diff options
| -rw-r--r-- | drivers/power/pmic/Makefile | 2 | ||||
| -rw-r--r-- | drivers/power/pmic/pmic_tps65090.c | 310 | ||||
| -rw-r--r-- | drivers/power/pmic/pmic_tps65090_ec.c | 218 | ||||
| -rw-r--r-- | include/configs/peach-pit.h | 2 | ||||
| -rw-r--r-- | include/fdtdec.h | 1 | ||||
| -rw-r--r-- | include/power/tps65090_pmic.h | 73 | ||||
| -rw-r--r-- | lib/fdtdec.c | 1 |
7 files changed, 0 insertions, 607 deletions
diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile index 322c2c6cac..6ef149aee7 100644 --- a/drivers/power/pmic/Makefile +++ b/drivers/power/pmic/Makefile @@ -18,8 +18,6 @@ obj-$(CONFIG_POWER_MAX8997) += pmic_max8997.o obj-$(CONFIG_POWER_MUIC_MAX8997) += muic_max8997.o obj-$(CONFIG_POWER_MAX77686) += pmic_max77686.o obj-$(CONFIG_POWER_PFUZE100) += pmic_pfuze100.o -obj-$(CONFIG_POWER_TPS65090_I2C) += pmic_tps65090.o -obj-$(CONFIG_POWER_TPS65090_EC) += pmic_tps65090_ec.o obj-$(CONFIG_POWER_TPS65217) += pmic_tps65217.o obj-$(CONFIG_POWER_TPS65218) += pmic_tps62362.o obj-$(CONFIG_POWER_TPS65218) += pmic_tps65218.o diff --git a/drivers/power/pmic/pmic_tps65090.c b/drivers/power/pmic/pmic_tps65090.c deleted file mode 100644 index 337903acec..0000000000 --- a/drivers/power/pmic/pmic_tps65090.c +++ /dev/null @@ -1,310 +0,0 @@ -/* - * Copyright (c) 2012 The Chromium OS Authors. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <errno.h> -#include <fdtdec.h> -#include <i2c.h> -#include <power/pmic.h> -#include <power/tps65090_pmic.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define TPS65090_NAME "TPS65090_PMIC" - -/* TPS65090 register addresses */ -enum { - REG_IRQ1 = 0, - REG_CG_CTRL0 = 4, - REG_CG_STATUS1 = 0xa, - REG_FET1_CTRL = 0x0f, - REG_FET2_CTRL, - REG_FET3_CTRL, - REG_FET4_CTRL, - REG_FET5_CTRL, - REG_FET6_CTRL, - REG_FET7_CTRL, - TPS65090_NUM_REGS, -}; - -enum { - IRQ1_VBATG = 1 << 3, - CG_CTRL0_ENC_MASK = 0x01, - - MAX_FET_NUM = 7, - MAX_CTRL_READ_TRIES = 5, - - /* TPS65090 FET_CTRL register values */ - FET_CTRL_TOFET = 1 << 7, /* Timeout, startup, overload */ - FET_CTRL_PGFET = 1 << 4, /* Power good for FET status */ - FET_CTRL_WAIT = 3 << 2, /* Overcurrent timeout max */ - FET_CTRL_ADENFET = 1 << 1, /* Enable output auto discharge */ - FET_CTRL_ENFET = 1 << 0, /* Enable FET */ -}; - -/** - * Checks for a valid FET number - * - * @param fet_id FET number to check - * @return 0 if ok, -EINVAL if FET value is out of range - */ -static int tps65090_check_fet(unsigned int fet_id) -{ - if (fet_id == 0 || fet_id > MAX_FET_NUM) { - debug("parameter fet_id is out of range, %u not in 1 ~ %u\n", - fet_id, MAX_FET_NUM); - return -EINVAL; - } - - return 0; -} - -/** - * Set the power state for a FET - * - * @param pmic pmic structure for the tps65090 - * @param fet_id Fet number to set (1..MAX_FET_NUM) - * @param set 1 to power on FET, 0 to power off - * @return -EIO if we got a comms error, -EAGAIN if the FET failed to - * change state. If all is ok, returns 0. - */ -static int tps65090_fet_set(struct pmic *pmic, int fet_id, bool set) -{ - int retry; - u32 reg, value; - - value = FET_CTRL_ADENFET | FET_CTRL_WAIT; - if (set) - value |= FET_CTRL_ENFET; - - if (pmic_reg_write(pmic, REG_FET1_CTRL + fet_id - 1, value)) - return -EIO; - - /* Try reading until we get a result */ - for (retry = 0; retry < MAX_CTRL_READ_TRIES; retry++) { - if (pmic_reg_read(pmic, REG_FET1_CTRL + fet_id - 1, ®)) - return -EIO; - - /* Check that the fet went into the expected state */ - if (!!