[U-Boot] [PATCH 8/9 V2] EXYNOS5 : Modify pinnumx settings as per Exynos5250 Rev 1.0

[Jaehoon Chung <jh80.chung@samsung.com>]

Hi Rajeshwari,

On 06/20/2012 08:11 PM, Rajeshwari Shinde wrote:

> This patch modifies the pinmux settings of MMC and UART as per
> Exynos5250 Rev 1.0
> 
> Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
> ---
> Chnages in V2:
> 	- None
>  arch/arm/cpu/armv7/exynos/pinmux.c |   18 +++++++++---------
>  1 files changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
> index d2b7d2c..7611c7a 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:
> @@ -66,25 +66,25 @@ 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;
>  
>  	switch (peripheral) {
>  	case PERIPH_ID_SDMMC0:
>  		bank = &gpio1->c0;
>  		bank_ext = &gpio1->c1;
> +		start = 0;
>  		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;
> -		break;
> -	case PERIPH_ID_SDMMC3:
>  		bank = &gpio1->c3;
>  		bank_ext = NULL;
>  		break;

if SDMMC2 is supported 8BIT_MODE. Need gpio1->c4, 

> +	case PERIPH_ID_SDMMC3:
> +		debug("SDMMC3 not supported yet");
> +		return -1;

>  	}
>  	if ((flags & PINMUX_FLAG_8BIT_MODE) && !bank_ext) {
>  		debug("SDMMC device %d does not support 8bit mode",
> @@ -92,7 +92,7 @@ static int exynos5_mmc_config(int peripheral, int flags)
>  		return -1;
>  	}
>  	if (flags & PINMUX_FLAG_8BIT_MODE) {
> -		for (i = 3; i <= 6; i++) {
> +		for (i = start; i <= (start + 3); i++) {
>  			s5p_gpio_cfg_pin(bank_ext, i, GPIO_FUNC(0x3));

At EVT1, i known GPIO_FUNC(0x3) is wrong.

>  			s5p_gpio_set_pull(bank_ext, i, GPIO_PULL_UP);
>  			s5p_gpio_set_drv(bank_ext, i, GPIO_DRV_4X);