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-rw-r--r--drivers/regulator/Kconfig9
-rw-r--r--drivers/regulator/Makefile1
-rw-r--r--drivers/regulator/bd71815-regulator.c8
-rw-r--r--drivers/regulator/bd71828-regulator.c4
-rw-r--r--drivers/regulator/bd718x7-regulator.c4
-rw-r--r--drivers/regulator/bd96801-regulator.c10
-rw-r--r--drivers/regulator/hi6421-regulator.c10
-rw-r--r--drivers/regulator/hi6421v530-regulator.c4
-rw-r--r--drivers/regulator/hi6421v600-regulator.c6
-rw-r--r--drivers/regulator/max77650-regulator.c6
-rw-r--r--drivers/regulator/mt6315-regulator.c6
-rw-r--r--drivers/regulator/mt6358-regulator.c2
-rw-r--r--drivers/regulator/pca9450-regulator.c8
-rw-r--r--drivers/regulator/pf1550-regulator.c429
-rw-r--r--drivers/regulator/pf9453-regulator.c4
15 files changed, 476 insertions, 35 deletions
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 0b2dac6f66ad..d2335276cce5 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -1116,6 +1116,15 @@ config REGULATOR_PV88090
Say y here to support the voltage regulators and convertors
on PV88090
+config REGULATOR_PF1550
+ tristate "NXP PF1550 regulator"
+ depends on MFD_PF1550
+ help
+ Say y here to select this option to enable the regulators on
+ the PF1550 PMICs.
+ This driver controls the PF1550 regulators via I2C bus.
+ The regulators include three bucks and three ldos.
+
config REGULATOR_PWM
tristate "PWM voltage regulator"
depends on PWM
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index 316a84ea92d4..1beba1493241 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -131,6 +131,7 @@ obj-$(CONFIG_REGULATOR_PALMAS) += palmas-regulator.o
obj-$(CONFIG_REGULATOR_PCA9450) += pca9450-regulator.o
obj-$(CONFIG_REGULATOR_PF0900) += pf0900-regulator.o
obj-$(CONFIG_REGULATOR_PF9453) += pf9453-regulator.o
+obj-$(CONFIG_REGULATOR_PF1550) += pf1550-regulator.o
obj-$(CONFIG_REGULATOR_PF530X) += pf530x-regulator.o
obj-$(CONFIG_REGULATOR_PF8X00) += pf8x00-regulator.o
obj-$(CONFIG_REGULATOR_PFUZE100) += pfuze100-regulator.o
diff --git a/drivers/regulator/bd71815-regulator.c b/drivers/regulator/bd71815-regulator.c
index 79fbb45297f6..8da57a7bb2f1 100644
--- a/drivers/regulator/bd71815-regulator.c
+++ b/drivers/regulator/bd71815-regulator.c
@@ -173,9 +173,9 @@ static int set_hw_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct bd71815_regulator *data;
+ const struct bd71815_regulator *data;
- data = container_of(desc, struct bd71815_regulator, desc);
+ data = container_of_const(desc, struct bd71815_regulator, desc);
return rohm_regulator_set_dvs_levels(data->dvs, np, desc, cfg->regmap);
}
@@ -195,10 +195,10 @@ static int buck12_set_hw_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct bd71815_regulator *data;
+ const struct bd71815_regulator *data;
int ret = 0, val;
- data = container_of(desc, struct bd71815_regulator, desc);
+ data = container_of_const(desc, struct bd71815_regulator, desc);
if (of_property_present(np, "rohm,dvs-run-voltage") ||
of_property_present(np, "rohm,dvs-suspend-voltage") ||
diff --git a/drivers/regulator/bd71828-regulator.c b/drivers/regulator/bd71828-regulator.c
index dd871ffe979c..87de87793fa1 100644
--- a/drivers/regulator/bd71828-regulator.c
+++ b/drivers/regulator/bd71828-regulator.c
@@ -95,9 +95,9 @@ static int buck_set_hw_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct bd71828_regulator_data *data;
+ const struct bd71828_regulator_data *data;
- data = container_of(desc, struct bd71828_regulator_data, desc);
+ data = container_of_const(desc, struct bd71828_regulator_data, desc);
return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap);
}
diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c
index ea9c4058ee6a..1b5997c8482e 100644
--- a/drivers/regulator/bd718x7-regulator.c
+++ b/drivers/regulator/bd718x7-regulator.c
