diff options
Diffstat (limited to 'drivers/regulator')
41 files changed, 4002 insertions, 714 deletions
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c index c79ab843333e..493948a38fca 100644 --- a/drivers/regulator/88pm8607.c +++ b/drivers/regulator/88pm8607.c @@ -220,35 +220,6 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index) return ret; } -static int pm8606_preg_enable(struct regulator_dev *rdev) -{ - struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - - return pm860x_set_bits(info->i2c, rdev->desc->enable_reg, - 1 << rdev->desc->enable_mask, 0); -} - -static int pm8606_preg_disable(struct regulator_dev *rdev) -{ - struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - - return pm860x_set_bits(info->i2c, rdev->desc->enable_reg, - 1 << rdev->desc->enable_mask, - 1 << rdev->desc->enable_mask); -} - -static int pm8606_preg_is_enabled(struct regulator_dev *rdev) -{ - struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - int ret; - - ret = pm860x_reg_read(info->i2c, rdev->desc->enable_reg); - if (ret < 0) - return ret; - - return !((unsigned char)ret & (1 << rdev->desc->enable_mask)); -} - static struct regulator_ops pm8607_regulator_ops = { .list_voltage = pm8607_list_voltage, .set_voltage_sel = regulator_set_voltage_sel_regmap, @@ -259,9 +230,9 @@ static struct regulator_ops pm8607_regulator_ops = { }; static struct regulator_ops pm8606_preg_ops = { - .enable = pm8606_preg_enable, - .disable = pm8606_preg_disable, - .is_enabled = pm8606_preg_is_enabled, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, }; #define PM8606_PREG(ereg, ebit) \ @@ -274,6 +245,7 @@ static struct regulator_ops pm8606_preg_ops = { .owner = THIS_MODULE, \ .enable_reg = PM8606_##ereg, \ .enable_mask = (ebit), \ + .enable_is_inverted = true, \ }, \ } diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index 6e8250382def..47a34ff88f98 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -12,7 +12,7 @@ obj-$(CONFIG_REGULATOR_USERSPACE_CONSUMER) += userspace-consumer.o obj-$(CONFIG_REGULATOR_88PM8607) += 88pm8607.o obj-$(CONFIG_REGULATOR_AAT2870) += aat2870-regulator.o obj-$(CONFIG_REGULATOR_AB3100) += ab3100.o -obj-$(CONFIG_REGULATOR_AB8500) += ab8500.o +obj-$(CONFIG_REGULATOR_AB8500) += ab8500.o ab8500-ext.o obj-$(CONFIG_REGULATOR_AD5398) += ad5398.o obj-$(CONFIG_REGULATOR_ANATOP) += anatop-regulator.o obj-$(CONFIG_REGULATOR_ARIZONA) += arizona-micsupp.o arizona-ldo1.o diff --git a/drivers/regulator/ab3100.c b/drivers/regulator/ab3100.c index 111ec69a3e94..3be9e46594a1 100644 --- a/drivers/regulator/ab3100.c +++ b/drivers/regulator/ab3100.c @@ -17,6 +17,8 @@ #include <linux/regulator/driver.h> #include <linux/mfd/ab3100.h> #include <linux/mfd/abx500.h> +#include <linux/of.h> +#include <linux/regulator/of_regulator.h> /* LDO registers and some handy masking definitions for AB3100 */ #define AB3100_LDO_A 0x40 @@ -345,7 +347,11 @@ static int ab3100_get_voltage_regulator_external(struct regulator_dev *reg) { struct ab3100_regulator *abreg = rdev_get_drvdata(reg); - return abreg->plfdata->external_voltage; + if (abreg->plfdata) + return abreg->plfdata->external_voltage; + else + /* TODO: encode external voltage into device tree */ + return 0; } static struct regulator_ops regulator_ops_fixed = { @@ -488,16 +494,174 @@ ab3100_regulator_desc[AB3100_NUM_REGULATORS] = { }, }; +static int ab3100_regulator_register(struct platform_device *pdev, + struct ab3100_platform_data *plfdata, + struct regulator_init_data *init_data, + struct device_node *np, + int id) +{ + struct regulator_desc *desc; + struct ab3100_regulator *reg; + struct regulator_dev *rdev; + struct regulator_config config = { }; + int err, i; + + for (i = 0; i < AB3100_NUM_REGULATORS; i++) { + desc = &ab3100_regulator_desc[i]; + if (desc->id == id) + break; + } + if (desc->id != id) + return -ENODEV; + + /* Same index used for this array */ + reg = &ab3100_regulators[i]; + + /* + * Initialize per-regulator struct. + * Inherit platform data, this comes down from the + * i2c boarddata, from the machine. So if you want to + * see what it looks like for a certain machine, go + * into the machine I2C setup. + */ + reg->dev = &pdev->dev; + if (plfdata) { + reg->plfdata = plfdata; + config.init_data = &plfdata->reg_constraints[i]; + } else if (np) { + config.of_node = np; + config.init_data = init_data; + } + config.dev = &pdev->dev; + config.driver_data = reg; + + rdev = regulator_register(desc, &config); + if (IS_ERR(rdev)) { + err = PTR_ERR(rdev); + dev_err(&pdev->dev, + "%s: failed to register regulator %s err %d\n", + __func__, desc->name, + err); + return err; + } + + /* Then set a pointer back to the registered regulator */ + reg->rdev = rdev; + return 0; +} + +static struct of_regulator_match ab3100_regulator_matches[] = { + { .name = "ab3100_ldo_a", .driver_data = (void *) AB3100_LDO_A, }, + { .name = "ab3100_ldo_c", .driver_data = (void *) AB3100_LDO_C, }, + { .name = "ab3100_ldo_d", .driver_data = (void *) AB3100_LDO_D, }, + { .name = "ab3100_ldo_e", .driver_data = (void *) AB3100_LDO_E, }, + { .name = "ab3100_ldo_f", .driver_data = (void *) AB3100_LDO_F }, + { .name = "ab3100_ldo_g", .driver_data = (void *) AB3100_LDO_G }, + { .name = "ab3100_ldo_h", .driver_data = (void *) AB3100_LDO_H }, + { .name = "ab3100_ldo_k", .driver_data = (void *) AB3100_LDO_K }, + { .name = "ab3100_ext", .driver_data = (void *) AB3100_LDO_EXT }, + { .name = "ab3100_buck", .driver_data = (void *) AB3100_BUCK }, +}; + /* - * NOTE: the following functions are regulators pluralis - it is the - * binding to the AB3100 core driver and the parent platform device - * for all the different regulators. + * Initial settings of ab3100 registers. + * Common for below LDO regulator settings are that + * bit 7-5 controls voltage. Bit 4 turns regulator ON(1) or OFF(0). + * Bit 3-2 controls sleep enable and bit 1-0 controls sleep mode. */ +/* LDO_A 0x16: 2.75V, ON, SLEEP_A, SLEEP OFF GND */ +#define LDO_A_SETTING 0x16 +/* LDO_C 0x10: 2.65V, ON, SLEEP_A or B, SLEEP full power */ +#define LDO_C_SETTING 0x10 +/* LDO_D 0x10: 2.65V, ON, sleep mode not used */ +#define LDO_D_SETTING 0x10 +/* LDO_E 0x10: 1.8V, ON, SLEEP_A or B, SLEEP full power */ +#define LDO_E_SETTING 0x10 +/* LDO_E SLEEP 0x00: 1.8V, not used, SLEEP_A or B, not used */ +#define LDO_E_SLEEP_SETTING 0x00 +/* LDO_F 0xD0: 2.5V, ON, SLEEP_A or B, SLEEP full power */ +#define LDO_F_SETTING 0xD0 +/* LDO_G 0x00: 2.85V, OFF, SLEEP_A or B, SLEEP full power */ +#define LDO_G_SETTING 0x00 +/* LDO_H 0x18: 2.75V, ON, SLEEP_B, SLEEP full power */ +#define LDO_H_SETTING 0x18 +/* LDO_K 0x00: 2.75V, OFF, SLEEP_A or B, SLEEP full power */ +#define LDO_K_SETTING 0x00 +/* LDO_EXT 0x00: Voltage not set, OFF, not used, not used */ +#define LDO_EXT_SETTING 0x00 +/* BUCK 0x7D: 1.2V, ON, SLEEP_A and B, SLEEP low power */ +#define BUCK_SETTING 0x7D +/* BUCK SLEEP 0xAC: 1.05V, Not used, SLEEP_A and B, Not used */ +#define BUCK_SLEEP_SETTING 0xAC + +static const u8 ab3100_reg_initvals[] = { + LDO_A_SETTING, + LDO_C_SETTING, + LDO_E_SETTING, + LDO_E_SLEEP_SETTING, + LDO_F_SETTING, + LDO_G_SETTING, + LDO_H_SETTING, + LDO_K_SETTING, + LDO_EXT_SETTING, + BUCK_SETTING, + BUCK_SLEEP_SETTING, + LDO_D_SETTING, +}; + +static int ab3100_regulators_remove(struct platform_device *pdev) +{ + int i; + + for (i = 0; i < AB3100_NUM_REGULATORS; i++) { + struct ab3100_regulator *reg = &ab3100_regulators[i]; + + regulator_unregister(reg->rdev); + reg->rdev = NULL; + } + return 0; +} + +static int +ab3100_regulator_of_probe(struct platform_device *pdev, struct device_node *np) +{ + int err, i; + + /* + * Set up the regulator registers, as was previously done with + * platform data. + */ + /* Set up regulators */ + for (i = 0; i < ARRAY_SIZE(ab3100_reg_init_order); i++) { + err = abx500_set_register_interruptible(&pdev->dev, 0, + ab3100_reg_init_order[i], + ab3100_reg_initvals[i]); + if (err) { + dev_err(&pdev->dev, "regulator initialization failed with error %d\n", + err); + return err; + } + } + + for (i = 0; i < ARRAY_SIZE(ab3100_regulator_matches); i++) { + err = ab3100_regulator_register( + pdev, NULL, ab3100_regulator_matches[i].init_data, + ab3100_regulator_matches[i].of_node, + (int) ab3100_regulator_matches[i].driver_data); + if (err) { + ab3100_regulators_remove(pdev); + return err; + } + } + + return 0; +} + static int ab3100_regulators_probe(struct platform_device *pdev) { struct ab3100_platform_data *plfdata = pdev->dev.platform_data; - struct regulator_config config = { }; + struct device_node *np = pdev->dev.of_node; int err = 0; u8 data; int i; @@ -516,6 +680,18 @@ static int ab3100_regulators_probe(struct platform_device *pdev) dev_notice(&pdev->dev, "chip is in inactive mode (Cold start)\n"); + if (np) { + err = of_regulator_match(&pdev->dev, np, + ab3100_regulator_matches, + ARRAY_SIZE(ab3100_regulator_matches)); + if (err < 0) { + dev_err(&pdev->dev, + "Error parsing regulator init data: %d\n", err); + return err; + } + return ab3100_regulator_of_probe(pdev, np); + } + /* Set up regulators */ for (i = 0; i < ARRAY_SIZE(ab3100_reg_init_order); i++) { err = abx500_set_register_interruptible(&pdev->dev, 0, @@ -530,59 +706,19 @@ static int ab3100_regulators_probe(struct platform_device *pdev) /* Register the regulators */ for (i = 0; i < AB3100_NUM_REGULATORS; i++) { - struct ab3100_regulator *reg = &ab3100_regulators[i]; - struct regulator_dev *rdev; - - /* - * Initialize per-regulator struct. - * Inherit platform data, this comes down from the - * i2c boarddata, from the machine. So if you want to - * see what it looks like for a certain machine, go - * into the machine I2C setup. - */ - reg->dev = &pdev->dev; - reg->plfdata = plfdata; + struct regulator_desc *desc = &ab3100_regulator_desc[i]; - config.dev = &pdev->dev; - config.driver_data = reg; - config.init_data = &plfdata->reg_constraints[i]; - - /* - * Register the regulator, pass around - * the ab3100_regulator struct - */ - rdev = regulator_register(&ab3100_regulator_desc[i], &config); - if (IS_ERR(rdev)) { - err = PTR_ERR(rdev); - dev_err(&pdev->dev, - "%s: failed to register regulator %s err %d\n", - __func__, ab3100_regulator_desc[i].name, - err); - /* remove the already registered regulators */ - while (--i >= 0) - regulator_unregister(ab3100_regulators[i].rdev); + err = ab3100_regulator_register(pdev, plfdata, NULL, NULL, + desc->id); + if (err) { + ab3100_regulators_remove(pdev); return err; } - - /* Then set a pointer back to the registered regulator */ - reg->rdev = rdev; } return 0; } -static int ab3100_regulators_remove(struct platform_device *pdev) -{ - int i; - - for (i = 0; i < AB3100_NUM_REGULATORS; i++) { - struct ab3100_regulator *reg = &ab3100_regulators[i]; - - regulator_unregister(reg->rdev); - } - return 0; -} - static struct platform_driver ab3100_regulators_driver = { .driver = { .name = "ab3100-regulators", diff --git a/drivers/regulator/ab8500-ext.c b/drivers/regulator/ab8500-ext.c new file mode 100644 index 000000000000..b4d45472aae6 --- /dev/null +++ b/drivers/regulator/ab8500-ext.c @@ -0,0 +1,407 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * License Terms: GNU General Public License v2 + * + * Authors: Bengt Jonsson <bengt.g.jonsson@stericsson.com> + * + * This file is based on drivers/regulator/ab8500.c + * + * AB8500 external regulators + * + * ab8500-ext supports the following regulators: + * - VextSupply3 + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/err.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/regulator/driver.h> +#include <linux/regulator/machine.h> +#include <linux/mfd/abx500.h> +#include <linux/mfd/abx500/ab8500.h> +#include <linux/regulator/ab8500.h> + +/** + * struct ab8500_ext_regulator_info - ab8500 regulator information + * @dev: device pointer + * @desc: regulator description + * @rdev: regulator device + * @cfg: regulator configuration (extension of regulator FW configuration) + * @update_bank: bank to control on/off + * @update_reg: register to control on/off + * @update_mask: mask to enable/disable and set mode of regulator + * @update_val: bits holding the regulator current mode + * @update_val_hp: bits to set EN pin active (LPn pin deactive) + * normally this means high power mode + * @update_val_lp: bits to set EN pin active and LPn pin active + * normally this means low power mode + * @update_val_hw: bits to set regulator pins in HW control + * SysClkReq pins and logic will choose mode + */ +struct ab8500_ext_regulator_info { + struct device *dev; + struct regulator_desc desc; + struct regulator_dev *rdev; + struct ab8500_ext_regulator_cfg *cfg; + u8 update_bank; + u8 update_reg; + u8 update_mask; + u8 update_val; + u8 update_val_hp; + u8 update_val_lp; + u8 update_val_hw; +}; + +static int ab8500_ext_regulator_enable(struct regulator_dev *rdev) +{ + int ret; + struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + /* + * To satisfy both HW high power request and SW request, the regulator + * must be on in high power. + */ + if (info->cfg && info->cfg->hwreq) + regval = info->update_val_hp; + else + regval = info->update_val; + + ret = abx500_mask_and_set_register_interruptible(info->dev, + info->update_bank, info->update_reg, + info->update_mask, regval); + if (ret < 0) { + dev_err(rdev_get_dev(info->rdev), + "couldn't set enable bits for regulator\n"); + return ret; + } + + dev_dbg(rdev_get_dev(rdev), + "%s-enable (bank, reg, mask, value): 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", + info->desc.name, info->update_bank, info->update_reg, + info->update_mask, regval); + + return 0; +} + +static int ab8500_ext_regulator_disable(struct regulator_dev *rdev) +{ + int ret; + struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + /* + * Set the regulator in HW request mode if configured + */ + if (info->cfg && info->cfg->hwreq) + regval = info->update_val_hw; + else + regval = 0; + + ret = abx500_mask_and_set_register_interruptible(info->dev, + info->update_bank, info->update_reg, + info->update_mask, regval); + if (ret < 0) { + dev_err(rdev_get_dev(info->rdev), + "couldn't set disable bits for regulator\n"); + return ret; + } + + dev_dbg(rdev_get_dev(rdev), "%s-disable (bank, reg, mask, value):" + " 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", + info->desc.name, info->update_bank, info->update_reg, + info->update_mask, regval); + + return 0; +} + +static int ab8500_ext_regulator_is_enabled(struct regulator_dev *rdev) +{ + int ret; + struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + ret = abx500_get_register_interruptible(info->dev, + info->update_bank, info->update_reg, ®val); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't read 0x%x register\n", info->update_reg); + return ret; + } + + dev_dbg(rdev_get_dev(rdev), "%s-is_enabled (bank, reg, mask, value):" + " 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", + info->desc.name, info->update_bank, info->update_reg, + info->update_mask, regval); + + if (((regval & info->update_mask) == info->update_val_lp) || + ((regval & info->update_mask) == info->update_val_hp)) + return 1; + else + return 0; +} + +static int ab8500_ext_regulator_set_mode(struct regulator_dev *rdev, + unsigned int mode) +{ + int ret = 0; + struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + switch (mode) { + case REGULATOR_MODE_NORMAL: + regval = info->update_val_hp; + break; + case REGULATOR_MODE_IDLE: + regval = info->update_val_lp; + break; + + default: + return -EINVAL; + } + + /* If regulator is enabled and info->cfg->hwreq is set, the regulator + must be on in high power, so we don't need to write the register with + the same value. + */ + if (ab8500_ext_regulator_is_enabled(rdev) && + !(info->cfg && info->cfg->hwreq)) { + ret = abx500_mask_and_set_register_interruptible(info->dev, + info->update_bank, info->update_reg, + info->update_mask, regval); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "Could not set regulator mode.\n"); + return ret; + } + + dev_dbg(rdev_get_dev(rdev), + "%s-set_mode (bank, reg, mask, value): " + "0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, info->update_bank, info->update_reg, + info->update_mask, regval); + } + + info->update_val = regval; + + return 0; +} + +static unsigned int ab8500_ext_regulator_get_mode(struct regulator_dev *rdev) +{ + struct ab8500_ext_regulator_info *info = rdev_get_drvdata(rdev); + int ret; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + if (info->update_val == info->update_val_hp) + ret = REGULATOR_MODE_NORMAL; + else if (info->update_val == info->update_val_lp) + ret = REGULATOR_MODE_IDLE; + else + ret = -EINVAL; + + return ret; +} + +static int ab8500_ext_list_voltage(struct regulator_dev *rdev, + unsigned selector) +{ + struct regulation_constraints *regu_constraints = rdev->constraints; + + if (regu_constraints == NULL) { + dev_err(rdev_get_dev(rdev), "regulator constraints null pointer\n"); + return -EINVAL; + } + /* return the uV for the fixed regulators */ + if (regu_constraints->min_uV && regu_constraints->max_uV) { + if (regu_constraints->min_uV == regu_constraints->max_uV) + return regu_constraints->min_uV; + } + return -EINVAL; +} + +static struct regulator_ops ab8500_ext_regulator_ops = { + .enable = ab8500_ext_regulator_enable, + .disable = ab8500_ext_regulator_disable, + .is_enabled = ab8500_ext_regulator_is_enabled, + .set_mode = ab8500_ext_regulator_set_mode, + .get_mode = ab8500_ext_regulator_get_mode, + .list_voltage = ab8500_ext_list_voltage, +}; + +static struct ab8500_ext_regulator_info + ab8500_ext_regulator_info[AB8500_NUM_EXT_REGULATORS] = { + [AB8500_EXT_SUPPLY1] = { + .desc = { + .name = "VEXTSUPPLY1", + .ops = &ab8500_ext_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_EXT_SUPPLY1, + .owner = THIS_MODULE, + .n_voltages = 1, + }, + .update_bank = 0x04, + .update_reg = 0x08, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_hp = 0x01, + .update_val_lp = 0x03, + .update_val_hw = 0x02, + }, + [AB8500_EXT_SUPPLY2] = { + .desc = { + .name = "VEXTSUPPLY2", + .ops = &ab8500_ext_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_EXT_SUPPLY2, + .owner = THIS_MODULE, + .n_voltages = 1, + }, + .update_bank = 0x04, + .update_reg = 0x08, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_hp = 0x04, + .update_val_lp = 0x0c, + .update_val_hw = 0x08, + }, + [AB8500_EXT_SUPPLY3] = { + .desc = { + .name = "VEXTSUPPLY3", + .ops = &ab8500_ext_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_EXT_SUPPLY3, + .owner = THIS_MODULE, + .n_voltages = 1, + }, + .update_bank = 0x04, + .update_reg = 0x08, + .update_mask = 0x30, + .update_val = 0x10, + .update_val_hp = 0x10, + .update_val_lp = 0x30, + .update_val_hw = 0x20, + }, +}; + +int ab8500_ext_regulator_init(struct platform_device *pdev) +{ + struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); + struct ab8500_platform_data *ppdata; + struct ab8500_regulator_platform_data *pdata; + struct regulator_config config = { }; + int i, err; + + if (!ab8500) { + dev_err(&pdev->dev, "null mfd parent\n"); + return -EINVAL; + } + ppdata = dev_get_platdata(ab8500->dev); + if (!ppdata) { + dev_err(&pdev->dev, "null parent pdata\n"); + return -EINVAL; + } + + pdata = ppdata->regulator; + if (!pdata) { + dev_err(&pdev->dev, "null pdata\n"); + return -EINVAL; + } + + /* make sure the platform data has the correct size */ + if (pdata->num_ext_regulator != ARRAY_SIZE(ab8500_ext_regulator_info)) { + dev_err(&pdev->dev, "Configuration error: size mismatch.