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authorTom Rini <trini@konsulko.com>2015-08-06 19:56:03 -0400
committerTom Rini <trini@konsulko.com>2015-08-06 19:56:03 -0400
commitae27120c31d58b8bb694d9155bcffdcfae8552a6 (patch)
tree8fcd4823406dc3adfb82174314198e9396c24feb /drivers/power
parentf05fa6781ae1122f348e66b5b26acbfe552f6602 (diff)
parentfac971b2b5efbdb6ed2d12ebdbf7e029c5ed30e8 (diff)
Merge git://git.denx.de/u-boot-dm
Diffstat (limited to 'drivers/power')
-rw-r--r--drivers/power/pmic/Kconfig18
-rw-r--r--drivers/power/pmic/Makefile5
-rw-r--r--drivers/power/pmic/max77686.c6
-rw-r--r--drivers/power/pmic/pmic-uclass.c2
-rw-r--r--drivers/power/pmic/pmic_tps65090.c310
-rw-r--r--drivers/power/pmic/pmic_tps65090_ec.c218
-rw-r--r--drivers/power/pmic/s5m8767.c95
-rw-r--r--drivers/power/pmic/tps65090.c94
-rw-r--r--drivers/power/regulator/Kconfig19
-rw-r--r--drivers/power/regulator/Makefile2
-rw-r--r--drivers/power/regulator/max77686.c28
-rw-r--r--drivers/power/regulator/regulator-uclass.c4
-rw-r--r--drivers/power/regulator/s5m8767.c269
-rw-r--r--drivers/power/regulator/tps65090_regulator.c138
14 files changed, 662 insertions, 546 deletions
diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig
index 164f42143f..7b98189ad8 100644
--- a/drivers/power/pmic/Kconfig
+++ b/drivers/power/pmic/Kconfig
@@ -41,3 +41,21 @@ config DM_PMIC_SANDBOX
- set by i2c emul driver's probe() (defaults in header)
Driver binding info: doc/device-tree-bindings/pmic/sandbox.txt
+
+config PMIC_S5M8767
+ bool "Enable Driver Model for the Samsung S5M8767 PMIC"
+ depends on DM_PMIC
+ ---help---
+ The S5M8767 PMIC provides a large array of LDOs and BUCKs for use
+ as a SoC power controller. It also provides 32KHz clock outputs. This
+ driver provides basic register access and sets up the attached
+ regulators if regulator support is enabled.
+
+config PMIC_TPS65090
+ bool "Enable driver for Texas Instruments TPS65090 PMIC"
+ depends on DM_PMIC
+ ---help---
+ The TPS65090 is a PMIC containing several LDOs, DC to DC convertors,
+ FETs and a battery charger. This driver provides register access
+ only, and you can enable the regulator/charger drivers separately if
+ required.
diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile
index 4ad6df36c2..6ef149aee7 100644
--- a/drivers/power/pmic/Makefile
+++ b/drivers/power/pmic/Makefile
@@ -8,6 +8,9 @@
obj-$(CONFIG_DM_PMIC) += pmic-uclass.o
obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o
obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o
+obj-$(CONFIG_PMIC_TPS65090) += tps65090.o
+obj-$(CONFIG_PMIC_S5M8767) += s5m8767.o
+
obj-$(CONFIG_POWER_LTC3676) += pmic_ltc3676.o
obj-$(CONFIG_POWER_MAX77696) += pmic_max77696.o
obj-$(CONFIG_POWER_MAX8998) += pmic_max8998.o
@@ -15,8 +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/max77686.c b/drivers/power/pmic/max77686.c
index 3523b4a2de..dc5a54a6a3 100644
--- a/drivers/power/pmic/max77686.c
+++ b/drivers/power/pmic/max77686.c
@@ -17,8 +17,8 @@
DECLARE_GLOBAL_DATA_PTR;
static const struct pmic_child_info pmic_children_info[] = {
- { .prefix = "ldo", .driver = MAX77686_LDO_DRIVER },
- { .prefix = "buck", .driver = MAX77686_BUCK_DRIVER },
+ { .prefix = "LDO", .driver = MAX77686_LDO_DRIVER },
+ { .prefix = "BUCK", .driver = MAX77686_BUCK_DRIVER },
{ },
};
@@ -84,7 +84,7 @@ static const struct udevice_id max77686_ids[] = {
};
U_BOOT_DRIVER(pmic_max77686) = {
- .name = "max77686 pmic",
+ .name = "max77686_pmic",
.id = UCLASS_PMIC,
.of_match = max77686_ids,
.bind = max77686_bind,
diff --git a/drivers/power/pmic/pmic-uclass.c b/drivers/power/pmic/pmic-uclass.c
index d99cb9aada..49709f3084 100644
--- a/drivers/power/pmic/pmic-uclass.c
+++ b/drivers/power/pmic/pmic-uclass.c
@@ -142,7 +142,7 @@ int pmic_reg_write(struct udevice *dev, uint reg, uint value)
u8 byte = value;
debug("%s: reg=%x, value=%x\n", __func__, reg, value);
- return pmic_read(dev, reg, &byte, 1);
+ return pmic_write(dev, reg, &byte, 1);
}
int pmic_clrsetbits(struct udevice *dev, uint reg, uint clr, uint set)
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, &reg))
- 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, &reg);
- 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 ac0d44fec8..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(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(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, &reg))
- 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, &reg);
- 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/drivers/power/pmic/s5m8767.c b/drivers/power/pmic/s5m8767.c
new file mode 100644
index 0000000000..075fe7e2f1
--- /dev/null
+++ b/drivers/power/pmic/s5m8767.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2015 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <fdtdec.h>
+#include <errno.h>
+#include <dm.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/regulator.h>
+#include <power/s5m8767.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const struct pmic_child_info pmic_children_info[] = {
+ { .prefix = "LDO", .driver = S5M8767_LDO_DRIVER },
+ { .prefix = "BUCK", .driver = S5M8767_BUCK_DRIVER },
+ { },
+};
+
+static int s5m8767_reg_count(struct udevice *dev)
+{
+ return S5M8767_NUM_OF_REGS;
+}
+
+static int s5m8767_write(struct udevice *dev, uint reg, const uint8_t *buff,
+ int len)
+{
+ if (dm_i2c_write(dev, reg, buff, len)) {
+ error("write error to device: %p register: %#x!", dev, reg);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int s5m8767_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
+{
+ if (dm_i2c_read(dev, reg, buff, len)) {
+ error("read error from device: %p register: %#x!", dev, reg);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int s5m8767_enable_32khz_cp(struct udevice *dev)
+{
+ return pmic_clrsetbits(dev, S5M8767_EN32KHZ_CP, 0, 1 << 1);
+}
+
+static int s5m8767_bind(struct udevice *dev)
+{
+ int node;
+ const void *blob = gd->fdt_blob;
+ int children;
+
+ node = fdt_subnode_offset(blob, dev->of_offset, "regulators");
+ if (node <= 0) {
+ debug("%s: %s regulators subnode not found!", __func__,
+ dev->name);
+ return -ENXIO;
+ }
+
+ debug("%s: '%s' - found regulators subnode\n", __func__, dev->name);
+
+ children = pmic_bind_children(dev, node, pmic_children_info);
+ if (!children)
