ASoC: Convert e750_wm9705 to use gpio_request_one()

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/pxa/e750_wm9705.c

@@ -129,22 +129,16 @@ static int __init e750_init(void)
 	if (!machine_is_e750())
 		return -ENODEV;
 
-	ret = gpio_request(GPIO_E750_HP_AMP_OFF,  "Headphone amp");
+	ret = gpio_request_one(GPIO_E750_HP_AMP_OFF, GPIOF_OUT_INIT_HIGH,
+			       "Headphone amp");
 	if (ret)
 		return ret;
 
-	ret = gpio_request(GPIO_E750_SPK_AMP_OFF, "Speaker amp");
+	ret = gpio_request_one(GPIO_E750_SPK_AMP_OFF, GPIOF_OUT_INIT_HIGH,
+			       "Speaker amp");
 	if (ret)
 		goto free_hp_amp_gpio;
 
-	ret = gpio_direction_output(GPIO_E750_HP_AMP_OFF, 1);
-	if (ret)
-		goto free_spk_amp_gpio;
-
-	ret = gpio_direction_output(GPIO_E750_SPK_AMP_OFF, 1);
-	if (ret)
-		goto free_spk_amp_gpio;
-
 	e750_snd_device = platform_device_alloc("soc-audio", -1);
 	if (!e750_snd_device) {
 		ret = -ENOMEM;