(reg & FET_CTRL_PGFET) == set) - return 0; - - /* If we got a timeout, there is no point in waiting longer */ - if (reg & FET_CTRL_TOFET) - break; - - mdelay(1); - } - - debug("FET %d: Power good should have set to %d but reg=%#02x\n", - fet_id, set, reg); - return -EAGAIN; -} - -int tps65090_fet_enable(unsigned int fet_id) -{ - struct pmic *pmic; - ulong start; - int loops; - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - - pmic = pmic_get(TPS65090_NAME); - if (!pmic) - return -EACCES; - - start = get_timer(0); - for (loops = 0;; loops++) { - ret = tps65090_fet_set(pmic, fet_id, true); - if (!ret) - break; - - if (get_timer(start) > 100) - break; - - /* Turn it off and try again until we time out */ - tps65090_fet_set(pmic, fet_id, false); - } - - if (ret) - debug("%s: FET%d failed to power on: time=%lums, loops=%d\n", - __func__, fet_id, get_timer(start), loops); - else if (loops) - debug("%s: FET%d powered on after %lums, loops=%d\n", - __func__, fet_id, get_timer(start), loops); - - /* - * Unfortunately, there are some conditions where the power - * good bit will be 0, but the fet still comes up. One such - * case occurs with the lcd backlight. We'll just return 0 here - * and assume that the fet will eventually come up. - */ - if (ret == -EAGAIN) - ret = 0; - - return ret; -} - -int tps65090_fet_disable(unsigned int fet_id) -{ - struct pmic *pmic; - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - - pmic = pmic_get(TPS65090_NAME); - if (!pmic) - return -EACCES; - ret = tps65090_fet_set(pmic, fet_id, false); - - return ret; -} - -int tps65090_fet_is_enabled(unsigned int fet_id) -{ - struct pmic *pmic; - u32 reg; - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - - pmic = pmic_get(TPS65090_NAME); - if (!pmic) - return -ENODEV; - ret = pmic_reg_read(pmic, REG_FET1_CTRL + fet_id - 1, ®); - if (ret) { - debug("fail to read FET%u_CTRL register over I2C", fet_id); - return -EIO; - } - - return reg & FET_CTRL_ENFET; -} - -int tps65090_get_charging(void) -{ - struct pmic *pmic; - u32 val; - int ret; - - pmic = pmic_get(TPS65090_NAME); - if (!pmic) - return -EACCES; - - ret = pmic_reg_read(pmic, REG_CG_CTRL0, &val); - if (ret) - return ret; - - return !!(val & CG_CTRL0_ENC_MASK); -} - -static int tps65090_charger_state(struct pmic *pmic, int state, - int current) -{ - u32 val; - int ret; - - ret = pmic_reg_read(pmic, REG_CG_CTRL0, &val); - if (!ret) { - if (state == PMIC_CHARGER_ENABLE) - val |= CG_CTRL0_ENC_MASK; - else - val &= ~CG_CTRL0_ENC_MASK; - ret = pmic_reg_write(pmic, REG_CG_CTRL0, val); - } - if (ret) { - debug("%s: Failed to read/write register\n", __func__); - return ret; - } - - return 0; -} - -int tps65090_get_status(void) -{ - struct pmic *pmic; - u32 val; - int ret; - - pmic = pmic_get(TPS65090_NAME); - if (!pmic) - return -EACCES; - - ret = pmic_reg_read(pmic, REG_CG_STATUS1, &val); - if (ret) - return ret; - - return val; -} - -static int tps65090_charger_bat_present(struct pmic *pmic) -{ - u32 val; - int ret; - - ret = pmic_reg_read(pmic, REG_IRQ1, &val); - if (ret) - return ret; - - return !!