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path: root/drivers/regulator/max77693.c
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Diffstat (limited to 'drivers/regulator/max77693.c')
-rw-r--r--drivers/regulator/max77693.c44
1 files changed, 11 insertions, 33 deletions
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);
}
}