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-rw-r--r--drivers/regulator/max1586.c15
-rw-r--r--drivers/regulator/max77686.c15
-rw-r--r--drivers/regulator/max77693.c44
-rw-r--r--drivers/regulator/max8649.c8
-rw-r--r--drivers/regulator/max8660.c35
-rw-r--r--drivers/regulator/max8907-regulator.c16
-rw-r--r--drivers/regulator/max8925-regulator.c8
-rw-r--r--drivers/regulator/max8952.c26
8 files changed, 70 insertions, 97 deletions
diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index e242dd316d36..d23d0577754b 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -46,8 +46,6 @@ struct max1586_data {
unsigned int v3_curr_sel;
unsigned int v6_curr_sel;
-
- struct regulator_dev *rdev[0];
};
/*
@@ -162,14 +160,12 @@ static struct regulator_desc max1586_reg[] = {
static int max1586_pmic_probe(struct i2c_client *client,
const struct i2c_device_id *i2c_id)
{
- struct regulator_dev **rdev;
struct max1586_platform_data *pdata = dev_get_platdata(&client->dev);
struct regulator_config config = { };
struct max1586_data *max1586;
int i, id;
- max1586 = devm_kzalloc(&client->dev, sizeof(struct max1586_data) +
- sizeof(struct regulator_dev *) * (MAX1586_V6 + 1),
+ max1586 = devm_kzalloc(&client->dev, sizeof(struct max1586_data),
GFP_KERNEL);
if (!max1586)
return -ENOMEM;
@@ -186,8 +182,9 @@ static int max1586_pmic_probe(struct i2c_client *client,
max1586->v3_curr_sel = 24; /* 1.3V */
max1586->v6_curr_sel = 0;
- rdev = max1586->rdev;
for (i = 0; i < pdata->num_subdevs && i <= MAX1586_V6; i++) {
+ struct regulator_dev *rdev;
+
id = pdata->subdevs[i].id;
if (!pdata->subdevs[i].platform_data)
continue;
@@ -207,12 +204,12 @@ static int max1586_pmic_probe(struct i2c_client *client,
config.init_data = pdata->subdevs[i].platform_data;
config.driver_data = max1586;
- rdev[i] = devm_regulator_register(&client->dev,
+ rdev = devm_regulator_register(&client->dev,
&max1586_reg[id], &config);
- if (IS_ERR(rdev[i])) {
+ if (IS_ERR(rdev)) {
dev_err(&client->dev, "failed to register %s\n",
max1586_reg[id].name);
- return PTR_ERR(rdev[i]);
+ return PTR_ERR(rdev);
}
}
diff --git a/drivers/regulator/max77686.c b/drivers/regulator/max77686.c
index ae001ccf26f4..ef1af2debbd2 100644
--- a/drivers/regulator/max77686.c
+++ b/drivers/regulator/max77686.c
@@ -65,7 +65,6 @@ enum max77686_ramp_rate {
};
struct max77686_data {
- struct regulator_dev *rdev[MAX77686_REGULATORS];
unsigned int opmode[MAX77686_REGULATORS];
};
@@ -400,7 +399,7 @@ static int max77686_pmic_dt_parse_pdata(struct platform_device *pdev,
unsigned int i;
pmic_np = iodev->dev->of_node;
- regulators_np = of_find_node_by_name(pmic_np, "voltage-regulators");
+ regulators_np = of_get_child_by_name(pmic_np, "voltage-regulators");
if (!regulators_np) {
dev_err(&pdev->dev, "could not find regulators sub-node\n");
return -EINVAL;
@@ -410,8 +409,7 @@ static int max77686_pmic_dt_parse_pdata(struct platform_device *pdev,
rdata = devm_kzalloc(&pdev->dev, sizeof(*rdata) *
pdata->num_regulators, GFP_KERNEL);
if (!rdata) {
- dev_err(&pdev->dev,
- "could not allocate memory for regulator data\n");
+ of_node_put(regulators_np);
return -ENOMEM;