@@ -698,9 +698,9 @@ static int buck_set_hw_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct bd718xx_regulator_data *data;
+ const struct bd718xx_regulator_data *data;
- data = container_of(desc, struct bd718xx_regulator_data, desc);
+ data = container_of_const(desc, struct bd718xx_regulator_data, desc);
return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap);
}
diff --git a/drivers/regulator/bd96801-regulator.c b/drivers/regulator/bd96801-regulator.c
index 24d21172298b..129b20c33bad 100644
--- a/drivers/regulator/bd96801-regulator.c
+++ b/drivers/regulator/bd96801-regulator.c
@@ -337,12 +337,12 @@ static int ldo_map_notif(int irq, struct regulator_irq_data *rid,
int i;
for (i = 0; i < rid->num_states; i++) {
- struct bd96801_regulator_data *rdata;
+ const struct bd96801_regulator_data *rdata;
struct regulator_dev *rdev;
rdev = rid->states[i].rdev;
- rdata = container_of(rdev->desc, struct bd96801_regulator_data,
- desc);
+ rdata = container_of_const(rdev->desc, struct bd96801_regulator_data,
+ desc);
rid->states[i].notifs = regulator_err2notif(rdata->ldo_errs);
rid->states[i].errors = rdata->ldo_errs;
*dev_mask |= BIT(i);
@@ -354,9 +354,9 @@ static int bd96801_list_voltage_lr(struct regulator_dev *rdev,
unsigned int selector)
{
int voltage;
- struct bd96801_regulator_data *data;
+ const struct bd96801_regulator_data *data;
- data = container_of(rdev->desc, struct bd96801_regulator_data, desc);
+ data = container_of_const(rdev->desc, struct bd96801_regulator_data, desc);
/*
* The BD096801 has voltage setting in two registers. One giving the
diff --git a/drivers/regulator/hi6421-regulator.c b/drivers/regulator/hi6421-regulator.c
index 69d24728d6a4..cd06030c3587 100644
--- a/drivers/regulator/hi6421-regulator.c
+++ b/drivers/regulator/hi6421-regulator.c
@@ -387,7 +387,7 @@ static unsigned int hi6421_regulator_ldo_get_mode(struct regulator_dev *rdev)
const struct hi6421_regulator_info *info;
unsigned int reg_val;
- info = container_of(rdev->desc, struct hi6421_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct hi6421_regulator_info, desc);
regmap_read(rdev->regmap, rdev->desc->enable_reg, &reg_val);
if (reg_val & info->mode_mask)
return REGULATOR_MODE_IDLE;
@@ -400,7 +400,7 @@ static unsigned int hi6421_regulator_buck_get_mode(struct regulator_dev *rdev)
const struct hi6421_regulator_info *info;
unsigned int reg_val;
- info = container_of(rdev->desc, struct hi6421_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct hi6421_regulator_info, desc);
regmap_read(rdev->regmap, rdev->desc->enable_reg, &reg_val);
if (reg_val & info->mode_mask)
return REGULATOR_MODE_STANDBY;
@@ -414,7 +414,7 @@ static int hi6421_regulator_ldo_set_mode(struct regulator_dev *rdev,
const struct hi6421_regulator_info *info;
unsigned int new_mode;
- info = container_of(rdev->desc, struct hi6421_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct hi6421_regulator_info, desc);
switch (mode) {
case REGULATOR_MODE_NORMAL:
new_mode = 0;
@@ -439,7 +439,7 @@ static int hi6421_regulator_buck_set_mode(struct regulator_dev *rdev,
const struct hi6421_regulator_info *info;
unsigned int new_mode;
- info = container_of(rdev->desc, struct hi6421_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct hi6421_regulator_info, desc);
switch (mode) {
case REGULATOR_MODE_NORMAL:
new_mode = 0;
@@ -464,7 +464,7 @@ hi6421_regulator_ldo_get_optimum_mode(struct regulator_dev *rdev,
{
const struct hi6421_regulator_info *info;
- info = container_of(rdev->desc, struct hi6421_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct hi6421_regulator_info, desc);
if (load_uA > info->eco_microamp)
return REGULATOR_MODE_NORMAL;
diff --git a/drivers/regulator/hi6421v530-regulator.c b/drivers/regulator/hi6421v530-regulator.c
