ARM: OMAP/ASoC: Zoom2: Let the codec to handle the hs_extmute GPIO

Remove the use of set_hs_extmute callback and let the codec driver to
handle the extmute GPIO.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

arch/arm/mach-omap2/board-zoom-peripherals.c

@@ -34,6 +34,7 @@
 #include "common-board-devices.h"
 
 #define OMAP_ZOOM_WLAN_PMENA_GPIO	(101)
+#define ZOOM2_HEADSET_EXTMUTE_GPIO	(153)
 #define OMAP_ZOOM_WLAN_IRQ_GPIO		(162)
 
 #define LCD_PANEL_ENABLE_GPIO		(7 + OMAP_MAX_GPIO_LINES)
@@ -244,12 +245,6 @@ static int zoom_twl_gpio_setup(struct device *dev,
 	return ret;
 }
 
-/* EXTMUTE callback function */
-static void zoom2_set_hs_extmute(int mute)
-{
-	gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute);
-}
-
 static struct twl4030_gpio_platform_data zoom_gpio_data = {
 	.gpio_base	= OMAP_MAX_GPIO_LINES,
 	.irq_base	= TWL4030_GPIO_IRQ_BASE,
@@ -279,7 +274,7 @@ static int __init omap_i2c_init(void)
 
 		codec_data->ramp_delay_value = 3;	/* 161 ms */
 		codec_data->hs_extmute = 1;
-		codec_data->set_hs_extmute = zoom2_set_hs_extmute;
+		codec_data->hs_extmute_gpio = ZOOM2_HEADSET_EXTMUTE_GPIO;
 	}
 	omap_pmic_init(1, 2400, "twl5030", INT_34XX_SYS_NIRQ, &zoom_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);

arch/arm/mach-omap2/include/mach/board-zoom.h

@@ -8,5 +8,3 @@
 extern int __init zoom_debugboard_init(void);
 extern void __init zoom_peripherals_init(void);
 extern void __init zoom_display_init(void);
-
-#define ZOOM2_HEADSET_EXTMUTE_GPIO	153

sound/soc/omap/zoom2.c

@@ -191,9 +191,6 @@ static int __init zoom2_soc_init(void)
 	BUG_ON(gpio_request(ZOOM2_HEADSET_MUX_GPIO, "hs_mux") < 0);
 	gpio_direction_output(ZOOM2_HEADSET_MUX_GPIO, 0);
 
-	BUG_ON(gpio_request(ZOOM2_HEADSET_EXTMUTE_GPIO, "ext_mute") < 0);
-	gpio_direction_output(ZOOM2_HEADSET_EXTMUTE_GPIO, 0);
-
 	return 0;
 
 err1:
@@ -207,7 +204,6 @@ module_init(zoom2_soc_init);
 static void __exit zoom2_soc_exit(void)
 {
 	gpio_free(ZOOM2_HEADSET_MUX_GPIO);
-	gpio_free(ZOOM2_HEADSET_EXTMUTE_GPIO);
 
 	platform_device_unregister(zoom2_snd_device);
 }