}
@@ -425,6 +423,7 @@ static int max77686_pmic_dt_parse_pdata(struct platform_device *pdev,
}
pdata->regulators = rdata;
+ of_node_put(regulators_np);
return 0;
}
@@ -474,16 +473,18 @@ static int max77686_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, max77686);
for (i = 0; i < MAX77686_REGULATORS; i++) {
+ struct regulator_dev *rdev;
+
config.init_data = pdata->regulators[i].initdata;
config.of_node = pdata->regulators[i].of_node;
max77686->opmode[i] = regulators[i].enable_mask;
- max77686->rdev[i] = devm_regulator_register(&pdev->dev,
+ rdev = devm_regulator_register(&pdev->dev,
&regulators[i], &config);
- if (IS_ERR(max77686->rdev[i])) {
+ if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"regulator init failed for %d\n", i);
- return PTR_ERR(max77686->rdev[i]);
+ return PTR_ERR(rdev);
}
}
diff --git a/drivers/regulator/max77693.c b/drivers/regulator/max77693.c
index 5fb899f461d0..653a58b49cdf 100644
--- a/drivers/regulator/max77693.c
+++ b/drivers/regulator/max77693.c
@@ -34,13 +34,6 @@
#define CHGIN_ILIM_STEP_20mA 20000
-struct max77693_pmic_dev {
- struct device *dev;
- struct max77693_dev *iodev;
- int num_regulators;
- struct regulator_dev **rdev;
-};
-
/* CHARGER regulator ops */
/* CHARGER regulator uses two bits for enabling */
static int max77693_chg_is_enabled(struct regulator_dev *rdev)
@@ -170,19 +163,22 @@ static int max77693_pmic_dt_parse_rdata(struct device *dev,
struct max77693_regulator_data *tmp;
int i, matched = 0;
- np = of_find_node_by_name(dev->parent->of_node, "regulators");
+ np = of_get_child_by_name(dev->parent->of_node, "regulators");
if (!np)
return -EINVAL;
rmatch = devm_kzalloc(dev,
sizeof(*rmatch) * ARRAY_SIZE(regulators), GFP_KERNEL);
- if (!rmatch)
+ if (!rmatch) {
+ of_node_put(np);
return -ENOMEM;
+ }
for (i = 0; i < ARRAY_SIZE(regulators); i++)
rmatch[i].name = regulators[i].name;
matched = of_regulator_match(dev, np, rmatch, ARRAY_SIZE(regulators));
+ of_node_put(np);
if (matched <= 0)
return matched;
*rdata = devm_kzalloc(dev, sizeof(**rdata) * matched, GFP_KERNEL);
@@ -229,7 +225,6 @@ static int max77693_pmic_init_rdata(struct device *dev,
static int max77693_pmic_probe(struct platform_device *pdev)
{
struct max77693_dev *iodev = dev_get_drvdata(pdev->dev.parent);
- struct max77693_pmic_dev *max77693_pmic;
struct max77693_regulator_data *rdata = NULL;
int num_rdata, i;
struct regulator_config config;
@@ -240,39 +235,22 @@ static int max77693_pmic_probe(struct platform_device *pdev)
return -ENODEV;
}
- max77693_pmic = devm_kzalloc(&pdev->dev,
- sizeof(struct max77693_pmic_dev),
- GFP_KERNEL);
- if (!max77693_pmic)
- return -ENOMEM;
-
- max77693_pmic->rdev = devm_kzalloc(&pdev->dev,
- sizeof(struct regulator_dev *) * num_rdata,
- GFP_KERNEL);
- if (!max77693_pmic->rdev)
- return -ENOMEM;
-
- max77693_pmic->dev = &pdev->dev;
- max77693_pmic->iodev = iodev;
- max77693_pmic->num_regulators = num_rdata;
-
config.dev = &pdev->dev;
config.regmap = iodev->regmap;
- config.driver_data = max77693_pmic;
- platform_set_drvdata(pdev, max77693_pmic);
- for (i = 0; i < max77693_pmic->num_regulators; i++) {