index b3ebd1624814..1822f5daf6ce 100644
--- a/drivers/regulator/hi6421v530-regulator.c
+++ b/drivers/regulator/hi6421v530-regulator.c
@@ -110,7 +110,7 @@ static unsigned int hi6421v530_regulator_ldo_get_mode(
const struct hi6421v530_regulator_info *info;
unsigned int reg_val;
- info = container_of(rdev->desc, struct hi6421v530_regulator_info, rdesc);
+ info = container_of_const(rdev->desc, struct hi6421v530_regulator_info, rdesc);
regmap_read(rdev->regmap, rdev->desc->enable_reg, &reg_val);
if (reg_val & (info->mode_mask))
@@ -125,7 +125,7 @@ static int hi6421v530_regulator_ldo_set_mode(struct regulator_dev *rdev,
const struct hi6421v530_regulator_info *info;
unsigned int new_mode;
- info = container_of(rdev->desc, struct hi6421v530_regulator_info, rdesc);
+ info = container_of_const(rdev->desc, struct hi6421v530_regulator_info, rdesc);
switch (mode) {
case REGULATOR_MODE_NORMAL:
new_mode = 0;
diff --git a/drivers/regulator/hi6421v600-regulator.c b/drivers/regulator/hi6421v600-regulator.c
index e5f6fbfc9016..e7c8bc10cf24 100644
--- a/drivers/regulator/hi6421v600-regulator.c
+++ b/drivers/regulator/hi6421v600-regulator.c
@@ -121,7 +121,7 @@ static unsigned int hi6421_spmi_regulator_get_mode(struct regulator_dev *rdev)
const struct hi6421_spmi_reg_info *sreg;
unsigned int reg_val;
- sreg = container_of(rdev->desc, struct hi6421_spmi_reg_info, desc);
+ sreg = container_of_const(rdev->desc, struct hi6421_spmi_reg_info, desc);
regmap_read(rdev->regmap, rdev->desc->enable_reg, &reg_val);
if (reg_val & sreg->eco_mode_mask)
@@ -136,7 +136,7 @@ static int hi6421_spmi_regulator_set_mode(struct regulator_dev *rdev,
const struct hi6421_spmi_reg_info *sreg;
unsigned int val;
- sreg = container_of(rdev->desc, struct hi6421_spmi_reg_info, desc);
+ sreg = container_of_const(rdev->desc, struct hi6421_spmi_reg_info, desc);
switch (mode) {
case REGULATOR_MODE_NORMAL:
val = 0;
@@ -162,7 +162,7 @@ hi6421_spmi_regulator_get_optimum_mode(struct regulator_dev *rdev,
{
const struct hi6421_spmi_reg_info *sreg;
- sreg = container_of(rdev->desc, struct hi6421_spmi_reg_info, desc);
+ sreg = container_of_const(rdev->desc, struct hi6421_spmi_reg_info, desc);
if (!sreg->eco_uA || ((unsigned int)load_uA > sreg->eco_uA))
return REGULATOR_MODE_NORMAL;
diff --git a/drivers/regulator/max77650-regulator.c b/drivers/regulator/max77650-regulator.c
index 7368f54f046d..a809264c77fc 100644
--- a/drivers/regulator/max77650-regulator.c
+++ b/drivers/regulator/max77650-regulator.c
@@ -68,7 +68,7 @@ static int max77650_regulator_is_enabled(struct regulator_dev *rdev)
struct regmap *map;
int val, rv, en;
- rdesc = container_of(rdev->desc, struct max77650_regulator_desc, desc);
+ rdesc = container_of_const(rdev->desc, struct max77650_regulator_desc, desc);
map = rdev_get_regmap(rdev);
rv = regmap_read(map, rdesc->regB, &val);
@@ -85,7 +85,7 @@ static int max77650_regulator_enable(struct regulator_dev *rdev)
const struct max77650_regulator_desc *rdesc;
struct regmap *map;
- rdesc = container_of(rdev->desc, struct max77650_regulator_desc, desc);
+ rdesc = container_of_const(rdev->desc, struct max77650_regulator_desc, desc);
map = rdev_get_regmap(rdev);
return regmap_update_bits(map, rdesc->regB,
@@ -98,7 +98,7 @@ static int max77650_regulator_disable(struct regulator_dev *rdev)
const struct max77650_regulator_desc *rdesc;
struct regmap *map;
- rdesc = container_of(rdev->desc, struct max77650_regulator_desc, desc);
+ rdesc = container_of_const(rdev->desc, struct max77650_regulator_desc, desc);
map = rdev_get_regmap(rdev);
return regmap_update_bits(map, rdesc->regB,
diff --git a/drivers/regulator/mt6315-regulator.c b/drivers/regulator/mt6315-regulator.c
index 2608a6652d77..d3f93aae0fc5 100644
--- a/drivers/regulator/mt6315-regulator.c
+++ b/drivers/regulator/mt6315-regulator.c