+ debug("%s: %s - no child found\n", __func__, dev->name);
+
+ /* Always return success for this device */
+ return 0;
+}
+
+static struct dm_pmic_ops s5m8767_ops = {
+ .reg_count = s5m8767_reg_count,
+ .read = s5m8767_read,
+ .write = s5m8767_write,
+};
+
+static const struct udevice_id s5m8767_ids[] = {
+ { .compatible = "samsung,s5m8767-pmic" },
+ { }
+};
+
+U_BOOT_DRIVER(pmic_s5m8767) = {
+ .name = "s5m8767_pmic",
+ .id = UCLASS_PMIC,
+ .of_match = s5m8767_ids,
+ .bind = s5m8767_bind,
+ .ops = &s5m8767_ops,
+};
diff --git a/drivers/power/pmic/tps65090.c b/drivers/power/pmic/tps65090.c
new file mode 100644
index 0000000000..4797f327fa
--- /dev/null
+++ b/drivers/power/pmic/tps65090.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2015 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <fdtdec.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/tps65090.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const struct pmic_child_info pmic_children_info[] = {
+ { .prefix = "fet", .driver = TPS65090_FET_DRIVER },
+ { },
+};
+
+static int tps65090_reg_count(struct udevice *dev)
+{
+ return TPS65090_NUM_REGS;
+}
+
+static int tps65090_write(struct udevice *dev, uint reg, const uint8_t *buff,
+ int len)
+{
+ if (dm_i2c_write(dev, reg, buff, len)) {
+ error("write error to device: %p register: %#x!", dev, reg);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int tps65090_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
+{
+ int ret;
+
+ ret = dm_i2c_read(dev, reg, buff, len);
+ if (ret) {
+ error("read error %d from device: %p register: %#x!", ret, dev,
+ reg);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int tps65090_bind(struct udevice *dev)
+{
+ int regulators_node;
+ const void *blob = gd->fdt_blob;
+ int children;
+
+ regulators_node = fdt_subnode_offset(blob, dev->of_offset,
+ "regulators");
+ if (regulators_node <= 0) {
+ debug("%s: %s regulators subnode not found!", __func__,
+ dev->name);
+ return -ENXIO;
+ }
+
+ debug("%s: '%s' - found regulators subnode\n", __func__, dev->name);
+
+ children = pmic_bind_children(dev, regulators_node, pmic_children_info);
+ if (!children)
+ debug("%s: %s - no child found\n", __func__, dev->name);
+
+ /* Always return success for this device */
+ return 0;
+}
+
+static struct dm_pmic_ops tps65090_ops = {
+ .reg_count = tps65090_reg_count,
+ .read = tps65090_read,
+ .write = tps65090_write,
+};
+
+static const struct udevice_id tps65090_ids[] = {
+ { .compatible = "ti,tps65090" },
+ { }
+};
+
+U_BOOT_DRIVER(pmic_tps65090) = {
+ .name = "tps65090 pmic",
+ .id = UCLASS_PMIC,
+ .of_match = tps65090_ids,
+ .bind = tps65090_bind,
+ .ops = &tps65090_ops,
+};
diff --git a/drivers/power/regulator/Kconfig b/drivers/power/regulator/Kconfig
index 6289b83910..e85c69231e 100644
--- a/drivers/power/regulator/Kconfig
+++ b/drivers/power/regulator/Kconfig
@@ -32,6 +32,15 @@ config DM_REGULATOR_FIXED
features for fixed value regulators. The driver implements get/set api
for enable and get only for voltage value.
+config REGULATOR_S5M8767
+ bool "Enable support for S5M8767 regulator"
+ depends on DM_REGULATOR && PMIC_S5M8767
+ ---help---
+ This enables the regulator features of the S5M8767, allowing voltages
+ to be set, etc. The driver is not fully complete but supports most
+ common requirements, including all LDOs and BUCKs. This allows many
+ supplies to be set automatically using the device tree values.
+
config DM_REGULATOR_SANDBOX
bool "Enable Driver Model for Sandbox PMIC regulator"
depends on DM_REGULATOR && DM_PMIC_SANDBOX
@@ -61,3 +70,13 @@ config DM_REGULATOR_SANDBOX
A detailed information can be found in header: '<power/sandbox_pmic.h>'
Binding info: 'doc/device-tree-bindings/pmic/max77686.txt'
+
+config REGULATOR_TPS65090
+ bool "Enable driver for TPS65090 PMIC regulators"
+ depends on PMIC_TPS65090
+ ---help---
+ The TPS65090 provides several FETs (Field-effect Transistors,
+ effectively switches) which are supported by this driver as
+ regulators, one for each FET. The standard regulator interface is
+ supported, but it is only possible to turn the regulators on or off.
