diff options
Diffstat (limited to 'drivers/regulator/s2mps11.c')
| -rw-r--r-- | drivers/regulator/s2mps11.c | 184 |
1 files changed, 161 insertions, 23 deletions
diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c index 72fc3c32db49..d24e2c783dc5 100644 --- a/drivers/regulator/s2mps11.c +++ b/drivers/regulator/s2mps11.c @@ -32,12 +32,12 @@ #include <linux/mfd/samsung/s2mps11.h> #include <linux/mfd/samsung/s2mps13.h> #include <linux/mfd/samsung/s2mps14.h> +#include <linux/mfd/samsung/s2mps15.h> #include <linux/mfd/samsung/s2mpu02.h> /* The highest number of possible regulators for supported devices. */ #define S2MPS_REGULATOR_MAX S2MPS13_REGULATOR_MAX struct s2mps11_info { - unsigned int rdev_num; int ramp_delay2; int ramp_delay34; int ramp_delay5; @@ -53,7 +53,10 @@ struct s2mps11_info { */ DECLARE_BITMAP(suspend_state, S2MPS_REGULATOR_MAX); - /* Array of size rdev_num with GPIO-s for external sleep control */ + /* + * Array (size: number of regulators) with GPIO-s for external + * sleep control. + */ int *ext_control_gpio; }; @@ -661,6 +664,133 @@ static const struct regulator_desc s2mps14_regulators[] = { S2MPS14_BUCK1235_START_SEL), }; +static struct regulator_ops s2mps15_reg_ldo_ops = { + .list_voltage = regulator_list_voltage_linear_range, + .map_voltage = regulator_map_voltage_linear_range, + .is_enabled = regulator_is_enabled_regmap, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = regulator_set_voltage_sel_regmap, +}; + +static struct regulator_ops s2mps15_reg_buck_ops = { + .list_voltage = regulator_list_voltage_linear_range, + .map_voltage = regulator_map_voltage_linear_range, + .is_enabled = regulator_is_enabled_regmap, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .set_voltage_time_sel = regulator_set_voltage_time_sel, +}; + +#define regulator_desc_s2mps15_ldo(num, range) { \ + .name = "LDO"#num, \ + .id = S2MPS15_LDO##num, \ + .ops = &s2mps15_reg_ldo_ops, \ + .type = REGULATOR_VOLTAGE, \ + .owner = THIS_MODULE, \ + .linear_ranges = range, \ + .n_linear_ranges = ARRAY_SIZE(range), \ + .n_voltages = S2MPS15_LDO_N_VOLTAGES, \ + .vsel_reg = S2MPS15_REG_L1CTRL + num - 1, \ + .vsel_mask = S2MPS15_LDO_VSEL_MASK, \ + .enable_reg = S2MPS15_REG_L1CTRL + num - 1, \ + .enable_mask = S2MPS15_ENABLE_MASK \ +} + +#define regulator_desc_s2mps15_buck(num, range) { \ + .name = "BUCK"#num, \ + .id = S2MPS15_BUCK##num, \ + .ops = &s2mps15_reg_buck_ops, \ + .type = REGULATOR_VOLTAGE, \ + .owner = THIS_MODULE, \ + .linear_ranges = range, \ + .n_linear_ranges = ARRAY_SIZE(range), \ + .ramp_delay = 12500, \ + .n_voltages = S2MPS15_BUCK_N_VOLTAGES, \ + .vsel_reg = S2MPS15_REG_B1CTRL2 + ((num - 1) * 2), \ + .vsel_mask = S2MPS15_BUCK_VSEL_MASK, \ + .enable_reg = S2MPS15_REG_B1CTRL1 + ((num - 1) * 2), \ + .enable_mask = S2MPS15_ENABLE_MASK \ +} + +/* voltage range for s2mps15 LDO 3, 5, 15, 16, 18, 20, 23 and 27 */ +static const struct regulator_linear_range s2mps15_ldo_voltage_ranges1[] = { + REGULATOR_LINEAR_RANGE(1000000, 0xc, 0x38, 25000), +}; + +/* voltage range for s2mps15 LDO 2, 6, 14, 17, 19, 21, 24 and 25 */ +static const struct regulator_linear_range s2mps15_ldo_voltage_ranges2[] = { + REGULATOR_LINEAR_RANGE(1800000, 0x0, 0x3f, 25000), +}; + +/* voltage range for s2mps15 LDO 4, 11, 12, 13, 22 and 26 */ +static const struct regulator_linear_range s2mps15_ldo_voltage_ranges3[] = { + REGULATOR_LINEAR_RANGE(700000, 0x0, 0x34, 12500), +}; + +/* voltage range for s2mps15 LDO 7, 8, 9 and 10 */ +static const struct regulator_linear_range s2mps15_ldo_voltage_ranges4[] = { + REGULATOR_LINEAR_RANGE(700000, 0xc, 0x18, 25000), +}; + +/* voltage range for s2mps15 LDO 1 */ +static const struct regulator_linear_range s2mps15_ldo_voltage_ranges5[] = { + REGULATOR_LINEAR_RANGE(500000, 