On Fri, May 18, 2012 at 5:12 AM, Rajeshwari Shinde <rajeshwari.s@samsung.com
wrote:
This patch adds pinmux code for I2C.
Signed-off-by: Leela Krishna Amudala l.krishna@samsung.com Signed-off-by: Rajeshwari Shinde rajeshwari.s@samsung.com
Acked-by: Simon Glass sjg@chromium.org
This patch depends on the following patch: "[U-Boot] [PATCH 1/2] exynos5: pinmux: Added default pinumx settings" arch/arm/cpu/armv7/exynos/pinmux.c | 32 +++++++++++++++++++++++++++++ arch/arm/include/asm/arch-exynos/pinmux.h | 8 +++++++ 2 files changed, 40 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c index 11f4b71..103bcbb 100644 --- a/arch/arm/cpu/armv7/exynos/pinmux.c +++ b/arch/arm/cpu/armv7/exynos/pinmux.c @@ -170,6 +170,38 @@ int exynos5_pinmux_config(int peripheral, int flags) s5p_gpio_set_pull(&gpio1->y6, i, GPIO_PULL_UP); } break;
case PERIPH_ID_I2C0:s5p_gpio_cfg_pin(&gpio1->b3, 0, GPIO_FUNC(0x2));s5p_gpio_cfg_pin(&gpio1->b3, 1, GPIO_FUNC(0x2));break;case PERIPH_ID_I2C1:s5p_gpio_cfg_pin(&gpio1->b3, 2, GPIO_FUNC(0x2));s5p_gpio_cfg_pin(&gpio1->b3, 3, GPIO_FUNC(0x2));break;case PERIPH_ID_I2C2:s5p_gpio_cfg_pin(&gpio1->a0, 6, GPIO_FUNC(0x3));s5p_gpio_cfg_pin(&gpio1->a0, 7, GPIO_FUNC(0x3));break;case PERIPH_ID_I2C3:s5p_gpio_cfg_pin(&gpio1->a1, 2, GPIO_FUNC(0x3));s5p_gpio_cfg_pin(&gpio1->a1, 3, GPIO_FUNC(0x3));break;case PERIPH_ID_I2C4:s5p_gpio_cfg_pin(&gpio1->a2, 0, GPIO_FUNC(0x3));s5p_gpio_cfg_pin(&gpio1->a2, 1, GPIO_FUNC(0x3));break;case PERIPH_ID_I2C5:s5p_gpio_cfg_pin(&gpio1->a2, 2, GPIO_FUNC(0x3));s5p_gpio_cfg_pin(&gpio1->a2, 3, GPIO_FUNC(0x3));break;case PERIPH_ID_I2C6:s5p_gpio_cfg_pin(&gpio1->b1, 3, GPIO_FUNC(0x4));s5p_gpio_cfg_pin(&gpio1->b1, 4, GPIO_FUNC(0x4));break;case PERIPH_ID_I2C7:s5p_gpio_cfg_pin(&gpio1->b2, 2, GPIO_FUNC(0x3));s5p_gpio_cfg_pin(&gpio1->b2, 3, GPIO_FUNC(0x3));break; default: debug("%s: invalid peripheral %d", __func__, peripheral); return -1;diff --git a/arch/arm/include/asm/arch-exynos/pinmux.h b/arch/arm/include/asm/arch-exynos/pinmux.h index 306f521..b3b7f80 100644 --- a/arch/arm/include/asm/arch-exynos/pinmux.h +++ b/arch/arm/include/asm/arch-exynos/pinmux.h @@ -30,6 +30,14 @@
*/ enum periph_id {
PERIPH_ID_I2C0,PERIPH_ID_I2C1,PERIPH_ID_I2C2,PERIPH_ID_I2C3,PERIPH_ID_I2C4,PERIPH_ID_I2C5,PERIPH_ID_I2C6,PERIPH_ID_I2C7, PERIPH_ID_SDMMC0, PERIPH_ID_SDMMC1, PERIPH_ID_SDMMC2,-- 1.7.4.4