+ There is no voltage/current control.
diff --git a/drivers/power/regulator/Makefile b/drivers/power/regulator/Makefile
index 96aa624961..08d7b0d26d 100644
--- a/drivers/power/regulator/Makefile
+++ b/drivers/power/regulator/Makefile
@@ -8,4 +8,6 @@
obj-$(CONFIG_DM_REGULATOR) += regulator-uclass.o
obj-$(CONFIG_DM_REGULATOR_MAX77686) += max77686.o
obj-$(CONFIG_DM_REGULATOR_FIXED) += fixed.o
+obj-$(CONFIG_REGULATOR_S5M8767) += s5m8767.o
obj-$(CONFIG_DM_REGULATOR_SANDBOX) += sandbox.o
+obj-$(CONFIG_REGULATOR_TPS65090) += tps65090_regulator.o
diff --git a/drivers/power/regulator/max77686.c b/drivers/power/regulator/max77686.c
index 37ebe94521..946b87c60a 100644
--- a/drivers/power/regulator/max77686.c
+++ b/drivers/power/regulator/max77686.c
@@ -61,10 +61,14 @@ static struct dm_regulator_mode max77686_buck_mode_onoff[] = {
MODE(OPMODE_ON, MAX77686_BUCK_MODE_ON, "ON"),
};
-static const char max77686_buck_addr[] = {
+static const char max77686_buck_ctrl[] = {
0xff, 0x10, 0x12, 0x1c, 0x26, 0x30, 0x32, 0x34, 0x36, 0x38
};
+static const char max77686_buck_out[] = {
+ 0xff, 0x11, 0x14, 0x1e, 0x28, 0x31, 0x33, 0x35, 0x37, 0x39
+};
+
static int max77686_buck_volt2hex(int buck, int uV)
{
unsigned int hex = 0;
@@ -77,13 +81,15 @@ static int max77686_buck_volt2hex(int buck, int uV)
/* hex = (uV - 600000) / 12500; */
hex = (uV - MAX77686_BUCK_UV_LMIN) / MAX77686_BUCK_UV_LSTEP;
hex_max = MAX77686_BUCK234_VOLT_MAX_HEX;
- /**
- * Those use voltage scaller - temporary not implemented
- * so return just 0
- */
- return -ENOSYS;
+ break;
default:
- /* hex = (uV - 750000) / 50000; */
+ /*
+ * hex = (uV - 750000) / 50000. We assume that dynamic voltage
+ * scaling via GPIOs is not enabled and don't support that.
+ * If this is enabled then the driver will need to take that
+ * into account anrd check different registers depending on
+ * the current setting See the datasheet for details.
