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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2014-04-30 10:40:41 +0200
committerMark Brown <broonie@linaro.org>2014-05-01 10:50:38 -0700
commiteba430c7eac10964e4ffd5df525bf2abc9e76b48 (patch)
tree123540136873dc22708c46e26374d4c056edeccf /drivers/regulator
parente80fb721cac4202253939451678c873a222be2fa (diff)
downloadblackbird-op-linux-eba430c7eac10964e4ffd5df525bf2abc9e76b48.tar.gz
blackbird-op-linux-eba430c7eac10964e4ffd5df525bf2abc9e76b48.zip
regulator: s5m8767: Allow GPIO 0 to be used as external control
GPIO 0 is a valid GPIO so allow using it as external control for regulator. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/s5m8767.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 5daa06626f16..c79af943a5c0 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -528,16 +528,6 @@ static int s5m8767_pmic_dt_parse_ds_gpio(struct sec_pmic_dev *iodev,
return 0;
}
-static void s5m8767_pmic_dt_parse_ext_control_gpio(struct sec_pmic_dev *iodev,
- struct sec_regulator_data *rdata,
- struct device_node *reg_np)
-{
- rdata->ext_control_gpio = of_get_named_gpio(reg_np,
- "s5m8767,pmic-ext-control-gpios", 0);
- if (!gpio_is_valid(rdata->ext_control_gpio))
- rdata->ext_control_gpio = 0;
-}
-
static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
struct sec_platform_data *pdata)
{
@@ -586,7 +576,8 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
continue;
}
- s5m8767_pmic_dt_parse_ext_control_gpio(iodev, rdata, reg_np);
+ rdata->ext_control_gpio = of_get_named_gpio(reg_np,
+ "s5m8767,pmic-ext-control-gpios", 0);
rdata->id = i;
rdata->initdata = of_get_regulator_init_data(
@@ -959,8 +950,9 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
config.driver_data = s5m8767;
config.regmap = iodev->regmap_pmic;
config.of_node = pdata->regulators[i].reg_node;
- config.ena_gpio = config.ena_gpio_flags = 0;
- if (pdata->regulators[i].ext_control_gpio)
+ config.ena_gpio = -EINVAL;
+ config.ena_gpio_flags = 0;
+ if (gpio_is_valid(pdata->regulators[i].ext_control_gpio))
s5m8767_regulator_config_ext_control(s5m8767,
&pdata->regulators[i], &config);
@@ -973,7 +965,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
return ret;
}
- if (pdata->regulators[i].ext_control_gpio) {
+ if (gpio_is_valid(pdata->regulators[i].ext_control_gpio)) {
ret = s5m8767_enable_ext_control(s5m8767, rdev);
if (ret < 0) {
dev_err(s5m8767->dev,
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