The s5m8767 regulator driver parse always the voltage table of buck2/3/4.
If gpio_dvs feature isn't used and dts haven't included the voltage table
of buck2/3/4, s5m8767 regulator driver return error and file probe state.
This patch check only voltage table of buck on s5m8767_pmic_dt_parse_pdata()
if buck[2-4]_gpiodvs is true.
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Signed-off-by: YoungJun Cho <yj44.cho@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/regulator/s5m8767.c | 54 +++++++++++++++++++++++----------------------
1 file changed, 28 insertions(+), 26 deletions(-)
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index cb6cdb3..29999c0 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -522,7 +522,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
struct device_node *pmic_np, *regulators_np, *reg_np;
struct sec_regulator_data *rdata;
struct sec_opmode_data *rmode;
- unsigned int i, dvs_voltage_nr = 1, ret;
+ unsigned int i, dvs_voltage_nr = 8, ret;
pmic_np = iodev->dev->of_node;
if (!pmic_np) {
@@ -586,15 +586,39 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
rmode++;
}
- if (of_get_property(pmic_np, "s5m8767,pmic-buck2-uses-gpio-dvs", NULL))
+ if (of_get_property(pmic_np, "s5m8767,pmic-buck2-uses-gpio-dvs", NULL)) {
pdata->buck2_gpiodvs = true;
- if (of_get_property(pmic_np, "s5m8767,pmic-buck3-uses-gpio-dvs", NULL))
+ if (of_property_read_u32_array(pmic_np,
+ "s5m8767,pmic-buck2-dvs-voltage",
+ pdata->buck2_voltage, dvs_voltage_nr)) {
+ dev_err(iodev->dev, "buck2 voltages not specified\n");
+ return -EINVAL;
+ }
+ }
+
+ if (of_get_property(pmic_np, "s5m8767,pmic-buck3-uses-gpio-dvs", NULL)) {
pdata->buck3_gpiodvs = true;
- if (of_get_property(pmic_np, "s5m8767,pmic-buck4-uses-gpio-dvs", NULL))
+ if (of_property_read_u32_array(pmic_np,
+ "s5m8767,pmic-buck3-dvs-voltage",
+ pdata->buck3_voltage, dvs_voltage_nr)) {
+ dev_err(iodev->dev, "buck3 voltages not specified\n");
+ return -EINVAL;
+ }
+ }
+
+ if (of_get_property(pmic_np, "s5m8767,pmic-buck4-uses-gpio-dvs", NULL)) {
pdata->buck4_gpiodvs = true;
+ if (of_property_read_u32_array(pmic_np,
+ "s5m8767,pmic-buck4-dvs-voltage",
+ pdata->buck4_voltage, dvs_voltage_nr)) {
+ dev_err(iodev->dev, "buck4 voltages not specified\n");
+ return -EINVAL;
+ }
+ }
+
if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs ||
pdata->buck4_gpiodvs) {
ret = s5m8767_pmic_dt_parse_dvs_gpio(iodev, pdata, pmic_np);
@@ -612,34 +636,12 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
"invalid value for default dvs index, use 0\n");
}
}
- dvs_voltage_nr = 8;
}
ret = s5m8767_pmic_dt_parse_ds_gpio(iodev, pdata, pmic_np);
if (ret)
return -EINVAL;
- if (of_property_read_u32_array(pmic_np,
- "s5m8767,pmic-buck2-dvs-voltage",
- pdata->buck2_voltage, dvs_voltage_nr)) {
- dev_err(iodev->dev, "buck2 voltages not specified\n");
- return -EINVAL;
- }
-
- if (of_property_read_u32_array(pmic_np,
- "s5m8767,pmic-buck3-dvs-voltage",
- pdata->buck3_voltage, dvs_voltage_nr)) {
- dev_err(iodev->dev, "buck3 voltages not specified\n");
- return -EINVAL;
- }
-
- if (of_property_read_u32_array(pmic_np,
- "s5m8767,pmic-buck4-dvs-voltage",
- pdata->buck4_voltage, dvs_voltage_nr)) {
- dev_err(iodev->dev, "buck4 voltages not specified\n");
- return -EINVAL;
- }
-
if (of_get_property(pmic_np, "s5m8767,pmic-buck2-ramp-enable", NULL))
pdata->buck2_ramp_enable = true;
--
1.8.0
--
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