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path: root/drivers/regulator/da9063-regulator.c
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Diffstat (limited to 'drivers/regulator/da9063-regulator.c')
-rw-r--r--drivers/regulator/da9063-regulator.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c
index 56727eb745df..7c9461d13313 100644
--- a/drivers/regulator/da9063-regulator.c
+++ b/drivers/regulator/da9063-regulator.c
@@ -1,3 +1,4 @@
+
/*
* Regulator driver for DA9063 PMIC series
*
@@ -60,7 +61,8 @@ struct da9063_regulator_info {
.desc.ops = &da9063_ldo_ops, \
.desc.min_uV = (min_mV) * 1000, \
.desc.uV_step = (step_mV) * 1000, \
- .desc.n_voltages = (((max_mV) - (min_mV))/(step_mV) + 1), \
+ .desc.n_voltages = (((max_mV) - (min_mV))/(step_mV) + 1 \
+ + (DA9063_V##regl_name##_BIAS)), \
.desc.enable_reg = DA9063_REG_##regl_name##_CONT, \
.desc.enable_mask = DA9063_LDO_EN, \
.desc.vsel_reg = DA9063_REG_V##regl_name##_A, \
@@ -363,7 +365,7 @@ static int da9063_set_suspend_voltage(struct regulator_dev *rdev, int uV)
sel = regulator_map_voltage_linear(rdev, uV, uV);
if (sel < 0)
- return -EINVAL;
+ return sel;
sel <<= ffs(rdev->desc->vsel_mask) - 1;
@@ -664,7 +666,7 @@ static struct da9063_regulators_pdata *da9063_parse_regulators_dt(
struct device_node *node;
int i, n, num;
- node = of_find_node_by_name(pdev->dev.parent->of_node, "regulators");
+ node = of_get_child_by_name(pdev->dev.parent->of_node, "regulators");
if (!node) {
dev_err(&pdev->dev, "Regulators device node not found\n");
return ERR_PTR(-ENODEV);
@@ -672,6 +674,7 @@ static struct da9063_regulators_pdata *da9063_parse_regulators_dt(
num = of_regulator_match(&pdev->dev, node, da9063_matches,
ARRAY_SIZE(da9063_matches));
+ of_node_put(node);
if (num < 0) {
dev_err(&pdev->dev, "Failed to match regulators\n");
return ERR_PTR(-EINVAL);
@@ -708,7 +711,7 @@ static struct da9063_regulators_pdata *da9063_parse_regulators_dt(
struct platform_device *pdev,
struct of_regulator_match **da9063_reg_matches)
{
- da9063_reg_matches = NULL;
+ *da9063_reg_matches = NULL;
return ERR_PTR(-ENODEV);
}
#endif
@@ -754,7 +757,7 @@ static int da9063_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"Error while reading BUCKs configuration\n");
- return -EIO;
+ return ret;
}
bcores_merged = val & DA9063_BCORE_MERGE;
bmem_bio_merged = val & DA9063_BUCK_MERGE;
@@ -773,10 +776,8 @@ static int da9063_regulator_probe(struct platform_device *pdev)
size = sizeof(struct da9063_regulators) +
n_regulators * sizeof(struct da9063_regulator);
regulators = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
- if (!regulators) {
- dev_err(&pdev->dev, "No memory for regulators\n");
+ if (!regulators)
return -ENOMEM;
- }
regulators->n_regulators = n_regulators;
platform_set_drvdata(pdev, regulators);