(val & IRQ1_VBATG); -} - -static struct power_chrg power_chrg_pmic_ops = { - .chrg_bat_present = tps65090_charger_bat_present, - .chrg_state = tps65090_charger_state, -}; - -int tps65090_init(void) -{ - struct pmic *p; - int bus; - int addr; - const void *blob = gd->fdt_blob; - int node, parent; - - node = fdtdec_next_compatible(blob, 0, COMPAT_TI_TPS65090); - if (node < 0) { - debug("PMIC: No node for PMIC Chip in device tree\n"); - debug("node = %d\n", node); - return -ENODEV; - } - - parent = fdt_parent_offset(blob, node); - if (parent < 0) { - debug("%s: Cannot find node parent\n", __func__); - return -EINVAL; - } - - bus = i2c_get_bus_num_fdt(parent); - if (bus < 0) { - debug("%s: Cannot find I2C bus\n", __func__); - return -ENOENT; - } - addr = fdtdec_get_int(blob, node, "reg", TPS65090_I2C_ADDR); - p = pmic_alloc(); - if (!p) { - printf("%s: POWER allocation error!\n", __func__); - return -ENOMEM; - } - - p->name = TPS65090_NAME; - p->bus = bus; - p->interface = PMIC_I2C; - p->number_of_regs = TPS65090_NUM_REGS; - p->hw.i2c.addr = addr; - p->hw.i2c.tx_num = 1; - p->chrg = &power_chrg_pmic_ops; - - puts("TPS65090 PMIC init\n"); - - return 0; -} diff --git a/drivers/power/pmic/pmic_tps65090_ec.c b/drivers/power/pmic/pmic_tps65090_ec.c deleted file mode 100644 index f79a8782c9..0000000000 --- a/drivers/power/pmic/pmic_tps65090_ec.c +++ /dev/null @@ -1,218 +0,0 @@ -/* - * Copyright (c) 2013 The Chromium OS Authors. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <cros_ec.h> -#include <errno.h> -#include <power/tps65090_pmic.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define TPS65090_ADDR 0x48 - -static struct tps65090 { - struct cros_ec_dev *dev; /* The CROS_EC device */ -} config; - -/* TPS65090 register addresses */ -enum { - REG_IRQ1 = 0, - REG_CG_CTRL0 = 4, - REG_CG_STATUS1 = 0xa, - REG_FET1_CTRL = 0x0f, - REG_FET2_CTRL, - REG_FET3_CTRL, - REG_FET4_CTRL, - REG_FET5_CTRL, - REG_FET6_CTRL, - REG_FET7_CTRL, - TPS65090_NUM_REGS, -}; - -enum { - IRQ1_VBATG = 1 << 3, - CG_CTRL0_ENC_MASK = 0x01, - - MAX_FET_NUM = 7, - MAX_CTRL_READ_TRIES = 5, - - /* TPS65090 FET_CTRL register values */ - FET_CTRL_TOFET = 1 << 7, /* Timeout, startup, overload */ - FET_CTRL_PGFET = 1 << 4, /* Power good for FET status */ - FET_CTRL_WAIT = 3 << 2, /* Overcurrent timeout max */ - FET_CTRL_ADENFET = 1 << 1, /* Enable output auto discharge */ - FET_CTRL_ENFET = 1 << 0, /* Enable FET */ -}; - -/** - * tps65090_read - read a byte from tps6090 - * - * @param reg The register address to read from. - * @param val We'll return value value read here. - * @return 0 if ok; error if EC returns failure. - */ -static int tps65090_read(u32 reg, u8 *val) -{ - return cros_ec_i2c_xfer_old(config.dev, TPS65090_ADDR, reg, 1, - val, 1, true); -} - -/** - * tps65090_write - write a byte to tps6090 - * - * @param reg The register address to write to. - * @param val The value to write. - * @return 0 if ok; error if EC returns failure. - */ -static int tps65090_write(u32 reg, u8 val) -{ - return