\n"); + return -EINVAL; + } + + /* check for AB8500 2.x */ + if (is_ab8500_2p0_or_earlier(ab8500)) { + struct ab8500_ext_regulator_info *info; + + /* VextSupply3LPn is inverted on AB8500 2.x */ + info = &ab8500_ext_regulator_info[AB8500_EXT_SUPPLY3]; + info->update_val = 0x30; + info->update_val_hp = 0x30; + info->update_val_lp = 0x10; + } + + /* register all regulators */ + for (i = 0; i < ARRAY_SIZE(ab8500_ext_regulator_info); i++) { + struct ab8500_ext_regulator_info *info = NULL; + + /* assign per-regulator data */ + info = &ab8500_ext_regulator_info[i]; + info->dev = &pdev->dev; + info->cfg = (struct ab8500_ext_regulator_cfg *) + pdata->ext_regulator[i].driver_data; + + config.dev = &pdev->dev; + config.init_data = &pdata->ext_regulator[i]; + config.driver_data = info; + + /* register regulator with framework */ + info->rdev = regulator_register(&info->desc, &config); + if (IS_ERR(info->rdev)) { + err = PTR_ERR(info->rdev); + dev_err(&pdev->dev, "failed to register regulator %s\n", + info->desc.name); + /* when we fail, un-register all earlier regulators */ + while (--i >= 0) { + info = &ab8500_ext_regulator_info[i]; + regulator_unregister(info->rdev); + } + return err; + } + + dev_dbg(rdev_get_dev(info->rdev), + "%s-probed\n", info->desc.name); + } + + return 0; +} + +void ab8500_ext_regulator_exit(struct platform_device *pdev) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(ab8500_ext_regulator_info); i++) { + struct ab8500_ext_regulator_info *info = NULL; + info = &ab8500_ext_regulator_info[i]; + + dev_vdbg(rdev_get_dev(info->rdev), + "%s-remove\n", info->desc.name); + + regulator_unregister(info->rdev); + } +} + +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("Bengt Jonsson <bengt.g.jonsson@stericsson.com>"); +MODULE_DESCRIPTION("AB8500 external regulator driver"); +MODULE_ALIAS("platform:ab8500-ext-regulator"); diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index 09014f38a948..f6656b8c28b6 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -5,11 +5,15 @@ * * Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson * Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson + * Daniel Willerud <daniel.willerud@stericsson.com> for ST-Ericsson * * AB8500 peripheral regulators * * AB8500 supports the following regulators: * VAUX1/2/3, VINTCORE, VTVOUT, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA + * + * AB8505 supports the following regulators: + * VAUX1/2/3/4/5/6, VINTCORE, VADC, VUSB, VAUDIO, VAMIC1/2, VDMIC, VANA */ #include <linux/init.h> #include <linux/kernel.h> @@ -26,33 +30,64 @@ #include <linux/slab.h> /** + * struct ab8500_shared_mode - is used when mode is shared between + * two regulators. + * @shared_regulator: pointer to the other sharing regulator + * @lp_mode_req: low power mode requested by this regulator + */ +struct ab8500_shared_mode { + struct ab8500_regulator_info *shared_regulator; + bool lp_mode_req; +}; + +/** * struct ab8500_regulator_info - ab8500 regulator information * @dev: device pointer * @desc: regulator description * @regulator_dev: regulator device + * @shared_mode: used when mode is shared between two regulators + * @load_lp_uA: maximum load in idle (low power) mode * @update_bank: bank to control on/off * @update_reg: register to control on/off - * @update_mask: mask to enable/disable regulator - * @update_val_enable: bits to enable the regulator in normal (high power) mode + * @update_mask: mask to enable/disable and set mode of regulator + * @update_val: bits holding the regulator current mode + * @update_val_idle: bits to enable the regulator in idle (low power) mode + * @update_val_normal: bits to enable the regulator in normal (high power) mode + * @mode_bank: bank with location of mode register + * @mode_reg: mode register + * @mode_mask: mask for setting mode + * @mode_val_idle: mode setting for low power + * @mode_val_normal: mode setting for normal power * @voltage_bank: bank to control regulator voltage * @voltage_reg: register to control regulator voltage * @voltage_mask: mask to control regulator voltage - * @voltage_shift: shift to control regulator voltage - * @delay: startup/set voltage delay in us */ struct ab8500_regulator_info { struct device *dev; struct regulator_desc desc; struct regulator_dev *regulator; + struct ab8500_shared_mode *shared_mode; + int load_lp_uA; u8 update_bank; u8 update_reg; u8 update_mask; - u8 update_val_enable; + u8 update_val; + u8 update_val_idle; + u8 update_val_normal; + u8 mode_bank; + u8 mode_reg; + u8 mode_mask; + u8 mode_val_idle; + u8 mode_val_normal; u8 voltage_bank; u8 voltage_reg; u8 voltage_mask; - u8 voltage_shift; - unsigned int delay; + struct { + u8 voltage_limit; + u8 voltage_bank; + u8 voltage_reg; + u8 voltage_mask; + } expand_register; }; /* voltage tables for the vauxn/vintcore supplies */ @@ -86,6 +121,44 @@ static const unsigned int ldo_vaux3_voltages[] = { 2910000, }; +static const unsigned int ldo_vaux56_voltages[] = { + 1800000, + 1050000, + 1100000, + 1200000, + 1500000, + 2200000, + 2500000, + 2790000, +}; + +static const unsigned int ldo_vaux3_ab8540_voltages[] = { + 1200000, + 1500000, + 1800000, + 2100000, + 2500000, + 2750000, + 2790000, + 2910000, + 3050000, +}; + +static const unsigned int ldo_vaux56_ab8540_voltages[] = { + 750000, 760000, 770000, 780000, 790000, 800000, + 810000, 820000, 830000, 840000, 850000, 860000, + 870000, 880000, 890000, 900000, 910000, 920000, + 930000, 940000, 950000, 960000, 970000, 980000, + 990000, 1000000, 1010000, 1020000, 1030000, + 1040000, 1050000, 1060000, 1070000, 1080000, + 1090000, 1100000, 1110000, 1120000, 1130000, + 1140000, 1150000, 1160000, 1170000, 1180000, + 1190000, 1200000, 1210000, 1220000, 1230000, + 1240000, 1250000, 1260000, 1270000, 1280000, + 1290000, 1300000, 1310000, 1320000, 1330000, + 1340000, 1350000, 1360000, 1800000, 2790000, +}; + static const unsigned int ldo_vintcore_voltages[] = { 1200000, 1225000, @@ -96,6 +169,72 @@ static const unsigned int ldo_vintcore_voltages[] = { 1350000, }; +static const unsigned int ldo_sdio_voltages[] = { + 1160000, + 1050000, + 1100000, + 1500000, + 1800000, + 2200000, + 2910000, + 3050000, +}; + +static const unsigned int fixed_1200000_voltage[] = { + 1200000, +}; + +static const unsigned int fixed_1800000_voltage[] = { + 1800000, +}; + +static const unsigned int fixed_2000000_voltage[] = { + 2000000, +}; + +static const unsigned int fixed_2050000_voltage[] = { + 2050000, +}; + +static const unsigned int fixed_3300000_voltage[] = { + 3300000, +}; + +static const unsigned int ldo_vana_voltages[] = { + 1050000, + 1075000, + 1100000, + 1125000, + 1150000, + 1175000, + 1200000, + 1225000, +}; + +static const unsigned int ldo_vaudio_voltages[] = { + 2000000, + 2100000, + 2200000, + 2300000, + 2400000, + 2500000, + 2600000, + 2600000, /* Duplicated in Vaudio and IsoUicc Control register. */ +}; + +static const unsigned int ldo_vdmic_voltages[] = { + 1800000, + 1900000, + 2000000, + 2850000, +}; + +static DEFINE_MUTEX(shared_mode_mutex); +static struct ab8500_shared_mode ldo_anamic1_shared; +static struct ab8500_shared_mode ldo_anamic2_shared; +static struct ab8500_shared_mode ab8540_ldo_anamic1_shared; +static struct ab8500_shared_mode ab8540_ldo_anamic2_shared; + static int ab8500_regulator_enable(struct regulator_dev *rdev) { int ret; @@ -108,15 +247,17 @@ static int ab8500_regulator_enable(struct regulator_dev *rdev) ret = abx500_mask_and_set_register_interruptible(info->dev, info->update_bank, info->update_reg, - info->update_mask, info->update_val_enable); - if (ret < 0) + info->update_mask, info->update_val); + if (ret < 0) { dev_err(rdev_get_dev(rdev), "couldn't set enable bits for regulator\n"); + return ret; + } dev_vdbg(rdev_get_dev(rdev), "%s-enable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", info->desc.name, info->update_bank, info->update_reg, - info->update_mask, info->update_val_enable); + info->update_mask, info->update_val); return ret; } @@ -134,9 +275,11 @@ static int ab8500_regulator_disable(struct regulator_dev *rdev) ret = abx500_mask_and_set_register_interruptible(info->dev, info->update_bank, info->update_reg, info->update_mask, 0x0); - if (ret < 0) + if (ret < 0) { dev_err(rdev_get_dev(rdev), "couldn't set disable bits for regulator\n"); + return ret; + } dev_vdbg(rdev_get_dev(rdev), "%s-disable (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", @@ -172,14 +315,170 @@ static int ab8500_regulator_is_enabled(struct regulator_dev *rdev) info->update_mask, regval); if (regval & info->update_mask) - return true; + return 1; + else + return 0; +} + +static unsigned int ab8500_regulator_get_optimum_mode( + struct regulator_dev *rdev, int input_uV, + int output_uV, int load_uA) +{ + unsigned int mode; + + struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + if (load_uA <= info->load_lp_uA) + mode = REGULATOR_MODE_IDLE; + else + mode = REGULATOR_MODE_NORMAL; + + return mode; +} + +static int ab8500_regulator_set_mode(struct regulator_dev *rdev, + unsigned int mode) +{ + int ret = 0; + u8 bank, reg, mask, val; + bool lp_mode_req = false; + struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + if (info->mode_mask) { + bank = info->mode_bank; + reg = info->mode_reg; + mask = info->mode_mask; + } else { + bank = info->update_bank; + reg = info->update_reg; + mask = info->update_mask; + } + + if (info->shared_mode) + mutex_lock(&shared_mode_mutex); + + switch (mode) { + case REGULATOR_MODE_NORMAL: + if (info->shared_mode) + lp_mode_req = false; + + if (info->mode_mask) + val = info->mode_val_normal; + else + val = info->update_val_normal; + break; + case REGULATOR_MODE_IDLE: + if (info->shared_mode) { + struct ab8500_regulator_info *shared_regulator; + + shared_regulator = info->shared_mode->shared_regulator; + if (!shared_regulator->shared_mode->lp_mode_req) { + /* Other regulator prevent LP mode */ + info->shared_mode->lp_mode_req = true; + goto out_unlock; + } + + lp_mode_req = true; + } + + if (info->mode_mask) + val = info->mode_val_idle; + else + val = info->update_val_idle; + break; + default: + ret = -EINVAL; + goto out_unlock; + } + + if (info->mode_mask || ab8500_regulator_is_enabled(rdev)) { + ret = abx500_mask_and_set_register_interruptible(info->dev, + bank, reg, mask, val); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't set regulator mode\n"); + goto out_unlock; + } + + dev_vdbg(rdev_get_dev(rdev), + "%s-set_mode (bank, reg, mask, value): " + "0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, bank, reg, + mask, val); + } + + if (!info->mode_mask) + info->update_val = val; + + if (info->shared_mode) + info->shared_mode->lp_mode_req = lp_mode_req; + +out_unlock: + if (info->shared_mode) + mutex_unlock(&shared_mode_mutex); + + return ret; +} + +static unsigned int ab8500_regulator_get_mode(struct regulator_dev *rdev) +{ + struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); + int ret; + u8 val; + u8 val_normal; + u8 val_idle; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + /* Need special handling for shared mode */ + if (info->shared_mode) { + if (info->shared_mode->lp_mode_req) + return REGULATOR_MODE_IDLE; + else + return REGULATOR_MODE_NORMAL; + } + + if (info->mode_mask) { + /* Dedicated register for handling mode */ + ret = abx500_get_register_interruptible(info->dev, + info->mode_bank, info->mode_reg, &val); + val = val & info->mode_mask; + + val_normal = info->mode_val_normal; + val_idle = info->mode_val_idle; + } else { + /* Mode register same as enable register */ + val = info->update_val; + val_normal = info->update_val_normal; + val_idle = info->update_val_idle; + } + + if (val == val_normal) + ret = REGULATOR_MODE_NORMAL; + else if (val == val_idle) + ret = REGULATOR_MODE_IDLE; else - return false; + ret = -EINVAL; + + return ret; } static int ab8500_regulator_get_voltage_sel(struct regulator_dev *rdev) { - int ret, val; + int ret, voltage_shift; struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); u8 regval; @@ -188,6 +487,8 @@ static int ab8500_regulator_get_voltage_sel(struct regulator_dev *rdev) return -EINVAL; } + voltage_shift = ffs(info->voltage_mask) - 1; + ret = abx500_get_register_interruptible(info->dev, info->voltage_bank, info->voltage_reg, ®val); if (ret < 0) { @@ -201,16 +502,62 @@ static int ab8500_regulator_get_voltage_sel(struct regulator_dev *rdev) "0x%x, 0x%x, 0x%x, 0x%x, 0x%x\n", info->desc.name, info->voltage_bank, info->voltage_reg, info->voltage_mask, - info->voltage_shift, regval); + voltage_shift, regval); - val = regval & info->voltage_mask; - return val >> info->voltage_shift; + return (regval & info->voltage_mask) >> voltage_shift; +} + +static int ab8540_aux3_regulator_get_voltage_sel(struct regulator_dev *rdev) +{ + int ret, voltage_shift; + struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval, regval_expand; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + ret = abx500_get_register_interruptible(info->dev, + info->expand_register.voltage_bank, + info->expand_register.voltage_reg, ®val_expand); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't read voltage expand reg for regulator\n"); + return ret; + } + + dev_vdbg(rdev_get_dev(rdev), + "%s-get_voltage expand (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, info->expand_register.voltage_bank, + info->expand_register.voltage_reg, + info->expand_register.voltage_mask, regval_expand); + + if (regval_expand & info->expand_register.voltage_mask) + return info->expand_register.voltage_limit; + + ret = abx500_get_register_interruptible(info->dev, + info->voltage_bank, info->voltage_reg, ®val); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't read voltage reg for regulator\n"); + return ret; + } + + dev_vdbg(rdev_get_dev(rdev), + "%s-get_voltage (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, info->voltage_bank, info->voltage_reg, + info->voltage_mask, regval); + + voltage_shift = ffs(info->voltage_mask) - 1; + + return (regval & info->voltage_mask) >> voltage_shift; } static int ab8500_regulator_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) { - int ret; + int ret, voltage_shift; struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); u8 regval; @@ -219,8 +566,10 @@ static int ab8500_regulator_set_voltage_sel(struct regulator_dev *rdev, return -EINVAL; } + voltage_shift = ffs(info->voltage_mask) - 1; + /* set the registers for the request */ - regval = (u8)selector << info->voltage_shift; + regval = (u8)selector << voltage_shift; ret = abx500_mask_and_set_register_interruptible(info->dev, info->voltage_bank, info->voltage_reg, info->voltage_mask, regval); @@ -237,32 +586,121 @@ static int ab8500_regulator_set_voltage_sel(struct regulator_dev *rdev, return ret; } -static int ab8500_regulator_set_voltage_time_sel(struct regulator_dev *rdev, - unsigned int old_sel, - unsigned int new_sel) +static int ab8540_aux3_regulator_set_voltage_sel(struct regulator_dev *rdev, + unsigned selector) { + int ret; struct ab8500_regulator_info *info = rdev_get_drvdata(rdev); + u8 regval, regval_expand; + + if (info == NULL) { + dev_err(rdev_get_dev(rdev), "regulator info null pointer\n"); + return -EINVAL; + } + + if (selector < info->expand_register.voltage_limit) { + int voltage_shift = ffs(info->voltage_mask) - 1; + + regval = (u8)selector << voltage_shift; + ret = abx500_mask_and_set_register_interruptible(info->dev, + info->voltage_bank, info->voltage_reg, + info->voltage_mask, regval); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't set voltage reg for regulator\n"); + return ret; + } - return info->delay; + dev_vdbg(rdev_get_dev(rdev), + "%s-set_voltage (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, info->voltage_bank, info->voltage_reg, + info->voltage_mask, regval); + + regval_expand = 0; + } else { + regval_expand = info->expand_register.voltage_mask; + } + + ret = abx500_mask_and_set_register_interruptible(info->dev, + info->expand_register.voltage_bank, + info->expand_register.voltage_reg, + info->expand_register.voltage_mask, + regval_expand); + if (ret < 0) { + dev_err(rdev_get_dev(rdev), + "couldn't set expand voltage reg for regulator\n"); + return ret; + } + + dev_vdbg(rdev_get_dev(rdev), + "%s-set_voltage expand (bank, reg, mask, value): 0x%x, 0x%x, 0x%x, 0x%x\n", + info->desc.name, info->expand_register.voltage_bank, + info->expand_register.voltage_reg, + info->expand_register.voltage_mask, regval_expand); + + return 0; } -static struct regulator_ops ab8500_regulator_ops = { +static struct regulator_ops ab8500_regulator_volt_mode_ops = { + .enable = ab8500_regulator_enable, + .disable = ab8500_regulator_disable, + .is_enabled = ab8500_regulator_is_enabled, + .get_optimum_mode = ab8500_regulator_get_optimum_mode, + .set_mode = ab8500_regulator_set_mode, + .get_mode = ab8500_regulator_get_mode, + .get_voltage_sel = ab8500_regulator_get_voltage_sel, + .set_voltage_sel = ab8500_regulator_set_voltage_sel, + .list_voltage = regulator_list_voltage_table, +}; + +static struct regulator_ops ab8540_aux3_regulator_volt_mode_ops = { + .enable = ab8500_regulator_enable, + .disable = ab8500_regulator_disable, + .get_optimum_mode = ab8500_regulator_get_optimum_mode, + .set_mode = ab8500_regulator_set_mode, + .get_mode = ab8500_regulator_get_mode, + .is_enabled = ab8500_regulator_is_enabled, + .get_voltage_sel = ab8540_aux3_regulator_get_voltage_sel, + .set_voltage_sel = ab8540_aux3_regulator_set_voltage_sel, + .list_voltage = regulator_list_voltage_table, +}; + +static struct regulator_ops ab8500_regulator_volt_ops = { .enable = ab8500_regulator_enable, .disable = ab8500_regulator_disable, .is_enabled = ab8500_regulator_is_enabled, .get_voltage_sel = ab8500_regulator_get_voltage_sel, .set_voltage_sel = ab8500_regulator_set_voltage_sel, .list_voltage = regulator_list_voltage_table, - .set_voltage_time_sel = ab8500_regulator_set_voltage_time_sel, }; -static struct regulator_ops ab8500_regulator_fixed_ops = { +static struct regulator_ops ab8500_regulator_mode_ops = { + .enable = ab8500_regulator_enable, + .disable = ab8500_regulator_disable, + .is_enabled = ab8500_regulator_is_enabled, + .get_optimum_mode = ab8500_regulator_get_optimum_mode, + .set_mode = ab8500_regulator_set_mode, + .get_mode = ab8500_regulator_get_mode, + .list_voltage = regulator_list_voltage_table, +}; + +static struct regulator_ops ab8500_regulator_ops = { + .enable = ab8500_regulator_enable, + .disable = ab8500_regulator_disable, + .is_enabled = ab8500_regulator_is_enabled, + .list_voltage = regulator_list_voltage_table, +}; + +static struct regulator_ops ab8500_regulator_anamic_mode_ops = { .enable = ab8500_regulator_enable, .disable = ab8500_regulator_disable, .is_enabled = ab8500_regulator_is_enabled, - .list_voltage = regulator_list_voltage_linear, + .set_mode = ab8500_regulator_set_mode, + .get_mode = ab8500_regulator_get_mode, + .list_voltage = regulator_list_voltage_table, }; +/* AB8500 regulator information */ static struct ab8500_regulator_info ab8500_regulator_info[AB8500_NUM_REGULATORS] = { /* @@ -274,17 +712,21 @@ static struct ab8500_regulator_info [AB8500_LDO_AUX1] = { .desc = { .name = "LDO-AUX1", - .ops = &ab8500_regulator_ops, + .ops = &ab8500_regulator_volt_mode_ops, .type = REGULATOR_VOLTAGE, .id = AB8500_LDO_AUX1, .owner = THIS_MODULE, .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), .volt_table = ldo_vauxn_voltages, + .enable_time = 200, }, + .load_lp_uA = 5000, .update_bank = 0x04, .update_reg = 0x09, .update_mask = 0x03, - .update_val_enable = 0x01, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, .voltage_bank = 0x04, .voltage_reg = 0x1f, .voltage_mask = 0x0f, @@ -292,17 +734,21 @@ static struct ab8500_regulator_info [AB8500_LDO_AUX2] = { .desc = { .name = "LDO-AUX2", - .ops = &ab8500_regulator_ops, + .ops = &ab8500_regulator_volt_mode_ops, .type = REGULATOR_VOLTAGE, .id = AB8500_LDO_AUX2, .owner = THIS_MODULE, .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), .volt_table = ldo_vauxn_voltages, + .enable_time = 200, }, + .load_lp_uA = 5000, .update_bank = 0x04, .update_reg = 0x09, .update_mask = 0x0c, - .update_val_enable = 0x04, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, .voltage_bank = 0x04, .voltage_reg = 0x20, .voltage_mask = 0x0f, @@ -310,17 +756,21 @@ static struct ab8500_regulator_info [AB8500_LDO_AUX3] = { .desc = { .name = "LDO-AUX3", - .ops = &ab8500_regulator_ops, + .ops = &ab8500_regulator_volt_mode_ops, .type = REGULATOR_VOLTAGE, .id = AB8500_LDO_AUX3, .owner = THIS_MODULE, .n_voltages = ARRAY_SIZE(ldo_vaux3_voltages), .volt_table = ldo_vaux3_voltages, + .enable_time = 450, }, + .load_lp_uA = 5000, .update_bank = 0x04, .update_reg = 0x0a, .update_mask = 0x03, - .update_val_enable = 0x01, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, .voltage_bank = 0x04, .voltage_reg = 0x21, .voltage_mask = 0x07, @@ -328,21 +778,24 @@ static struct ab8500_regulator_info [AB8500_LDO_INTCORE] = { .desc = { .name = "LDO-INTCORE", - .ops = &ab8500_regulator_ops, + .ops = &ab8500_regulator_volt_mode_ops, .type = REGULATOR_VOLTAGE, .id = AB8500_LDO_INTCORE, .owner = THIS_MODULE, .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages), .volt_table = ldo_vintcore_voltages, + .enable_time = 750, }, + .load_lp_uA = 5000, .update_bank = 0x03, .update_reg = 0x80, .update_mask = 0x44, - .update_val_enable = 0x04, + .update_val = 0x44, + .update_val_idle = 0x44, + .update_val_normal = 0x04, .voltage_bank = 0x03, .voltage_reg = 0x80, .voltage_mask = 0x38, - .voltage_shift = 3, }, /* @@ -353,112 +806,984 @@ static struct ab8500_regulator_info [AB8500_LDO_TVOUT] = { .desc = { .name = "LDO-TVOUT", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_mode_ops, .type = REGULATOR_VOLTAGE, .id = AB8500_LDO_TVOUT, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 2000000, + .volt_table = fixed_2000000_voltage, + .enable_time = 500, + }, + .load_lp_uA = 1000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x82, + .update_val = 0x02, + .update_val_idle = 0x82, + .update_val_normal = 0x02, + }, + [AB8500_LDO_AUDIO] = { + .desc = { + .name = "LDO-AUDIO", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_LDO_AUDIO, + .owner = THIS_MODULE, + .n_voltages = 1, + .enable_time = 140, + .volt_table = fixed_2000000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x02, + .update_val = 0x02, + }, + [AB8500_LDO_ANAMIC1] = { + .desc = { + .name = "LDO-ANAMIC1", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_LDO_ANAMIC1, + .owner = THIS_MODULE, + .n_voltages = 1, + .enable_time = 500, + .volt_table = fixed_2050000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x08, + .update_val = 0x08, + }, + [AB8500_LDO_ANAMIC2] = { + .desc = { + .name = "LDO-ANAMIC2", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_LDO_ANAMIC2, + .owner = THIS_MODULE, + .n_voltages = 1, + .enable_time = 500, + .volt_table = fixed_2050000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x10, + .update_val = 0x10, + }, + [AB8500_LDO_DMIC] = { + .desc = { + .name = "LDO-DMIC", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_LDO_DMIC, + .owner = THIS_MODULE, + .n_voltages = 1, + .enable_time = 420, + .volt_table = fixed_1800000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x04, + .update_val = 0x04, + }, + + /* + * Regulators with fixed voltage and normal/idle modes + */ + [AB8500_LDO_ANA] = { + .desc = { + .name = "LDO-ANA", + .ops = &ab8500_regulator_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8500_LDO_ANA, + .owner = THIS_MODULE, + .n_voltages = 1, + .enable_time = 140, + .volt_table = fixed_1200000_voltage, + }, + .load_lp_uA = 1000, + .update_bank = 0x04, + .update_reg = 0x06, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + }, +}; + +/* AB8505 regulator information */ +static struct ab8500_regulator_info + ab8505_regulator_info[AB8505_NUM_REGULATORS] = { + /* + * Variable Voltage Regulators + * name, min mV, max mV, + * update bank, reg, mask, enable val + * volt bank, reg, mask + */ + [AB8505_LDO_AUX1] = { + .desc = { + .name = "LDO-AUX1", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX1, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x1f, + .voltage_mask = 0x0f, + }, + [AB8505_LDO_AUX2] = { + .desc = { + .name = "LDO-AUX2", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX2, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + .voltage_bank = 0x04, + .voltage_reg = 0x20, + .voltage_mask = 0x0f, + }, + [AB8505_LDO_AUX3] = { + .desc = { + .name = "LDO-AUX3", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX3, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux3_voltages), + .volt_table = ldo_vaux3_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x0a, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x21, + .voltage_mask = 0x07, + }, + [AB8505_LDO_AUX4] = { + .desc = { + .name = "LDO-AUX4", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX4, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + /* values for Vaux4Regu register */ + .update_bank = 0x04, + .update_reg = 0x2e, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + /* values for Vaux4SEL register */ + .voltage_bank = 0x04, + .voltage_reg = 0x2f, + .voltage_mask = 0x0f, + }, + [AB8505_LDO_AUX5] = { + .desc = { + .name = "LDO-AUX5", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX5, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux56_voltages), + .volt_table = ldo_vaux56_voltages, + }, + .load_lp_uA = 2000, + /* values for CtrlVaux5 register */ + .update_bank = 0x01, + .update_reg = 0x55, + .update_mask = 0x18, + .update_val = 0x10, + .update_val_idle = 0x18, + .update_val_normal = 0x10, + .voltage_bank = 0x01, + .voltage_reg = 0x55, + .voltage_mask = 0x07, + }, + [AB8505_LDO_AUX6] = { + .desc = { + .name = "LDO-AUX6", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX6, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux56_voltages), + .volt_table = ldo_vaux56_voltages, + }, + .load_lp_uA = 2000, + /* values for CtrlVaux6 register */ + .update_bank = 0x01, + .update_reg = 0x56, + .update_mask = 0x18, + .update_val = 0x10, + .update_val_idle = 0x18, + .update_val_normal = 0x10, + .voltage_bank = 0x01, + .voltage_reg = 0x56, + .voltage_mask = 0x07, + }, + [AB8505_LDO_INTCORE] = { + .desc = { + .name = "LDO-INTCORE", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_INTCORE, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages), + .volt_table = ldo_vintcore_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x44, + .update_val = 0x04, + .update_val_idle = 0x44, + .update_val_normal = 0x04, + .voltage_bank = 0x03, + .voltage_reg = 0x80, + .voltage_mask = 0x38, + }, + + /* + * Fixed Voltage Regulators + * name, fixed mV, + * update bank, reg, mask, enable val + */ + [AB8505_LDO_ADC] = { + .desc = { + .name = "LDO-ADC", + .ops = &ab8500_regulator_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_ADC, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2000000_voltage, .enable_time = 10000, }, - .delay = 10000, + .load_lp_uA = 1000, .update_bank = 0x03, .update_reg = 0x80, .update_mask = 0x82, - .update_val_enable = 0x02, + .update_val = 0x02, + .update_val_idle = 0x82, + .update_val_normal = 0x02, }, - [AB8500_LDO_USB] = { + [AB8505_LDO_USB] = { .desc = { .name = "LDO-USB", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_mode_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_USB, + .id = AB8505_LDO_USB, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 3300000, + .volt_table = fixed_3300000_voltage, }, .update_bank = 0x03, .update_reg = 0x82, .update_mask = 0x03, - .update_val_enable = 0x01, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, }, - [AB8500_LDO_AUDIO] = { + [AB8505_LDO_AUDIO] = { .desc = { .name = "LDO-AUDIO", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_volt_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_AUDIO, + .id = AB8505_LDO_AUDIO, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaudio_voltages), + .volt_table = ldo_vaudio_voltages, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x02, + .update_val = 0x02, + .voltage_bank = 0x01, + .voltage_reg = 0x57, + .voltage_mask = 0x70, + }, + [AB8505_LDO_ANAMIC1] = { + .desc = { + .name = "LDO-ANAMIC1", + .ops = &ab8500_regulator_anamic_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_ANAMIC1, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2050000_voltage, + }, + .shared_mode = &ldo_anamic1_shared, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x08, + .update_val = 0x08, + .mode_bank = 0x01, + .mode_reg = 0x54, + .mode_mask = 0x04, + .mode_val_idle = 0x04, + .mode_val_normal = 0x00, + }, + [AB8505_LDO_ANAMIC2] = { + .desc = { + .name = "LDO-ANAMIC2", + .ops = &ab8500_regulator_anamic_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_ANAMIC2, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 2000000, + .volt_table = fixed_2050000_voltage, + }, + .shared_mode = &ldo_anamic2_shared, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x10, + .update_val = 0x10, + .mode_bank = 0x01, + .mode_reg = 0x54, + .mode_mask = 0x04, + .mode_val_idle = 0x04, + .mode_val_normal = 0x00, + }, + [AB8505_LDO_AUX8] = { + .desc = { + .name = "LDO-AUX8", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_AUX8, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_1800000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x04, + .update_val = 0x04, + }, + /* + * Regulators with fixed voltage and normal/idle modes + */ + [AB8505_LDO_ANA] = { + .desc = { + .name = "LDO-ANA", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8505_LDO_ANA, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vana_voltages), + .volt_table = ldo_vana_voltages, + }, + .load_lp_uA = 1000, + .update_bank = 0x04, + .update_reg = 0x06, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + .voltage_bank = 0x04, + .voltage_reg = 0x29, + .voltage_mask = 0x7, + }, +}; + +/* AB9540 regulator information */ +static struct ab8500_regulator_info + ab9540_regulator_info[AB9540_NUM_REGULATORS] = { + /* + * Variable Voltage Regulators + * name, min mV, max mV, + * update bank, reg, mask, enable val + * volt bank, reg, mask + */ + [AB9540_LDO_AUX1] = { + .desc = { + .name = "LDO-AUX1", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_AUX1, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x1f, + .voltage_mask = 0x0f, + }, + [AB9540_LDO_AUX2] = { + .desc = { + .name = "LDO-AUX2", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_AUX2, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + .voltage_bank = 0x04, + .voltage_reg = 0x20, + .voltage_mask = 0x0f, + }, + [AB9540_LDO_AUX3] = { + .desc = { + .name = "LDO-AUX3", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_AUX3, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux3_voltages), + .volt_table = ldo_vaux3_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x0a, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x21, + .voltage_mask = 0x07, + }, + [AB9540_LDO_AUX4] = { + .desc = { + .name = "LDO-AUX4", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_AUX4, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + /* values for Vaux4Regu register */ + .update_bank = 0x04, + .update_reg = 0x2e, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + /* values for Vaux4SEL register */ + .voltage_bank = 0x04, + .voltage_reg = 0x2f, + .voltage_mask = 0x0f, + }, + [AB9540_LDO_INTCORE] = { + .desc = { + .name = "LDO-INTCORE", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_INTCORE, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages), + .volt_table = ldo_vintcore_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x44, + .update_val = 0x44, + .update_val_idle = 0x44, + .update_val_normal = 0x04, + .voltage_bank = 0x03, + .voltage_reg = 0x80, + .voltage_mask = 0x38, + }, + + /* + * Fixed Voltage Regulators + * name, fixed mV, + * update bank, reg, mask, enable val + */ + [AB9540_LDO_TVOUT] = { + .desc = { + .name = "LDO-TVOUT", + .ops = &ab8500_regulator_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_TVOUT, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2000000_voltage, + .enable_time = 10000, + }, + .load_lp_uA = 1000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x82, + .update_val = 0x02, + .update_val_idle = 0x82, + .update_val_normal = 0x02, + }, + [AB9540_LDO_USB] = { + .desc = { + .name = "LDO-USB", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_USB, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_3300000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x82, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + }, + [AB9540_LDO_AUDIO] = { + .desc = { + .name = "LDO-AUDIO", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB9540_LDO_AUDIO, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2000000_voltage, }, .update_bank = 0x03, .update_reg = 0x83, .update_mask = 0x02, - .update_val_enable = 0x02, + .update_val = 0x02, }, - [AB8500_LDO_ANAMIC1] = { + [AB9540_LDO_ANAMIC1] = { .desc = { .name = "LDO-ANAMIC1", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_ANAMIC1, + .id = AB9540_LDO_ANAMIC1, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 2050000, + .volt_table = fixed_2050000_voltage, }, .update_bank = 0x03, .update_reg = 0x83, .update_mask = 0x08, - .update_val_enable = 0x08, + .update_val = 0x08, }, - [AB8500_LDO_ANAMIC2] = { + [AB9540_LDO_ANAMIC2] = { .desc = { .name = "LDO-ANAMIC2", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_ANAMIC2, + .id = AB9540_LDO_ANAMIC2, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 2050000, + .volt_table = fixed_2050000_voltage, }, .update_bank = 0x03, .update_reg = 0x83, .update_mask = 0x10, - .update_val_enable = 0x10, + .update_val = 0x10, }, - [AB8500_LDO_DMIC] = { + [AB9540_LDO_DMIC] = { .desc = { .name = "LDO-DMIC", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_DMIC, + .id = AB9540_LDO_DMIC, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 1800000, + .volt_table = fixed_1800000_voltage, }, .update_bank = 0x03, .update_reg = 0x83, .update_mask = 0x04, - .update_val_enable = 0x04, + .update_val = 0x04, }, - [AB8500_LDO_ANA] = { + + /* + * Regulators with fixed voltage and normal/idle modes + */ + [AB9540_LDO_ANA] = { .desc = { .name = "LDO-ANA", - .ops = &ab8500_regulator_fixed_ops, + .ops = &ab8500_regulator_mode_ops, .type = REGULATOR_VOLTAGE, - .id = AB8500_LDO_ANA, + .id = AB9540_LDO_ANA, .owner = THIS_MODULE, .n_voltages = 1, - .min_uV = 1200000, + .volt_table = fixed_1200000_voltage, }, + .load_lp_uA = 1000, .update_bank = 0x04, .update_reg = 0x06, .update_mask = 0x0c, - .update_val_enable = 0x04, + .update_val = 0x08, + .update_val_idle = 0x0c, + .update_val_normal = 0x08, }, +}; +/* AB8540 regulator information */ +static struct ab8500_regulator_info + ab8540_regulator_info[AB8540_NUM_REGULATORS] = { + /* + * Variable Voltage Regulators + * name, min mV, max mV, + * update bank, reg, mask, enable val + * volt bank, reg, mask + */ + [AB8540_LDO_AUX1] = { + .desc = { + .name = "LDO-AUX1", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX1, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x1f, + .voltage_mask = 0x0f, + }, + [AB8540_LDO_AUX2] = { + .desc = { + .name = "LDO-AUX2", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX2, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x09, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + .voltage_bank = 0x04, + .voltage_reg = 0x20, + .voltage_mask = 0x0f, + }, + [AB8540_LDO_AUX3] = { + .desc = { + .name = "LDO-AUX3", + .ops = &ab8540_aux3_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX3, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux3_ab8540_voltages), + .volt_table = ldo_vaux3_ab8540_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x04, + .update_reg = 0x0a, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + .voltage_bank = 0x04, + .voltage_reg = 0x21, + .voltage_mask = 0x07, + .expand_register = { + .voltage_limit = 8, + .voltage_bank = 0x04, + .voltage_reg = 0x01, + .voltage_mask = 0x10, + } + }, + [AB8540_LDO_AUX4] = { + .desc = { + .name = "LDO-AUX4", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX4, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vauxn_voltages), + .volt_table = ldo_vauxn_voltages, + }, + .load_lp_uA = 5000, + /* values for Vaux4Regu register */ + .update_bank = 0x04, + .update_reg = 0x2e, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + /* values for Vaux4SEL register */ + .voltage_bank = 0x04, + .voltage_reg = 0x2f, + .voltage_mask = 0x0f, + }, + [AB8540_LDO_AUX5] = { + .desc = { + .name = "LDO-AUX5", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX5, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux56_ab8540_voltages), + .volt_table = ldo_vaux56_ab8540_voltages, + }, + .load_lp_uA = 20000, + /* values for Vaux5Regu register */ + .update_bank = 0x04, + .update_reg = 0x32, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + /* values for Vaux5SEL register */ + .voltage_bank = 0x04, + .voltage_reg = 0x33, + .voltage_mask = 0x3f, + }, + [AB8540_LDO_AUX6] = { + .desc = { + .name = "LDO-AUX6", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUX6, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vaux56_ab8540_voltages), + .volt_table = ldo_vaux56_ab8540_voltages, + }, + .load_lp_uA = 20000, + /* values for Vaux6Regu register */ + .update_bank = 0x04, + .update_reg = 0x35, + .update_mask = 0x03, + .update_val = 0x01, + .update_val_idle = 0x03, + .update_val_normal = 0x01, + /* values for Vaux6SEL register */ + .voltage_bank = 0x04, + .voltage_reg = 0x36, + .voltage_mask = 0x3f, + }, + [AB8540_LDO_INTCORE] = { + .desc = { + .name = "LDO-INTCORE", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_INTCORE, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vintcore_voltages), + .volt_table = ldo_vintcore_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x44, + .update_val = 0x44, + .update_val_idle = 0x44, + .update_val_normal = 0x04, + .voltage_bank = 0x03, + .voltage_reg = 0x80, + .voltage_mask = 0x38, + }, + /* + * Fixed Voltage Regulators + * name, fixed mV, + * update bank, reg, mask, enable val + */ + [AB8540_LDO_TVOUT] = { + .desc = { + .name = "LDO-TVOUT", + .ops = &ab8500_regulator_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_TVOUT, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2000000_voltage, + .enable_time = 10000, + }, + .load_lp_uA = 1000, + .update_bank = 0x03, + .update_reg = 0x80, + .update_mask = 0x82, + .update_val = 0x02, + .update_val_idle = 0x82, + .update_val_normal = 0x02, + }, + [AB8540_LDO_AUDIO] = { + .desc = { + .name = "LDO-AUDIO", + .ops = &ab8500_regulator_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_AUDIO, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2000000_voltage, + }, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x02, + .update_val = 0x02, + }, + [AB8540_LDO_ANAMIC1] = { + .desc = { + .name = "LDO-ANAMIC1", + .ops = &ab8500_regulator_anamic_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_ANAMIC1, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2050000_voltage, + }, + .shared_mode = &ab8540_ldo_anamic1_shared, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x08, + .update_val = 0x08, + .mode_bank = 0x03, + .mode_reg = 0x83, + .mode_mask = 0x20, + .mode_val_idle = 0x20, + .mode_val_normal = 0x00, + }, + [AB8540_LDO_ANAMIC2] = { + .desc = { + .name = "LDO-ANAMIC2", + .ops = &ab8500_regulator_anamic_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_ANAMIC2, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_2050000_voltage, + }, + .shared_mode = &ab8540_ldo_anamic2_shared, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x10, + .update_val = 0x10, + .mode_bank = 0x03, + .mode_reg = 0x83, + .mode_mask = 0x20, + .mode_val_idle = 0x20, + .mode_val_normal = 0x00, + }, + [AB8540_LDO_DMIC] = { + .desc = { + .name = "LDO-DMIC", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_DMIC, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_vdmic_voltages), + .volt_table = ldo_vdmic_voltages, + }, + .load_lp_uA = 1000, + .update_bank = 0x03, + .update_reg = 0x83, + .update_mask = 0x04, + .update_val = 0x04, + .voltage_bank = 0x03, + .voltage_reg = 0x83, + .voltage_mask = 0xc0, + }, + + /* + * Regulators with fixed voltage and normal/idle modes + */ + [AB8540_LDO_ANA] = { + .desc = { + .name = "LDO-ANA", + .ops = &ab8500_regulator_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_ANA, + .owner = THIS_MODULE, + .n_voltages = 1, + .volt_table = fixed_1200000_voltage, + }, + .load_lp_uA = 1000, + .update_bank = 0x04, + .update_reg = 0x06, + .update_mask = 0x0c, + .update_val = 0x04, + .update_val_idle = 0x0c, + .update_val_normal = 0x04, + }, + [AB8540_LDO_SDIO] = { + .desc = { + .name = "LDO-SDIO", + .ops = &ab8500_regulator_volt_mode_ops, + .type = REGULATOR_VOLTAGE, + .id = AB8540_LDO_SDIO, + .owner = THIS_MODULE, + .n_voltages = ARRAY_SIZE(ldo_sdio_voltages), + .volt_table = ldo_sdio_voltages, + }, + .load_lp_uA = 5000, + .update_bank = 0x03, + .update_reg = 0x88, + .update_mask = 0x30, + .update_val = 0x10, + .update_val_idle = 0x30, + .update_val_normal = 0x10, + .voltage_bank = 0x03, + .voltage_reg = 0x88, + .voltage_mask = 0x07, + }, +}; + +static struct ab8500_shared_mode ldo_anamic1_shared = { + .shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC2], +}; + +static struct ab8500_shared_mode ldo_anamic2_shared = { + .shared_regulator = &ab8505_regulator_info[AB8505_LDO_ANAMIC1], +}; + +static struct ab8500_shared_mode ab8540_ldo_anamic1_shared = { + .shared_regulator = &ab8540_regulator_info[AB8540_LDO_ANAMIC2], +}; + +static struct ab8500_shared_mode ab8540_ldo_anamic2_shared = { + .shared_regulator = &ab8540_regulator_info[AB8540_LDO_ANAMIC1], }; struct ab8500_reg_init { @@ -474,13 +1799,13 @@ struct ab8500_reg_init { .mask = _mask, \ } +/* AB8500 register init */ static struct ab8500_reg_init ab8500_reg_init[] = { /* * 0x30, VanaRequestCtrl - * 0x0C, VpllRequestCtrl * 0xc0, VextSupply1RequestCtrl */ - REG_INIT(AB8500_REGUREQUESTCTRL2, 0x03, 0x04, 0xfc), + REG_INIT(AB8500_REGUREQUESTCTRL2, 0x03, 0x04, 0xf0), /* * 0x03, VextSupply2RequestCtrl * 0x0c, VextSupply3RequestCtrl @@ -547,13 +1872,21 @@ static struct ab8500_reg_init ab8500_reg_init[] = { REG_INIT(AB8500_REGUSWHPREQVALID2, 0x03, 0x0e, 0x1f), /* * 0x02, SysClkReq2Valid1 - * ... + * 0x04, SysClkReq3Valid1 + * 0x08, SysClkReq4Valid1 + * 0x10, SysClkReq5Valid1 + * 0x20, SysClkReq6Valid1 + * 0x40, SysClkReq7Valid1 * 0x80, SysClkReq8Valid1 */ REG_INIT(AB8500_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0xfe), /* * 0x02, SysClkReq2Valid2 - * ... + * 0x04, SysClkReq3Valid2 + * 0x08, SysClkReq4Valid2 + * 0x10, SysClkReq5Valid2 + * 0x20, SysClkReq6Valid2 + * 0x40, SysClkReq7Valid2 * 0x80, SysClkReq8Valid2 */ REG_INIT(AB8500_REGUSYSCLKREQVALID2, 0x03, 0x10, 0xfe), @@ -578,8 +1911,8 @@ static struct ab8500_reg_init ab8500_reg_init[] = { */ REG_INIT(AB8500_REGUCTRL1VAMIC, 0x03, 0x84, 0x03), /* + * 0x03, VpllRegu (NOTE! PRCMU register bits) * 0x0c, VanaRegu - * 0x03, VpllRegu */ REG_INIT(AB8500_VPLLVANAREGU, 0x04, 0x06, 0x0f), /* @@ -605,10 +1938,6 @@ static struct ab8500_reg_init ab8500_reg_init[] = { */ REG_INIT(AB8500_VRF1VAUX3REGU, 0x04, 0x0a, 0x03), /* - * 0x3f, Vsmps1Sel1 - */ - REG_INIT(AB8500_VSMPS1SEL1, 0x04, 0x13, 0x3f), - /* * 0x0f, Vaux1Sel */ REG_INIT(AB8500_VAUX1SEL, 0x04, 0x1f, 0x0f), @@ -641,52 +1970,1073 @@ static struct ab8500_reg_init ab8500_reg_init[] = { REG_INIT(AB8500_REGUCTRLDISCH2, 0x04, 0x44, 0x16), }; -static int -ab8500_regulator_init_registers(struct platform_device *pdev, int id, int value) +/* AB8505 register init */ +static struct ab8500_reg_init ab8505_reg_init[] = { + /* + * 0x03, VarmRequestCtrl + * 0x0c, VsmpsCRequestCtrl + * 0x30, VsmpsARequestCtrl + * 0xc0, VsmpsBRequestCtrl + */ + REG_INIT(AB8505_REGUREQUESTCTRL1, 0x03, 0x03, 0xff), + /* + * 0x03, VsafeRequestCtrl + * 0x0c, VpllRequestCtrl + * 0x30, VanaRequestCtrl + */ + REG_INIT(AB8505_REGUREQUESTCTRL2, 0x03, 0x04, 0x3f), + /* + * 0x30, Vaux1RequestCtrl + * 0xc0, Vaux2RequestCtrl + */ + REG_INIT(AB8505_REGUREQUESTCTRL3, 0x03, 0x05, 0xf0), + /* + * 0x03, Vaux3RequestCtrl + * 0x04, SwHPReq + */ + REG_INIT(AB8505_REGUREQUESTCTRL4, 0x03, 0x06, 0x07), + /* + * 0x01, VsmpsASysClkReq1HPValid + * 0x02, VsmpsBSysClkReq1HPValid + * 0x04, VsafeSysClkReq1HPValid + * 0x08, VanaSysClkReq1HPValid + * 0x10, VpllSysClkReq1HPValid + * 0x20, Vaux1SysClkReq1HPValid + * 0x40, Vaux2SysClkReq1HPValid + * 0x80, Vaux3SysClkReq1HPValid + */ + REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xff), + /* + * 0x01, VsmpsCSysClkReq1HPValid + * 0x02, VarmSysClkReq1HPValid + * 0x04, VbbSysClkReq1HPValid + * 0x08, VsmpsMSysClkReq1HPValid + */ + REG_INIT(AB8505_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x0f), + /* + * 0x01, VsmpsAHwHPReq1Valid + * 0x02, VsmpsBHwHPReq1Valid + * 0x04, VsafeHwHPReq1Valid + * 0x08, VanaHwHPReq1Valid + * 0x10, VpllHwHPReq1Valid + * 0x20, Vaux1HwHPReq1Valid + * 0x40, Vaux2HwHPReq1Valid + * 0x80, Vaux3HwHPReq1Valid + */ + REG_INIT(AB8505_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xff), + /* + * 0x08, VsmpsMHwHPReq1Valid + */ + REG_INIT(AB8505_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x08), + /* + * 0x01, VsmpsAHwHPReq2Valid + * 0x02, VsmpsBHwHPReq2Valid + * 0x04, VsafeHwHPReq2Valid + * 0x08, VanaHwHPReq2Valid + * 0x10, VpllHwHPReq2Valid + * 0x20, Vaux1HwHPReq2Valid + * 0x40, Vaux2HwHPReq2Valid + * 0x80, Vaux3HwHPReq2Valid + */ + REG_INIT(AB8505_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xff), + /* + * 0x08, VsmpsMHwHPReq2Valid + */ + REG_INIT(AB8505_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x08), + /* + * 0x01, VsmpsCSwHPReqValid + * 0x02, VarmSwHPReqValid + * 0x04, VsmpsASwHPReqValid + * 0x08, VsmpsBSwHPReqValid + * 0x10, VsafeSwHPReqValid + * 0x20, VanaSwHPReqValid + * 0x40, VpllSwHPReqValid + * 0x80, Vaux1SwHPReqValid + */ + REG_INIT(AB8505_REGUSWHPREQVALID1, 0x03, 0x0d, 0xff), + /* + * 0x01, Vaux2SwHPReqValid + * 0x02, Vaux3SwHPReqValid + * 0x20, VsmpsMSwHPReqValid + */ + REG_INIT(AB8505_REGUSWHPREQVALID2, 0x03, 0x0e, 0x23), + /* + * 0x02, SysClkReq2Valid1 + * 0x04, SysClkReq3Valid1 + * 0x08, SysClkReq4Valid1 + */ + REG_INIT(AB8505_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0x0e), + /* + * 0x02, SysClkReq2Valid2 + * 0x04, SysClkReq3Valid2 + * 0x08, SysClkReq4Valid2 + */ + REG_INIT(AB8505_REGUSYSCLKREQVALID2, 0x03, 0x10, 0x0e), + /* + * 0x01, Vaux4SwHPReqValid + * 0x02, Vaux4HwHPReq2Valid + * 0x04, Vaux4HwHPReq1Valid + * 0x08, Vaux4SysClkReq1HPValid + */ + REG_INIT(AB8505_REGUVAUX4REQVALID, 0x03, 0x11, 0x0f), + /* + * 0x02, VadcEna + * 0x04, VintCore12Ena + * 0x38, VintCore12Sel + * 0x40, VintCore12LP + * 0x80, VadcLP + */ + REG_INIT(AB8505_REGUMISC1, 0x03, 0x80, 0xfe), + /* + * 0x02, VaudioEna + * 0x04, VdmicEna + * 0x08, Vamic1Ena + * 0x10, Vamic2Ena + */ + REG_INIT(AB8505_VAUDIOSUPPLY, 0x03, 0x83, 0x1e), + /* + * 0x01, Vamic1_dzout + * 0x02, Vamic2_dzout + */ + REG_INIT(AB8505_REGUCTRL1VAMIC, 0x03, 0x84, 0x03), + /* + * 0x03, VsmpsARegu + * 0x0c, VsmpsASelCtrl + * 0x10, VsmpsAAutoMode + * 0x20, VsmpsAPWMMode + */ + REG_INIT(AB8505_VSMPSAREGU, 0x04, 0x03, 0x3f), + /* + * 0x03, VsmpsBRegu + * 0x0c, VsmpsBSelCtrl + * 0x10, VsmpsBAutoMode + * 0x20, VsmpsBPWMMode + */ + REG_INIT(AB8505_VSMPSBREGU, 0x04, 0x04, 0x3f), + /* + * 0x03, VsafeRegu + * 0x0c, VsafeSelCtrl + * 0x10, VsafeAutoMode + * 0x20, VsafePWMMode + */ + REG_INIT(AB8505_VSAFEREGU, 0x04, 0x05, 0x3f), + /* + * 0x03, VpllRegu (NOTE! PRCMU register bits) + * 0x0c, VanaRegu + */ + REG_INIT(AB8505_VPLLVANAREGU, 0x04, 0x06, 0x0f), + /* + * 0x03, VextSupply1Regu + * 0x0c, VextSupply2Regu + * 0x30, VextSupply3Regu + * 0x40, ExtSupply2Bypass + * 0x80, ExtSupply3Bypass + */ + REG_INIT(AB8505_EXTSUPPLYREGU, 0x04, 0x08, 0xff), + /* + * 0x03, Vaux1Regu + * 0x0c, Vaux2Regu + */ + REG_INIT(AB8505_VAUX12REGU, 0x04, 0x09, 0x0f), + /* + * 0x0f, Vaux3Regu + */ + REG_INIT(AB8505_VRF1VAUX3REGU, 0x04, 0x0a, 0x0f), + /* + * 0x3f, VsmpsASel1 + */ + REG_INIT(AB8505_VSMPSASEL1, 0x04, 0x13, 0x3f), + /* + * 0x3f, VsmpsASel2 + */ + REG_INIT(AB8505_VSMPSASEL2, 0x04, 0x14, 0x3f), + /* + * 0x3f, VsmpsASel3 + */ + REG_INIT(AB8505_VSMPSASEL3, 0x04, 0x15, 0x3f), + /* + * 0x3f, VsmpsBSel1 + */ + REG_INIT(AB8505_VSMPSBSEL1, 0x04, 0x17, 0x3f), + /* + * 0x3f, VsmpsBSel2 + */ + REG_INIT(AB8505_VSMPSBSEL2, 0x04, 0x18, 0x3f), + /* + * 0x3f, VsmpsBSel3 + */ + REG_INIT(AB8505_VSMPSBSEL3, 0x04, 0x19, 0x3f), + /* + * 0x7f, VsafeSel1 + */ + REG_INIT(AB8505_VSAFESEL1, 0x04, 0x1b, 0x7f), + /* + * 0x3f, VsafeSel2 + */ + REG_INIT(AB8505_VSAFESEL2, 0x04, 0x1c, 0x7f), + /* + * 0x3f, VsafeSel3 + */ + REG_INIT(AB8505_VSAFESEL3, 0x04, 0x1d, 0x7f), + /* + * 0x0f, Vaux1Sel + */ + REG_INIT(AB8505_VAUX1SEL, 0x04, 0x1f, 0x0f), + /* + * 0x0f, Vaux2Sel + */ + REG_INIT(AB8505_VAUX2SEL, 0x04, 0x20, 0x0f), + /* + * 0x07, Vaux3Sel + * 0x30, VRF1Sel + */ + REG_INIT(AB8505_VRF1VAUX3SEL, 0x04, 0x21, 0x37), + /* + * 0x03, Vaux4RequestCtrl + */ + REG_INIT(AB8505_VAUX4REQCTRL, 0x04, 0x2d, 0x03), + /* + * 0x03, Vaux4Regu + */ + REG_INIT(AB8505_VAUX4REGU, 0x04, 0x2e, 0x03), + /* + * 0x0f, Vaux4Sel + */ + REG_INIT(AB8505_VAUX4SEL, 0x04, 0x2f, 0x0f), + /* + * 0x04, Vaux1Disch + * 0x08, Vaux2Disch + * 0x10, Vaux3Disch + * 0x20, Vintcore12Disch + * 0x40, VTVoutDisch + * 0x80, VaudioDisch + */ + REG_INIT(AB8505_REGUCTRLDISCH, 0x04, 0x43, 0xfc), + /* + * 0x02, VanaDisch + * 0x04, VdmicPullDownEna + * 0x10, VdmicDisch + */ + REG_INIT(AB8505_REGUCTRLDISCH2, 0x04, 0x44, 0x16), + /* + * 0x01, Vaux4Disch + */ + REG_INIT(AB8505_REGUCTRLDISCH3, 0x04, 0x48, 0x01), + /* + * 0x07, Vaux5Sel + * 0x08, Vaux5LP + * 0x10, Vaux5Ena + * 0x20, Vaux5Disch + * 0x40, Vaux5DisSfst + * 0x80, Vaux5DisPulld + */ + REG_INIT(AB8505_CTRLVAUX5, 0x01, 0x55, 0xff), + /* + * 0x07, Vaux6Sel + * 0x08, Vaux6LP + * 0x10, Vaux6Ena + * 0x80, Vaux6DisPulld + */ + REG_INIT(AB8505_CTRLVAUX6, 0x01, 0x56, 0x9f), +}; + +/* AB9540 register init */ +static struct ab8500_reg_init ab9540_reg_init[] = { + /* + * 0x03, VarmRequestCtrl + * 0x0c, VapeRequestCtrl + * 0x30, Vsmps1RequestCtrl + * 0xc0, Vsmps2RequestCtrl + */ + REG_INIT(AB9540_REGUREQUESTCTRL1, 0x03, 0x03, 0xff), + /* + * 0x03, Vsmps3RequestCtrl + * 0x0c, VpllRequestCtrl + * 0x30, VanaRequestCtrl + * 0xc0, VextSupply1RequestCtrl + */ + REG_INIT(AB9540_REGUREQUESTCTRL2, 0x03, 0x04, 0xff), + /* + * 0x03, VextSupply2RequestCtrl + * 0x0c, VextSupply3RequestCtrl + * 0x30, Vaux1RequestCtrl + * 0xc0, Vaux2RequestCtrl + */ + REG_INIT(AB9540_REGUREQUESTCTRL3, 0x03, 0x05, 0xff), + /* + * 0x03, Vaux3RequestCtrl + * 0x04, SwHPReq + */ + REG_INIT(AB9540_REGUREQUESTCTRL4, 0x03, 0x06, 0x07), + /* + * 0x01, Vsmps1SysClkReq1HPValid + * 0x02, Vsmps2SysClkReq1HPValid + * 0x04, Vsmps3SysClkReq1HPValid + * 0x08, VanaSysClkReq1HPValid + * 0x10, VpllSysClkReq1HPValid + * 0x20, Vaux1SysClkReq1HPValid + * 0x40, Vaux2SysClkReq1HPValid + * 0x80, Vaux3SysClkReq1HPValid + */ + REG_INIT(AB9540_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xff), + /* + * 0x01, VapeSysClkReq1HPValid + * 0x02, VarmSysClkReq1HPValid + * 0x04, VbbSysClkReq1HPValid + * 0x08, VmodSysClkReq1HPValid + * 0x10, VextSupply1SysClkReq1HPValid + * 0x20, VextSupply2SysClkReq1HPValid + * 0x40, VextSupply3SysClkReq1HPValid + */ + REG_INIT(AB9540_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x7f), + /* + * 0x01, Vsmps1HwHPReq1Valid + * 0x02, Vsmps2HwHPReq1Valid + * 0x04, Vsmps3HwHPReq1Valid + * 0x08, VanaHwHPReq1Valid + * 0x10, VpllHwHPReq1Valid + * 0x20, Vaux1HwHPReq1Valid + * 0x40, Vaux2HwHPReq1Valid + * 0x80, Vaux3HwHPReq1Valid + */ + REG_INIT(AB9540_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xff), + /* + * 0x01, VextSupply1HwHPReq1Valid + * 0x02, VextSupply2HwHPReq1Valid + * 0x04, VextSupply3HwHPReq1Valid + * 0x08, VmodHwHPReq1Valid + */ + REG_INIT(AB9540_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x0f), + /* + * 0x01, Vsmps1HwHPReq2Valid + * 0x02, Vsmps2HwHPReq2Valid + * 0x03, Vsmps3HwHPReq2Valid + * 0x08, VanaHwHPReq2Valid + * 0x10, VpllHwHPReq2Valid + * 0x20, Vaux1HwHPReq2Valid + * 0x40, Vaux2HwHPReq2Valid + * 0x80, Vaux3HwHPReq2Valid + */ + REG_INIT(AB9540_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xff), + /* + * 0x01, VextSupply1HwHPReq2Valid + * 0x02, VextSupply2HwHPReq2Valid + * 0x04, VextSupply3HwHPReq2Valid + * 0x08, VmodHwHPReq2Valid + */ + REG_INIT(AB9540_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x0f), + /* + * 0x01, VapeSwHPReqValid + * 0x02, VarmSwHPReqValid + * 0x04, Vsmps1SwHPReqValid + * 0x08, Vsmps2SwHPReqValid + * 0x10, Vsmps3SwHPReqValid + * 0x20, VanaSwHPReqValid + * 0x40, VpllSwHPReqValid + * 0x80, Vaux1SwHPReqValid + */ + REG_INIT(AB9540_REGUSWHPREQVALID1, 0x03, 0x0d, 0xff), + /* + * 0x01, Vaux2SwHPReqValid + * 0x02, Vaux3SwHPReqValid + * 0x04, VextSupply1SwHPReqValid + * 0x08, VextSupply2SwHPReqValid + * 0x10, VextSupply3SwHPReqValid + * 0x20, VmodSwHPReqValid + */ + REG_INIT(AB9540_REGUSWHPREQVALID2, 0x03, 0x0e, 0x3f), + /* + * 0x02, SysClkReq2Valid1 + * ... + * 0x80, SysClkReq8Valid1 + */ + REG_INIT(AB9540_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0xfe), + /* + * 0x02, SysClkReq2Valid2 + * ... + * 0x80, SysClkReq8Valid2 + */ + REG_INIT(AB9540_REGUSYSCLKREQVALID2, 0x03, 0x10, 0xfe), + /* + * 0x01, Vaux4SwHPReqValid + * 0x02, Vaux4HwHPReq2Valid + * 0x04, Vaux4HwHPReq1Valid + * 0x08, Vaux4SysClkReq1HPValid + */ + REG_INIT(AB9540_REGUVAUX4REQVALID, 0x03, 0x11, 0x0f), + /* + * 0x02, VTVoutEna + * 0x04, Vintcore12Ena + * 0x38, Vintcore12Sel + * 0x40, Vintcore12LP + * 0x80, VTVoutLP + */ + REG_INIT(AB9540_REGUMISC1, 0x03, 0x80, 0xfe), + /* + * 0x02, VaudioEna + * 0x04, VdmicEna + * 0x08, Vamic1Ena + * 0x10, Vamic2Ena + */ + REG_INIT(AB9540_VAUDIOSUPPLY, 0x03, 0x83, 0x1e), + /* + * 0x01, Vamic1_dzout + * 0x02, Vamic2_dzout + */ + REG_INIT(AB9540_REGUCTRL1VAMIC, 0x03, 0x84, 0x03), + /* + * 0x03, Vsmps1Regu + * 0x0c, Vsmps1SelCtrl + * 0x10, Vsmps1AutoMode + * 0x20, Vsmps1PWMMode + */ + REG_INIT(AB9540_VSMPS1REGU, 0x04, 0x03, 0x3f), + /* + * 0x03, Vsmps2Regu + * 0x0c, Vsmps2SelCtrl + * 0x10, Vsmps2AutoMode + * 0x20, Vsmps2PWMMode + */ + REG_INIT(AB9540_VSMPS2REGU, 0x04, 0x04, 0x3f), + /* + * 0x03, Vsmps3Regu + * 0x0c, Vsmps3SelCtrl + * NOTE! PRCMU register + */ + REG_INIT(AB9540_VSMPS3REGU, 0x04, 0x05, 0x0f), + /* + * 0x03, VpllRegu + * 0x0c, VanaRegu + */ + REG_INIT(AB9540_VPLLVANAREGU, 0x04, 0x06, 0x0f), + /* + * 0x03, VextSupply1Regu + * 0x0c, VextSupply2Regu + * 0x30, VextSupply3Regu + * 0x40, ExtSupply2Bypass + * 0x80, ExtSupply3Bypass + */ + REG_INIT(AB9540_EXTSUPPLYREGU, 0x04, 0x08, 0xff), + /* + * 0x03, Vaux1Regu + * 0x0c, Vaux2Regu + */ + REG_INIT(AB9540_VAUX12REGU, 0x04, 0x09, 0x0f), + /* + * 0x0c, Vrf1Regu + * 0x03, Vaux3Regu + */ + REG_INIT(AB9540_VRF1VAUX3REGU, 0x04, 0x0a, 0x0f), + /* + * 0x3f, Vsmps1Sel1 + */ + REG_INIT(AB9540_VSMPS1SEL1, 0x04, 0x13, 0x3f), + /* + * 0x3f, Vsmps1Sel2 + */ + REG_INIT(AB9540_VSMPS1SEL2, 0x04, 0x14, 0x3f), + /* + * 0x3f, Vsmps1Sel3 + */ + REG_INIT(AB9540_VSMPS1SEL3, 0x04, 0x15, 0x3f), + /* + * 0x3f, Vsmps2Sel1 + */ + REG_INIT(AB9540_VSMPS2SEL1, 0x04, 0x17, 0x3f), + /* + * 0x3f, Vsmps2Sel2 + */ + REG_INIT(AB9540_VSMPS2SEL2, 0x04, 0x18, 0x3f), + /* + * 0x3f, Vsmps2Sel3 + */ + REG_INIT(AB9540_VSMPS2SEL3, 0x04, 0x19, 0x3f), + /* + * 0x7f, Vsmps3Sel1 + * NOTE! PRCMU register + */ + REG_INIT(AB9540_VSMPS3SEL1, 0x04, 0x1b, 0x7f), + /* + * 0x7f, Vsmps3Sel2 + * NOTE! PRCMU register + */ + REG_INIT(AB9540_VSMPS3SEL2, 0x04, 0x1c, 0x7f), + /* + * 0x0f, Vaux1Sel + */ + REG_INIT(AB9540_VAUX1SEL, 0x04, 0x1f, 0x0f), + /* + * 0x0f, Vaux2Sel + */ + REG_INIT(AB9540_VAUX2SEL, 0x04, 0x20, 0x0f), + /* + * 0x07, Vaux3Sel + * 0x30, Vrf1Sel + */ + REG_INIT(AB9540_VRF1VAUX3SEL, 0x04, 0x21, 0x37), + /* + * 0x01, VextSupply12LP + */ + REG_INIT(AB9540_REGUCTRL2SPARE, 0x04, 0x22, 0x01), + /* + * 0x03, Vaux4RequestCtrl + */ + REG_INIT(AB9540_VAUX4REQCTRL, 0x04, 0x2d, 0x03), + /* + * 0x03, Vaux4Regu + */ + REG_INIT(AB9540_VAUX4REGU, 0x04, 0x2e, 0x03), + /* + * 0x08, Vaux4Sel + */ + REG_INIT(AB9540_VAUX4SEL, 0x04, 0x2f, 0x0f), + /* + * 0x01, VpllDisch + * 0x02, Vrf1Disch + * 0x04, Vaux1Disch + * 0x08, Vaux2Disch + * 0x10, Vaux3Disch + * 0x20, Vintcore12Disch + * 0x40, VTVoutDisch + * 0x80, VaudioDisch + */ + REG_INIT(AB9540_REGUCTRLDISCH, 0x04, 0x43, 0xff), + /* + * 0x01, VsimDisch + * 0x02, VanaDisch + * 0x04, VdmicPullDownEna + * 0x08, VpllPullDownEna + * 0x10, VdmicDisch + */ + REG_INIT(AB9540_REGUCTRLDISCH2, 0x04, 0x44, 0x1f), + /* + * 0x01, Vaux4Disch + */ + REG_INIT(AB9540_REGUCTRLDISCH3, 0x04, 0x48, 0x01), +}; + +/* AB8540 register init */ +static struct ab8500_reg_init ab8540_reg_init[] = { + /* + * 0x01, VSimSycClkReq1Valid + * 0x02, VSimSycClkReq2Valid + * 0x04, VSimSycClkReq3Valid + * 0x08, VSimSycClkReq4Valid + * 0x10, VSimSycClkReq5Valid + * 0x20, VSimSycClkReq6Valid + * 0x40, VSimSycClkReq7Valid + * 0x80, VSimSycClkReq8Valid + */ + REG_INIT(AB8540_VSIMSYSCLKCTRL, 0x02, 0x33, 0xff), + /* + * 0x03, VarmRequestCtrl + * 0x0c, VapeRequestCtrl + * 0x30, Vsmps1RequestCtrl + * 0xc0, Vsmps2RequestCtrl + */ + REG_INIT(AB8540_REGUREQUESTCTRL1, 0x03, 0x03, 0xff), + /* + * 0x03, Vsmps3RequestCtrl + * 0x0c, VpllRequestCtrl + * 0x30, VanaRequestCtrl + * 0xc0, VextSupply1RequestCtrl + */ + REG_INIT(AB8540_REGUREQUESTCTRL2, 0x03, 0x04, 0xff), + /* + * 0x03, VextSupply2RequestCtrl + * 0x0c, VextSupply3RequestCtrl + * 0x30, Vaux1RequestCtrl + * 0xc0, Vaux2RequestCtrl + */ + REG_INIT(AB8540_REGUREQUESTCTRL3, 0x03, 0x05, 0xff), + /* + * 0x03, Vaux3RequestCtrl + * 0x04, SwHPReq + */ + REG_INIT(AB8540_REGUREQUESTCTRL4, 0x03, 0x06, 0x07), + /* + * 0x01, Vsmps1SysClkReq1HPValid + * 0x02, Vsmps2SysClkReq1HPValid + * 0x04, Vsmps3SysClkReq1HPValid + * 0x08, VanaSysClkReq1HPValid + * 0x10, VpllSysClkReq1HPValid + * 0x20, Vaux1SysClkReq1HPValid + * 0x40, Vaux2SysClkReq1HPValid + * 0x80, Vaux3SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUSYSCLKREQ1HPVALID1, 0x03, 0x07, 0xff), + /* + * 0x01, VapeSysClkReq1HPValid + * 0x02, VarmSysClkReq1HPValid + * 0x04, VbbSysClkReq1HPValid + * 0x10, VextSupply1SysClkReq1HPValid + * 0x20, VextSupply2SysClkReq1HPValid + * 0x40, VextSupply3SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUSYSCLKREQ1HPVALID2, 0x03, 0x08, 0x77), + /* + * 0x01, Vsmps1HwHPReq1Valid + * 0x02, Vsmps2HwHPReq1Valid + * 0x04, Vsmps3HwHPReq1Valid + * 0x08, VanaHwHPReq1Valid + * 0x10, VpllHwHPReq1Valid + * 0x20, Vaux1HwHPReq1Valid + * 0x40, Vaux2HwHPReq1Valid + * 0x80, Vaux3HwHPReq1Valid + */ + REG_INIT(AB8540_REGUHWHPREQ1VALID1, 0x03, 0x09, 0xff), + /* + * 0x01, VextSupply1HwHPReq1Valid + * 0x02, VextSupply2HwHPReq1Valid + * 0x04, VextSupply3HwHPReq1Valid + */ + REG_INIT(AB8540_REGUHWHPREQ1VALID2, 0x03, 0x0a, 0x07), + /* + * 0x01, Vsmps1HwHPReq2Valid + * 0x02, Vsmps2HwHPReq2Valid + * 0x03, Vsmps3HwHPReq2Valid + * 0x08, VanaHwHPReq2Valid + * 0x10, VpllHwHPReq2Valid + * 0x20, Vaux1HwHPReq2Valid + * 0x40, Vaux2HwHPReq2Valid + * 0x80, Vaux3HwHPReq2Valid + */ + REG_INIT(AB8540_REGUHWHPREQ2VALID1, 0x03, 0x0b, 0xff), + /* + * 0x01, VextSupply1HwHPReq2Valid + * 0x02, VextSupply2HwHPReq2Valid + * 0x04, VextSupply3HwHPReq2Valid + */ + REG_INIT(AB8540_REGUHWHPREQ2VALID2, 0x03, 0x0c, 0x07), + /* + * 0x01, VapeSwHPReqValid + * 0x02, VarmSwHPReqValid + * 0x04, Vsmps1SwHPReqValid + * 0x08, Vsmps2SwHPReqValid + * 0x10, Vsmps3SwHPReqValid + * 0x20, VanaSwHPReqValid + * 0x40, VpllSwHPReqValid + * 0x80, Vaux1SwHPReqValid + */ + REG_INIT(AB8540_REGUSWHPREQVALID1, 0x03, 0x0d, 0xff), + /* + * 0x01, Vaux2SwHPReqValid + * 0x02, Vaux3SwHPReqValid + * 0x04, VextSupply1SwHPReqValid + * 0x08, VextSupply2SwHPReqValid + * 0x10, VextSupply3SwHPReqValid + */ + REG_INIT(AB8540_REGUSWHPREQVALID2, 0x03, 0x0e, 0x1f), + /* + * 0x02, SysClkReq2Valid1 + * ... + * 0x80, SysClkReq8Valid1 + */ + REG_INIT(AB8540_REGUSYSCLKREQVALID1, 0x03, 0x0f, 0xff), + /* + * 0x02, SysClkReq2Valid2 + * ... + * 0x80, SysClkReq8Valid2 + */ + REG_INIT(AB8540_REGUSYSCLKREQVALID2, 0x03, 0x10, 0xff), + /* + * 0x01, Vaux4SwHPReqValid + * 0x02, Vaux4HwHPReq2Valid + * 0x04, Vaux4HwHPReq1Valid + * 0x08, Vaux4SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUVAUX4REQVALID, 0x03, 0x11, 0x0f), + /* + * 0x01, Vaux5SwHPReqValid + * 0x02, Vaux5HwHPReq2Valid + * 0x04, Vaux5HwHPReq1Valid + * 0x08, Vaux5SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUVAUX5REQVALID, 0x03, 0x12, 0x0f), + /* + * 0x01, Vaux6SwHPReqValid + * 0x02, Vaux6HwHPReq2Valid + * 0x04, Vaux6HwHPReq1Valid + * 0x08, Vaux6SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUVAUX6REQVALID, 0x03, 0x13, 0x0f), + /* + * 0x01, VclkbSwHPReqValid + * 0x02, VclkbHwHPReq2Valid + * 0x04, VclkbHwHPReq1Valid + * 0x08, VclkbSysClkReq1HPValid + */ + REG_INIT(AB8540_REGUVCLKBREQVALID, 0x03, 0x14, 0x0f), + /* + * 0x01, Vrf1SwHPReqValid + * 0x02, Vrf1HwHPReq2Valid + * 0x04, Vrf1HwHPReq1Valid + * 0x08, Vrf1SysClkReq1HPValid + */ + REG_INIT(AB8540_REGUVRF1REQVALID, 0x03, 0x15, 0x0f), + /* + * 0x02, VTVoutEna + * 0x04, Vintcore12Ena + * 0x38, Vintcore12Sel + * 0x40, Vintcore12LP + * 0x80, VTVoutLP + */ + REG_INIT(AB8540_REGUMISC1, 0x03, 0x80, 0xfe), + /* + * 0x02, VaudioEna + * 0x04, VdmicEna + * 0x08, Vamic1Ena + * 0x10, Vamic2Ena + * 0x20, Vamic12LP + * 0xC0, VdmicSel + */ + REG_INIT(AB8540_VAUDIOSUPPLY, 0x03, 0x83, 0xfe), + /* + * 0x01, Vamic1_dzout + * 0x02, Vamic2_dzout + */ + REG_INIT(AB8540_REGUCTRL1VAMIC, 0x03, 0x84, 0x03), + /* + * 0x07, VHSICSel + * 0x08, VHSICOffState + * 0x10, VHSIEna + * 0x20, VHSICLP + */ + REG_INIT(AB8540_VHSIC, 0x03, 0x87, 0x3f), + /* + * 0x07, VSDIOSel + * 0x08, VSDIOOffState + * 0x10, VSDIOEna + * 0x20, VSDIOLP + */ + REG_INIT(AB8540_VSDIO, 0x03, 0x88, 0x3f), + /* + * 0x03, Vsmps1Regu + * 0x0c, Vsmps1SelCtrl + * 0x10, Vsmps1AutoMode + * 0x20, Vsmps1PWMMode + */ + REG_INIT(AB8540_VSMPS1REGU, 0x04, 0x03, 0x3f), + /* + * 0x03, Vsmps2Regu + * 0x0c, Vsmps2SelCtrl + * 0x10, Vsmps2AutoMode + * 0x20, Vsmps2PWMMode + */ + REG_INIT(AB8540_VSMPS2REGU, 0x04, 0x04, 0x3f), + /* + * 0x03, Vsmps3Regu + * 0x0c, Vsmps3SelCtrl + * 0x10, Vsmps3AutoMode + * 0x20, Vsmps3PWMMode + * NOTE! PRCMU register + */ + REG_INIT(AB8540_VSMPS3REGU, 0x04, 0x05, 0x0f), + /* + * 0x03, VpllRegu + * 0x0c, VanaRegu + */ + REG_INIT(AB8540_VPLLVANAREGU, 0x04, 0x06, 0x0f), + /* + * 0x03, VextSupply1Regu + * 0x0c, VextSupply2Regu + * 0x30, VextSupply3Regu + * 0x40, ExtSupply2Bypass + * 0x80, ExtSupply3Bypass + */ + REG_INIT(AB8540_EXTSUPPLYREGU, 0x04, 0x08, 0xff), + /* + * 0x03, Vaux1Regu + * 0x0c, Vaux2Regu + */ + REG_INIT(AB8540_VAUX12REGU, 0x04, 0x09, 0x0f), + /* + * 0x0c, VRF1Regu + * 0x03, Vaux3Regu + */ + REG_INIT(AB8540_VRF1VAUX3REGU, 0x04, 0x0a, 0x0f), + /* + * 0x3f, Vsmps1Sel1 + */ + REG_INIT(AB8540_VSMPS1SEL1, 0x04, 0x13, 0x3f), + /* + * 0x3f, Vsmps1Sel2 + */ + REG_INIT(AB8540_VSMPS1SEL2, 0x04, 0x14, 0x3f), + /* + * 0x3f, Vsmps1Sel3 + */ + REG_INIT(AB8540_VSMPS1SEL3, 0x04, 0x15, 0x3f), + /* + * 0x3f, Vsmps2Sel1 + */ + REG_INIT(AB8540_VSMPS2SEL1, 0x04, 0x17, 0x3f), + /* + * 0x3f, Vsmps2Sel2 + */ + REG_INIT(AB8540_VSMPS2SEL2, 0x04, 0x18, 0x3f), + /* + * 0x3f, Vsmps2Sel3 + */ + REG_INIT(AB8540_VSMPS2SEL3, 0x04, 0x19, 0x3f), + /* + * 0x7f, Vsmps3Sel1 + * NOTE! PRCMU register + */ + REG_INIT(AB8540_VSMPS3SEL1, 0x04, 0x1b, 0x7f), + /* + * 0x7f, Vsmps3Sel2 + * NOTE! PRCMU register + */ + REG_INIT(AB8540_VSMPS3SEL2, 0x04, 0x1c, 0x7f), + /* + * 0x0f, Vaux1Sel + */ + REG_INIT(AB8540_VAUX1SEL, 0x04, 0x1f, 0x0f), + /* + * 0x0f, Vaux2Sel + */ + REG_INIT(AB8540_VAUX2SEL, 0x04, 0x20, 0x0f), + /* + * 0x07, Vaux3Sel + * 0x70, Vrf1Sel + */ + REG_INIT(AB8540_VRF1VAUX3SEL, 0x04, 0x21, 0x77), + /* + * 0x01, VextSupply12LP + */ + REG_INIT(AB8540_REGUCTRL2SPARE, 0x04, 0x22, 0x01), + /* + * 0x07, Vanasel + * 0x30, Vpllsel + */ + REG_INIT(AB8540_VANAVPLLSEL, 0x04, 0x29, 0x37), + /* + * 0x03, Vaux4RequestCtrl + */ + REG_INIT(AB8540_VAUX4REQCTRL, 0x04, 0x2d, 0x03), + /* + * 0x03, Vaux4Regu + */ + REG_INIT(AB8540_VAUX4REGU, 0x04, 0x2e, 0x03), + /* + * 0x0f, Vaux4Sel + */ + REG_INIT(AB8540_VAUX4SEL, 0x04, 0x2f, 0x0f), + /* + * 0x03, Vaux5RequestCtrl + */ + REG_INIT(AB8540_VAUX5REQCTRL, 0x04, 0x31, 0x03), + /* + * 0x03, Vaux5Regu + */ + REG_INIT(AB8540_VAUX5REGU, 0x04, 0x32, 0x03), + /* + * 0x3f, Vaux5Sel + */ + REG_INIT(AB8540_VAUX5SEL, 0x04, 0x33, 0x3f), + /* + * 0x03, Vaux6RequestCtrl + */ + REG_INIT(AB8540_VAUX6REQCTRL, 0x04, 0x34, 0x03), + /* + * 0x03, Vaux6Regu + */ + REG_INIT(AB8540_VAUX6REGU, 0x04, 0x35, 0x03), + /* + * 0x3f, Vaux6Sel + */ + REG_INIT(AB8540_VAUX6SEL, 0x04, 0x36, 0x3f), + /* + * 0x03, VCLKBRequestCtrl + */ + REG_INIT(AB8540_VCLKBREQCTRL, 0x04, 0x37, 0x03), + /* + * 0x03, VCLKBRegu + */ + REG_INIT(AB8540_VCLKBREGU, 0x04, 0x38, 0x03), + /* + * 0x07, VCLKBSel + */ + REG_INIT(AB8540_VCLKBSEL, 0x04, 0x39, 0x07), + /* + * 0x03, Vrf1RequestCtrl + */ + REG_INIT(AB8540_VRF1REQCTRL, 0x04, 0x3a, 0x03), + /* + * 0x01, VpllDisch + * 0x02, Vrf1Disch + * 0x04, Vaux1Disch + * 0x08, Vaux2Disch + * 0x10, Vaux3Disch + * 0x20, Vintcore12Disch + * 0x40, VTVoutDisch + * 0x80, VaudioDisch + */ + REG_INIT(AB8540_REGUCTRLDISCH, 0x04, 0x43, 0xff), + /* + * 0x02, VanaDisch + * 0x04, VdmicPullDownEna + * 0x08, VpllPullDownEna + * 0x10, VdmicDisch + */ + REG_INIT(AB8540_REGUCTRLDISCH2, 0x04, 0x44, 0x1e), + /* + * 0x01, Vaux4Disch + */ + REG_INIT(AB8540_REGUCTRLDISCH3, 0x04, 0x48, 0x01), + /* + * 0x01, Vaux5Disch + * 0x02, Vaux6Disch + * 0x04, VCLKBDisch + */ + REG_INIT(AB8540_REGUCTRLDISCH4, 0x04, 0x49, 0x07), +}; + +static struct of_regulator_match ab8500_regulator_match[] = { + { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8500_LDO_AUX1, }, + { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8500_LDO_AUX2, }, + { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8500_LDO_AUX3, }, + { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8500_LDO_INTCORE, }, + { .name = "ab8500_ldo_tvout", .driver_data = (void *) AB8500_LDO_TVOUT, }, + { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8500_LDO_AUDIO, }, + { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8500_LDO_ANAMIC1, }, + { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB8500_LDO_ANAMIC2, }, + { .name = "ab8500_ldo_dmic", .driver_data = (void *) AB8500_LDO_DMIC, }, + { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8500_LDO_ANA, }, +}; + +static struct of_regulator_match ab8505_regulator_match[] = { + { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8505_LDO_AUX1, }, + { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8505_LDO_AUX2, }, + { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8505_LDO_AUX3, }, + { .name = "ab8500_ldo_aux4", .driver_data = (void *) AB8505_LDO_AUX4, }, + { .name = "ab8500_ldo_aux5", .driver_data = (void *) AB8505_LDO_AUX5, }, + { .name = "ab8500_ldo_aux6", .driver_data = (void *) AB8505_LDO_AUX6, }, + { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8505_LDO_INTCORE, }, + { .name = "ab8500_ldo_adc", .driver_data = (void *) AB8505_LDO_ADC, }, + { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8505_LDO_AUDIO, }, + { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8505_LDO_ANAMIC1, }, + { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB8505_LDO_ANAMIC2, }, + { .name = "ab8500_ldo_aux8", .driver_data = (void *) AB8505_LDO_AUX8, }, + { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8505_LDO_ANA, }, +}; + +static struct of_regulator_match ab8540_regulator_match[] = { + { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8540_LDO_AUX1, }, + { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8540_LDO_AUX2, }, + { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8540_LDO_AUX3, }, + { .name = "ab8500_ldo_aux4", .driver_data = (void *) AB8540_LDO_AUX4, }, + { .name = "ab8500_ldo_aux5", .driver_data = (void *) AB8540_LDO_AUX5, }, + { .name = "ab8500_ldo_aux6", .driver_data = (void *) AB8540_LDO_AUX6, }, + { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8540_LDO_INTCORE, }, + { .name = "ab8500_ldo_tvout", .driver_data = (void *) AB8540_LDO_TVOUT, }, + { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8540_LDO_AUDIO, }, + { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8540_LDO_ANAMIC1, }, + { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB8540_LDO_ANAMIC2, }, + { .name = "ab8500_ldo_dmic", .driver_data = (void *) AB8540_LDO_DMIC, }, + { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8540_LDO_ANA, }, + { .name = "ab8500_ldo_sdio", .driver_data = (void *) AB8540_LDO_SDIO, }, +}; + +static struct of_regulator_match ab9540_regulator_match[] = { + { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB9540_LDO_AUX1, }, + { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB9540_LDO_AUX2, }, + { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB9540_LDO_AUX3, }, + { .name = "ab8500_ldo_aux4", .driver_data = (void *) AB9540_LDO_AUX4, }, + { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB9540_LDO_INTCORE, }, + { .name = "ab8500_ldo_tvout", .driver_data = (void *) AB9540_LDO_TVOUT, }, + { .name = "ab8500_ldo_audio", .driver_data = (void *) AB9540_LDO_AUDIO, }, + { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB9540_LDO_ANAMIC1, }, + { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB9540_LDO_ANAMIC2, }, + { .name = "ab8500_ldo_dmic", .driver_data = (void *) AB9540_LDO_DMIC, }, + { .name = "ab8500_ldo_ana", .driver_data = (void *) AB9540_LDO_ANA, }, +}; + +static struct { + struct ab8500_regulator_info *info; + int info_size; + struct ab8500_reg_init *init; + int init_size; + struct of_regulator_match *match; + int match_size; +} abx500_regulator; + +static void abx500_get_regulator_info(struct ab8500 *ab8500) +{ + if (is_ab9540(ab8500)) { + abx500_regulator.info = ab9540_regulator_info; + abx500_regulator.info_size = ARRAY_SIZE(ab9540_regulator_info); + abx500_regulator.init = ab9540_reg_init; + abx500_regulator.init_size = AB9540_NUM_REGULATOR_REGISTERS; + abx500_regulator.match = ab9540_regulator_match; + abx500_regulator.match_size = ARRAY_SIZE(ab9540_regulator_match); + } else if (is_ab8505(ab8500)) { + abx500_regulator.info = ab8505_regulator_info; + abx500_regulator.info_size = ARRAY_SIZE(ab8505_regulator_info); + abx500_regulator.init = ab8505_reg_init; + abx500_regulator.init_size = AB8505_NUM_REGULATOR_REGISTERS; + abx500_regulator.match = ab8505_regulator_match; + abx500_regulator.match_size = ARRAY_SIZE(ab8505_regulator_match); + } else if (is_ab8540(ab8500)) { + abx500_regulator.info = ab8540_regulator_info; + abx500_regulator.info_size = ARRAY_SIZE(ab8540_regulator_info); + abx500_regulator.init = ab8540_reg_init; + abx500_regulator.init_size = AB8540_NUM_REGULATOR_REGISTERS; + abx500_regulator.match = ab8540_regulator_match; + abx500_regulator.match_size = ARRAY_SIZE(ab8540_regulator_match); + } else { + abx500_regulator.info = ab8500_regulator_info; + abx500_regulator.info_size = ARRAY_SIZE(ab8500_regulator_info); + abx500_regulator.init = ab8500_reg_init; + abx500_regulator.init_size = AB8500_NUM_REGULATOR_REGISTERS; + abx500_regulator.match = ab8500_regulator_match; + abx500_regulator.match_size = ARRAY_SIZE(ab8500_regulator_match); + } +} + +static int ab8500_regulator_init_registers(struct platform_device *pdev, + int id, int mask, int value) { + struct ab8500_reg_init *reg_init = abx500_regulator.init; int err; - if (value & ~ab8500_reg_init[id].mask) { - dev_err(&pdev->dev, - "Configuration error: value outside mask.\n"); - return -EINVAL; - } + BUG_ON(value & ~mask); + BUG_ON(mask & ~reg_init[id].mask); + /* initialize register */ err = abx500_mask_and_set_register_interruptible( &pdev->dev, - ab8500_reg_init[id].bank, - ab8500_reg_init[id].addr, - ab8500_reg_init[id].mask, - value); + reg_init[id].bank, + reg_init[id].addr, + mask, value); if (err < 0) { dev_err(&pdev->dev, "Failed to initialize 0x%02x, 0x%02x.