@@ -80,7 +80,7 @@ static unsigned int mt6315_regulator_get_mode(struct regulator_dev *rdev)
int ret, regval;
u32 modeset_mask;
- info = container_of(rdev->desc, struct mt6315_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct mt6315_regulator_info, desc);
modeset_mask = init->modeset_mask[rdev_get_id(rdev)];
ret = regmap_read(rdev->regmap, MT6315_BUCK_TOP_4PHASE_ANA_CON42, &regval);
if (ret != 0) {
@@ -111,7 +111,7 @@ static int mt6315_regulator_set_mode(struct regulator_dev *rdev,
int ret, val, curr_mode;
u32 modeset_mask;
- info = container_of(rdev->desc, struct mt6315_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct mt6315_regulator_info, desc);
modeset_mask = init->modeset_mask[rdev_get_id(rdev)];
curr_mode = mt6315_regulator_get_mode(rdev);
switch (mode) {
@@ -165,7 +165,7 @@ static int mt6315_get_status(struct regulator_dev *rdev)
int ret;
u32 regval;
- info = container_of(rdev->desc, struct mt6315_regulator_info, desc);
+ info = container_of_const(rdev->desc, struct mt6315_regulator_info, desc);
ret = regmap_read(rdev->regmap, info->status_reg, &regval);
if (ret < 0) {
dev_err(&rdev->dev, "Failed to get enable reg: %d\n", ret);
diff --git a/drivers/regulator/mt6358-regulator.c b/drivers/regulator/mt6358-regulator.c
index e4745f616cea..2604f674be49 100644
--- a/drivers/regulator/mt6358-regulator.c
+++ b/drivers/regulator/mt6358-regulator.c
@@ -31,7 +31,7 @@ struct mt6358_regulator_info {
u32 modeset_mask;
};
-#define to_regulator_info(x) container_of((x), struct mt6358_regulator_info, desc)
+#define to_regulator_info(x) container_of_const((x), struct mt6358_regulator_info, desc)
#define MT6358_BUCK(match, vreg, supply, min, max, step, \
vosel_mask, _da_vsel_reg, _da_vsel_mask, \
diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c
index 32780c311ccd..5fa868264250 100644
--- a/drivers/regulator/pca9450-regulator.c
+++ b/drivers/regulator/pca9450-regulator.c
@@ -249,7 +249,7 @@ static int buck_set_dvs(const struct regulator_desc *desc,
}
if (ret == 0) {
- struct pca9450_regulator_desc *regulator = container_of(desc,
+ const struct pca9450_regulator_desc *regulator = container_of_const(desc,
struct pca9450_regulator_desc, desc);
/* Enable DVS control through PMIC_STBY_REQ for this BUCK */
@@ -263,7 +263,7 @@ static int pca9450_set_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct pca9450_regulator_desc *data = container_of(desc,
+ const struct pca9450_regulator_desc *data = container_of_const(desc,
struct pca9450_regulator_desc, desc);
const struct pc9450_dvs_config *dvs = &data->dvs;
unsigned int reg, mask;
@@ -308,7 +308,7 @@ static inline unsigned int pca9450_map_mode(unsigned int mode)
static int pca9450_buck_set_mode(struct regulator_dev *rdev, unsigned int mode)
{
- struct pca9450_regulator_desc *desc = container_of(rdev->desc,
+ const struct pca9450_regulator_desc *desc = container_of_const(rdev->desc,
struct pca9450_regulator_desc, desc);
const struct pc9450_dvs_config *dvs = &desc->dvs;
int val;
@@ -333,7 +333,7 @@ static int pca9450_buck_set_mode(struct regulator_dev *rdev, unsigned int mode)
static unsigned int pca9450_buck_get_mode(struct regulator_dev *rdev)
{
- struct pca9450_regulator_desc *desc = container_of(rdev->desc,
+ const struct pca9450_regulator_desc *desc = container_of_const(rdev->desc,
struct pca9450_regulator_desc, desc);
const struct pc9450_dvs_config *dvs = &desc->dvs;
int ret = 0, regval;
diff --git a/drivers/regulator/pf1550-regulator.c b/drivers/regulator/pf1550-regulator.c
new file mode 100644
index 000000000000..037b8ec94066
--- /dev/null
+++ b/drivers/regulator/pf1550-regulator.c
@@ -0,0 +1,429 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// regulator driver for the PF1550
+//
+// Copyright (C) 2016 Freescale Semiconductor, Inc.
