From eba430c7eac10964e4ffd5df525bf2abc9e76b48 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Wed, 30 Apr 2014 10:40:41 +0200 Subject: 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 Signed-off-by: Mark Brown --- drivers/regulator/s5m8767.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) (limited to 'drivers/regulator/s5m8767.c') 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, -- cgit v1.2.3-58-ga151