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authorRajeshwari Shinde <rajeshwari.s@samsung.com>2012-10-25 19:49:27 +0000
committerMinkyu Kang <mk7.kang@samsung.com>2012-11-15 21:08:20 +0900
commit6b0884d73a4f6cc5a562a38d9dd5847dd2f98f3f (patch)
tree6beccad85d1c084a4715d2eed7c54090ad2fe66e
parent75ddfb4ff452458958c08f75333d1cf719493f75 (diff)
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EXYNOS: Add pinmux for I2S
This patch adds pinmux support for I2S1 Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
-rw-r--r--arch/arm/cpu/armv7/exynos/pinmux.c13
-rw-r--r--arch/arm/include/asm/arch-exynos/periph.h1
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
index 5796d56..d99daa0 100644
--- a/arch/arm/cpu/armv7/exynos/pinmux.c
+++ b/arch/arm/cpu/armv7/exynos/pinmux.c
@@ -230,6 +230,16 @@ static void exynos5_i2c_config(int peripheral, int flags)
}
}
+static void exynos5_i2s_config(int peripheral)
+{
+ int i;
+ struct exynos5_gpio_part1 *gpio1 =
+ (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1();
+
+ for (i = 0; i < 5; i++)
+ s5p_gpio_cfg_pin(&gpio1->b0, i, GPIO_FUNC(0x02));
+}
+
static int exynos5_pinmux_config(int peripheral, int flags)
{
switch (peripheral) {
@@ -257,6 +267,9 @@ static int exynos5_pinmux_config(int peripheral, int flags)
case PERIPH_ID_I2C7:
exynos5_i2c_config(peripheral, flags);
break;
+ case PERIPH_ID_I2S1:
+ exynos5_i2s_config(peripheral);
+ break;
default:
debug("%s: invalid peripheral %d", __func__, peripheral);
return -1;
diff --git a/arch/arm/include/asm/arch-exynos/periph.h b/arch/arm/include/asm/arch-exynos/periph.h
index 082611c..673f4c7 100644
--- a/arch/arm/include/asm/arch-exynos/periph.h
+++ b/arch/arm/include/asm/arch-exynos/periph.h
@@ -38,6 +38,7 @@ enum periph_id {
PERIPH_ID_I2C5,
PERIPH_ID_I2C6,
PERIPH_ID_I2C7,
+ PERIPH_ID_I2S1,
PERIPH_ID_SDMMC0,
PERIPH_ID_SDMMC1,
PERIPH_ID_SDMMC2,