+// Robin Gong <yibin.gong@freescale.com>
+//
+// Portions Copyright (c) 2025 Savoir-faire Linux Inc.
+// Samuel Kayode <samuel.kayode@savoirfairelinux.com>
+//
+
+#include <linux/err.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/pf1550.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+
+#define PF1550_REGULATOR_IRQ_NR 11
+#define PF1550_MAX_REGULATOR 7
+
+struct pf1550_desc {
+ struct regulator_desc desc;
+ unsigned char stby_reg;
+ unsigned char stby_mask;
+ unsigned char stby_enable_reg;
+ unsigned char stby_enable_mask;
+};
+
+struct pf1550_regulator_info {
+ struct device *dev;
+ const struct pf1550_ddata *pf1550;
+ struct pf1550_desc regulator_descs[PF1550_MAX_REGULATOR];
+ struct regulator_dev *rdevs[PF1550_MAX_REGULATOR];
+};
+
+static const int pf1550_sw12_volts[] = {
+ 1100000, 1200000, 1350000, 1500000, 1800000, 2500000, 3000000, 3300000,
+};
+
+static const int pf1550_ldo13_volts[] = {
+ 750000, 800000, 850000, 900000, 950000, 1000000, 1050000, 1100000,
+ 1150000, 1200000, 1250000, 1300000, 1350000, 1400000, 1450000, 1500000,
+ 1800000, 1900000, 2000000, 2100000, 2200000, 2300000, 2400000, 2500000,
+ 2600000, 2700000, 2800000, 2900000, 3000000, 3100000, 3200000, 3300000,
+};
+
+static int pf1550_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
+{
+ int id = rdev_get_id(rdev);
+ unsigned int ramp_bits = 0;
+ int ret;
+
+ if (id > PF1550_VREFDDR)
+ return -EACCES;
+
+ if (ramp_delay < 0 || ramp_delay > 6250)
+ return -EINVAL;
+
+ ramp_delay = 6250 / ramp_delay;
+ ramp_bits = ramp_delay >> 1;
+
+ ret = regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg + 4, 0x10,
+ ramp_bits << 4);
+ if (ret < 0)
+ dev_err(&rdev->dev, "ramp failed, err %d\n", ret);
+
+ return ret;
+}
+
+static int pf1550_set_suspend_enable(struct regulator_dev *rdev)
+{
+ const struct pf1550_desc *desc = container_of_const(rdev->desc,
+ struct pf1550_desc,
+ desc);
+ unsigned int val = desc->stby_enable_mask;
+
+ return regmap_update_bits(rdev->regmap, desc->stby_enable_reg,
+ desc->stby_enable_mask, val);
+}
+
+static int pf1550_set_suspend_disable(struct regulator_dev *rdev)
+{
+ const struct pf1550_desc *desc = container_of_const(rdev->desc,
+ struct pf1550_desc,
+ desc);
+
+ return regmap_update_bits(rdev->regmap, desc->stby_enable_reg,
+ desc->stby_enable_mask, 0);
+}
+
+static int pf1550_buck_set_table_suspend_voltage(struct regulator_dev *rdev,
+ int uV)
+{
+ const struct pf1550_desc *desc = container_of_const(rdev->desc,
+ struct pf1550_desc,
+ desc);
+ int ret;
+
+ ret = regulator_map_voltage_ascend(rdev, uV, uV);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev), "failed to map %i uV\n", uV);
+ return ret;
+ }
+
+ return regmap_update_bits(rdev->regmap, desc->stby_reg,
+ desc->stby_mask, ret);
+}
+
+static int pf1550_buck_set_linear_suspend_voltage(struct regulator_dev *rdev,
+ int uV)
+{
+ const struct pf1550_desc *desc = container_of_const(rdev->desc,
+ struct pf1550_desc,
+ desc);
+ int ret;
+
+ ret = regulator_map_voltage_linear(rdev, uV, uV);
+ if (ret < 0) {
+ dev_err(rdev_get_dev(rdev), "failed to map %i uV\n", uV);
+ return ret;
+ }
+
+ return regmap_update_bits(rdev->regmap, desc->stby_reg,
+ desc->stby_mask, ret);
+}
+
+static const struct regulator_ops pf1550_sw1_ops = {