\n", - ab8500_reg_init[id].bank, - ab8500_reg_init[id].addr); + reg_init[id].bank, + reg_init[id].addr); return err; } - dev_vdbg(&pdev->dev, - "init: 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", - ab8500_reg_init[id].bank, - ab8500_reg_init[id].addr, - ab8500_reg_init[id].mask, - value); + " init: 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", + reg_init[id].bank, + reg_init[id].addr, + mask, value); return 0; } static int ab8500_regulator_register(struct platform_device *pdev, - struct regulator_init_data *init_data, - int id, - struct device_node *np) + struct regulator_init_data *init_data, + int id, struct device_node *np) { + struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); struct ab8500_regulator_info *info = NULL; struct regulator_config config = { }; int err; /* assign per-regulator data */ - info = &ab8500_regulator_info[id]; + info = &abx500_regulator.info[id]; info->dev = &pdev->dev; config.dev = &pdev->dev; @@ -695,7 +3045,7 @@ static int ab8500_regulator_register(struct platform_device *pdev, config.of_node = np; /* fix for hardware before ab8500v2.0 */ - if (abx500_get_chip_id(info->dev) < 0x20) { + if (is_ab8500_1p1_or_earlier(ab8500)) { if (info->desc.id == AB8500_LDO_AUX3) { info->desc.n_voltages = ARRAY_SIZE(ldo_vauxn_voltages); @@ -712,7 +3062,7 @@ static int ab8500_regulator_register(struct platform_device *pdev, info->desc.name); /* when we fail, un-register all earlier regulators */ while (--id >= 0) { - info = &ab8500_regulator_info[id]; + info = &abx500_regulator.info[id]; regulator_unregister(info->regulator); } return err; @@ -721,29 +3071,16 @@ static int ab8500_regulator_register(struct platform_device *pdev, return 0; } -static struct of_regulator_match ab8500_regulator_matches[] = { - { .name = "ab8500_ldo_aux1", .driver_data = (void *) AB8500_LDO_AUX1, }, - { .name = "ab8500_ldo_aux2", .driver_data = (void *) AB8500_LDO_AUX2, }, - { .name = "ab8500_ldo_aux3", .driver_data = (void *) AB8500_LDO_AUX3, }, - { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8500_LDO_INTCORE, }, - { .name = "ab8500_ldo_tvout", .driver_data = (void *) AB8500_LDO_TVOUT, }, - { .name = "ab8500_ldo_usb", .driver_data = (void *) AB8500_LDO_USB, }, - { .name = "ab8500_ldo_audio", .driver_data = (void *) AB8500_LDO_AUDIO, }, - { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8500_LDO_ANAMIC1, }, - { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB8500_LDO_ANAMIC2, }, - { .name = "ab8500_ldo_dmic", .driver_data = (void *) AB8500_LDO_DMIC, }, - { .name = "ab8500_ldo_ana", .driver_data = (void *) AB8500_LDO_ANA, }, -}; - static int -ab8500_regulator_of_probe(struct platform_device *pdev, struct device_node *np) +ab8500_regulator_of_probe(struct platform_device *pdev, + struct device_node *np) { + struct of_regulator_match *match = abx500_regulator.match; int err, i; - for (i = 0; i < ARRAY_SIZE(ab8500_regulator_info); i++) { + for (i = 0; i < abx500_regulator.info_size; i++) { err = ab8500_regulator_register( - pdev, ab8500_regulator_matches[i].init_data, - i, ab8500_regulator_matches[i].of_node); + pdev, match[i].init_data, i, match[i].of_node); if (err) return err; } @@ -754,14 +3091,22 @@ ab8500_regulator_of_probe(struct platform_device *pdev, struct device_node *np) static int ab8500_regulator_probe(struct platform_device *pdev) { struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); - struct ab8500_platform_data *pdata; struct device_node *np = pdev->dev.of_node; + struct ab8500_platform_data *ppdata; + struct ab8500_regulator_platform_data *pdata; int i, err; + if (!ab8500) { + dev_err(&pdev->dev, "null mfd parent\n"); + return -EINVAL; + } + + abx500_get_regulator_info(ab8500); + if (np) { err = of_regulator_match(&pdev->dev, np, - ab8500_regulator_matches, - ARRAY_SIZE(ab8500_regulator_matches)); + abx500_regulator.match, + abx500_regulator.match_size); if (err < 0) { dev_err(&pdev->dev, "Error parsing regulator init data: %d\n", err); @@ -772,46 +3117,61 @@ static int ab8500_regulator_probe(struct platform_device *pdev) return err; } - if (!ab8500) { - dev_err(&pdev->dev, "null mfd parent\n"); + ppdata = dev_get_platdata(ab8500->dev); + if (!ppdata) { + dev_err(&pdev->dev, "null parent pdata\n"); return -EINVAL; } - pdata = dev_get_platdata(ab8500->dev); + + pdata = ppdata->regulator; if (!pdata) { dev_err(&pdev->dev, "null pdata\n"); return -EINVAL; } /* make sure the platform data has the correct size */ - if (pdata->num_regulator != ARRAY_SIZE(ab8500_regulator_info)) { + if (pdata->num_regulator != abx500_regulator.info_size) { dev_err(&pdev->dev, "Configuration error: size mismatch.\n"); return -EINVAL; } + /* initialize debug (initial state is recorded with this call) */ + err = ab8500_regulator_debug_init(pdev); + if (err) + return err; + /* initialize registers */ - for (i = 0; i < pdata->num_regulator_reg_init; i++) { - int id, value; + for (i = 0; i < pdata->num_reg_init; i++) { + int id, mask, value; - id = pdata->regulator_reg_init[i].id; - value = pdata->regulator_reg_init[i].value; + id = pdata->reg_init[i].id; + mask = pdata->reg_init[i].mask; + value = pdata->reg_init[i].value; /* check for configuration errors */ - if (id >= AB8500_NUM_REGULATOR_REGISTERS) { - dev_err(&pdev->dev, - "Configuration error: id outside range.\n"); - return -EINVAL; - } + BUG_ON(id >= abx500_regulator.init_size); - err = ab8500_regulator_init_registers(pdev, id, value); + err = ab8500_regulator_init_registers(pdev, id, mask, value); if (err < 0) return err; } + if (!is_ab8505(ab8500)) { + /* register external regulators (before Vaux1, 2 and 3) */ + err = ab8500_ext_regulator_init(pdev); + if (err) + return err; + } + /* register all regulators */ - for (i = 0; i < ARRAY_SIZE(ab8500_regulator_info); i++) { - err = ab8500_regulator_register(pdev, &pdata->regulator[i], i, NULL); - if (err < 0) + for (i = 0; i < abx500_regulator.info_size; i++) { + err = ab8500_regulator_register(pdev, &pdata->regulator[i], + i, NULL); + if (err < 0) { + if (!is_ab8505(ab8500)) + ab8500_ext_regulator_exit(pdev); return err; + } } return 0; @@ -819,11 +3179,12 @@ static int ab8500_regulator_probe(struct platform_device *pdev) static int ab8500_regulator_remove(struct platform_device *pdev) { - int i; + int i, err; + struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); - for (i = 0; i < ARRAY_SIZE(ab8500_regulator_info); i++) { + for (i = 0; i < abx500_regulator.info_size; i++) { struct ab8500_regulator_info *info = NULL; - info = &ab8500_regulator_info[i]; + info = &abx500_regulator.info[i]; dev_vdbg(rdev_get_dev(info->regulator), "%s-remove\n", info->desc.name); @@ -831,6 +3192,15 @@ static int ab8500_regulator_remove(struct platform_device *pdev) regulator_unregister(info->regulator); } + /* remove external regulators (after Vaux1, 2 and 3) */ + if (!is_ab8505(ab8500)) + ab8500_ext_regulator_exit(pdev); + + /* remove regulator debug */ + err = ab8500_regulator_debug_exit(pdev); + if (err) + return err; + return 0; } @@ -863,5 +3233,7 @@ module_exit(ab8500_regulator_exit); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Sundar Iyer <sundar.iyer@stericsson.com>"); +MODULE_AUTHOR("Bengt Jonsson <bengt.g.jonsson@stericsson.com>"); +MODULE_AUTHOR("Daniel Willerud <daniel.willerud@stericsson.com>"); MODULE_DESCRIPTION("Regulator Driver for ST-Ericsson AB8500 Mixed-Sig PMIC"); MODULE_ALIAS("platform:ab8500-regulator"); diff --git a/drivers/regulator/arizona-ldo1.c b/drivers/regulator/arizona-ldo1.c index ed7beec53af8..81d8681c3195 100644 --- a/drivers/regulator/arizona-ldo1.c +++ b/drivers/regulator/arizona-ldo1.c @@ -131,7 +131,7 @@ static const struct regulator_desc arizona_ldo1_hc = { .min_uV = 900000, .uV_step = 50000, .n_voltages = 8, - .enable_time = 500, + .enable_time = 1500, .owner = THIS_MODULE, }; diff --git a/drivers/regulator/as3711-regulator.c b/drivers/regulator/as3711-regulator.c index f0ba8c4eefa9..3da6bd6950cf 100644 --- a/drivers/regulator/as3711-regulator.c +++ b/drivers/regulator/as3711-regulator.c @@ -13,9 +13,11 @@ #include <linux/init.h> #include <linux/mfd/as3711.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/regulator/driver.h> +#include <linux/regulator/of_regulator.h> #include <linux/slab.h> struct as3711_regulator_info { @@ -276,6 +278,53 @@ static struct as3711_regulator_info as3711_reg_info[] = { #define AS3711_REGULATOR_NUM ARRAY_SIZE(as3711_reg_info) +static struct of_regulator_match +as3711_regulator_matches[AS3711_REGULATOR_NUM] = { + [AS3711_REGULATOR_SD_1] = { .name = "sd1" }, + [AS3711_REGULATOR_SD_2] = { .name = "sd2" }, + [AS3711_REGULATOR_SD_3] = { .name = "sd3" }, + [AS3711_REGULATOR_SD_4] = { .name = "sd4" }, + [AS3711_REGULATOR_LDO_1] = { .name = "ldo1" }, + [AS3711_REGULATOR_LDO_2] = { .name = "ldo2" }, + [AS3711_REGULATOR_LDO_3] = { .name = "ldo3" }, + [AS3711_REGULATOR_LDO_4] = { .name = "ldo4" }, + [AS3711_REGULATOR_LDO_5] = { .name = "ldo5" }, + [AS3711_REGULATOR_LDO_6] = { .name = "ldo6" }, + [AS3711_REGULATOR_LDO_7] = { .name = "ldo7" }, + [AS3711_REGULATOR_LDO_8] = { .name = "ldo8" }, +}; + +static int as3711_regulator_parse_dt(struct device *dev, + struct device_node **of_node, const int count) +{ + struct as3711_regulator_pdata *pdata = dev_get_platdata(dev); + struct device_node *regulators = + of_find_node_by_name(dev->parent->of_node, "regulators"); + struct of_regulator_match *match; + int ret, i; + + if (!regulators) { + dev_err(dev, "regulator node not found\n"); + return -ENODEV; + } + + ret = of_regulator_match(dev->parent, regulators, + as3711_regulator_matches, count); + of_node_put(regulators); + if (ret < 0) { + dev_err(dev, "Error parsing regulator init data: %d\n", ret); + return ret; + } + + for (i = 0, match = as3711_regulator_matches; i < count; i++, match++) + if (match->of_node) { + pdata->init_data[i] = match->init_data; + of_node[i] = match->of_node; + } + + return 0; +} + static int as3711_regulator_probe(struct platform_device *pdev) { struct as3711_regulator_pdata *pdata = dev_get_platdata(&pdev->dev); @@ -284,13 +333,24 @@ static int as3711_regulator_probe(struct platform_device *pdev) struct regulator_config config = {.dev = &pdev->dev,}; struct as3711_regulator *reg = NULL; struct as3711_regulator *regs; + struct device_node *of_node[AS3711_REGULATOR_NUM] = {}; struct regulator_dev *rdev; struct as3711_regulator_info *ri; int ret; int id; - if (!pdata) - dev_dbg(&pdev->dev, "No platform data...\n"); + if (!pdata) { + dev_err(&pdev->dev, "No platform data...\n"); + return -ENODEV; + } + + if (pdev->dev.parent->of_node) { + ret = as3711_regulator_parse_dt(&pdev->dev, of_node, AS3711_REGULATOR_NUM); + if (ret < 0) { + dev_err(&pdev->dev, "DT parsing failed: %d\n", ret); + return ret; + } + } regs = devm_kzalloc(&pdev->dev, AS3711_REGULATOR_NUM * sizeof(struct as3711_regulator), GFP_KERNEL); @@ -300,7 +360,7 @@ static int as3711_regulator_probe(struct platform_device *pdev) } for (id = 0, ri = as3711_reg_info; id < AS3711_REGULATOR_NUM; ++id, ri++) { - reg_data = pdata ? pdata->init_data[id] : NULL; + reg_data = pdata->init_data[id]; /* No need to register if there is no regulator data */ if (!reg_data) @@ -312,6 +372,7 @@ static int as3711_regulator_probe(struct platform_device *pdev) config.init_data = reg_data; config.driver_data = reg; config.regmap = as3711->regmap; + config.of_node = of_node[id]; rdev = regulator_register(&ri->desc, &config); if (IS_ERR(rdev)) { diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index da9782bd27d0..6e5017841582 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -51,6 +51,7 @@ static DEFINE_MUTEX(regulator_list_mutex); static LIST_HEAD(regulator_list); static LIST_HEAD(regulator_map_list); +static LIST_HEAD(regulator_ena_gpio_list); static bool has_full_constraints; static bool board_wants_dummy_regulator; @@ -69,6 +70,19 @@ struct regulator_map { }; /* + * struct regulator_enable_gpio + * + * Management for shared enable GPIO pin + */ +struct regulator_enable_gpio { + struct list_head list; + int gpio; + u32 enable_count; /* a number of enabled shared GPIO */ + u32 request_count; /* a number of requested shared GPIO */ + unsigned int ena_gpio_invert:1; +}; + +/* * struct regulator * * One for each consumer device. @@ -116,7 +130,7 @@ static const char *rdev_get_name(struct regulator_dev *rdev) * @supply: regulator supply name * * Extract the regulator device node corresponding to the supply name. - * retruns the device node corresponding to the regulator if found, else + * returns the device node corresponding to the regulator if found, else * returns NULL. */ static struct device_node *of_get_regulator(struct device *dev, const char *supply) @@ -1229,7 +1243,7 @@ static struct regulator *_regulator_get(struct device *dev, const char *id, struct regulator_dev *rdev; struct regulator *regulator = ERR_PTR(-EPROBE_DEFER); const char *devname = NULL; - int ret; + int ret = 0; if (id == NULL) { pr_err("get() with no identifier\n"); @@ -1245,6 +1259,15 @@ static struct regulator *_regulator_get(struct device *dev, const char *id, if (rdev) goto found; + /* + * If we have return value from dev_lookup fail, we do not expect to + * succeed, so, quit with appropriate error value + */ + if (ret) { + regulator = ERR_PTR(ret); + goto out; + } + if (board_wants_dummy_regulator) { rdev = dummy_regulator_rdev; goto found; @@ -1456,6 +1479,101 @@ void devm_regulator_put(struct regulator *regulator) } EXPORT_SYMBOL_GPL(devm_regulator_put); +/* Manage enable GPIO list. Same GPIO pin can be shared among regulators */ +static int regulator_ena_gpio_request(struct regulator_dev *rdev, + const struct regulator_config *config) +{ + struct regulator_enable_gpio *pin; + int ret; + + list_for_each_entry(pin, ®ulator_ena_gpio_list, list) { + if (pin->gpio == config->ena_gpio) { + rdev_dbg(rdev, "GPIO %d is already used\n", + config->ena_gpio); + goto update_ena_gpio_to_rdev; + } + } + + ret = gpio_request_one(config->ena_gpio, + GPIOF_DIR_OUT | config->ena_gpio_flags, + rdev_get_name(rdev)); + if (ret) + return ret; + + pin = kzalloc(sizeof(struct regulator_enable_gpio), GFP_KERNEL); + if (pin == NULL) { + gpio_free(config->ena_gpio); + return -ENOMEM; + } + + pin->gpio = config->ena_gpio; + pin->ena_gpio_invert = config->ena_gpio_invert; + list_add(&pin->list, ®ulator_ena_gpio_list); + +update_ena_gpio_to_rdev: + pin->request_count++; + rdev->ena_pin = pin; + return 0; +} + +static void regulator_ena_gpio_free(struct regulator_dev *rdev) +{ + struct regulator_enable_gpio *pin, *n; + + if (!rdev->ena_pin) + return; + + /* Free the GPIO only in case of no use */ + list_for_each_entry_safe(pin, n, ®ulator_ena_gpio_list, list) { + if (pin->gpio == rdev->ena_pin->gpio) { + if (pin->request_count <= 1) { + pin->request_count = 0; + gpio_free(pin->gpio); + list_del(&pin->list); + kfree(pin); + } else { + pin->request_count--; + } + } + } +} + +/** + * Balance enable_count of each GPIO and actual GPIO pin control. + * GPIO is enabled in case of initial use. (enable_count is 0) + * GPIO is disabled when it is not shared any more. (enable_count <= 1) + */ +static int regulator_ena_gpio_ctrl(struct regulator_dev *rdev, bool enable) +{ + struct regulator_enable_gpio *pin = rdev->ena_pin; + + if (!pin) + return -EINVAL; + + if (enable) { + /* Enable GPIO at initial use */ + if (pin->enable_count == 0) + gpio_set_value_cansleep(pin->gpio, + !pin->ena_gpio_invert); + + pin->enable_count++; + } else { + if (pin->enable_count > 1) { + pin->enable_count--; + return 0; + } + + /* Disable GPIO if not used */ + if (pin->enable_count <= 1) { + gpio_set_value_cansleep(pin->gpio, + pin->ena_gpio_invert); + pin->enable_count = 0; + } + } + + return 0; +} + static int _regulator_do_enable(struct regulator_dev *rdev) { int ret, delay; @@ -1471,9 +1589,10 @@ static int _regulator_do_enable(struct regulator_dev *rdev) trace_regulator_enable(rdev_get_name(rdev)); - if (rdev->ena_gpio) { - gpio_set_value_cansleep(rdev->ena_gpio, - !rdev->ena_gpio_invert); + if (rdev->ena_pin) { + ret = regulator_ena_gpio_ctrl(rdev, true); + if (ret < 0) + return ret; rdev->ena_gpio_state = 1; } else if (rdev->desc->ops->enable) { ret = rdev->desc->ops->enable(rdev); @@ -1575,9 +1694,10 @@ static int _regulator_do_disable(struct regulator_dev *rdev) trace_regulator_disable(rdev_get_name(rdev)); - if (rdev->ena_gpio) { - gpio_set_value_cansleep(rdev->ena_gpio, - rdev->ena_gpio_invert); + if (rdev->ena_pin) { + ret = regulator_ena_gpio_ctrl(rdev, false); + if (ret < 0) + return ret; rdev->ena_gpio_state = 0; } else if (rdev->desc->ops->disable) { @@ -1794,7 +1914,10 @@ int regulator_is_enabled_regmap(struct regulator_dev *rdev) if (ret != 0) return ret; - return (val & rdev->desc->enable_mask) != 0; + if (rdev->desc->enable_is_inverted) + return (val & rdev->desc->enable_mask) == 0; + else + return (val & rdev->desc->enable_mask) != 0; } EXPORT_SYMBOL_GPL(regulator_is_enabled_regmap); @@ -1809,9 +1932,15 @@ EXPORT_SYMBOL_GPL(regulator_is_enabled_regmap); */ int regulator_enable_regmap(struct regulator_dev *rdev) { + unsigned int val; + + if (rdev->desc->enable_is_inverted) + val = 0; + else + val = rdev->desc->enable_mask; + return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, - rdev->desc->enable_mask, - rdev->desc->enable_mask); + rdev->desc->enable_mask, val); } EXPORT_SYMBOL_GPL(regulator_enable_regmap); @@ -1826,15 +1955,22 @@ EXPORT_SYMBOL_GPL(regulator_enable_regmap); */ int regulator_disable_regmap(struct regulator_dev *rdev) { + unsigned int val; + + if (rdev->desc->enable_is_inverted) + val = rdev->desc->enable_mask; + else + val = 0; + return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, - rdev->desc->enable_mask, 0); + rdev->desc->enable_mask, val); } EXPORT_SYMBOL_GPL(regulator_disable_regmap); static int _regulator_is_enabled(struct regulator_dev *rdev) { /* A GPIO control always takes precedence */ - if (rdev->ena_gpio) + if (rdev->ena_pin) return rdev->ena_gpio_state; /* If we don't know then assume that the regulator is always on */ @@ -2138,6 +2274,37 @@ int regulator_map_voltage_iterate(struct regulator_dev *rdev, EXPORT_SYMBOL_GPL(regulator_map_voltage_iterate); /** + * regulator_map_voltage_ascend - map_voltage() for ascendant voltage list + * + * @rdev: Regulator to operate on + * @min_uV: Lower bound for voltage + * @max_uV: Upper bound for voltage + * + * Drivers that have ascendant voltage list can use this as their + * map_voltage() operation. + */ +int regulator_map_voltage_ascend(struct regulator_dev *rdev, + int min_uV, int max_uV) +{ + int i, ret; + + for (i = 0; i < rdev->desc->n_voltages; i++) { + ret = rdev->desc->ops->list_voltage(rdev, i); + if (ret < 0) + continue; + + if (ret > max_uV) + break; + + if (ret >= min_uV && ret <= max_uV) + return i; + } + + return -EINVAL; +} +EXPORT_SYMBOL_GPL(regulator_map_voltage_ascend); + +/** * regulator_map_voltage_linear - map_voltage() for simple linear mappings * * @rdev: Regulator to operate on @@ -2830,7 +2997,7 @@ EXPORT_SYMBOL_GPL(regulator_get_bypass_regmap); * regulator_allow_bypass - allow the regulator to go into bypass mode * * @regulator: Regulator to configure - * @allow: enable or disable bypass mode + * @enable: enable or disable bypass mode * * Allow the regulator to go into bypass mode if all other consumers * for the regulator also enable bypass mode and the machine @@ -3057,9 +3224,13 @@ int regulator_bulk_enable(int num_consumers, return 0; err: - pr_err("Failed to enable %s: %d\n", consumers[i].supply, ret); - while (--i >= 0) - regulator_disable(consumers[i].consumer); + for (i = 0; i < num_consumers; i++) { + if (consumers[i].ret < 0) + pr_err("Failed to enable %s: %d\n", consumers[i].supply, + consumers[i].ret); + else + regulator_disable(consumers[i].consumer); + } return ret; } @@ -3233,7 +3404,7 @@ static int add_regulator_attributes(struct regulator_dev *rdev) if (status < 0) return status; } - if (rdev->ena_gpio || ops->is_enabled) { + if (rdev->ena_pin || ops->is_enabled) { status = device_create_file(dev, &dev_attr_state); if (status < 0) return status; @@ -3435,22 +3606,17 @@ regulator_register(const struct regulator_desc *regulator_desc, dev_set_drvdata(&rdev->dev, rdev); if (config->ena_gpio && gpio_is_valid(config->ena_gpio)) { - ret = gpio_request_one(config->ena_gpio, - GPIOF_DIR_OUT | config->ena_gpio_flags, - rdev_get_name(rdev)); + ret = regulator_ena_gpio_request(rdev, config); if (ret != 0) { rdev_err(rdev, "Failed to request enable GPIO%d: %d\n", config->ena_gpio, ret); goto wash; } - rdev->ena_gpio = config->ena_gpio; - rdev->ena_gpio_invert = config->ena_gpio_invert; - if (config->ena_gpio_flags & GPIOF_OUT_INIT_HIGH) rdev->ena_gpio_state = 1; - if (rdev->ena_gpio_invert) + if (config->ena_gpio_invert) rdev->ena_gpio_state = !rdev->ena_gpio_state; } @@ -3477,7 +3643,14 @@ regulator_register(const struct regulator_desc *regulator_desc, r = regulator_dev_lookup(dev, supply, &ret); - if (!r) { + if (ret == -ENODEV) { + /* + * No supply was specified for this regulator and + * there will never be one. + */ + ret = 0; + goto add_dev; + } else if (!r) { dev_err(dev, "Failed to find supply %s\n", supply); ret = -EPROBE_DEFER; goto scrub; @@ -3495,6 +3668,7 @@ regulator_register(const struct regulator_desc *regulator_desc, } } +add_dev: /* add consumers devices */ if (init_data) { for (i = 0; i < init_data->num_consumer_supplies; i++) { @@ -3522,8 +3696,7 @@ unset_supplies: scrub: if (rdev->supply) _regulator_put(rdev->supply); - if (rdev->ena_gpio) - gpio_free(rdev->ena_gpio); + regulator_ena_gpio_free(rdev); kfree(rdev->constraints); wash: device_unregister(&rdev->dev); @@ -3558,8 +3731,7 @@ void regulator_unregister(struct regulator_dev *rdev) unset_regulator_supplies(rdev); list_del(&rdev->list); kfree(rdev->constraints); - if (rdev->ena_gpio) - gpio_free(rdev->ena_gpio); + regulator_ena_gpio_free(rdev); device_unregister(&rdev->dev); mutex_unlock(®ulator_list_mutex); } diff --git a/drivers/regulator/db8500-prcmu.c b/drivers/regulator/db8500-prcmu.c index 219d162b651e..a53c11a529d5 100644 --- a/drivers/regulator/db8500-prcmu.c +++ b/drivers/regulator/db8500-prcmu.c @@ -528,7 +528,7 @@ static int db8500_regulator_probe(struct platform_device *pdev) return 0; } -static int __exit db8500_regulator_remove(struct platform_device *pdev) +static int db8500_regulator_remove(struct platform_device *pdev) { int i; @@ -553,7 +553,7 @@ static struct platform_driver db8500_regulator_driver = { .owner = THIS_MODULE, }, .probe = db8500_regulator_probe, - .remove = __exit_p(db8500_regulator_remove), + .remove = db8500_regulator_remove, }; static int __init db8500_regulator_init(void) diff --git a/drivers/regulator/dbx500-prcmu.h b/drivers/regulator/dbx500-prcmu.h index e763883a44f4..c8e51ace9f06 100644 --- a/drivers/regulator/dbx500-prcmu.h +++ b/drivers/regulator/dbx500-prcmu.h @@ -21,7 +21,6 @@ * @is_enabled: status of the regulator * @epod_id: id for EPOD (power domain) * @is_ramret: RAM retention switch for EPOD (power domain) - * @operating_point: operating point (only for vape, to be removed) * */ struct dbx500_regulator_info { @@ -32,7 +31,6 @@ struct