+ for (i = 0; i < num_rdata; i++) {
int id = rdata[i].id;
+ struct regulator_dev *rdev;
config.init_data = rdata[i].initdata;
config.of_node = rdata[i].of_node;
- max77693_pmic->rdev[i] = devm_regulator_register(&pdev->dev,
+ rdev = devm_regulator_register(&pdev->dev,
&regulators[id], &config);
- if (IS_ERR(max77693_pmic->rdev[i])) {
- dev_err(max77693_pmic->dev,
+ if (IS_ERR(rdev)) {
+ dev_err(&pdev->dev,
"Failed to initialize regulator-%d\n", id);
- return PTR_ERR(max77693_pmic->rdev[i]);
+ return PTR_ERR(rdev);
}
}
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c
index 7f049c92ee52..3172da847d24 100644
--- a/drivers/regulator/max8649.c
+++ b/drivers/regulator/max8649.c
@@ -49,7 +49,6 @@
#define MAX8649_RAMP_DOWN (1 << 1)
struct max8649_regulator_info {
- struct regulator_dev *regulator;
struct device *dev;
struct regmap *regmap;
@@ -154,6 +153,7 @@ static int max8649_regulator_probe(struct i2c_client *client,
{
struct max8649_platform_data *pdata = dev_get_platdata(&client->dev);
struct max8649_regulator_info *info = NULL;
+ struct regulator_dev *regulator;
struct regulator_config config = { };
unsigned int val;
unsigned char data;
@@ -234,12 +234,12 @@ static int max8649_regulator_probe(struct i2c_client *client,
config.driver_data = info;
config.regmap = info->regmap;
- info->regulator = devm_regulator_register(&client->dev, &dcdc_desc,
+ regulator = devm_regulator_register(&client->dev, &dcdc_desc,
&config);
- if (IS_ERR(info->regulator)) {
+ if (IS_ERR(regulator)) {
dev_err(info->dev, "failed to register regulator %s\n",
dcdc_desc.name);
- return PTR_ERR(info->regulator);
+ return PTR_ERR(regulator);
}
return 0;
diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index 8d94d3d7f97f..2fc411188794 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -81,16 +81,17 @@ enum {
struct max8660 {
struct i2c_client *client;
u8 shadow_regs[MAX8660_N_REGS]; /* as chip is write only */
- struct regulator_dev *rdev[];
};
static int max8660_write(struct max8660 *max8660, u8 reg, u8 mask, u8 val)
{
- static const u8 max8660_addresses[MAX8660_N_REGS] =
- { 0x10, 0x12, 0x20, 0x23, 0x24, 0x29, 0x2a, 0x32, 0x33, 0x39, 0x80 };
+ static const u8 max8660_addresses[MAX8660_N_REGS] = {
+ 0x10, 0x12, 0x20, 0x23, 0x24, 0x29, 0x2a, 0x32, 0x33, 0x39, 0x80
+ };
int ret;
u8 reg_val = (max8660->shadow_regs[reg] & mask) | val;
+
dev_vdbg(&max8660->client->dev, "Writing reg %02x with %02x\n",
max8660_addresses[reg], reg_val);
@@ -112,6 +113,7 @@ static int max8660_dcdc_is_enabled(struct regulator_dev *rdev)
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 val = max8660->shadow_regs[MAX8660_OVER1];
u8 mask = (rdev_get_id(rdev) == MAX8660_V3) ? 1 : 4;
+
return !!(val & mask);
}
@@ -119,6 +121,7 @@ static int max8660_dcdc_enable(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 bit = (rdev_get_id(rdev) == MAX8660_V3) ? 1 : 4;
+
return max8660_write(max8660, MAX8660_OVER1, 0xff, bit);
}
@@ -126,15 +129,16 @@ static int max8660_dcdc_disable(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 mask = (rdev_get_id(rdev) == MAX8660_V3) ? ~1 : ~4;
+
return max8660_write(max8660, MAX8660_OVER1, mask, 0);