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_suspend_enable = pf1550_set_suspend_enable,
+ .set_suspend_disable = pf1550_set_suspend_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .list_voltage = regulator_list_voltage_table,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+ .set_suspend_voltage = pf1550_buck_set_table_suspend_voltage,
+ .map_voltage = regulator_map_voltage_ascend,
+ .set_ramp_delay = pf1550_set_ramp_delay,
+};
+
+static const struct regulator_ops pf1550_sw2_ops = {
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_suspend_enable = pf1550_set_suspend_enable,
+ .set_suspend_disable = pf1550_set_suspend_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+ .set_suspend_voltage = pf1550_buck_set_linear_suspend_voltage,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_ramp_delay = pf1550_set_ramp_delay,
+};
+
+static const struct regulator_ops pf1550_ldo1_ops = {
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_suspend_enable = pf1550_set_suspend_enable,
+ .set_suspend_disable = pf1550_set_suspend_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .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,
+};
+
+static const struct regulator_ops pf1550_ldo2_ops = {
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_suspend_enable = pf1550_set_suspend_enable,
+ .set_suspend_disable = pf1550_set_suspend_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .map_voltage = regulator_map_voltage_linear,
+};
+
+static const struct regulator_ops pf1550_fixed_ops = {
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_suspend_enable = pf1550_set_suspend_enable,
+ .set_suspend_disable = pf1550_set_suspend_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+};
+
+#define PF_VREF(_chip, match, _name, voltage) { \
+ .desc = { \
+ .name = #_name, \
+ .of_match = of_match_ptr(match), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .n_voltages = 1, \
+ .ops = &pf1550_fixed_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = _chip ## _ ## _name, \
+ .owner = THIS_MODULE, \
+ .min_uV = (voltage), \
+ .enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .enable_mask = 0x1, \
+ }, \
+ .stby_enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .stby_enable_mask = 0x2, \
+}
+
+#define PF_SW(_chip, match, _name, min, max, mask, step) { \
+ .desc = { \
+ .name = #_name, \
+ .of_match = of_match_ptr(match), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .n_voltages = ((max) - (min)) / (step) + 1, \
+ .ops = &pf1550_sw2_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = _chip ## _ ## _name, \
+ .owner = THIS_MODULE, \
+ .min_uV = (min), \
+ .uV_step = (step), \
+ .linear_min_sel = 0, \
+ .vsel_reg = _chip ## _PMIC_REG_ ## _name ## _VOLT, \
+ .vsel_mask = (mask), \
+ .enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .enable_mask = 0x1, \
+ }, \
+ .stby_reg = _chip ## _PMIC_REG_ ## _name ## _STBY_VOLT, \
+ .stby_mask = (mask), \
+ .stby_enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .stby_enable_mask = 0x2, \
+}
+
+#define PF_LDO1(_chip, match, _name, mask, voltages) { \
+ .desc = { \
+ .name = #_name, \
+ .of_match = of_match_ptr(match), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .n_voltages = ARRAY_SIZE(voltages), \