0x0, 0x20, 12500), +}; + +/* voltage range for s2mps15 BUCK 1, 2, 3, 4, 5, 6 and 7 */ +static const struct regulator_linear_range s2mps15_buck_voltage_ranges1[] = { + REGULATOR_LINEAR_RANGE(500000, 0x20, 0xb0, 6250), +}; + +/* voltage range for s2mps15 BUCK 8, 9 and 10 */ +static const struct regulator_linear_range s2mps15_buck_voltage_ranges2[] = { + REGULATOR_LINEAR_RANGE(1000000, 0x20, 0xc0, 12500), +}; + +static const struct regulator_desc s2mps15_regulators[] = { + regulator_desc_s2mps15_ldo(1, s2mps15_ldo_voltage_ranges5), + regulator_desc_s2mps15_ldo(2, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(3, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(4, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(5, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(6, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(7, s2mps15_ldo_voltage_ranges4), + regulator_desc_s2mps15_ldo(8, s2mps15_ldo_voltage_ranges4), + regulator_desc_s2mps15_ldo(9, s2mps15_ldo_voltage_ranges4), + regulator_desc_s2mps15_ldo(10, s2mps15_ldo_voltage_ranges4), + regulator_desc_s2mps15_ldo(11, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(12, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(13, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(14, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(15, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(16, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(17, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(18, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(19, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(20, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(21, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(22, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(23, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_ldo(24, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(25, s2mps15_ldo_voltage_ranges2), + regulator_desc_s2mps15_ldo(26, s2mps15_ldo_voltage_ranges3), + regulator_desc_s2mps15_ldo(27, s2mps15_ldo_voltage_ranges1), + regulator_desc_s2mps15_buck(1, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(2, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(3, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(4, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(5, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(6, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(7, s2mps15_buck_voltage_ranges1), + regulator_desc_s2mps15_buck(8, s2mps15_buck_voltage_ranges2), + regulator_desc_s2mps15_buck(9, s2mps15_buck_voltage_ranges2), + regulator_desc_s2mps15_buck(10, s2mps15_buck_voltage_ranges2), +}; + static int s2mps14_pmic_enable_ext_control(struct s2mps11_info *s2mps11, struct regulator_dev *rdev) { @@ -691,7 +821,8 @@ static void s2mps14_pmic_dt_parse_ext_control_gpio(struct platform_device *pdev, } static int s2mps11_pmic_dt_parse(struct platform_device *pdev, - struct of_regulator_match *rdata, struct s2mps11_info *s2mps11) + struct of_regulator_match *rdata, struct s2mps11_info *s2mps11, + unsigned int rdev_num) { struct device_node *reg_np; @@ -701,7 +832,7 @@ static int s2mps11_pmic_dt_parse(struct platform_device *pdev, return -EINVAL; } - of_regulator_match(&pdev->dev, reg_np, rdata, s2mps11->rdev_num); + of_regulator_match(&pdev->dev, reg_np, rdata, rdev_num); if (s2mps11->dev_type == S2MPS14X) s2mps14_pmic_dt_parse_ext_control_gpio(pdev, rdata, s2mps11); @@ -949,6 +1080,7 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) struct of_regulator_match *rdata = NULL; struct regulator_config config = { }; struct s2mps11_info *s2mps11; + unsigned int rdev_num = 0; int i, ret = 0; const struct regulator_desc *regulators; @@ -960,24 +1092,29 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) s2mps11->dev_type = platform_get_device_id(pdev)->driver_data; switch (s2mps11->dev_type) { case S2MPS11X: - s2mps11->rdev_num = ARRAY_SIZE(s2mps11_regulators); + rdev_num = ARRAY_SIZE(s2mps11_regulators); regulators = s2mps11_regulators; - BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num); + BUILD_BUG_ON(S2MPS_REGULATOR_MAX < ARRAY_SIZE(s2mps11_regulators)); break; case S2MPS13X: - s2mps11->rdev_num = ARRAY_SIZE(s2mps13_regulators); + rdev_num = ARRAY_SIZE(s2mps13_regulators); regulators = s2mps13_regulators; - BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num); + BUILD_BUG_ON(S2MPS_REGULATOR_MAX < ARRAY_SIZE(s2mps13_regulators)); break; case S2MPS14X: - s2mps11->rdev_num = ARRAY_SIZE(s2mps14_regulators); + rdev_num = ARRAY_SIZE(s2mps14_regulators); regulators = s2mps14_regulators; - BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num); + BUILD_BUG_ON(S2MPS_REGULATOR_MAX < ARRAY_SIZE(s2mps14_regulators)); + break; + case S2MPS15X: + rdev_num = ARRAY_SIZE(s2mps15_regulators); + regulators = s2mps15_regulators; + BUILD_BUG_ON(S2MPS_REGULATOR_MAX < ARRAY_SIZE(s2mps15_regulators)); break; case S2MPU02: - s2mps11->rdev_num = ARRAY_SIZE(s2mpu02_regulators); + rdev_num = ARRAY_SIZE(s2mpu02_regulators); regulators = s2mpu02_regulators; - BUILD_BUG_ON(S2MPS_REGULATOR_MAX < s2mps11->rdev_num); + BUILD_BUG_ON(S2MPS_REGULATOR_MAX < ARRAY_SIZE(s2mpu02_regulators)); break; default: dev_err(&pdev->dev, "Invalid device type: %u\n", @@ -986,7 +1123,7 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) } s2mps11->ext_control_gpio = devm_kmalloc(&pdev->dev, - sizeof(*s2mps11->ext_control_gpio) * s2mps11->rdev_num, + sizeof(*s2mps11->ext_control_gpio) * rdev_num, GFP_KERNEL); if (!s2mps11->ext_control_gpio) return -ENOMEM; @@ -994,7 +1131,7 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) * 0 is a valid GPIO so initialize all GPIO-s to negative value * to indicate that external control won't be used for this regulator. */ - for (i = 0; i < s2mps11->rdev_num; i++) + for (i = 0; i < rdev_num; i++) s2mps11->ext_control_gpio[i] = -EINVAL; if (!iodev->dev->of_node) { @@ -1008,14 +1145,14 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) } } - rdata = kzalloc(sizeof(*rdata) * s2mps11->rdev_num, GFP_KERNEL); + rdata = kzalloc(sizeof(*rdata) * rdev_num, GFP_KERNEL); if (!rdata) return -ENOMEM; - for (i = 0; i < s2mps11->rdev_num; i++) + for (i = 0; i < rdev_num; i++) rdata[i].name = regulators[i].name; - ret = s2mps11_pmic_dt_parse(pdev, rdata, s2mps11); + ret = s2mps11_pmic_dt_parse(pdev, rdata, s2mps11, rdev_num); if (ret) goto out; @@ -1027,7 +1164,7 @@ common_reg: config.driver_data = s2mps11; config.ena_gpio_flags = GPIOF_OUT_INIT_HIGH; config.ena_gpio_initialized = true; - for (i = 0; i < s2mps11->rdev_num; i++) { + for (i = 0; i < rdev_num; i++) { struct regulator_dev *regulator; if (pdata) { @@ -1067,10 +1204,11 @@ out: } static const struct platform_device_id s2mps11_pmic_id[] = { - { "s2mps11-pmic", S2MPS11X}, - { "s2mps13-pmic", S2MPS13X}, - { "s2mps14-pmic", S2MPS14X}, - { "s2mpu02-pmic", S2MPU02}, + { "s2mps11-regulator", S2MPS11X}, + { "s2mps13-regulator", S2MPS13X}, + { "s2mps14-regulator", S2MPS14X}, + { "s2mps15-regulator", S2MPS15X}, + { "s2mpu02-regulator", S2MPU02}, { }, }; MODULE_DEVICE_TABLE(platform, s2mps11_pmic_id); @@ -1097,5 +1235,5 @@ module_exit(s2mps11_pmic_exit); /* Module information */ MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>"); -MODULE_DESCRIPTION("SAMSUNG S2MPS11/S2MPS14/S2MPU02 Regulator Driver"); +MODULE_DESCRIPTION("SAMSUNG S2MPS11/S2MPS14/S2MPS15/S2MPU02 Regulator Driver"); MODULE_LICENSE("GPL"); |