+ */
hex = (uV - MAX77686_BUCK_UV_HMIN) / MAX77686_BUCK_UV_HSTEP;
hex_max = MAX77686_BUCK_VOLT_MAX_HEX;
break;
@@ -368,18 +374,18 @@ static int max77686_buck_val(struct udevice *dev, int op, int *uV)
*uV = 0;
/* &buck_out = ctrl + 1 */
- adr = max77686_buck_addr[buck] + 1;
+ adr = max77686_buck_out[buck];
/* mask */
switch (buck) {
case 2:
case 3:
case 4:
- /* Those use voltage scallers - will support in the future */
mask = MAX77686_BUCK234_VOLT_MASK;
- return -ENOSYS;
+ break;
default:
mask = MAX77686_BUCK_VOLT_MASK;
+ break;
}
ret = pmic_read(dev->parent, adr, &val, 1);
@@ -549,7 +555,7 @@ static int max77686_buck_mode(struct udevice *dev, int op, int *opmode)
return -EINVAL;
}
- adr = max77686_buck_addr[buck];
+ adr = max77686_buck_ctrl[buck];
/* mask */
switch (buck) {
diff --git a/drivers/power/regulator/regulator-uclass.c b/drivers/power/regulator/regulator-uclass.c
index 12e141b4ad..f3fe7a55e1 100644
--- a/drivers/power/regulator/regulator-uclass.c
+++ b/drivers/power/regulator/regulator-uclass.c
@@ -319,8 +319,10 @@ int regulators_enable_boot_on(bool verbose)
dev && !ret;
uclass_next_device(&dev)) {
ret = regulator_autoset(dev);
- if (ret == -EMEDIUMTYPE)
+ if (ret == -EMEDIUMTYPE) {
+ ret = 0;
continue;
+ }
if (verbose)
regulator_show(dev, ret);
}
diff --git a/drivers/power/regulator/s5m8767.c b/drivers/power/regulator/s5m8767.c
new file mode 100644
index 0000000000..93a3c942d1
--- /dev/null
+++ b/drivers/power/regulator/s5m8767.c
@@ -0,0 +1,269 @@
+/*
+ * Copyright (C) 2015 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <fdtdec.h>
+#include <errno.h>
+#include <dm.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/regulator.h>
+#include <power/s5m8767.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const struct sec_voltage_desc buck_v1 = {
+ .max = 2225000,
+ .min = 650000,
+ .step = 6250,
+};
+
+static const struct sec_voltage_desc buck_v2 = {
+ .max = 1600000,
+ .min = 600000,
+ .step = 6250,
+};
+
+static const struct sec_voltage_desc buck_v3 = {
+ .max = 3000000,
+ .min = 750000,
+ .step = 12500,
+};
+
+static const struct sec_voltage_desc ldo_v1 = {
+ .max = 3950000,
+ .min = 800000,
+ .step = 50000,
+};
+
+static const struct sec_voltage_desc ldo_v2 = {
+ .max = 2375000,
+ .min = 800000,
+ .step = 25000,
+};
+
+static const struct s5m8767_para buck_param[] = {
+ /*
+ * | voltage ----| | enable -| voltage
+ * regnum addr bpos mask addr on desc
+ */
+ {S5M8767_BUCK1, 0x33, 0x0, 0xff, 0x32, 0x3, &buck_v1},
+ {S5M8767_BUCK2, 0x35, 0x0, 0xff, 0x34, 0x1, &buck_v2},
+ {S5M8767_BUCK3, 0x3e, 0x0, 0xff, 0x3d, 0x1, &buck_v2},
+ {S5M8767_BUCK4, 0x47, 0x0, 0xff, 0x46, 0x1, &buck_v2},
+ {S5M8767_BUCK5, 0x50, 0x0, 0xff, 0x4f, 0x3, &buck_v1},
+ {S5M8767_BUCK6, 0x55, 0x0, 0xff, 0x54, 0x3, &buck_v1},
