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-rw-r--r--sound/soc/s3c24xx/neo1973_gta02_wm8753.c53
1 files changed, 36 insertions, 17 deletions
diff --git a/sound/soc/s3c24xx/neo1973_gta02_wm8753.c b/sound/soc/s3c24xx/neo1973_gta02_wm8753.c
index 75ee63db791..0c52e36ddd8 100644
--- a/sound/soc/s3c24xx/neo1973_gta02_wm8753.c
+++ b/sound/soc/s3c24xx/neo1973_gta02_wm8753.c
@@ -1,5 +1,5 @@
/*
- * neo1973_gta02_wm8753.c -- SoC audio for Neo1973
+ * neo1973_gta02_wm8753.c -- SoC audio for Openmoko Freerunner(GTA02)
*
* Copyright 2007 Openmoko Inc
* Author: Graeme Gregory <graeme@openmoko.org>
@@ -18,6 +18,7 @@
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
+#include <linux/gpio.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
@@ -28,10 +29,7 @@
#include <plat/regs-iis.h>
#include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-#include <mach/hardware.h>
#include <asm/io.h>
-#include <mach/regs-gpioj.h>
#include <mach/gta02.h>
#include "../codecs/wm8753.h"
#include "s3c24xx-pcm.h"
@@ -243,10 +241,10 @@ static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
if (val) {
lm4853_state |= LM4853_SPK;
- s3c2410_gpio_setpin(GTA02_GPIO_HP_IN, 0);
+ gpio_set_value(GTA02_GPIO_HP_IN, 0);
} else {
lm4853_state &= ~LM4853_SPK;
- s3c2410_gpio_setpin(GTA02_GPIO_HP_IN, 1);
+ gpio_set_value(GTA02_GPIO_HP_IN, 1);
}
return 0;
@@ -264,11 +262,7 @@ static int lm4853_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k,
int event)
{
- if (SND_SOC_DAPM_EVENT_ON(event))
- s3c2410_gpio_setpin(GTA02_GPIO_AMP_SHUT, 0);
-
- if (SND_SOC_DAPM_EVENT_OFF(event))
- s3c2410_gpio_setpin(GTA02_GPIO_AMP_SHUT, 1);
+ gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(value));
return 0;
}
@@ -453,15 +447,38 @@ static int __init neo1973_gta02_init(void)
}
/* Initialise GPIOs used by amp */
- s3c2410_gpio_cfgpin(GTA02_GPIO_HP_IN, S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_cfgpin(GTA02_GPIO_AMP_SHUT, S3C2410_GPIO_OUTPUT);
+ ret = gpio_request(GTA02_GPIO_HP_IN, "GTA02_HP_IN");
+ if (ret) {
+ pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_HP_IN);
+ goto err_unregister_device;
+ }
- /* Amp off by default */
- s3c2410_gpio_setpin(GTA02_GPIO_AMP_SHUT, 1);
+ ret = gpio_direction_output(GTA02_GPIO_AMP_HP_IN, 1);
+ if (ret) {
+ pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_HP_IN);
+ goto err_free_gpio_hp_in;
+ }
- /* Speaker off by default */
- s3c2410_gpio_setpin(GTA02_GPIO_HP_IN, 1);
+ ret = gpio_request(GTA02_GPIO_AMP_SHUT, "GTA02_AMP_SHUT");
+ if (ret) {
+ pr_err("gta02_wm8753: Failed to register GPIO %d\n", GTA02_GPIO_AMP_SHUT);
+ goto err_free_gpio_hp_in;
+ }
+ ret = gpio_direction_output(GTA02_GPIO_AMP_SHUT, 1);
+ if (ret) {
+ pr_err("gta02_wm8753: Failed to configure GPIO %d\n", GTA02_GPIO_AMP_SHUT);
+ goto err_free_gpio_amp_shut;
+ }
+
+ return 0;
+
+err_free_gpio_amp_shut:
+ gpio_free(GTA02_GPIO_AMP_SHUT);
+err_free_gpio_hp_in:
+ gpio_free(GTA02_GPIO_HP_IN);
+err_unregister_device:
+ platform_device_unregister(neo1973_gta02_snd_device);
return ret;
}
module_init(neo1973_gta02_init);
@@ -470,6 +487,8 @@ static void __exit neo1973_gta02_exit(void)
{
snd_soc_unregister_dai(&bt_dai);
platform_device_unregister(neo1973_gta02_snd_device);
+ gpio_free(GTA02_GPIO_HP_IN);
+ gpio_free(GTA02_GPIO_AMP_SHUT);
}
module_exit(neo1973_gta02_exit);