}
static int max8660_dcdc_get_voltage_sel(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
-
u8 reg = (rdev_get_id(rdev) == MAX8660_V3) ? MAX8660_ADTV2 : MAX8660_SDTV2;
u8 selector = max8660->shadow_regs[reg];
+
return selector;
}
@@ -207,6 +211,7 @@ static int max8660_ldo67_is_enabled(struct regulator_dev *rdev)
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 val = max8660->shadow_regs[MAX8660_OVER2];
u8 mask = (rdev_get_id(rdev) == MAX8660_V6) ? 2 : 4;
+
return !!(val & mask);
}
@@ -214,6 +219,7 @@ static int max8660_ldo67_enable(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 bit = (rdev_get_id(rdev) == MAX8660_V6) ? 2 : 4;
+
return max8660_write(max8660, MAX8660_OVER2, 0xff, bit);
}
@@ -221,15 +227,16 @@ static int max8660_ldo67_disable(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
u8 mask = (rdev_get_id(rdev) == MAX8660_V6) ? ~2 : ~4;
+
return max8660_write(max8660, MAX8660_OVER2, mask, 0);
}
static int max8660_ldo67_get_voltage_sel(struct regulator_dev *rdev)
{
struct max8660 *max8660 = rdev_get_drvdata(rdev);
-
u8 shift = (rdev_get_id(rdev) == MAX8660_V6) ? 0 : 4;
u8 selector = (max8660->shadow_regs[MAX8660_L12VCR] >> shift) & 0xf;
+
return selector;
}
@@ -330,7 +337,7 @@ static int max8660_pdata_from_dt(struct device *dev,
struct max8660_subdev_data *sub;
struct of_regulator_match rmatch[ARRAY_SIZE(max8660_reg)];
- np = of_find_node_by_name(dev->of_node, "regulators");
+ np = of_get_child_by_name(dev->of_node, "regulators");
if (!np) {
dev_err(dev, "missing 'regulators' subnode in DT\n");
return -EINVAL;
@@ -340,6 +347,7 @@ static int max8660_pdata_from_dt(struct device *dev,
rmatch[i].name = max8660_reg[i].name;
matched = of_regulator_match(dev, np, rmatch, ARRAY_SIZE(rmatch));
+ of_node_put(np);
if (matched <= 0)
return matched;
@@ -373,7 +381,6 @@ static inline int max8660_pdata_from_dt(struct device *dev,
static int max8660_probe(struct i2c_client *client,
const struct i2c_device_id *i2c_id)
{
- struct regulator_dev **rdev;
struct device *dev = &client->dev;
struct max8660_platform_data *pdata = dev_get_platdata(dev);
struct regulator_config config = { };
@@ -406,14 +413,11 @@ static int max8660_probe(struct i2c_client *client,
return -EINVAL;
}
- max8660 = devm_kzalloc(dev, sizeof(struct max8660) +
- sizeof(struct regulator_dev *) * MAX8660_V_END,
- GFP_KERNEL);
+ max8660 = devm_kzalloc(dev, sizeof(struct max8660), GFP_KERNEL);
if (!max8660)
return -ENOMEM;
max8660->client = client;
- rdev = max8660->rdev;
if (pdata->en34_is_high) {
/* Simulate always on */
@@ -481,6 +485,7 @@ static int max8660_probe(struct i2c_client *client,
/* Finally register devices */
for (i = 0; i < pdata->num_subdevs; i++) {
+ struct regulator_dev *rdev;
id = pdata->subdevs[i].id;
@@ -489,13 +494,13 @@ static int max8660_probe(struct i2c_client *client,
config.of_node = of_node[i];
config.driver_data = max8660;
- rdev[i] = devm_regulator_register(&client->dev,
+ rdev = devm_regulator_register(&client->dev,
&max8660_reg[id], &config);
- if (IS_ERR(rdev[i])) {
- ret = PTR_ERR(rdev[i]);
+ if (IS_ERR(rdev)) {
+ ret = PTR_ERR(rdev);