+ {S5M8767_BUCK7, 0x57, 0x0, 0xff, 0x56, 0x3, &buck_v3},
+ {S5M8767_BUCK8, 0x59, 0x0, 0xff, 0x58, 0x3, &buck_v3},
+ {S5M8767_BUCK9, 0x5b, 0x0, 0xff, 0x5a, 0x3, &buck_v3},
+};
+
+static const struct s5m8767_para ldo_param[] = {
+ {S5M8767_LDO1, 0x5c, 0x0, 0x3f, 0x5c, 0x3, &ldo_v2},
+ {S5M8767_LDO2, 0x5d, 0x0, 0x3f, 0x5d, 0x1, &ldo_v2},
+ {S5M8767_LDO3, 0x61, 0x0, 0x3f, 0x61, 0x3, &ldo_v1},
+ {S5M8767_LDO4, 0x62, 0x0, 0x3f, 0x62, 0x3, &ldo_v1},
+ {S5M8767_LDO5, 0x63, 0x0, 0x3f, 0x63, 0x3, &ldo_v1},
+ {S5M8767_LDO6, 0x64, 0x0, 0x3f, 0x64, 0x1, &ldo_v2},
+ {S5M8767_LDO7, 0x65, 0x0, 0x3f, 0x65, 0x1, &ldo_v2},
+ {S5M8767_LDO8, 0x66, 0x0, 0x3f, 0x66, 0x1, &ldo_v2},
+ {S5M8767_LDO9, 0x67, 0x0, 0x3f, 0x67, 0x3, &ldo_v1},
+ {S5M8767_LDO10, 0x68, 0x0, 0x3f, 0x68, 0x1, &ldo_v1},
+ {S5M8767_LDO11, 0x69, 0x0, 0x3f, 0x69, 0x1, &ldo_v1},
+ {S5M8767_LDO12, 0x6a, 0x0, 0x3f, 0x6a, 0x1, &ldo_v1},
+ {S5M8767_LDO13, 0x6b, 0x0, 0x3f, 0x6b, 0x3, &ldo_v1},
+ {S5M8767_LDO14, 0x6c, 0x0, 0x3f, 0x6c, 0x1, &ldo_v1},
+ {S5M8767_LDO15, 0x6d, 0x0, 0x3f, 0x6d, 0x1, &ldo_v2},
+ {S5M8767_LDO16, 0x6e, 0x0, 0x3f, 0x6e, 0x1, &ldo_v1},
+ {S5M8767_LDO17, 0x6f, 0x0, 0x3f, 0x6f, 0x3, &ldo_v1},
+ {S5M8767_LDO18, 0x70, 0x0, 0x3f, 0x70, 0x3, &ldo_v1},
+ {S5M8767_LDO19, 0x71, 0x0, 0x3f, 0x71, 0x3, &ldo_v1},
+ {S5M8767_LDO20, 0x72, 0x0, 0x3f, 0x72, 0x3, &ldo_v1},
+ {S5M8767_LDO21, 0x73, 0x0, 0x3f, 0x73, 0x3, &ldo_v1},
+ {S5M8767_LDO22, 0x74, 0x0, 0x3f, 0x74, 0x3, &ldo_v1},
+ {S5M8767_LDO23, 0x75, 0x0, 0x3f, 0x75, 0x3, &ldo_v1},
+ {S5M8767_LDO24, 0x76, 0x0, 0x3f, 0x76, 0x3, &ldo_v1},
+ {S5M8767_LDO25, 0x77, 0x0, 0x3f, 0x77, 0x3, &ldo_v1},
+ {S5M8767_LDO26, 0x78, 0x0, 0x3f, 0x78, 0x3, &ldo_v1},
+ {S5M8767_LDO27, 0x79, 0x0, 0x3f, 0x79, 0x3, &ldo_v1},
+ {S5M8767_LDO28, 0x7a, 0x0, 0x3f, 0x7a, 0x3, &ldo_v1},
+};
+
+enum {
+ ENABLE_SHIFT = 6,
+ ENABLE_MASK = 3,
+};
+
+static int reg_get_value(struct udevice *dev, const struct s5m8767_para *param)
+{
+ const struct sec_voltage_desc *desc;
+ int ret, uv, val;
+
+ ret = pmic_reg_read(dev->parent, param->vol_addr);
+ if (ret < 0)
+ return ret;
+
+ desc = param->vol;
+ val = (ret >> param->vol_bitpos) & param->vol_bitmask;
+ uv = desc->min + val * desc->step;
+
+ return uv;
+}
+
+static int reg_set_value(struct udevice *dev, const struct s5m8767_para *param,
+ int uv)
+{
+ const struct sec_voltage_desc *desc;
+ int ret, val;
+
+ desc = param->vol;
+ if (uv < desc->min || uv > desc->max)
+ return -EINVAL;
+ val = (uv - desc->min) / desc->step;
+ val = (val & param->vol_bitmask) << param->vol_bitpos;
+ ret = pmic_clrsetbits(dev->parent, param->vol_addr,
+ param->vol_bitmask << param->vol_bitpos,
+ val);
+
+ return ret;
+}
+
+static int s5m8767_ldo_probe(struct udevice *dev)
+{
+ struct dm_regulator_uclass_platdata *uc_pdata;
+
