diff options
| author | Rajeshwari Shinde <rajeshwari.s@samsung.com> | 2012-07-03 20:02:59 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:23 +0200 |
| commit | fd8ef014526b9df46dac3c417180f93f5896ddb4 (patch) | |
| tree | f5e75deef5bdcde9da8784be69b91af5fa05ec1b /arch/arm/cpu | |
| parent | 10bc1a7f49b2efec3eddca18949d28ad053f40bb (diff) | |
| download | u-boot-imx-fd8ef014526b9df46dac3c417180f93f5896ddb4.zip u-boot-imx-fd8ef014526b9df46dac3c417180f93f5896ddb4.tar.gz u-boot-imx-fd8ef014526b9df46dac3c417180f93f5896ddb4.tar.bz2 | |
EXYNOS5 : Modify pinnumx settings as per Exynos5250 Rev 1.0
This patch modifies the pinmux settings of MMC and UART as per
Exynos5250 Rev 1.0.
It also corrects the gpio offset calculations.
Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Acked-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/pinmux.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c index d28f055..e90ad6a 100644 --- a/arch/arm/cpu/armv7/exynos/pinmux.c +++ b/arch/arm/cpu/armv7/exynos/pinmux.c @@ -40,8 +40,8 @@ static void exynos5_uart_config(int peripheral) count = 4; break; case PERIPH_ID_UART1: - bank = &gpio1->a0; - start = 4; + bank = &gpio1->d0; + start = 0; count = 4; break; case PERIPH_ID_UART2: @@ -66,23 +66,27 @@ static int exynos5_mmc_config(int peripheral, int flags) struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); struct s5p_gpio_bank *bank, *bank_ext; - int i; + int i, start, gpio_func; switch (peripheral) { case PERIPH_ID_SDMMC0: bank = &gpio1->c0; bank_ext = &gpio1->c1; + start = 0; + gpio_func = GPIO_FUNC(0x2); break; case PERIPH_ID_SDMMC1: - bank = &gpio1->c1; + bank = &gpio1->c2; bank_ext = NULL; break; case PERIPH_ID_SDMMC2: - bank = &gpio1->c2; - bank_ext = &gpio1->c3; + bank = &gpio1->c3; + bank_ext = &gpio1->c4; + start = 3; + gpio_func = GPIO_FUNC(0x3); break; case PERIPH_ID_SDMMC3: - bank = &gpio1->c3; + bank = &gpio1->c4; bank_ext = NULL; break; } @@ -92,8 +96,8 @@ static int exynos5_mmc_config(int peripheral, int flags) return -1; } if (flags & PINMUX_FLAG_8BIT_MODE) { - for (i = 3; i <= 6; i++) { - s5p_gpio_cfg_pin(bank_ext, i, GPIO_FUNC(0x3)); + for (i = start; i <= (start + 3); i++) { + s5p_gpio_cfg_pin(bank_ext, i, gpio_func); s5p_gpio_set_pull(bank_ext, i, GPIO_PULL_UP); s5p_gpio_set_drv(bank_ext, i, GPIO_DRV_4X); } |