+ .ops = &pf1550_ldo1_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = _chip ## _ ## _name, \
+ .owner = THIS_MODULE, \
+ .volt_table = voltages, \
+ .vsel_reg = _chip ## _PMIC_REG_ ## _name ## _VOLT, \
+ .vsel_mask = (mask), \
+ .enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .enable_mask = 0x1, \
+ }, \
+ .stby_enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .stby_enable_mask = 0x2, \
+}
+
+#define PF_LDO2(_chip, match, _name, mask, min, max, step) { \
+ .desc = { \
+ .name = #_name, \
+ .of_match = of_match_ptr(match), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .n_voltages = ((max) - (min)) / (step) + 1, \
+ .ops = &pf1550_ldo2_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = _chip ## _ ## _name, \
+ .owner = THIS_MODULE, \
+ .min_uV = (min), \
+ .uV_step = (step), \
+ .linear_min_sel = 0, \
+ .vsel_reg = _chip ## _PMIC_REG_ ## _name ## _VOLT, \
+ .vsel_mask = (mask), \
+ .enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .enable_mask = 0x1, \
+ }, \
+ .stby_enable_reg = _chip ## _PMIC_REG_ ## _name ## _CTRL, \
+ .stby_enable_mask = 0x2, \
+}
+
+static struct pf1550_desc pf1550_regulators[] = {
+ PF_SW(PF1550, "sw1", SW1, 600000, 1387500, 0x3f, 12500),
+ PF_SW(PF1550, "sw2", SW2, 600000, 1387500, 0x3f, 12500),
+ PF_SW(PF1550, "sw3", SW3, 1800000, 3300000, 0xf, 100000),
+ PF_VREF(PF1550, "vrefddr", VREFDDR, 1200000),
+ PF_LDO1(PF1550, "ldo1", LDO1, 0x1f, pf1550_ldo13_volts),
+ PF_LDO2(PF1550, "ldo2", LDO2, 0xf, 1800000, 3300000, 100000),
+ PF_LDO1(PF1550, "ldo3", LDO3, 0x1f, pf1550_ldo13_volts),
+};
+
+static irqreturn_t pf1550_regulator_irq_handler(int irq, void *data)
+{
+ struct pf1550_regulator_info *info = data;
+ struct device *dev = info->dev;
+ struct platform_device *pdev = to_platform_device(dev);
+ int i, irq_type = -1;
+ unsigned int event;
+
+ for (i = 0; i < PF1550_REGULATOR_IRQ_NR; i++)
+ if (irq == platform_get_irq(pdev, i))
+ irq_type = i;
+
+ switch (irq_type) {
+ /* The _LS interrupts indicate over-current event. The _HS interrupts
+ * which are more accurate and can detect catastrophic faults, issue
+ * an error event. The current limit FAULT interrupt is similar to the
+ * _HS'
+ */
+ case PF1550_PMIC_IRQ_SW1_LS:
+ case PF1550_PMIC_IRQ_SW2_LS:
+ case PF1550_PMIC_IRQ_SW3_LS:
+ event = REGULATOR_EVENT_OVER_CURRENT_WARN;
+ for (i = 0; i < PF1550_MAX_REGULATOR; i++)
+ if (!strcmp(rdev_get_name(info->rdevs[i]), "SW3"))
+ regulator_notifier_call_chain(info->rdevs[i],
+ event, NULL);
+ break;
+ case PF1550_PMIC_IRQ_SW1_HS:
+ case PF1550_PMIC_IRQ_SW2_HS:
+ case PF1550_PMIC_IRQ_SW3_HS:
+ event = REGULATOR_EVENT_OVER_CURRENT;
+ for (i = 0; i < PF1550_MAX_REGULATOR; i++)
+ if (!strcmp(rdev_get_name(info->rdevs[i]), "SW3"))
+ regulator_notifier_call_chain(info->rdevs[i],
+ event, NULL);
+ break;
+ case PF1550_PMIC_IRQ_LDO1_FAULT:
+ case PF1550_PMIC_IRQ_LDO2_FAULT:
+ case PF1550_PMIC_IRQ_LDO3_FAULT:
+ event = REGULATOR_EVENT_OVER_CURRENT;
+ for (i = 0; i < PF1550_MAX_REGULATOR; i++)
+ if (!strcmp(rdev_get_name(info->rdevs[i]), "LDO3"))
+ regulator_notifier_call_chain(info->rdevs[i],
+ event, NULL);
+ break;
+ case PF1550_PMIC_IRQ_TEMP_110:
+ case PF1550_PMIC_IRQ_TEMP_125:
+ event = REGULATOR_EVENT_OVER_TEMP;
+ for (i = 0; i < PF1550_MAX_REGULATOR; i++)