+ uc_pdata = dev_get_uclass_platdata(dev);
+
+ uc_pdata->type = REGULATOR_TYPE_LDO;
+ uc_pdata->mode_count = 0;
+
+ return 0;
+}
+static int ldo_get_value(struct udevice *dev)
+{
+ int ldo = dev->driver_data;
+
+ return reg_get_value(dev, &ldo_param[ldo]);
+}
+
+static int ldo_set_value(struct udevice *dev, int uv)
+{
+ int ldo = dev->driver_data;
+
+ return reg_set_value(dev, &ldo_param[ldo], uv);
+}
+
+static int reg_get_enable(struct udevice *dev, const struct s5m8767_para *param)
+{
+ bool enable;
+ int ret;
+
+ ret = pmic_reg_read(dev->parent, param->reg_enaddr);
+ if (ret < 0)
+ return ret;
+
+ enable = (ret >> ENABLE_SHIFT) & ENABLE_MASK;
+
+ return enable;
+}
+
+static int reg_set_enable(struct udevice *dev, const struct s5m8767_para *param,
+ bool enable)
+{
+ int ret;
+
+ ret = pmic_reg_read(dev->parent, param->reg_enaddr);
+ if (ret < 0)
+ return ret;
+
+ ret = pmic_clrsetbits(dev->parent, param->reg_enaddr,
+ ENABLE_MASK << ENABLE_SHIFT,
+ enable ? param->reg_enbiton << ENABLE_SHIFT : 0);
+
+ return ret;
+}
+
+static bool ldo_get_enable(struct udevice *dev)
+{
+ int ldo = dev->driver_data;
+
+ return reg_get_enable(dev, &ldo_param[ldo]);
+}
+
+static int ldo_set_enable(struct udevice *dev, bool enable)
+{
+ int ldo = dev->driver_data;
+
+ return reg_set_enable(dev, &ldo_param[ldo], enable);
+}
+
+static int s5m8767_buck_probe(struct udevice *dev)
+{
+ struct dm_regulator_uclass_platdata *uc_pdata;
+
+ uc_pdata = dev_get_uclass_platdata(dev);
+
+ uc_pdata->type = REGULATOR_TYPE_BUCK;
+ uc_pdata->mode_count = 0;
+
+ return 0;
+}
+
+static int buck_get_value(struct udevice *dev)
+{
+ int buck = dev->driver_data;
+
+ return reg_get_value(dev, &buck_param[buck]);
+}
+
+static int buck_set_value(struct udevice *dev, int uv)
+{
+ int buck = dev->driver_data;
+
+ return reg_set_value(dev, &buck_param[buck], uv);
+}
+
+static bool buck_get_enable(struct udevice *dev)
+{
+ int buck = dev->driver_data;
+
+ return reg_get_enable(dev, &buck_param[buck]);
+}
+
+static int buck_set_enable(struct udevice *dev, bool enable)
+{
+ int buck = dev->driver_data;
+
+ return reg_set_enable(dev, &buck_param[buck], enable);
+}
+
+static const struct dm_regulator_ops s5m8767_ldo_ops = {
+ .get_value = ldo_get_value,
+ .set_value = ldo_set_value,
+ .get_enable = ldo_get_enable,
+ .set_enable = ldo_set_enable,
+};
+
+U_BOOT_DRIVER(s5m8767_ldo) = {
+ .name = S5M8767_LDO_DRIVER,
+ .id = UCLASS_REGULATOR,
+ .ops = &s5m8767_ldo_ops,
+ .probe = s5m8767_ldo_probe,
+};
+
+static const struct dm_regulator_ops s5m8767_buck_ops = {
+ .get_value = buck_get_value,
+ .set_value = buck_set_value,
+ .get_enable = buck_get_enable,
+ .set_enable = buck_set_enable,
+};
+
+U_BOOT_DRIVER(s5m8767_buck) = {
+ .name = S5M8767_BUCK_DRIVER,
+ .id = UCLASS_REGULATOR,