dbx500_regulator_info { u16 epod_id; bool is_ramret; bool exclude_from_power_state; - unsigned int operating_point; }; void power_state_active_enable(void); diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c index 9165b0c40ed3..f0e1ae52bb05 100644 --- a/drivers/regulator/fan53555.c +++ b/drivers/regulator/fan53555.c @@ -219,9 +219,7 @@ static int fan53555_regulator_register(struct fan53555_device_info *di, rdesc->owner = THIS_MODULE; di->rdev = regulator_register(&di->desc, config); - if (IS_ERR(di->rdev)) - return PTR_ERR(di->rdev); - return 0; + return PTR_RET(di->rdev); } diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c index 9cb2c0f34515..d8af9e773310 100644 --- a/drivers/regulator/lp3971.c +++ b/drivers/regulator/lp3971.c @@ -163,6 +163,7 @@ static int lp3971_ldo_set_voltage_sel(struct regulator_dev *dev, static struct regulator_ops lp3971_ldo_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .is_enabled = lp3971_ldo_is_enabled, .enable = lp3971_ldo_enable, .disable = lp3971_ldo_disable, @@ -236,6 +237,7 @@ static int lp3971_dcdc_set_voltage_sel(struct regulator_dev *dev, static struct regulator_ops lp3971_dcdc_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .is_enabled = lp3971_dcdc_is_enabled, .enable = lp3971_dcdc_enable, .disable = lp3971_dcdc_disable, diff --git a/drivers/regulator/lp3972.c b/drivers/regulator/lp3972.c index 0baabcfb578a..61e4cf9edf6e 100644 --- a/drivers/regulator/lp3972.c +++ b/drivers/regulator/lp3972.c @@ -309,6 +309,7 @@ static int lp3972_ldo_set_voltage_sel(struct regulator_dev *dev, static struct regulator_ops lp3972_ldo_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .is_enabled = lp3972_ldo_is_enabled, .enable = lp3972_ldo_enable, .disable = lp3972_ldo_disable, @@ -389,6 +390,7 @@ static int lp3972_dcdc_set_voltage_sel(struct regulator_dev *dev, static struct regulator_ops lp3972_dcdc_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .is_enabled = lp3972_dcdc_is_enabled, .enable = lp3972_dcdc_enable, .disable = lp3972_dcdc_disable, diff --git a/drivers/regulator/lp872x.c b/drivers/regulator/lp872x.c index 8e3c7ae0047f..f5fc4a142cdf 100644 --- a/drivers/regulator/lp872x.c +++ b/drivers/regulator/lp872x.c @@ -478,6 +478,7 @@ static unsigned int lp872x_buck_get_mode(struct regulator_dev *rdev) static struct regulator_ops lp872x_ldo_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = regulator_set_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap, .enable = regulator_enable_regmap, @@ -488,6 +489,7 @@ static struct regulator_ops lp872x_ldo_ops = { static struct regulator_ops lp8720_buck_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = lp872x_buck_set_voltage_sel, .get_voltage_sel = lp872x_buck_get_voltage_sel, .enable = regulator_enable_regmap, @@ -500,6 +502,7 @@ static struct regulator_ops lp8720_buck_ops = { static struct regulator_ops lp8725_buck_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = lp872x_buck_set_voltage_sel, .get_voltage_sel = lp872x_buck_get_voltage_sel, .enable = regulator_enable_regmap, diff --git a/drivers/regulator/lp8788-buck.c b/drivers/regulator/lp8788-buck.c index 97891a7ea7b2..eb1e1e88ae51 100644 --- a/drivers/regulator/lp8788-buck.c +++ b/drivers/regulator/lp8788-buck.c @@ -346,6 +346,7 @@ static unsigned int lp8788_buck_get_mode(struct regulator_dev *rdev) static struct regulator_ops lp8788_buck12_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = lp8788_buck12_set_voltage_sel, .get_voltage_sel = lp8788_buck12_get_voltage_sel, .enable = regulator_enable_regmap, @@ -358,6 +359,7 @@ static struct regulator_ops lp8788_buck12_ops = { static struct regulator_ops lp8788_buck34_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = regulator_set_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap, .enable = regulator_enable_regmap, diff --git a/drivers/regulator/lp8788-ldo.c b/drivers/regulator/lp8788-ldo.c index cd5a14ad9263..0ce2c4c194b3 100644 --- a/drivers/regulator/lp8788-ldo.c +++ b/drivers/regulator/lp8788-ldo.c @@ -156,68 +156,6 @@ static const int lp8788_aldo7_vtbl[] = { 1200000, 1300000, 1400000, 1500000, 1600000, 1700000, 1800000, 1800000, }; -static enum lp8788_ldo_id lp8788_dldo_id[] = { - DLDO1, - DLDO2, - DLDO3, - DLDO4, - DLDO5, - DLDO6, - DLDO7, - DLDO8, - DLDO9, - DLDO10, - DLDO11, - DLDO12, -}; - -static enum lp8788_ldo_id lp8788_aldo_id[] = { - ALDO1, - ALDO2, - ALDO3, - ALDO4, - ALDO5, - ALDO6, - ALDO7, - ALDO8, - ALDO9, - ALDO10, -}; - -static int lp8788_ldo_enable(struct regulator_dev *rdev) -{ - struct lp8788_ldo *ldo = rdev_get_drvdata(rdev); - - if (ldo->en_pin) { - gpio_set_value(ldo->en_pin->gpio, ENABLE); - return 0; - } else { - return regulator_enable_regmap(rdev); - } -} - -static int lp8788_ldo_disable(struct regulator_dev *rdev) -{ - struct lp8788_ldo *ldo = rdev_get_drvdata(rdev); - - if (ldo->en_pin) { - gpio_set_value(ldo->en_pin->gpio, DISABLE); - return 0; - } else { - return regulator_disable_regmap(rdev); - } -} - -static int lp8788_ldo_is_enabled(struct regulator_dev *rdev) -{ - struct lp8788_ldo *ldo = rdev_get_drvdata(rdev); - - if (ldo->en_pin) - return gpio_get_value(ldo->en_pin->gpio) ? 1 : 0; - else - return regulator_is_enabled_regmap(rdev); -} - static int lp8788_ldo_enable_time(struct regulator_dev *rdev) { struct lp8788_ldo *ldo = rdev_get_drvdata(rdev); @@ -232,38 +170,21 @@ static int lp8788_ldo_enable_time(struct regulator_dev *rdev) return ENABLE_TIME_USEC * val; } -static int lp8788_ldo_fixed_get_voltage(struct regulator_dev *rdev) -{ - enum lp8788_ldo_id id = rdev_get_id(rdev); - - switch (id) { - case ALDO2 ... ALDO5: - return 2850000; - case DLDO12: - case ALDO8 ... ALDO9: - return 2500000; - case ALDO10: - return 1100000; - default: - return -EINVAL; - } -} - static struct regulator_ops lp8788_ldo_voltage_table_ops = { .list_voltage = regulator_list_voltage_table, .set_voltage_sel = regulator_set_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap, - .enable = lp8788_ldo_enable, - .disable = lp8788_ldo_disable, - .is_enabled = lp8788_ldo_is_enabled, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, .enable_time = lp8788_ldo_enable_time, }; static struct regulator_ops lp8788_ldo_voltage_fixed_ops = { - .get_voltage = lp8788_ldo_fixed_get_voltage, - .enable = lp8788_ldo_enable, - .disable = lp8788_ldo_disable, - .is_enabled = lp8788_ldo_is_enabled, + .list_voltage = regulator_list_voltage_linear, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, .enable_time = lp8788_ldo_enable_time, }; @@ -420,6 +341,7 @@ static struct regulator_desc lp8788_dldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_B, .enable_mask = LP8788_EN_DLDO12_M, + .min_uV = 2500000, }, }; @@ -446,6 +368,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_B, .enable_mask = LP8788_EN_ALDO2_M, + .min_uV = 2850000, }, { .name = "aldo3", @@ -456,6 +379,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_B, .enable_mask = LP8788_EN_ALDO3_M, + .min_uV = 2850000, }, { .name = "aldo4", @@ -466,6 +390,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_B, .enable_mask = LP8788_EN_ALDO4_M, + .min_uV = 2850000, }, { .name = "aldo5", @@ -476,6 +401,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_C, .enable_mask = LP8788_EN_ALDO5_M, + .min_uV = 2850000, }, { .name = "aldo6", @@ -512,6 +438,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_C, .enable_mask = LP8788_EN_ALDO8_M, + .min_uV = 2500000, }, { .name = "aldo9", @@ -522,6 +449,7 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_C, .enable_mask = LP8788_EN_ALDO9_M, + .min_uV = 2500000, }, { .name = "aldo10", @@ -532,46 +460,14 @@ static struct regulator_desc lp8788_aldo_desc[] = { .owner = THIS_MODULE, .enable_reg = LP8788_EN_LDO_C, .enable_mask = LP8788_EN_ALDO10_M, + .min_uV = 1100000, }, }; -static int lp8788_gpio_request_ldo_en(struct platform_device *pdev, - struct lp8788_ldo *ldo, - enum lp8788_ext_ldo_en_id id) -{ - struct device *dev = &pdev->dev; - struct lp8788_ldo_enable_pin *pin = ldo->en_pin; - int ret, gpio, pinstate; - char *name[] = { - [EN_ALDO1] = "LP8788_EN_ALDO1", - [EN_ALDO234] = "LP8788_EN_ALDO234", - [EN_ALDO5] = "LP8788_EN_ALDO5", - [EN_ALDO7] = "LP8788_EN_ALDO7", - [EN_DLDO7] = "LP8788_EN_DLDO7", - [EN_DLDO911] = "LP8788_EN_DLDO911", - }; - - gpio = pin->gpio; - if (!gpio_is_valid(gpio)) { - dev_err(dev, "invalid gpio: %d\n", gpio); - return -EINVAL; - } - - pinstate = pin->init_state; - ret = devm_gpio_request_one(dev, gpio, pinstate, name[id]); - if (ret == -EBUSY) { - dev_warn(dev, "gpio%d already used\n", gpio); - return 0; - } - - return ret; -} - static int lp8788_config_ldo_enable_mode(struct platform_device *pdev, struct lp8788_ldo *ldo, enum lp8788_ldo_id id) { - int ret; struct lp8788 *lp = ldo->lp; struct lp8788_platform_data *pdata = lp->pdata; enum lp8788_ext_ldo_en_id enable_id; @@ -613,14 +509,7 @@ static int lp8788_config_ldo_enable_mode(struct platform_device *pdev, goto set_default_ldo_enable_mode; ldo->en_pin = pdata->ldo_pin[enable_id]; - - ret = lp8788_gpio_request_ldo_en(pdev, ldo, enable_id); - if (ret) { - ldo->en_pin = NULL; - goto set_default_ldo_enable_mode; - } - - return ret; + return 0; set_default_ldo_enable_mode: return lp8788_update_bits(lp, LP8788_EN_SEL, en_mask[enable_id], 0); @@ -640,10 +529,15 @@ static int lp8788_dldo_probe(struct platform_device *pdev) return -ENOMEM; ldo->lp = lp; - ret = lp8788_config_ldo_enable_mode(pdev, ldo, lp8788_dldo_id[id]); + ret = lp8788_config_ldo_enable_mode(pdev, ldo, id); if (ret) return ret; + if (ldo->en_pin) { + cfg.ena_gpio = ldo->en_pin->gpio; + cfg.ena_gpio_flags = ldo->en_pin->init_state; + } + cfg.dev = pdev->dev.parent; cfg.init_data = lp->pdata ? lp->pdata->dldo_data[id] : NULL; cfg.driver_data = ldo; @@ -696,10 +590,15 @@ static int lp8788_aldo_probe(struct platform_device *pdev) return -ENOMEM; ldo->lp = lp; - ret = lp8788_config_ldo_enable_mode(pdev, ldo, lp8788_aldo_id[id]); + ret = lp8788_config_ldo_enable_mode(pdev, ldo, id + ALDO1); if (ret) return ret; + if (ldo->en_pin) { + cfg.ena_gpio = ldo->en_pin->gpio; + cfg.ena_gpio_flags = ldo->en_pin->init_state; + } + cfg.dev = pdev->dev.parent; cfg.init_data = lp->pdata ? lp->pdata->aldo_data[id] : NULL; cfg.driver_data = ldo; diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c index 8c5a54f541b5..54af61015814 100644 --- a/drivers/regulator/max1586.c +++ b/drivers/regulator/max1586.c @@ -56,7 +56,7 @@ struct max1586_data { * set V6 to either 0V, 1.8V, 2.5V, 3V depending on (x & 0x3) * As regulator framework doesn't accept voltages to be 0V, we use 1uV. */ -static int v6_voltages_uv[] = { 1, 1800000, 2500000, 3000000 }; +static const unsigned int v6_voltages_uv[] = { 1, 1800000, 2500000, 3000000 }; /* * V3 voltage @@ -232,8 +232,7 @@ static int max1586_pmic_remove(struct i2c_client *client) int i; for (i = 0; i <= MAX1586_V6; i++) - if (max1586->rdev[i]) - regulator_unregister(max1586->rdev[i]); + regulator_unregister(max1586->rdev[i]); return 0; } diff --git a/drivers/regulator/max77686.c b/drivers/regulator/max77686.c index e4586ee8858d..20935b1a6ed4 100644 --- a/drivers/regulator/max77686.c +++ b/drivers/regulator/max77686.c @@ -75,17 +75,20 @@ static int max77686_buck_set_suspend_disable(struct regulator_dev *rdev) { unsigned int val; struct max77686_data *max77686 = rdev_get_drvdata(rdev); - int id = rdev_get_id(rdev); + int ret, id = rdev_get_id(rdev); if (id == MAX77686_BUCK1) val = 0x1; else val = 0x1 << MAX77686_OPMODE_BUCK234_SHIFT; + ret = regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, + rdev->desc->enable_mask, val); + if (ret) + return ret; + max77686->opmode[id] = val; - return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, - rdev->desc->enable_mask, - val); + return 0; } /* Some LDOs supports [LPM/Normal]ON mode during suspend state */ @@ -94,7 +97,7 @@ static int max77686_set_suspend_mode(struct regulator_dev *rdev, { struct max77686_data *max77686 = rdev_get_drvdata(rdev); unsigned int val; - int id = rdev_get_id(rdev); + int ret, id = rdev_get_id(rdev); /* BUCK[5-9] doesn't support this feature */ if (id >= MAX77686_BUCK5) @@ -113,10 +116,13 @@ static int max77686_set_suspend_mode(struct regulator_dev *rdev, return -EINVAL; } + ret = regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, + rdev->desc->enable_mask, val); + if (ret) + return ret; + max77686->opmode[id] = val; - return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, - rdev->desc->enable_mask, - val); + return 0; } /* Some LDOs supports LPM-ON/OFF/Normal-ON mode during suspend state */ @@ -125,6 +131,7 @@ static int max77686_ldo_set_suspend_mode(struct regulator_dev *rdev, { unsigned int val; struct max77686_data *max77686 = rdev_get_drvdata(rdev); + int ret; switch (mode) { case REGULATOR_MODE_STANDBY: /* switch off */ @@ -142,10 +149,13 @@ static int max77686_ldo_set_suspend_mode(struct regulator_dev *rdev, return -EINVAL; } + ret = regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, + rdev->desc->enable_mask, val); + if (ret) + return ret; + max77686->opmode[rdev_get_id(rdev)] = val; - return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg, - rdev->desc->enable_mask, - val); + return 0; } static int max77686_enable(struct regulator_dev *rdev) diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 3ca14380f22d..db6c9be10f3f 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -60,36 +60,6 @@ struct max8649_regulator_info { unsigned ramp_down:1; }; -/* EN_PD means pulldown on EN input */ -static int max8649_enable(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - return regmap_update_bits(info->regmap, MAX8649_CONTROL, MAX8649_EN_PD, 0); -} - -/* - * Applied internal pulldown resistor on EN input pin. - * If pulldown EN pin outside, it would be better. - */ -static int max8649_disable(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - return regmap_update_bits(info->regmap, MAX8649_CONTROL, MAX8649_EN_PD, - MAX8649_EN_PD); -} - -static int max8649_is_enabled(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - unsigned int val; - int ret; - - ret = regmap_read(info->regmap, MAX8649_CONTROL, &val); - if (ret != 0) - return ret; - return !((unsigned char)val & MAX8649_EN_PD); -} - static int max8649_enable_time(struct regulator_dev *rdev) { struct max8649_regulator_info *info = rdev_get_drvdata(rdev); @@ -151,9 +121,9 @@ static struct regulator_ops max8649_dcdc_ops = { .get_voltage_sel = regulator_get_voltage_sel_regmap, .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, - .enable = max8649_enable, - .disable = max8649_disable, - .is_enabled = max8649_is_enabled, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, .enable_time = max8649_enable_time, .set_mode = max8649_set_mode, .get_mode = max8649_get_mode, @@ -169,6 +139,9 @@ static struct regulator_desc dcdc_desc = { .vsel_mask = MAX8649_VOL_MASK, .min_uV = MAX8649_DCDC_VMIN, .uV_step = MAX8649_DCDC_STEP, + .enable_reg = MAX8649_CONTROL, + .enable_mask = MAX8649_EN_PD, + .enable_is_inverted = true, }; static struct regmap_config max8649_regmap_config = { @@ -275,10 +248,8 @@ static int max8649_regulator_remove(struct i2c_client *client) { struct max8649_regulator_info *info = i2c_get_clientdata(client); - if (info) { - if (info->regulator) - regulator_unregister(info->regulator); - } + if (info) + regulator_unregister(info->regulator); return 0; } diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c index 4d7c635c36c2..d428ef9a626f 100644 --- a/drivers/regulator/max8660.c +++ b/drivers/regulator/max8660.c @@ -426,8 +426,7 @@ static int max8660_remove(struct i2c_client *client) int i; for (i = 0; i < MAX8660_V_END; i++) - if (max8660->rdev[i]) - regulator_unregister(max8660->rdev[i]); + regulator_unregister(max8660->rdev[i]); return 0; } diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c index 0d5f64a805a0..3597da8f0dca 100644 --- a/drivers/regulator/max8925-regulator.c +++ b/drivers/regulator/max8925-regulator.c @@ -246,7 +246,6 @@ static struct max8925_regulator_info max8925_regulator_info[] = { #ifdef CONFIG_OF static int max8925_regulator_dt_init(struct platform_device *pdev, - struct max8925_regulator_info *info, struct regulator_config *config, int ridx) { @@ -272,7 +271,7 @@ static int max8925_regulator_dt_init(struct platform_device *pdev, return 0; } #else -#define max8925_regulator_dt_init(w, x, y, z) (-1) +#define max8925_regulator_dt_init(x, y, z) (-1) #endif static int max8925_regulator_probe(struct platform_device *pdev) @@ -309,7 +308,7 @@ static int max8925_regulator_probe(struct platform_device *pdev) config.dev = &pdev->dev; config.driver_data = ri; - if (max8925_regulator_dt_init(pdev, ri, &config, regulator_idx)) + if (max8925_regulator_dt_init(pdev, &config, regulator_idx)) if (pdata) config.init_data = pdata; diff --git a/drivers/regulator/max8952.c b/drivers/regulator/max8952.c index fc7935a19e3a..5259c2fea90a 100644 --- a/drivers/regulator/max8952.c +++ b/drivers/regulator/max8952.c @@ -28,6 +28,9 @@ #include <linux/regulator/max8952.h> #include <linux/gpio.h> #include <linux/io.h> +#include <linux/of.h> +#include <linux/of_gpio.h> +#include <linux/regulator/of_regulator.h> #include <linux/slab.h> /* Registers */ @@ -126,6 +129,69 @@ static const struct regulator_desc regulator = { .owner = THIS_MODULE, }; +#ifdef CONFIG_OF +static struct of_device_id max8952_dt_match[] = { + { .compatible = "maxim,max8952" }, + {}, +}; +MODULE_DEVICE_TABLE(of, max8952_dt_match); + +static struct max8952_platform_data *max8952_parse_dt(struct device *dev) +{ + struct max8952_platform_data *pd; + struct device_node *np = dev->of_node; + int ret; + int i; + + pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL); + if (!pd) { + dev_err(dev, "Failed to allocate platform data\n"); + return NULL; + } + + pd->gpio_vid0 = of_get_named_gpio(np, "max8952,vid-gpios", 0); + pd->gpio_vid1 = of_get_named_gpio(np, "max8952,vid-gpios", 1); + pd->gpio_en = of_get_named_gpio(np, "max8952,en-gpio", 0); + + if (of_property_read_u32(np, "max8952,default-mode", &pd->default_mode)) + dev_warn(dev, "Default mode not specified, assuming 0\n"); + + ret = of_property_read_u32_array(np, "max8952,dvs-mode-microvolt", + pd->dvs_mode, ARRAY_SIZE(pd->dvs_mode)); + if (ret) { + dev_err(dev, "max8952,dvs-mode-microvolt property not specified"); + return NULL; + } + + for (i = 0; i < ARRAY_SIZE(pd->dvs_mode); ++i) { + if (pd->dvs_mode[i] < 770000 || pd->dvs_mode[i] > 1400000) { + dev_err(dev, "DVS voltage %d out of range\n", i); + return NULL; + } + pd->dvs_mode[i] = (pd->dvs_mode[i] - 770000) / 10000; + } + + if (of_property_read_u32(np, "max8952,sync-freq", &pd->sync_freq)) + dev_warn(dev, "max8952,sync-freq property not specified, defaulting to 26MHz\n"); + + if (of_property_read_u32(np, "max8952,ramp-speed", &pd->ramp_speed)) + dev_warn(dev, "max8952,ramp-speed property not specified, defaulting to 32mV/us\n"); + + pd->reg_data = of_get_regulator_init_data(dev, np); + if (!pd->reg_data) { + dev_err(dev, "Failed to parse regulator init data\n"); + return NULL; + } + + return pd; +} +#else +static struct max8952_platform_data *max8952_parse_dt(struct device *dev) +{ + return NULL; +} +#endif + static int max8952_pmic_probe(struct i2c_client *client, const struct i2c_device_id *i2c_id) { @@ -136,6 +202,9 @@ static int max8952_pmic_probe(struct i2c_client *client, int ret = 0, err = 0; + if (client->dev.of_node) + pdata = max8952_parse_dt(&client->dev); + if (!pdata) { dev_err(&client->dev, "Require the platform data\n"); return -EINVAL; @@ -154,11 +223,12 @@ static int max8952_pmic_probe(struct i2c_client *client, max8952->pdata = pdata; config.dev = max8952->dev; - config.init_data = &pdata->reg_data; + config.init_data = pdata->reg_data; config.driver_data = max8952; + config.of_node = client->dev.of_node; config.ena_gpio = pdata->gpio_en; - if (pdata->reg_data.constraints.boot_on) + if (pdata->reg_data->constraints.boot_on) config.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH; max8952->rdev = regulator_register(®ulator, &config); @@ -271,6 +341,7 @@ static struct i2c_driver max8952_pmic_driver = { .remove = max8952_pmic_remove, .driver = { .name = "max8952", + .of_match_table = of_match_ptr(max8952_dt_match), }, .id_table = max8952_ids, }; diff --git a/drivers/regulator/max8973-regulator.c b/drivers/regulator/max8973-regulator.c index 9a8ea9163005..adb1414e5e37 100644 --- a/drivers/regulator/max8973-regulator.c +++ b/drivers/regulator/max8973-regulator.c @@ -274,15 +274,15 @@ static int max8973_init_dcdc(struct max8973_chip *max, if (pdata->reg_init_data && pdata->reg_init_data->constraints.ramp_delay) { if (pdata->reg_init_data->constraints.ramp_delay < 25000) - control1 = MAX8973_RAMP_12mV_PER_US; + control1 |= MAX8973_RAMP_12mV_PER_US; else if (pdata->reg_init_data->constraints.ramp_delay < 50000) - control1 = MAX8973_RAMP_25mV_PER_US; + control1 |= MAX8973_RAMP_25mV_PER_US; else if (pdata->reg_init_data->constraints.ramp_delay < 200000) - control1 = MAX8973_RAMP_50mV_PER_US; + control1 |= MAX8973_RAMP_50mV_PER_US; else - control1 = MAX8973_RAMP_200mV_PER_US; + control1 |= MAX8973_RAMP_200mV_PER_US; } else { - control1 = MAX8973_RAMP_12mV_PER_US; + control1 |= MAX8973_RAMP_12mV_PER_US; max->desc.ramp_delay = 12500; } diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c index 0ac7a87519b4..df20069f0537 100644 --- a/drivers/regulator/max8997.c +++ b/drivers/regulator/max8997.c @@ -1035,8 +1035,8 @@ static int max8997_pmic_probe(struct platform_device *pdev) int i, ret, size, nr_dvs; u8 max_buck1 = 0, max_buck2 = 0, max_buck5 = 0; - if (IS_ERR_OR_NULL(pdata)) { - dev_err(pdev->dev.parent, "No platform init data supplied.\n"); + if (!pdata) { + dev_err(&pdev->dev, "No platform init data supplied.\n"); return -ENODEV; } diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c index b588f07c7cad..a57a1b15cdba 100644 --- a/drivers/regulator/max8998.c +++ b/drivers/regulator/max8998.c @@ -665,14 +665,16 @@ static int max8998_pmic_probe(struct platform_device *pdev) gpio_is_valid(pdata->buck1_set2)) { /* Check if SET1 is not equal to 0 */ if (!pdata->buck1_set1) { - printk(KERN_ERR "MAX8998 SET1 GPIO defined as 0 !\n"); + dev_err(&pdev->dev, + "MAX8998 SET1 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck1_set1); ret = -EIO; goto err_out; } /* Check if SET2 is not equal to 0 */ if (!pdata->buck1_set2) { - printk(KERN_ERR "MAX8998 SET2 GPIO defined as 0 !\n"); + dev_err(&pdev->dev, + "MAX8998 SET2 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck1_set2); ret = -EIO; goto err_out; @@ -738,7 +740,8 @@ static int max8998_pmic_probe(struct platform_device *pdev) if (gpio_is_valid(pdata->buck2_set3)) { /* Check if SET3 is not equal to 0 */ if (!pdata->buck2_set3) { - printk(KERN_ERR "MAX8998 SET3 GPIO defined as 0 !