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regulator: wm831x-dcdc: Convert to gpio_request_one() 

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
wifi-calibration
Mark Brown 2012-05-07 18:19:08 +01:00
parent 09e3fd202d
commit 053fa1b752
1 changed files with 4 additions and 10 deletions
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14
drivers/regulator/wm831x-dcdc.c
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@ -438,23 +438,17 @@ static __devinit void wm831x_buckv_dvs_init(struct wm831x_dcdc *dcdc,
if (!pdata || !pdata->dvs_gpio)
return;
ret = gpio_request(pdata->dvs_gpio, "DCDC DVS");
if (ret < 0) {
dev_err(wm831x->dev, "Failed to get %s DVS GPIO: %d\n",
dcdc->name, ret);
return;
}
/* gpiolib won't let us read the GPIO status so pick the higher
* of the two existing voltages so we take it as platform data.
*/
dcdc->dvs_gpio_state = pdata->dvs_init_state;
ret = gpio_direction_output(pdata->dvs_gpio, dcdc->dvs_gpio_state);
ret = gpio_request_one(pdata->dvs_gpio,
dcdc->dvs_gpio_state ? GPIOF_INIT_HIGH : 0,
"DCDC DVS");
if (ret < 0) {
dev_err(wm831x->dev, "Failed to enable %s DVS GPIO: %d\n",
dev_err(wm831x->dev, "Failed to get %s DVS GPIO: %d\n",
dcdc->name, ret);
gpio_free(pdata->dvs_gpio);
return;
}