+ .ops = &s5m8767_buck_ops,
+ .probe = s5m8767_buck_probe,
+};
diff --git a/drivers/power/regulator/tps65090_regulator.c b/drivers/power/regulator/tps65090_regulator.c
new file mode 100644
index 0000000000..affc504071
--- /dev/null
+++ b/drivers/power/regulator/tps65090_regulator.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2015 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <power/pmic.h>
+#include <power/regulator.h>
+#include <power/tps65090.h>
+
+static int tps65090_fet_probe(struct udevice *dev)
+{
+ struct dm_regulator_uclass_platdata *uc_pdata;
+
+ uc_pdata = dev_get_uclass_platdata(dev);
+
+ uc_pdata->type = REGULATOR_TYPE_OTHER;
+ uc_pdata->mode_count = 0;
+
+ return 0;
+}
+
+static bool tps65090_fet_get_enable(struct udevice *dev)
+{
+ struct udevice *pmic = dev_get_parent(dev);
+ int ret, fet_id;
+
+ fet_id = dev->driver_data;
+ debug("%s: fet_id=%d\n", __func__, fet_id);
+
+ ret = pmic_reg_read(pmic, REG_FET_BASE + fet_id);
+ if (ret < 0)
+ return ret;
+
+ return ret & FET_CTRL_ENFET;
+}
+
+/**
+ * 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 udevice *pmic, int fet_id, bool set)
+{
+ int retry;
+ u32 value;
+ int ret;
+
+ value = FET_CTRL_ADENFET | FET_CTRL_WAIT;
+ if (set)
+ value |= FET_CTRL_ENFET;
+
+ if (pmic_reg_write(pmic, REG_FET_BASE + fet_id, value))
+ return -EIO;
+
+ /* Try reading until we get a result */
+ for (retry = 0; retry < MAX_CTRL_READ_TRIES; retry++) {
+ ret = pmic_reg_read(pmic, REG_FET_BASE + fet_id);
+ if (ret < 0)
+ return ret;
+
+ /* Check that the FET went into the expected state */
+ debug("%s: flags=%x\n", __func__, ret);
+ if (!!(ret & FET_CTRL_PGFET) == set)
+ return 0;
+
+ /* If we got a timeout, there is no point in waiting longer */
+ if (ret & FET_CTRL_TOFET)
+ break;
+
+ mdelay(1);
+ }
+
+ debug("FET %d: Power good should have set to %d but reg=%#02x\n",
+ fet_id, set, ret);
+ return -EAGAIN;
+}
+
+static int tps65090_fet_set_enable(struct udevice *dev, bool enable)
+{
+ struct udevice *pmic = dev_get_parent(dev);
+ int ret, fet_id;
+ ulong start;
+ int loops;
+
+ fet_id = dev->driver_data;
+ debug("%s: fet_id=%d, enable=%d\n", __func__, fet_id, enable);
+
+ start = get_timer(0);
+ for (loops = 0;; loops++) {
+ ret = tps65090_fet_set(pmic, fet_id, enable);
+ 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 on snow. We'll just return 0 here and assume
+ * that the FET will eventually come up.
+ */
+ if (ret == -EAGAIN)
+ ret = 0;
+
+ return ret;
+}
+
+static const struct dm_regulator_ops tps65090_fet_ops = {
+ .get_enable = tps65090_fet_get_enable,
+ .set_enable = tps65090_fet_set_enable,
+};
+
+U_BOOT_DRIVER(tps65090_fet) = {
+ .name = TPS65090_FET_DRIVER,
+ .id = UCLASS_REGULATOR,
+ .ops = &tps65090_fet_ops,
+ .probe = tps65090_fet_probe,
+};