dev_err(&client->dev, "failed to register %s\n",
max8660_reg[id].name);
- return PTR_ERR(rdev[i]);
+ return PTR_ERR(rdev);
}
}
diff --git a/drivers/regulator/max8907-regulator.c b/drivers/regulator/max8907-regulator.c
index 0c5fe6c6ac26..9623e9e290bf 100644
--- a/drivers/regulator/max8907-regulator.c
+++ b/drivers/regulator/max8907-regulator.c
@@ -34,7 +34,6 @@
struct max8907_regulator {
struct regulator_desc desc[MAX8907_NUM_REGULATORS];
- struct regulator_dev *rdev[MAX8907_NUM_REGULATORS];
};
#define REG_MBATT() \
@@ -231,7 +230,7 @@ static int max8907_regulator_parse_dt(struct platform_device *pdev)
if (!np)
return 0;
- regulators = of_find_node_by_name(np, "regulators");
+ regulators = of_get_child_by_name(np, "regulators");
if (!regulators) {
dev_err(&pdev->dev, "regulators node not found\n");
return -EINVAL;
@@ -292,10 +291,9 @@ static int max8907_regulator_probe(struct platform_device *pdev)
return ret;
pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
- if (!pmic) {
- dev_err(&pdev->dev, "Failed to alloc pmic\n");
+ if (!pmic)
return -ENOMEM;
- }
+
platform_set_drvdata(pdev, pmic);
memcpy(pmic->desc, max8907_regulators, sizeof(pmic->desc));
@@ -311,6 +309,8 @@ static int max8907_regulator_probe(struct platform_device *pdev)
}
for (i = 0; i < MAX8907_NUM_REGULATORS; i++) {
+ struct regulator_dev *rdev;
+
config.dev = pdev->dev.parent;
if (pdata)
idata = pdata->init_data[i];
@@ -350,13 +350,13 @@ static int max8907_regulator_probe(struct platform_device *pdev)
pmic->desc[i].ops = &max8907_out5v_hwctl_ops;
}
- pmic->rdev[i] = devm_regulator_register(&pdev->dev,
+ rdev = devm_regulator_register(&pdev->dev,
&pmic->desc[i], &config);
- if (IS_ERR(pmic->rdev[i])) {
+ if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pmic->desc[i].name);
- return PTR_ERR(pmic->rdev[i]);
+ return PTR_ERR(rdev);
}
}
diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c
index 759510789e71..dad2bcd14e96 100644
--- a/drivers/regulator/max8925-regulator.c
+++ b/drivers/regulator/max8925-regulator.c
@@ -36,9 +36,7 @@
struct max8925_regulator_info {
struct regulator_desc desc;
- struct regulator_dev *regulator;
struct i2c_client *i2c;
- struct max8925_chip *chip;
int vol_reg;
int enable_reg;
@@ -251,10 +249,11 @@ static int max8925_regulator_dt_init(struct platform_device *pdev,
{
struct device_node *nproot, *np;
int rcount;
+
nproot = of_node_get(pdev->dev.parent->of_node);
if (!nproot)
return -ENODEV;
- np = of_find_node_by_name(nproot, "regulators");
+ np = of_get_child_by_name(nproot, "regulators");
if (!np) {
dev_err(&pdev->dev, "failed to find regulators node\n");
return -ENODEV;
@@ -264,7 +263,7 @@ static int max8925_regulator_dt_init(struct platform_device *pdev,
&max8925_regulator_matches[ridx], 1);
of_node_put(np);
if (rcount < 0)
- return -ENODEV;
+ return rcount;
config->init_data = max8925_regulator_matches[ridx].init_data;
config->of_node = max8925_regulator_matches[ridx].of_node;
@@ -303,7 +302,6 @@ static int max8925_regulator_probe(struct platform_device *pdev)
return -EINVAL;
}
ri->i2c = chip->i2c;
- ri->chip = chip;
config.dev = &pdev->dev;
