diff options
| author | Allen Martin <amartin@nvidia.com> | 2012-12-19 13:02:36 -0800 |
|---|---|---|
| committer | Allen Martin <amartin@nvidia.com> | 2012-12-19 13:02:36 -0800 |
| commit | a098cf41fdb2a6607c675f7fe4f3164617c9367e (patch) | |
| tree | b37acb36f65909e6f74cc537d73efd883a1485a6 /arch/arm/cpu/armv7/exynos/pinmux.c | |
| parent | b8a7c467960ffb4d5a5e1eef5f7783fb6f594542 (diff) | |
| parent | 095728803eedfce850a2f85828f79500cb09979e (diff) | |
Merge remote-tracking branch 'u-boot/master' into u-boot-arm-merged
Conflicts:
README
arch/arm/cpu/armv7/exynos/clock.c
board/samsung/universal_c210/universal.c
drivers/misc/Makefile
drivers/power/power_fsl.c
include/configs/mx35pdk.h
include/configs/mx53loco.h
include/configs/seaboard.h
Diffstat (limited to 'arch/arm/cpu/armv7/exynos/pinmux.c')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/pinmux.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c index f02f441a8b7..b4799657435 100644 --- a/arch/arm/cpu/armv7/exynos/pinmux.c +++ b/arch/arm/cpu/armv7/exynos/pinmux.c @@ -385,6 +385,68 @@ static int exynos4_pinmux_config(int peripheral, int flags) return 0; } +static void exynos4_i2c_config(int peripheral, int flags) +{ + struct exynos4_gpio_part1 *gpio1 = + (struct exynos4_gpio_part1 *) samsung_get_base_gpio_part1(); + + switch (peripheral) { + case PERIPH_ID_I2C0: + s5p_gpio_cfg_pin(&gpio1->d1, 0, GPIO_FUNC(0x2)); + s5p_gpio_cfg_pin(&gpio1->d1, 1, GPIO_FUNC(0x2)); + break; + case PERIPH_ID_I2C1: + s5p_gpio_cfg_pin(&gpio1->d1, 2, GPIO_FUNC(0x2)); + s5p_gpio_cfg_pin(&gpio1->d1, 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->b, 2, GPIO_FUNC(0x3)); + s5p_gpio_cfg_pin(&gpio1->b, 3, GPIO_FUNC(0x3)); + break; + case PERIPH_ID_I2C5: + s5p_gpio_cfg_pin(&gpio1->b, 6, GPIO_FUNC(0x3)); + s5p_gpio_cfg_pin(&gpio1->b, 7, GPIO_FUNC(0x3)); + break; + case PERIPH_ID_I2C6: + s5p_gpio_cfg_pin(&gpio1->c1, 3, GPIO_FUNC(0x4)); + s5p_gpio_cfg_pin(&gpio1->c1, 4, GPIO_FUNC(0x4)); + break; + case PERIPH_ID_I2C7: + s5p_gpio_cfg_pin(&gpio1->d0, 2, GPIO_FUNC(0x3)); + s5p_gpio_cfg_pin(&gpio1->d0, 3, GPIO_FUNC(0x3)); + break; + } +} + +static int exynos4_pinmux_config(int peripheral, int flags) +{ + switch (peripheral) { + case PERIPH_ID_I2C0: + case PERIPH_ID_I2C1: + case PERIPH_ID_I2C2: + case PERIPH_ID_I2C3: + case PERIPH_ID_I2C4: + case PERIPH_ID_I2C5: + case PERIPH_ID_I2C6: + case PERIPH_ID_I2C7: + exynos4_i2c_config(peripheral, flags); + break; + default: + debug("%s: invalid peripheral %d", __func__, peripheral); + return -1; + } + + return 0; +} + int exynos_pinmux_config(int peripheral, int flags) { if (cpu_is_exynos5()) |