cros_ec_i2c_xfer_old(config.dev, TPS65090_ADDR, reg, 1, - &val, 1, false); -} - -/** - * Checks for a valid FET number - * - * @param fet_id FET number to check - * @return 0 if ok, -EINVAL if FET value is out of range - */ -static int tps65090_check_fet(unsigned int fet_id) -{ - if (fet_id == 0 || fet_id > MAX_FET_NUM) { - debug("parameter fet_id is out of range, %u not in 1 ~ %u\n", - fet_id, MAX_FET_NUM); - return -EINVAL; - } - - return 0; -} - -/** - * Set the power state for a FET - * - * @param fet_id Fet number to set (1..MAX_FET_NUM) - * @param set 1 to power on FET, 0 to power off - * @return -EIO if we got a comms error, -EAGAIN if the FET failed to - * change state. If all is ok, returns 0. - */ -static int tps65090_fet_set(int fet_id, bool set) -{ - int retry; - u8 reg, value; - - value = FET_CTRL_ADENFET | FET_CTRL_WAIT; - if (set) - value |= FET_CTRL_ENFET; - - if (tps65090_write(REG_FET1_CTRL + fet_id - 1, value)) - return -EIO; - - /* Try reading until we get a result */ - for (retry = 0; retry < MAX_CTRL_READ_TRIES; retry++) { - if (tps65090_read(REG_FET1_CTRL + fet_id - 1, ®)) - return -EIO; - - /* Check that the fet went into the expected state */ - if (!!(reg & FET_CTRL_PGFET) == set) - return 0; - - /* If we got a timeout, there is no point in waiting longer */ - if (reg & FET_CTRL_TOFET) - break; - - mdelay(1); - } - - debug("FET %d: Power good should have set to %d but reg=%#02x\n", - fet_id, set, reg); - return -EAGAIN; -} - -int tps65090_fet_enable(unsigned int fet_id) -{ - ulong start; - int loops; - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - - start = get_timer(0); - for (loops = 0;; loops++) { - ret = tps65090_fet_set(fet_id, true); - if (!ret) - break; - - if (get_timer(start) > 100) - break; - - /* Turn it off and try again until we time out */ - tps65090_fet_set(fet_id, false); - } - - if (ret) { - debug("%s: FET%d failed to power on: time=%lums, loops=%d\n", - __func__, fet_id, get_timer(start), loops); - } else if (loops) { - debug("%s: FET%d powered on after %lums, loops=%d\n", - __func__, fet_id, get_timer(start), loops); - } - /* - * Unfortunately, there are some conditions where the power - * good bit will be 0, but the fet still comes up. One such - * case occurs with the lcd backlight. We'll just return 0 here - * and assume that the fet will eventually come up. - */ - if (ret == -EAGAIN) - ret = 0; - - return ret; -} - -int tps65090_fet_disable(unsigned int fet_id) -{ - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - - ret = tps65090_fet_set(fet_id, false); - - return ret; -} - -int tps65090_fet_is_enabled(unsigned int fet_id) -{ - u8 reg = 0; - int ret; - - ret = tps65090_check_fet(fet_id); - if (ret) - return ret; - ret = tps65090_read(REG_FET1_CTRL + fet_id - 1, ®); - if (ret) { - debug("fail to read FET%u_CTRL register over I2C", fet_id); - return -EIO; - } - - return reg & FET_CTRL_ENFET; -} - -int tps65090_init(void) -{ - puts("TPS65090 PMIC EC init\n"); - - config.dev = board_get_cros_ec_dev(); - if (!config.dev) { - debug("%s: no cros_ec device: cannot init tps65090\n", - __func__); - return -ENODEV; - } - - return 0; -} diff --git a/include/configs/peach-pit.h