\n"); + dev_err(&pdev->dev, + "MAX8998 SET3 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck2_set3); ret = -EIO; goto err_out; diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c index c46c6705cd74..fdf7f0a09090 100644 --- a/drivers/regulator/mc13783-regulator.c +++ b/drivers/regulator/mc13783-regulator.c @@ -398,33 +398,51 @@ static int mc13783_regulator_probe(struct platform_device *pdev) struct mc13xxx *mc13783 = dev_get_drvdata(pdev->dev.parent); struct mc13xxx_regulator_platform_data *pdata = dev_get_platdata(&pdev->dev); - struct mc13xxx_regulator_init_data *init_data; + struct mc13xxx_regulator_init_data *mc13xxx_data; struct regulator_config config = { }; - int i, ret; + int i, ret, num_regulators; - dev_dbg(&pdev->dev, "%s id %d\n", __func__, pdev->id); + num_regulators = mc13xxx_get_num_regulators_dt(pdev); - if (!pdata) + if (num_regulators <= 0 && pdata) + num_regulators = pdata->num_regulators; + if (num_regulators <= 0) return -EINVAL; priv = devm_kzalloc(&pdev->dev, sizeof(*priv) + - pdata->num_regulators * sizeof(priv->regulators[0]), + num_regulators * sizeof(priv->regulators[0]), GFP_KERNEL); if (!priv) return -ENOMEM; + priv->num_regulators = num_regulators; priv->mc13xxx_regulators = mc13783_regulators; priv->mc13xxx = mc13783; + platform_set_drvdata(pdev, priv); - for (i = 0; i < pdata->num_regulators; i++) { - struct regulator_desc *desc; + mc13xxx_data = mc13xxx_parse_regulators_dt(pdev, mc13783_regulators, + ARRAY_SIZE(mc13783_regulators)); - init_data = &pdata->regulators[i]; - desc = &mc13783_regulators[init_data->id].desc; + for (i = 0; i < priv->num_regulators; i++) { + struct regulator_init_data *init_data; + struct regulator_desc *desc; + struct device_node *node = NULL; + int id; + + if (mc13xxx_data) { + id = mc13xxx_data[i].id; + init_data = mc13xxx_data[i].init_data; + node = mc13xxx_data[i].node; + } else { + id = pdata->regulators[i].id; + init_data = pdata->regulators[i].init_data; + } + desc = &mc13783_regulators[id].desc; config.dev = &pdev->dev; - config.init_data = init_data->init_data; + config.init_data = init_data; config.driver_data = priv; + config.of_node = node; priv->regulators[i] = regulator_register(desc, &config); if (IS_ERR(priv->regulators[i])) { @@ -435,8 +453,6 @@ static int mc13783_regulator_probe(struct platform_device *pdev) } } - platform_set_drvdata(pdev, priv); - return 0; err: while (--i >= 0) @@ -448,13 +464,11 @@ err: static int mc13783_regulator_remove(struct platform_device *pdev) { struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev); - struct mc13xxx_regulator_platform_data *pdata = - dev_get_platdata(&pdev->dev); int i; platform_set_drvdata(pdev, NULL); - for (i = 0; i < pdata->num_regulators; i++) + for (i = 0; i < priv->num_regulators; i++) regulator_unregister(priv->regulators[i]); return 0; diff --git a/drivers/regulator/mc13892-regulator.c b/drivers/regulator/mc13892-regulator.c index 9891aec47b57..b716283a8760 100644 --- a/drivers/regulator/mc13892-regulator.c +++ b/drivers/regulator/mc13892-regulator.c @@ -465,13 +465,13 @@ static int mc13892_sw_regulator_set_voltage_sel(struct regulator_dev *rdev, */ if (mc13892_regulators[id].vsel_reg != MC13892_SWITCHERS0) { + mask |= MC13892_SWITCHERS0_SWxHI; + if (volt > 1375000) { reg_value -= MC13892_SWxHI_SEL_OFFSET; reg_value |= MC13892_SWITCHERS0_SWxHI; - mask |= MC13892_SWITCHERS0_SWxHI; - } else if (volt < 1100000) { + } else { reg_value &= ~MC13892_SWITCHERS0_SWxHI; - mask |= MC13892_SWITCHERS0_SWxHI; } } @@ -485,6 +485,7 @@ static int mc13892_sw_regulator_set_voltage_sel(struct regulator_dev *rdev, static struct regulator_ops mc13892_sw_regulator_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_voltage_sel = mc13892_sw_regulator_set_voltage_sel, .get_voltage_sel = mc13892_sw_regulator_get_voltage_sel, }; @@ -535,7 +536,7 @@ static int mc13892_regulator_probe(struct platform_device *pdev) struct mc13xxx_regulator_init_data *mc13xxx_data; struct regulator_config config = { }; int i, ret; - int num_regulators = 0, num_parsed; + int num_regulators = 0; u32 val; num_regulators = mc13xxx_get_num_regulators_dt(pdev); @@ -545,8 +546,6 @@ static int mc13892_regulator_probe(struct platform_device *pdev) if (num_regulators <= 0) return -EINVAL; - num_parsed = num_regulators; - priv = devm_kzalloc(&pdev->dev, sizeof(*priv) + num_regulators * sizeof(priv->regulators[0]), GFP_KERNEL); @@ -589,40 +588,9 @@ static int mc13892_regulator_probe(struct platform_device *pdev) = mc13892_vcam_get_mode; mc13xxx_data = mc13xxx_parse_regulators_dt(pdev, mc13892_regulators, - ARRAY_SIZE(mc13892_regulators), - &num_parsed); - - /* - * Perform a little sanity check on the regulator tree - if we found - * a number of regulators from mc13xxx_get_num_regulators_dt and - * then parsed a smaller number in mc13xxx_parse_regulators_dt then - * there is a regulator defined in the regulators node which has - * not matched any usable regulator in the driver. In this case, - * there is one missing and what will happen is the first regulator - * will get registered again. - * - * Fix this by basically making our number of registerable regulators - * equal to the number of regulators we parsed. We are allocating - * too much memory for priv, but this is unavoidable at this point. - * - * As an example of how this can happen, try making a typo in your - * regulators node (vviohi {} instead of viohi {}) so that the name - * does not match.. - * - * The check will basically pass for platform data (non-DT) because - * mc13xxx_parse_regulators_dt for !CONFIG_OF will not touch num_parsed. - * - */ - if (num_parsed != num_regulators) { - dev_warn(&pdev->dev, - "parsed %d != regulators %d - check your device tree!\n", - num_parsed, num_regulators); - - num_regulators = num_parsed; - priv->num_regulators = num_regulators; - } + ARRAY_SIZE(mc13892_regulators)); - for (i = 0; i < num_regulators; i++) { + for (i = 0; i < priv->num_regulators; i++) { struct regulator_init_data *init_data; struct regulator_desc *desc; struct device_node *node = NULL; diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c index 23cf9f9c383b..da4859282302 100644 --- a/drivers/regulator/mc13xxx-regulator-core.c +++ b/drivers/regulator/mc13xxx-regulator-core.c @@ -180,15 +180,13 @@ EXPORT_SYMBOL_GPL(mc13xxx_get_num_regulators_dt); struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( struct platform_device *pdev, struct mc13xxx_regulator *regulators, - int num_regulators, int *num_parsed) + int num_regulators) { struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev); struct mc13xxx_regulator_init_data *data, *p; struct device_node *parent, *child; int i, parsed = 0; - *num_parsed = 0; - of_node_get(pdev->dev.parent->of_node); parent = of_find_node_by_name(pdev->dev.parent->of_node, "regulators"); if (!parent) @@ -204,10 +202,13 @@ struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( p = data; for_each_child_of_node(parent, child) { + int found = 0; + for (i = 0; i < num_regulators; i++) { + if (!regulators[i].desc.name) + continue; if (!of_node_cmp(child->name, regulators[i].desc.name)) { - p->id = i; p->init_data = of_get_regulator_init_data( &pdev->dev, child); @@ -215,13 +216,19 @@ struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( p++; parsed++; + found = 1; break; } } + + if (!found) + dev_warn(&pdev->dev, + "Unknown regulator: %s\n", child->name); } of_node_put(parent); - *num_parsed = parsed; + priv->num_regulators = parsed; + return data; } EXPORT_SYMBOL_GPL(mc13xxx_parse_regulators_dt); diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h index 007f83387fd6..06c8903f182a 100644 --- a/drivers/regulator/mc13xxx.h +++ b/drivers/regulator/mc13xxx.h @@ -39,7 +39,7 @@ extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev); extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( struct platform_device *pdev, struct mc13xxx_regulator *regulators, - int num_regulators, int *num_parsed); + int num_regulators); #else static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev) { @@ -48,7 +48,7 @@ static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev) static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( struct platform_device *pdev, struct mc13xxx_regulator *regulators, - int num_regulators, int *num_parsed) + int num_regulators) { return NULL; } diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c index cde13bb5a8fb..92ceed0fc65e 100644 --- a/drivers/regulator/palmas-regulator.c +++ b/drivers/regulator/palmas-regulator.c @@ -1,9 +1,10 @@ /* * Driver for Regulator part of Palmas PMIC Chips * - * Copyright 2011-2012 Texas Instruments Inc. + * Copyright 2011-2013 Texas Instruments Inc. * * Author: Graeme Gregory <gg@slimlogic.co.uk> + * Author: Ian Lartey <ian@slimlogic.co.uk> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -28,6 +29,7 @@ struct regs_info { char *name; + char *sname; u8 vsel_addr; u8 ctrl_addr; u8 tstep_addr; @@ -36,115 +38,159 @@ struct regs_info { static const struct regs_info palmas_regs_info[] = { { .name = "SMPS12", + .sname = "smps1-in", .vsel_addr = PALMAS_SMPS12_VOLTAGE, .ctrl_addr = PALMAS_SMPS12_CTRL, .tstep_addr = PALMAS_SMPS12_TSTEP, }, { .name = "SMPS123", + .sname = "smps1-in", .vsel_addr = PALMAS_SMPS12_VOLTAGE, .ctrl_addr = PALMAS_SMPS12_CTRL, .tstep_addr = PALMAS_SMPS12_TSTEP, }, { .name = "SMPS3", + .sname = "smps3-in", .vsel_addr = PALMAS_SMPS3_VOLTAGE, .ctrl_addr = PALMAS_SMPS3_CTRL, }, { .name = "SMPS45", + .sname = "smps4-in", .vsel_addr = PALMAS_SMPS45_VOLTAGE, .ctrl_addr = PALMAS_SMPS45_CTRL, .tstep_addr = PALMAS_SMPS45_TSTEP, }, { .name = "SMPS457", + .sname = "smps4-in", .vsel_addr = PALMAS_SMPS45_VOLTAGE, .ctrl_addr = PALMAS_SMPS45_CTRL, .tstep_addr = PALMAS_SMPS45_TSTEP, }, { .name = "SMPS6", + .sname = "smps6-in", .vsel_addr = PALMAS_SMPS6_VOLTAGE, .ctrl_addr = PALMAS_SMPS6_CTRL, .tstep_addr = PALMAS_SMPS6_TSTEP, }, { .name = "SMPS7", + .sname = "smps7-in", .vsel_addr = PALMAS_SMPS7_VOLTAGE, .ctrl_addr = PALMAS_SMPS7_CTRL, }, { .name = "SMPS8", + .sname = "smps8-in", .vsel_addr = PALMAS_SMPS8_VOLTAGE, .ctrl_addr = PALMAS_SMPS8_CTRL, .tstep_addr = PALMAS_SMPS8_TSTEP, }, { .name = "SMPS9", + .sname = "smps9-in", .vsel_addr = PALMAS_SMPS9_VOLTAGE, .ctrl_addr = PALMAS_SMPS9_CTRL, }, { .name = "SMPS10", + .sname = "smps10-in", + .ctrl_addr = PALMAS_SMPS10_CTRL, }, { .name = "LDO1", + .sname = "ldo1-in", .vsel_addr = PALMAS_LDO1_VOLTAGE, .ctrl_addr = PALMAS_LDO1_CTRL, }, { .name = "LDO2", + .sname = "ldo2-in", .vsel_addr = PALMAS_LDO2_VOLTAGE, .ctrl_addr = PALMAS_LDO2_CTRL, }, { .name = "LDO3", + .sname = "ldo3-in", .vsel_addr = PALMAS_LDO3_VOLTAGE, .ctrl_addr = PALMAS_LDO3_CTRL, }, { .name = "LDO4", + .sname = "ldo4-in", .vsel_addr = PALMAS_LDO4_VOLTAGE, .ctrl_addr = PALMAS_LDO4_CTRL, }, { .name = "LDO5", + .sname = "ldo5-in", .vsel_addr = PALMAS_LDO5_VOLTAGE, .ctrl_addr = PALMAS_LDO5_CTRL, }, { .name = "LDO6", + .sname = "ldo6-in", .vsel_addr = PALMAS_LDO6_VOLTAGE, .ctrl_addr = PALMAS_LDO6_CTRL, }, { .name = "LDO7", + .sname = "ldo7-in", .vsel_addr = PALMAS_LDO7_VOLTAGE, .ctrl_addr = PALMAS_LDO7_CTRL, }, { .name = "LDO8", + .sname = "ldo8-in", .vsel_addr = PALMAS_LDO8_VOLTAGE, .ctrl_addr = PALMAS_LDO8_CTRL, }, { .name = "LDO9", + .sname = "ldo9-in", .vsel_addr = PALMAS_LDO9_VOLTAGE, .ctrl_addr = PALMAS_LDO9_CTRL, }, { .name = "LDOLN", + .sname = "ldoln-in", .vsel_addr = PALMAS_LDOLN_VOLTAGE, .ctrl_addr = PALMAS_LDOLN_CTRL, }, { .name = "LDOUSB", + .sname = "ldousb-in", .vsel_addr = PALMAS_LDOUSB_VOLTAGE, .ctrl_addr = PALMAS_LDOUSB_CTRL, }, + { + .name = "REGEN1", + .ctrl_addr = PALMAS_REGEN1_CTRL, + }, + { + .name = "REGEN2", + .ctrl_addr = PALMAS_REGEN2_CTRL, + }, + { + .name = "REGEN3", + .ctrl_addr = PALMAS_REGEN3_CTRL, + }, + { + .name = "SYSEN1", + .ctrl_addr = PALMAS_SYSEN1_CTRL, + }, + { + .name = "SYSEN2", + .ctrl_addr = PALMAS_SYSEN2_CTRL, + }, }; +static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500}; + #define SMPS_CTRL_MODE_OFF 0x00 #define SMPS_CTRL_MODE_ON 0x01 #define SMPS_CTRL_MODE_ECO 0x02 @@ -156,7 +202,7 @@ static const struct regs_info palmas_regs_info[] = { * * So they are basically (maxV-minV)/stepV */ -#define PALMAS_SMPS_NUM_VOLTAGES 116 +#define PALMAS_SMPS_NUM_VOLTAGES 117 #define PALMAS_SMPS10_NUM_VOLTAGES 2 #define PALMAS_LDO_NUM_VOLTAGES 50 @@ -230,7 +276,10 @@ static int palmas_enable_smps(struct regulator_dev *dev) palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, ®); reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; - reg |= SMPS_CTRL_MODE_ON; + if (pmic->current_reg_mode[id]) + reg |= pmic->current_reg_mode[id]; + else + reg |= SMPS_CTRL_MODE_ON; palmas_smps_write(pmic->palmas, palmas_regs_info[id].ctrl_addr, reg); @@ -252,16 +301,19 @@ static int palmas_disable_smps(struct regulator_dev *dev) return 0; } - static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode) { struct palmas_pmic *pmic = rdev_get_drvdata(dev); int id = rdev_get_id(dev); unsigned int reg; + bool rail_enable = true; palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, ®); reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; + if (reg == SMPS_CTRL_MODE_OFF) + rail_enable = false; + switch (mode) { case REGULATOR_MODE_NORMAL: reg |= SMPS_CTRL_MODE_ON; @@ -275,8 +327,11 @@ static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode) default: return -EINVAL; } - palmas_smps_write(pmic->palmas, palmas_regs_info[id].ctrl_addr, reg); + pmic->current_reg_mode[id] = reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; + if (rail_enable) + palmas_smps_write(pmic->palmas, + palmas_regs_info[id].ctrl_addr, reg); return 0; } @@ -286,9 +341,7 @@ static unsigned int palmas_get_mode_smps(struct regulator_dev *dev) int id = rdev_get_id(dev); unsigned int reg; - palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, ®); - reg &= PALMAS_SMPS12_CTRL_STATUS_MASK; - reg >>= PALMAS_SMPS12_CTRL_STATUS_SHIFT; + reg = pmic->current_reg_mode[id] & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; switch (reg) { case SMPS_CTRL_MODE_ON: @@ -355,6 +408,63 @@ static int palmas_map_voltage_smps(struct regulator_dev *rdev, return ret; } +static int palma_smps_set_voltage_smps_time_sel(struct regulator_dev *rdev, + unsigned int old_selector, unsigned int new_selector) +{ + struct palmas_pmic *pmic = rdev_get_drvdata(rdev); + int id = rdev_get_id(rdev); + int old_uv, new_uv; + unsigned int ramp_delay = pmic->ramp_delay[id]; + + if (!ramp_delay) + return 0; + + old_uv = palmas_list_voltage_smps(rdev, old_selector); + if (old_uv < 0) + return old_uv; + + new_uv = palmas_list_voltage_smps(rdev, new_selector); + if (new_uv < 0) + return new_uv; + + return DIV_ROUND_UP(abs(old_uv - new_uv), ramp_delay); +} + +static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev, + int ramp_delay) +{ + struct palmas_pmic *pmic = rdev_get_drvdata(rdev); + int id = rdev_get_id(rdev); + unsigned int reg = 0; + unsigned int addr = palmas_regs_info[id].tstep_addr; + int ret; + + /* SMPS3 and SMPS7 do not have tstep_addr setting */ + switch (id) { + case PALMAS_REG_SMPS3: + case PALMAS_REG_SMPS7: + return 0; + } + + if (ramp_delay <= 0) + reg = 0; + else if (ramp_delay <= 2500) + reg = 3; + else if (ramp_delay <= 5000) + reg = 2; + else + reg = 1; + + ret = palmas_smps_write(pmic->palmas, addr, reg); + if (ret < 0) { + dev_err(pmic->palmas->dev, "TSTEP write failed: %d\n", ret); + return ret; + } + + pmic->ramp_delay[id] = palmas_smps_ramp_delay[reg]; + return ret; +} + static struct regulator_ops palmas_ops_smps = { .is_enabled = palmas_is_enabled_smps, .enable = palmas_enable_smps, @@ -365,6 +475,8 @@ static struct regulator_ops palmas_ops_smps = { .set_voltage_sel = regulator_set_voltage_sel_regmap, .list_voltage = palmas_list_voltage_smps, .map_voltage = palmas_map_voltage_smps, + .set_voltage_time_sel = palma_smps_set_voltage_smps_time_sel, + .set_ramp_delay = palmas_smps_set_ramp_delay, }; static struct regulator_ops palmas_ops_smps10 = { @@ -400,6 +512,12 @@ static struct regulator_ops palmas_ops_ldo = { .map_voltage = regulator_map_voltage_linear, }; +static struct regulator_ops palmas_ops_extreg = { + .is_enabled = regulator_is_enabled_regmap, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, +}; + /* * setup the hardware based sleep configuration of the SMPS/LDO regulators * from the platform data. This is different to the software based control @@ -421,40 +539,32 @@ static int palmas_smps_init(struct palmas *palmas, int id, switch (id) { case PALMAS_REG_SMPS10: - if (reg_init->mode_sleep) { - reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK; + reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK; + if (reg_init->mode_sleep) reg |= reg_init->mode_sleep << PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT; - } break; default: if (reg_init->warm_reset) reg |= PALMAS_SMPS12_CTRL_WR_S; + else + reg &= ~PALMAS_SMPS12_CTRL_WR_S; if (reg_init->roof_floor) reg |= PALMAS_SMPS12_CTRL_ROOF_FLOOR_EN; + else + reg &= ~PALMAS_SMPS12_CTRL_ROOF_FLOOR_EN; - if (reg_init->mode_sleep) { - reg &= ~PALMAS_SMPS12_CTRL_MODE_SLEEP_MASK; + reg &= ~PALMAS_SMPS12_CTRL_MODE_SLEEP_MASK; + if (reg_init->mode_sleep) reg |= reg_init->mode_sleep << PALMAS_SMPS12_CTRL_MODE_SLEEP_SHIFT; - } } ret = palmas_smps_write(palmas, addr, reg); if (ret) return ret; - if (palmas_regs_info[id].tstep_addr && reg_init->tstep) { - addr = palmas_regs_info[id].tstep_addr; - - reg = reg_init->tstep & PALMAS_SMPS12_TSTEP_TSTEP_MASK; - - ret = palmas_smps_write(palmas, addr, reg); - if (ret) - return ret; - } - if (palmas_regs_info[id].vsel_addr && reg_init->vsel) { addr = palmas_regs_info[id].vsel_addr; @@ -484,9 +594,13 @@ static int palmas_ldo_init(struct palmas *palmas, int id, if (reg_init->warm_reset) reg |= PALMAS_LDO1_CTRL_WR_S; + else + reg &= ~PALMAS_LDO1_CTRL_WR_S; if (reg_init->mode_sleep) reg |= PALMAS_LDO1_CTRL_MODE_SLEEP; + else + reg &= ~PALMAS_LDO1_CTRL_MODE_SLEEP; ret = palmas_ldo_write(palmas, addr, reg); if (ret) @@ -495,6 +609,68 @@ static int palmas_ldo_init(struct palmas *palmas, int id, return 0; } +static int palmas_extreg_init(struct palmas *palmas, int id, + struct palmas_reg_init *reg_init) +{ + unsigned int addr; + int ret; + unsigned int val = 0; + + addr = palmas_regs_info[id].ctrl_addr; + + if (reg_init->mode_sleep) + val = PALMAS_REGEN1_CTRL_MODE_SLEEP; + + ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE, + addr, PALMAS_REGEN1_CTRL_MODE_SLEEP, val); + if (ret < 0) { + dev_err(palmas->dev, "Resource reg 0x%02x update failed %d\n", + addr, ret); + return ret; + } + return 0; +} + +static void palmas_enable_ldo8_track(struct palmas *palmas) +{ + unsigned int reg; + unsigned int addr; + int ret; + + addr = palmas_regs_info[PALMAS_REG_LDO8].ctrl_addr; + + ret = palmas_ldo_read(palmas, addr, ®); + if (ret) { + dev_err(palmas->dev, "Error in reading ldo8 control reg\n"); + return; + } + + reg |= PALMAS_LDO8_CTRL_LDO_TRACKING_EN; + ret = palmas_ldo_write(palmas, addr, reg); + if (ret < 0) { + dev_err(palmas->dev, "Error in enabling tracking mode\n"); + return; + } + /* + * When SMPS45 is set to off and LDO8 tracking is enabled, the LDO8 + * output is defined by the LDO8_VOLTAGE.VSEL register divided by two, + * and can be set from 0.45 to 1.65 V. + */ + addr = palmas_regs_info[PALMAS_REG_LDO8].vsel_addr; + ret = palmas_ldo_read(palmas, addr, ®); + if (ret) { + dev_err(palmas->dev, "Error in reading ldo8 voltage reg\n"); + return; + } + + reg = (reg << 1) & PALMAS_LDO8_VOLTAGE_VSEL_MASK; + ret = palmas_ldo_write(palmas, addr, reg); + if (ret < 0) + dev_err(palmas->dev, "Error in setting ldo8 voltage reg\n"); + + return; +} + static struct of_regulator_match palmas_matches[] = { { .name = "smps12", }, { .name = "smps123", }, @@ -517,6 +693,11 @@ static struct of_regulator_match palmas_matches[] = { { .name = "ldo9", }, { .name = "ldoln", }, { .name = "ldousb", }, + { .name = "regen1", }, + { .name = "regen2", }, + { .name = "regen3", }, + { .name = "sysen1", }, + { .name = "sysen2", }, }; static void palmas_dt_to_pdata(struct device *dev, @@ -552,39 +733,36 @@ static void palmas_dt_to_pdata(struct device *dev, pdata->reg_init[idx] = devm_kzalloc(dev, sizeof(struct palmas_reg_init), GFP_KERNEL); - ret = of_property_read_u32(palmas_matches[idx].of_node, - "ti,warm_reset", &prop); - if (!ret) - pdata->reg_init[idx]->warm_reset = prop; + pdata->reg_init[idx]->warm_reset = + of_property_read_bool(palmas_matches[idx].of_node, + "ti,warm-reset"); - ret = of_property_read_u32(palmas_matches[idx].of_node, - "ti,roof_floor", &prop); - if (!ret) - pdata->reg_init[idx]->roof_floor = prop; + pdata->reg_init[idx]->roof_floor = + of_property_read_bool(palmas_matches[idx].of_node, + "ti,roof-floor"); ret = of_property_read_u32(palmas_matches[idx].of_node, - "ti,mode_sleep", &prop); + "ti,mode-sleep", &prop); if (!ret) pdata->reg_init[idx]->mode_sleep = prop; - ret = of_property_read_u32(palmas_matches[idx].of_node, - "ti,tstep", &prop); - if (!ret) - pdata->reg_init[idx]->tstep = prop; + ret = of_property_read_bool(palmas_matches[idx].of_node, + "ti,smps-range"); + if (ret) + pdata->reg_init[idx]->vsel = + PALMAS_SMPS12_VOLTAGE_RANGE; - ret = of_property_read_u32(palmas_matches[idx].of_node, - "ti,vsel", &prop); - if (!ret) - pdata->reg_init[idx]->vsel = prop; + if (idx == PALMAS_REG_LDO8) + pdata->enable_ldo8_tracking = of_property_read_bool( + palmas_matches[idx].of_node, + "ti,enable-ldo8-tracking"); } - ret = of_property_read_u32(node, "ti,ldo6_vibrator", &prop); - if (!ret) - pdata->ldo6_vibrator = prop; + pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator"); } -static int palmas_probe(struct platform_device *pdev) +static int palmas_regulators_probe(struct platform_device *pdev) { struct palmas *palmas = dev_get_drvdata(pdev->dev.parent); struct palmas_pmic_platform_data *pdata = pdev->dev.platform_data; @@ -629,6 +807,7 @@ static int palmas_probe(struct platform_device *pdev) config.driver_data = pmic; for (id = 0; id < PALMAS_REG_LDO1; id++) { + bool ramp_delay_support = false; /* * Miss out regulators which are not available due @@ -639,19 +818,42 @@ static int palmas_probe(struct platform_device *pdev) case PALMAS_REG_SMPS3: if (pmic->smps123) continue; + if (id == PALMAS_REG_SMPS12) + ramp_delay_support = true; break; case PALMAS_REG_SMPS123: if (!pmic->smps123) continue; + ramp_delay_support = true; break; case PALMAS_REG_SMPS45: case PALMAS_REG_SMPS7: if (pmic->smps457) continue; + if (id == PALMAS_REG_SMPS45) + ramp_delay_support = true; break; case PALMAS_REG_SMPS457: if (!pmic->smps457) continue; + ramp_delay_support = true; + break; + } + + if ((id == PALMAS_REG_SMPS6) && (id == PALMAS_REG_SMPS8)) + ramp_delay_support = true; + + if (ramp_delay_support) { + addr = palmas_regs_info[id].tstep_addr; + ret = palmas_smps_read(pmic->palmas, addr, ®); + if (ret < 0) { + dev_err(&pdev->dev, + "reading TSTEP reg failed: %d\n", ret); + goto err_unregister_regulator; + } + pmic->desc[id].ramp_delay = + palmas_smps_ramp_delay[reg & 0x3]; + pmic->ramp_delay[id] = pmic->desc[id].ramp_delay; } /* Initialise sleep/init values from platform data */ @@ -685,7 +887,8 @@ static int palmas_probe(struct platform_device *pdev) /* * Read and store the RANGE bit for later use * This must be done before regulator is probed, - * otherwise we error in probe with unsupportable ranges. + * otherwise we error in probe with unsupportable + * ranges. Read the current smps mode for later use. */ addr = palmas_regs_info[id].vsel_addr; @@ -702,6 +905,14 @@ static int palmas_probe(struct platform_device *pdev) palmas_regs_info[id].vsel_addr); pmic->desc[id].vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK; + + /* Read the smps mode for later use. */ + addr = palmas_regs_info[id].ctrl_addr; + ret = palmas_smps_read(pmic->palmas, addr, ®); + if (ret) + goto err_unregister_regulator; + pmic->current_reg_mode[id] = reg & + PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK; } pmic->desc[id].type = REGULATOR_VOLTAGE; @@ -712,6 +923,7 @@ static int palmas_probe(struct platform_device *pdev) else config.init_data = NULL; + pmic->desc[id].supply_name = palmas_regs_info[id].sname; config.of_node = palmas_matches[id].of_node; rdev = regulator_register(&pmic->desc[id], &config); @@ -737,27 +949,49 @@ static int palmas_probe(struct platform_device *pdev) /* Register the regulators */ pmic->desc[id].name = palmas_regs_info[id].name; pmic->desc[id].id = id; - pmic->desc[id].n_voltages = PALMAS_LDO_NUM_VOLTAGES; - - pmic->desc[id].ops = &palmas_ops_ldo; - pmic->desc[id].type = REGULATOR_VOLTAGE; pmic->desc[id].owner = THIS_MODULE; - pmic->desc[id].min_uV = 900000; - pmic->desc[id].uV_step = 50000; - pmic->desc[id].linear_min_sel = 1; - pmic->desc[id].vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, + + if (id < PALMAS_REG_REGEN1) { + pmic->desc[id].n_voltages = PALMAS_LDO_NUM_VOLTAGES; + pmic->desc[id].ops = &palmas_ops_ldo; + pmic->desc[id].min_uV = 900000; + pmic->desc[id].uV_step = 50000; + pmic->desc[id].linear_min_sel = 1; + pmic->desc[id].vsel_reg = + PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, palmas_regs_info[id].vsel_addr); - pmic->desc[id].vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK; - pmic->desc[id].enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, + pmic->desc[id].vsel_mask = + PALMAS_LDO1_VOLTAGE_VSEL_MASK; + pmic->desc[id].enable_reg = + PALMAS_BASE_TO_REG(PALMAS_LDO_BASE, + palmas_regs_info[id].ctrl_addr); + pmic->desc[id].enable_mask = + PALMAS_LDO1_CTRL_MODE_ACTIVE; + + /* Check if LDO8 is in tracking mode or not */ + if (pdata && (id == PALMAS_REG_LDO8) && + pdata->enable_ldo8_tracking) { + palmas_enable_ldo8_track(palmas); + pmic->desc[id].min_uV = 450000; + pmic->desc[id].uV_step = 25000; + } + } else { + pmic->desc[id].n_voltages = 1; + pmic->desc[id].ops = &palmas_ops_extreg; + pmic->desc[id].enable_reg = + PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE, palmas_regs_info[id].ctrl_addr); - pmic->desc[id].enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE; + pmic->desc[id].enable_mask = + PALMAS_REGEN1_CTRL_MODE_ACTIVE; + } if (pdata) config.init_data = pdata->reg_data[id]; else config.init_data = NULL; + pmic->desc[id].supply_name = palmas_regs_info[id].sname; config.of_node = palmas_matches[id].of_node; rdev = regulator_register(&pmic->desc[id], &config); @@ -776,7 +1010,12 @@ static int palmas_probe(struct platform_device *pdev) if (pdata) { reg_init = pdata->reg_init[id]; if (reg_init) { - ret = palmas_ldo_init(palmas, id, reg_init); + if (id < PALMAS_REG_REGEN1) + ret = palmas_ldo_init(palmas, + id, reg_init); + else + ret = palmas_extreg_init(palmas, + id, reg_init); if (ret) { regulator_unregister(pmic->rdev[id]); goto err_unregister_regulator; @@ -785,6 +1024,7 @@ static int palmas_probe(struct platform_device *pdev) } } + return 0; err_unregister_regulator: @@ -793,7 +1033,7 @@ err_unregister_regulator: return ret; } -static int palmas_remove(struct platform_device *pdev) +static int palmas_regulators_remove(struct platform_device *pdev) { struct palmas_pmic *pmic = platform_get_drvdata(pdev); int id; @@ -805,6 +1045,12 @@ static int palmas_remove(struct platform_device *pdev) static struct of_device_id of_palmas_match_tbl[] = { { .compatible = "ti,palmas-pmic", }, + { .compatible = "ti,twl6035-pmic", }, + { .compatible = "ti,twl6036-pmic", }, + { .compatible = "ti,twl6037-pmic", }, + { .compatible = "ti,tps65913-pmic", }, + { .compatible = "ti,tps65914-pmic", }, + { .compatible = "ti,tps80036-pmic", }, { /* end */ } }; @@ -814,8 +1060,8 @@ static struct platform_driver palmas_driver = { .of_match_table = of_palmas_match_tbl, .owner = THIS_MODULE, }, - .probe = palmas_probe, - .remove = palmas_remove, + .probe = palmas_regulators_probe, + .remove = palmas_regulators_remove, }; static int __init palmas_init(void) diff --git a/drivers/regulator/rc5t583-regulator.c b/drivers/regulator/rc5t583-regulator.c index 9e6f78694bf1..5885b4504596 100644 --- a/drivers/regulator/rc5t583-regulator.c +++ b/drivers/regulator/rc5t583-regulator.c @@ -49,10 +49,6 @@ struct rc5t583_regulator_info { struct rc5t583_regulator { struct rc5t583_regulator_info *reg_info; - - /* Devices */ - struct device *dev; - struct rc5t583 *mfd; struct regulator_dev *rdev; }; @@ -155,8 +151,6 @@ static int rc5t583_regulator_probe(struct platform_device *pdev) reg = ®s[id]; ri = &rc5t583_reg_info[id]; reg->reg_info = ri; - reg->mfd = rc5t583; - reg->dev = &pdev->dev; if (ri->deepsleep_id == RC5T583_DS_NONE) goto skip_ext_pwr_config; diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index 8a831947c351..c24448bc43cf 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -549,7 +549,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, rmode = devm_kzalloc(&pdev->dev, sizeof(*rmode) * pdata->num_regulators, GFP_KERNEL); - if (!rdata) { + if (!rmode) { dev_err(iodev->dev, "could not allocate memory for regulator mode\n"); return -ENOMEM; @@ -923,8 +923,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev) return 0; err: for (i = 0; i < s5m8767->num_regulators; i++) - if (rdev[i]) - regulator_unregister(rdev[i]); + regulator_unregister(rdev[i]); return ret; } @@ -936,8 +935,7 @@ static int s5m8767_pmic_remove(struct platform_device *pdev) int i; for (i = 0; i < s5m8767->num_regulators; i++) - if (rdev[i]) - regulator_unregister(rdev[i]); + regulator_unregister(rdev[i]); return 0; } diff --git a/drivers/regulator/tps62360-regulator.c b/drivers/regulator/tps62360-regulator.c index acbd63fde415..612919c3081c 100644 --- a/drivers/regulator/tps62360-regulator.c +++ b/drivers/regulator/tps62360-regulator.c @@ -278,7 +278,7 @@ static int tps62360_init_dcdc(struct tps62360_chip *tps, __func__, REG_RAMPCTRL, ret); return ret; } - ramp_ctrl = (ramp_ctrl >> 4) & 0x7; + ramp_ctrl = (ramp_ctrl >> 5) & 0x7; /* ramp mV/us = 32/(2^ramp_ctrl) */ tps->desc.ramp_delay = DIV_ROUND_UP(32000, BIT(ramp_ctrl)); diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c index 9b9af6d889c8..9d053e23e9eb 100644 --- a/drivers/regulator/tps65023-regulator.c +++ b/drivers/regulator/tps65023-regulator.c @@ -107,12 +107,7 @@ static const unsigned int DCDC_FIXED_1800000_VSEL_table[] = { }; /* Supported voltage values for LDO regulators for tps65020 */ -static const unsigned int TPS65020_LDO1_VSEL_table[] = { - 1000000, 1050000, 1100000, 1300000, - 1800000, 2500000, 3000000, 3300000, -}; - -static const unsigned int TPS65020_LDO2_VSEL_table[] = { +static const unsigned int TPS65020_LDO_VSEL_table[] = { 1000000, 1050000, 1100000, 1300000, 1800000, 2500000, 3000000, 3300000, }; @@ -154,20 +149,15 @@ struct tps_driver_data { static int tps65023_dcdc_get_voltage_sel(struct regulator_dev *dev) { struct tps_pmic *tps = rdev_get_drvdata(dev); - int ret; - int data, dcdc = rdev_get_id(dev); + int dcdc = rdev_get_id(dev); if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3) return -EINVAL; - if (dcdc == tps->core_regulator) { - ret = regmap_read(tps->regmap, TPS65023_REG_DEF_CORE, &data); - if (ret != 0) - return ret; - data &= (tps->info[dcdc]->table_len - 1); - return data; - } else + if (dcdc != tps->core_regulator) return 0; + + return regulator_get_voltage_sel_regmap(dev); } static int tps65023_dcdc_set_voltage_sel(struct regulator_dev *dev, @@ -175,23 +165,11 @@ static int tps65023_dcdc_set_voltage_sel(struct regulator_dev *dev, { struct tps_pmic *tps = rdev_get_drvdata(dev); int dcdc = rdev_get_id(dev); - int ret; if (dcdc != tps->core_regulator) return -EINVAL; - ret = regmap_write(tps->regmap, TPS65023_REG_DEF_CORE, selector); - if (ret) - goto out; - - /* Tell the chip that we have changed the value in DEFCORE - * and its time to update the core voltage - */ - ret = regmap_update_bits(tps->regmap, TPS65023_REG_CON_CTRL2, - TPS65023_REG_CTRL2_GO, TPS65023_REG_CTRL2_GO); - -out: - return ret; + return regulator_set_voltage_sel_regmap(dev, selector); } /* Operations permitted on VDCDCx */ @@ -202,6 +180,7 @@ static struct regulator_ops tps65023_dcdc_ops = { .get_voltage_sel = tps65023_dcdc_get_voltage_sel, .set_voltage_sel = tps65023_dcdc_set_voltage_sel, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, }; /* Operations permitted on LDOx */ @@ -212,6 +191,7 @@ static struct regulator_ops tps65023_ldo_ops = { .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, }; static struct regmap_config tps65023_regmap_config = { @@ -285,6 +265,10 @@ static int tps_65023_probe(struct i2c_client *client, default: /* DCDCx */ tps->desc[i].enable_mask = 1 << (TPS65023_NUM_REGULATOR - i); + tps->desc[i].vsel_reg = TPS65023_REG_DEF_CORE; + tps->desc[i].vsel_mask = info->table_len - 1; + tps->desc[i].apply_reg = TPS65023_REG_CON_CTRL2; + tps->desc[i].apply_bit = TPS65023_REG_CTRL2_GO; } config.dev = &client->dev; @@ -347,13 +331,13 @@ static const struct tps_info tps65020_regs[] = { }, { .name = "LDO1", - .table_len = ARRAY_SIZE(TPS65020_LDO1_VSEL_table), - .table = TPS65020_LDO1_VSEL_table, + .table_len = ARRAY_SIZE(TPS65020_LDO_VSEL_table), + .table = TPS65020_LDO_VSEL_table, }, { .name = "LDO2", - .table_len = ARRAY_SIZE(TPS65020_LDO2_VSEL_table), - .table = TPS65020_LDO2_VSEL_table, + .table_len = ARRAY_SIZE(TPS65020_LDO_VSEL_table), + .table = TPS65020_LDO_VSEL_table, }, }; diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c index 54aa2da7283b..4117ff52dba1 100644 --- a/drivers/regulator/tps6507x-regulator.c +++ b/drivers/regulator/tps6507x-regulator.c @@ -356,6 +356,7 @@ static struct regulator_ops tps6507x_pmic_ops = { .get_voltage_sel = tps6507x_pmic_get_voltage_sel, .set_voltage_sel = tps6507x_pmic_set_voltage_sel, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, }; #ifdef CONFIG_OF diff --git a/drivers/regulator/tps6524x-regulator.c b/drivers/regulator/tps6524x-regulator.c index 843ee0a9bb92..1094393155ed 100644 --- a/drivers/regulator/tps6524x-regulator.c +++ b/drivers/regulator/tps6524x-regulator.c @@ -572,6 +572,7 @@ static struct regulator_ops regulator_ops = { .get_voltage_sel = get_voltage_sel, .set_voltage_sel = set_voltage_sel, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .set_current_limit = set_current_limit, .get_current_limit = get_current_limit, }; @@ -584,8 +585,7 @@ static int pmic_remove(struct spi_device *spi) if (!hw) return 0; for (i = 0; i < N_REGULATORS; i++) { - if (hw->rdev[i]) - regulator_unregister(hw->rdev[i]); + regulator_unregister(hw->rdev[i]); hw->rdev[i] = NULL; } spi_set_drvdata(spi, NULL); diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c index e68382d0e1ea..d8fa37d5c734 100644 --- a/drivers/regulator/tps6586x-regulator.c +++ b/drivers/regulator/tps6586x-regulator.c @@ -70,6 +70,7 @@ static inline struct device *to_tps6586x_dev(struct regulator_dev *rdev) static struct regulator_ops tps6586x_regulator_ops = { .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, @@ -245,7 +246,7 @@ static int tps6586x_regulator_set_slew_rate(struct platform_device *pdev, reg = TPS6586X_SM1SL; break; default: - dev_warn(&pdev->dev, "Only SM0/SM1 can set slew rate\n"); + dev_err(&pdev->dev, "Only SM0/SM1 can set slew rate\n"); return -EINVAL; } @@ -304,14 +305,12 @@ static struct tps6586x_platform_data *tps6586x_parse_regulator_dt( } err = of_regulator_match(&pdev->dev, regs, tps6586x_matches, num); + of_node_put(regs); if (err < 0) { dev_err(&pdev->dev, "Regulator match failed, e %d\n", err); - of_node_put(regs); return NULL; } - of_node_put(regs); - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) { dev_err(&pdev->dev, "Memory alloction failed\n"); diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c index 6ba6931ac855..45c16447744b 100644 --- a/drivers/regulator/tps65910-regulator.c +++ b/drivers/regulator/tps65910-regulator.c @@ -748,6 +748,7 @@ static struct regulator_ops tps65910_ops_dcdc = { .set_voltage_sel = tps65910_set_voltage_dcdc_sel, .set_voltage_time_sel = regulator_set_voltage_time_sel, .list_voltage = tps65910_list_voltage_dcdc, + .map_voltage = regulator_map_voltage_ascend, }; static struct regulator_ops tps65910_ops_vdd3 = { @@ -758,6 +759,7 @@ static struct regulator_ops tps65910_ops_vdd3 = { .get_mode = tps65910_get_mode, .get_voltage = tps65910_get_voltage_vdd3, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, }; static struct regulator_ops tps65910_ops = { @@ -769,6 +771,7 @@ static struct regulator_ops tps65910_ops = { .get_voltage_sel = tps65910_get_voltage_sel, .set_voltage_sel = tps65910_set_voltage_sel, .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_ascend, }; static struct regulator_ops tps65911_ops = { @@ -780,6 +783,7 @@ static struct regulator_ops tps65911_ops = { .get_voltage_sel = tps65911_get_voltage_sel, .set_voltage_sel = tps65911_set_voltage_sel, .list_voltage = tps65911_list_voltage, + .map_voltage = regulator_map_voltage_ascend, }; static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic, diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c index 9019d0e7ecb6..6511d0bfd896 100644 --- a/drivers/regulator/tps80031-regulator.c +++ b/drivers/regulator/tps80031-regulator.c @@ -238,12 +238,11 @@ static int tps80031_dcdc_get_voltage_sel(struct regulator_dev *rdev) return vsel & SMPS_VSEL_MASK; } -static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev, - unsigned sel) +static int tps80031_ldo_list_voltage(struct regulator_dev *rdev, + unsigned int sel) { struct tps80031_regulator *ri = rdev_get_drvdata(rdev); struct device *parent = to_tps80031_dev(rdev); - int ret; /* Check for valid setting for TPS80031 or TPS80032-ES1.0 */ if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) && @@ -260,28 +259,27 @@ static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev, } } - ret = tps80031_write(parent, ri->rinfo->volt_id, - ri->rinfo->volt_reg, sel); - if (ret < 0) - dev_err(ri->dev, "Error in writing reg 0x%02x, e = %d\n", - ri->rinfo->volt_reg, ret); - return ret; + return regulator_list_voltage_linear(rdev, sel); } -static int tps80031_ldo_get_voltage_sel(struct regulator_dev *rdev) +static int tps80031_ldo_map_voltage(struct regulator_dev *rdev, + int min_uV, int max_uV) { struct tps80031_regulator *ri = rdev_get_drvdata(rdev); struct device *parent = to_tps80031_dev(rdev); - uint8_t vsel; - int ret; - ret = tps80031_read(parent, ri->rinfo->volt_id, - ri->rinfo->volt_reg, &vsel); - if (ret < 0) { - dev_err(ri->dev, "Error in writing the Voltage register\n"); - return ret; + /* Check for valid setting for TPS80031 or TPS80032-ES1.0 */ + if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) && + (ri->device_flags & TRACK_MODE_ENABLE)) { + if (((tps80031_get_chip_info(parent) == TPS80031) || + ((tps80031_get_chip_info(parent) == TPS80032) && + (tps80031_get_pmu_version(parent) == 0x0)))) { + return regulator_map_voltage_iterate(rdev, min_uV, + max_uV); + } } - return vsel & rdev->desc->vsel_mask; + + return regulator_map_voltage_linear(rdev, min_uV, max_uV); } static int tps80031_vbus_is_enabled(struct regulator_dev *rdev) @@ -390,9 +388,10 @@ static struct regulator_ops tps80031_dcdc_ops = { }; static struct regulator_ops tps80031_ldo_ops = { - .list_voltage = regulator_list_voltage_linear, - .set_voltage_sel = tps80031_ldo_set_voltage_sel, - .get_voltage_sel = tps80031_ldo_get_voltage_sel, + .list_voltage = tps80031_ldo_list_voltage, + .map_voltage = tps80031_ldo_map_voltage, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .get_voltage_sel = regulator_get_voltage_sel_regmap, .enable = tps80031_reg_enable, .disable = tps80031_reg_disable, .is_enabled = tps80031_reg_is_enabled, @@ -459,6 +458,7 @@ static struct regulator_ops tps80031_ext_reg_ops = { .uV_step = 100000, \ .linear_min_sel = 1, \ .n_voltages = 25, \ + .vsel_reg = TPS80031_##_id##_CFG_VOLTAGE, \ .vsel_mask = LDO_VSEL_MASK, \ .enable_time = 500, \ }, \ @@ -680,6 +680,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev) struct tps80031_regulator *pmic; struct regulator_dev *rdev; struct regulator_config config = { }; + struct tps80031 *tps80031_mfd = dev_get_drvdata(pdev->dev.parent); int ret; int num; @@ -707,6 +708,8 @@ static int tps80031_regulator_probe(struct platform_device *pdev) config.dev = &pdev->dev; config.init_data = NULL; config.driver_data = ri; + config.regmap = tps80031_mfd->regmap[ri->rinfo->volt_id]; + if (tps_pdata) { config.init_data = tps_pdata->reg_init_data; ri->config_flags = tps_pdata->config_flags; diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c index 74508cc62d67..fb6e67d74ffb 100644 --- a/drivers/regulator/twl-regulator.c +++ b/drivers/regulator/twl-regulator.c @@ -441,12 +441,6 @@ static const u16 VSIM_VSEL_table[] = { static const u16 VDAC_VSEL_table[] = { 1200, 1300, 1800, 1800, }; -static const u16 VDD1_VSEL_table[] = { - 800, 1450, -}; -static const u16 VDD2_VSEL_table[] = { - 800, 1450, 1500, -}; static const u16 VIO_VSEL_table[] = { 1800, 1850, }; @@ -471,24 +465,23 @@ twl4030ldo_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) selector); } -static int twl4030ldo_get_voltage(struct regulator_dev *rdev) +static int twl4030ldo_get_voltage_sel(struct regulator_dev *rdev) { struct twlreg_info *info = rdev_get_drvdata(rdev); - int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, - VREG_VOLTAGE); + int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE); if (vsel < 0) return vsel; vsel &= info->table_len - 1; - return LDO_MV(info->table[vsel]) * 1000; + return vsel; } static struct regulator_ops twl4030ldo_ops = { .list_voltage = twl4030ldo_list_voltage, .set_voltage_sel = twl4030ldo_set_voltage_sel, - .get_voltage = twl4030ldo_get_voltage, + .get_voltage_sel = twl4030ldo_get_voltage_sel, .enable = twl4030reg_enable, .disable = twl4030reg_disable, @@ -616,18 +609,8 @@ static struct regulator_ops twl6030ldo_ops = { /*----------------------------------------------------------------------*/ -/* - * Fixed voltage LDOs don't have a VSEL field to update. - */ -static int twlfixed_list_voltage(struct regulator_dev *rdev, unsigned index) -{ - struct twlreg_info *info = rdev_get_drvdata(rdev); - - return info->min_mV * 1000; -} - static struct regulator_ops twl4030fixed_ops = { - .list_voltage = twlfixed_list_voltage, + .list_voltage = regulator_list_voltage_linear, .enable = twl4030reg_enable, .disable = twl4030reg_disable, @@ -639,7 +622,7 @@ static struct regulator_ops twl4030fixed_ops = { }; static struct regulator_ops twl6030fixed_ops = { - .list_voltage = twlfixed_list_voltage, + .list_voltage = regulator_list_voltage_linear, .enable = twl6030reg_enable, .disable = twl6030reg_disable, @@ -945,19 +928,7 @@ static const struct twlreg_info TWLFIXED_INFO_##label = { \ .ops = &operations, \ .type = REGULATOR_VOLTAGE, \ .owner = THIS_MODULE, \ - .enable_time = turnon_delay, \ - }, \ - } - -#define TWL6030_FIXED_RESOURCE(label, offset, turnon_delay) \ -static struct twlreg_info TWLRES_INFO_##label = { \ - .base = offset, \ - .desc = { \ - .name = #label, \ - .id = TWL6030_REG_##label, \ - .ops = &twl6030_fixed_resource, \ - .type = REGULATOR_VOLTAGE, \ - .owner = THIS_MODULE, \ + .min_uV = mVolts * 1000, \ .enable_time = turnon_delay, \ }, \ } diff --git a/drivers/regulator/wm8994-regulator.c b/drivers/regulator/wm8994-regulator.c index 6ff872342648..a612c356a697 100644 --- a/drivers/regulator/wm8994-regulator.c +++ b/drivers/regulator/wm8994-regulator.c @@ -18,6 +18,7 @@ #include <linux/err.h> #include <linux/platform_device.h> #include <linux/regulator/driver.h> +#include <linux/regulator/machine.h> #include <linux/gpio.h> #include <linux/slab.h> @@ -28,6 +29,8 @@ struct wm8994_ldo { struct regulator_dev *regulator; struct wm8994 *wm8994; + struct regulator_consumer_supply supply; + struct regulator_init_data init_data; }; #define WM8994_LDO1_MAX_SELECTOR 0x7 @@ -99,6 +102,26 @@ static const struct regulator_desc wm8994_ldo_desc[] = { }, }; +static const struct regulator_consumer_supply wm8994_ldo_consumer[] = { + { .supply = "AVDD1" }, + { .supply = "DCVDD" }, +}; + +static const struct regulator_init_data wm8994_ldo_default[] = { + { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + }, + { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + }, +}; + static int wm8994_ldo_probe(struct platform_device *pdev) { struct wm8994 *wm8994 = dev_get_drvdata(pdev->dev.parent); @@ -117,13 +140,29 @@ static int wm8994_ldo_probe(struct platform_device *pdev) } ldo->wm8994 = wm8994; + ldo->supply = wm8994_ldo_consumer[id]; + ldo->supply.dev_name = dev_name(wm8994->dev); config.dev = wm8994->dev; config.driver_data = ldo; config.regmap = wm8994->regmap; - if (pdata) { - config.init_data = pdata->ldo[id].init_data; + config.init_data = &ldo->init_data; + if (pdata) config.ena_gpio = pdata->ldo[id].enable; + else if (wm8994->dev->of_node) + config.ena_gpio = wm8994->pdata.ldo[id].enable; + + /* Use default constraints if none set up */ + if (!pdata || !pdata->ldo[id].init_data || wm8994->dev->of_node) { + dev_dbg(wm8994->dev, "Using default init data, supply %s %s\n", + ldo->supply.dev_name, ldo->supply.supply); + + ldo->init_data = wm8994_ldo_default[id]; + ldo->init_data.consumer_supplies = &ldo->supply; + if (!config.ena_gpio) + ldo->init_data.constraints.valid_ops_mask = 0; + } else { + ldo->init_data = *pdata->ldo[id].init_data; } ldo->regulator = regulator_register(&wm8994_ldo_desc[id], &config); @@ -162,23 +201,7 @@ static struct platform_driver wm8994_ldo_driver = { }, }; -static int __init wm8994_ldo_init(void) -{ - int ret; - - ret = platform_driver_register(&wm8994_ldo_driver); - if (ret != 0) - pr_err("Failed to register Wm8994 GP LDO driver: %d\n", ret); - - return ret; -} -subsys_initcall(wm8994_ldo_init); - -static void __exit wm8994_ldo_exit(void) -{ - platform_driver_unregister(&wm8994_ldo_driver); -} -module_exit(wm8994_ldo_exit); +module_platform_driver(wm8994_ldo_driver); /* Module information */ MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); |