+ regulator_notifier_call_chain(info->rdevs[i],
+ event, NULL);
+ break;
+ default:
+ dev_err(dev, "regulator interrupt: irq %d occurred\n",
+ irq_type);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int pf1550_regulator_probe(struct platform_device *pdev)
+{
+ const struct pf1550_ddata *pf1550 = dev_get_drvdata(pdev->dev.parent);
+ struct regulator_config config = { };
+ struct pf1550_regulator_info *info;
+ int i, irq = -1, ret = 0;
+
+ info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+
+ config.regmap = dev_get_regmap(pf1550->dev, NULL);
+ if (!config.regmap)
+ return dev_err_probe(&pdev->dev, -ENODEV,
+ "failed to get parent regmap\n");
+
+ config.dev = pf1550->dev;
+ config.regmap = pf1550->regmap;
+ info->dev = &pdev->dev;
+ info->pf1550 = pf1550;
+
+ memcpy(info->regulator_descs, pf1550_regulators,
+ sizeof(info->regulator_descs));
+
+ for (i = 0; i < ARRAY_SIZE(pf1550_regulators); i++) {
+ struct regulator_desc *desc;
+
+ desc = &info->regulator_descs[i].desc;
+
+ if ((desc->id == PF1550_SW2 && !pf1550->dvs2_enable) ||
+ (desc->id == PF1550_SW1 && !pf1550->dvs1_enable)) {
+ /* OTP_SW2_DVS_ENB == 1? or OTP_SW1_DVS_ENB == 1? */
+ desc->volt_table = pf1550_sw12_volts;
+ desc->n_voltages = ARRAY_SIZE(pf1550_sw12_volts);
+ desc->ops = &pf1550_sw1_ops;
+ }
+
+ info->rdevs[i] = devm_regulator_register(&pdev->dev, desc,
+ &config);
+ if (IS_ERR(info->rdevs[i]))
+ return dev_err_probe(&pdev->dev,
+ PTR_ERR(info->rdevs[i]),
+ "failed to initialize regulator-%d\n",
+ i);
+ }
+
+ platform_set_drvdata(pdev, info);
+
+ for (i = 0; i < PF1550_REGULATOR_IRQ_NR; i++) {
+ irq = platform_get_irq(pdev, i);
+ if (irq < 0)
+ return irq;
+
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ pf1550_regulator_irq_handler,
+ IRQF_NO_SUSPEND,
+ "pf1550-regulator", info);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "failed: irq request (IRQ: %d)\n",
+ i);
+ }
+
+ return 0;
+}
+
+static const struct platform_device_id pf1550_regulator_id[] = {
+ { "pf1550-regulator", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, pf1550_regulator_id);
+
+static struct platform_driver pf1550_regulator_driver = {
+ .driver = {
+ .name = "pf1550-regulator",
+ },
+ .probe = pf1550_regulator_probe,
+ .id_table = pf1550_regulator_id,
+};
+module_platform_driver(pf1550_regulator_driver);
+
+MODULE_DESCRIPTION("NXP PF1550 regulator driver");
+MODULE_AUTHOR("Robin Gong <yibin.gong@freescale.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/regulator/pf9453-regulator.c b/drivers/regulator/pf9453-regulator.c
index cdb80f9d1bd7..779a6fdb0574 100644
--- a/drivers/regulator/pf9453-regulator.c
+++ b/drivers/regulator/pf9453-regulator.c
@@ -538,7 +538,9 @@ static int buck_set_dvs(const struct regulator_desc *desc,
static int pf9453_set_dvs_levels(struct device_node *np, const struct regulator_desc *desc,
struct regulator_config *cfg)
{
- struct pf9453_regulator_desc *data = container_of(desc, struct pf9453_regulator_desc, desc);
+ const struct pf9453_regulator_desc *data = container_of_const(desc,
+ struct pf9453_regulator_desc,
+ desc);
struct pf9453 *pf9453 = dev_get_drvdata(cfg->dev);
const struct pf9453_dvs_config *dvs = &data->dvs;
unsigned int reg, mask;
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-09 08:16:49 +0000