config.driver_data = ri;
diff --git a/drivers/regulator/max8952.c b/drivers/regulator/max8952.c
index 788e5ae2af1b..d920f5a32ec8 100644
--- a/drivers/regulator/max8952.c
+++ b/drivers/regulator/max8952.c
@@ -48,9 +48,7 @@ enum {
struct max8952_data {
struct i2c_client *client;
- struct device *dev;
struct max8952_platform_data *pdata;
- struct regulator_dev *rdev;
bool vid0;
bool vid1;
@@ -59,6 +57,7 @@ struct max8952_data {
static int max8952_read_reg(struct max8952_data *max8952, u8 reg)
{
int ret = i2c_smbus_read_byte_data(max8952->client, reg);
+
if (ret > 0)
ret &= 0xff;
@@ -144,10 +143,8 @@ static struct max8952_platform_data *max8952_parse_dt(struct device *dev)
int i;
pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
- if (!pd) {
- dev_err(dev, "Failed to allocate platform data\n");
+ if (!pd)
return NULL;
- }
pd->gpio_vid0 = of_get_named_gpio(np, "max8952,vid-gpios", 0);
pd->gpio_vid1 = of_get_named_gpio(np, "max8952,vid-gpios", 1);
@@ -199,6 +196,7 @@ static int max8952_pmic_probe(struct i2c_client *client,
struct max8952_platform_data *pdata = dev_get_platdata(&client->dev);
struct regulator_config config = { };
struct max8952_data *max8952;
+ struct regulator_dev *rdev;
int ret = 0, err = 0;
@@ -219,10 +217,9 @@ static int max8952_pmic_probe(struct i2c_client *client,
return -ENOMEM;
max8952->client = client;
- max8952->dev = &client->dev;
max8952->pdata = pdata;
- config.dev = max8952->dev;
+ config.dev = &client->dev;
config.init_data = pdata->reg_data;
config.driver_data = max8952;
config.of_node = client->dev.of_node;
@@ -231,11 +228,11 @@ static int max8952_pmic_probe(struct i2c_client *client,
if (pdata->reg_data->constraints.boot_on)
config.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
- max8952->rdev = regulator_register(&regulator, &config);
+ rdev = devm_regulator_register(&client->dev, &regulator, &config);
- if (IS_ERR(max8952->rdev)) {
- ret = PTR_ERR(max8952->rdev);
- dev_err(max8952->dev, "regulator init failed (%d)\n", ret);
+ if (IS_ERR(rdev)) {
+ ret = PTR_ERR(rdev);
+ dev_err(&client->dev, "regulator init failed (%d)\n", ret);
return ret;
}
@@ -263,7 +260,7 @@ static int max8952_pmic_probe(struct i2c_client *client,
err = 3;
if (err) {
- dev_warn(max8952->dev, "VID0/1 gpio invalid: "
+ dev_warn(&client->dev, "VID0/1 gpio invalid: "
"DVS not available.\n");
max8952->vid0 = 0;
max8952->vid1 = 0;
@@ -274,7 +271,7 @@ static int max8952_pmic_probe(struct i2c_client *client,
/* Disable Pulldown of EN only */
max8952_write_reg(max8952, MAX8952_REG_CONTROL, 0x60);
- dev_err(max8952->dev, "DVS modes disabled because VID0 and VID1"
+ dev_err(&client->dev, "DVS modes disabled because VID0 and VID1"
" do not have proper controls.\n");
} else {
/*
@@ -321,9 +318,6 @@ static int max8952_pmic_remove(struct i2c_client *client)
{
struct max8952_data *max8952 = i2c_get_clientdata(client);
struct max8952_platform_data *pdata = max8952->pdata;
- struct regulator_dev *rdev = max8952->rdev;
-
- regulator_unregister(rdev);
gpio_free(pdata->gpio_vid0);
gpio_free(pdata->gpio_vid1);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-23 14:08:37 +0300