Hi Piotr,
On 01/03/2013 04:31 PM, Piotr Wilczek wrote:
> This patch add pinmux settings for Exynos4 for mmc0 and mmc2
Didn't consider about the mmc4? I know that exynos4 can be used mmc4 for eMMC.
Best Regards,
Jaehoon Chung
>
> Signed-off-by: Piotr Wilczek <p.wilc...@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
> CC: Minkyu Kang <mk7.k...@samsung.com>
> CC: Albert ARIBAUD <albert.u.b...@aribaud.net>
> ---
> arch/arm/cpu/armv7/exynos/pinmux.c | 45
> ++++++++++++++++++++++++++++++++++++
> 1 file changed, 45 insertions(+)
>
> diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c
> b/arch/arm/cpu/armv7/exynos/pinmux.c
> index 20a4b84..ee58dac 100644
> --- a/arch/arm/cpu/armv7/exynos/pinmux.c
> +++ b/arch/arm/cpu/armv7/exynos/pinmux.c
> @@ -370,6 +370,43 @@ static void exynos4_i2c_config(int peripheral, int flags)
> }
> }
>
> +static int exynos4_mmc_config(int peripheral, int flags)
> +{
> + struct exynos4_gpio_part2 *gpio2 =
> + (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2();
> + struct s5p_gpio_bank *bank, *bank_ext;
> + int i;
> +
> + switch (peripheral) {
> + case PERIPH_ID_SDMMC0:
> + bank = &gpio2->k0;
> + bank_ext = &gpio2->k1;
> + break;
> + case PERIPH_ID_SDMMC2:
> + bank = &gpio2->k2;
> + bank_ext = &gpio2->k3;
> + break;
> + default:
> + return -1;
> + }
> + for (i = 0; i < 7; i++) {
> + if (i == 2)
> + continue;
> + s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2));
> + s5p_gpio_set_pull(bank, i, GPIO_PULL_NONE);
> + s5p_gpio_set_drv(bank, i, GPIO_DRV_4X);
> + }
> + if (flags & PINMUX_FLAG_8BIT_MODE) {
> + for (i = 3; i < 7; i++) {
> + s5p_gpio_cfg_pin(bank_ext, i, GPIO_FUNC(0x3));
> + s5p_gpio_set_pull(bank_ext, i, GPIO_PULL_NONE);
> + s5p_gpio_set_drv(bank_ext, i, GPIO_DRV_4X);
> + }
> + }
> +
> + return 0;
> +}
> +
> static int exynos4_pinmux_config(int peripheral, int flags)
> {
> switch (peripheral) {
> @@ -383,6 +420,14 @@ static int exynos4_pinmux_config(int peripheral, int
> flags)
> case PERIPH_ID_I2C7:
> exynos4_i2c_config(peripheral, flags);
> break;
> + case PERIPH_ID_SDMMC0:
> + case PERIPH_ID_SDMMC2:
> + return exynos4_mmc_config(peripheral, flags);
> + case PERIPH_ID_SDMMC1:
> + case PERIPH_ID_SDMMC3:
> + case PERIPH_ID_SDMMC4:
> + printf("SDMMC device %d not implemented\n", peripheral);
> + return -1;
> default:
> debug("%s: invalid peripheral %d", __func__, peripheral);
> return -1;
>
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