b/include/configs/peach-pit.h index 18be42c86e..beb65b007d 100644 --- a/include/configs/peach-pit.h +++ b/include/configs/peach-pit.h @@ -34,8 +34,6 @@ #define CONFIG_VIDEO_PARADE -#define CONFIG_POWER_TPS65090_EC - /* DRAM Memory Banks */ #define CONFIG_NR_DRAM_BANKS 4 #define SDRAM_BANK_SIZE (512UL << 20UL) /* 512 MB */ diff --git a/include/fdtdec.h b/include/fdtdec.h index 4b3f8d13c3..12dc5fd2fa 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -170,7 +170,6 @@ enum fdt_compat_id { COMPAT_INFINEON_SLB9645_TPM, /* Infineon SLB9645 TPM */ COMPAT_SAMSUNG_EXYNOS5_I2C, /* Exynos5 High Speed I2C Controller */ COMPAT_SANDBOX_LCD_SDL, /* Sandbox LCD emulation with SDL */ - COMPAT_TI_TPS65090, /* Texas Instrument TPS65090 */ COMPAT_NXP_PTN3460, /* NXP PTN3460 DP/LVDS bridge */ COMPAT_SAMSUNG_EXYNOS_SYSMMU, /* Exynos sysmmu */ COMPAT_PARADE_PS8625, /* Parade PS8622 EDP->LVDS bridge */ diff --git a/include/power/tps65090_pmic.h b/include/power/tps65090_pmic.h deleted file mode 100644 index dcf99c956a..0000000000 --- a/include/power/tps65090_pmic.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Copyright (c) 2012 The Chromium OS Authors. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef __TPS65090_PMIC_H_ -#define __TPS65090_PMIC_H_ - -/* I2C device address for TPS65090 PMU */ -#define TPS65090_I2C_ADDR 0x48 - -enum { - /* Status register fields */ - TPS65090_ST1_OTC = 1 << 0, - TPS65090_ST1_OCC = 1 << 1, - TPS65090_ST1_STATE_SHIFT = 4, - TPS65090_ST1_STATE_MASK = 0xf << TPS65090_ST1_STATE_SHIFT, -}; - -/** - * Enable FET - * - * @param fet_id FET ID, value between 1 and 7 - * @return 0 on success, non-0 on failure - */ -int tps65090_fet_enable(unsigned int fet_id); - -/** - * Disable FET - * - * @param fet_id FET ID, value between 1 and 7 - * @return 0 on success, non-0 on failure - */ -int tps65090_fet_disable(unsigned int fet_id); - -/** - * Is FET enabled? - * - * @param fet_id FET ID, value between 1 and 7 - * @return 1 enabled, 0 disabled, negative value on failure - */ -int tps65090_fet_is_enabled(unsigned int fet_id); - -/** - * Enable / disable the battery charger - * - * @param enable 0 to disable charging, non-zero to enable - */ -int tps65090_set_charge_enable(int enable); - -/** - * Check whether we have enabled battery charging - * - * @return 1 if enabled, 0 if disabled - */ -int tps65090_get_charging(void); - -/** - * Return the value of the status register - * - * @return status register value, or -1 on error - */ -int tps65090_get_status(void); - -/** - * Initialize the TPS65090 PMU. - * - * @return 0 on success, non-0 on failure - */ -int tps65090_init(void); - -#endif /* __TPS65090_PMIC_H_ */ diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 48667efcb5..3d20f388e0 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -62,7 +62,6 @@ static const char * const compat_names[COMPAT_COUNT] = { COMPAT(INFINEON_SLB9645_TPM, "infineon,slb9645tt"), COMPAT(SAMSUNG_EXYNOS5_I2C, "samsung,exynos5-hsi2c"), COMPAT(SANDBOX_LCD_SDL, "sandbox,lcd-sdl"), - COMPAT(TI_TPS65090, "ti,tps65090"), COMPAT(COMPAT_NXP_PTN3460, "nxp,ptn3460"), COMPAT(SAMSUNG_EXYNOS_SYSMMU, "samsung,sysmmu-v3.3"), COMPAT(PARADE_PS8625, "parade,ps8625"), |
