[U-Boot] [PATCH v2 4/5] sunxi: Use PG3 - PG8 as io-pins for mmc1

Ian Campbell ijc at hellion.org.uk
Sat Oct 11 17:44:31 CEST 2014


On Mon, 2014-10-06 at 19:57 +0200, Hans de Goede wrote:
> None of the known sunxi devices actually use mmc1 routed through PH, where
> as some devices do actually use mmc1 routed through PG, so change the routing
> of mmc1 to PG. If in the future we encounter devices with mmc1 routed through
> PH, we will need to change things to be a bit more flexible.
> 
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>

Acked-by: Ian Campbell <ijc at hellion.org.uk>

(right address this time ;-))

> ---
>  arch/arm/include/asm/arch-sunxi/gpio.h | 2 ++
>  board/sunxi/board.c                    | 6 +++---
>  2 files changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
> index f7f3d8c..3f46f78 100644
> --- a/arch/arm/include/asm/arch-sunxi/gpio.h
> +++ b/arch/arm/include/asm/arch-sunxi/gpio.h
> @@ -117,6 +117,8 @@ enum sunxi_gpio_number {
>  #define SUN5I_GPB19_UART0_TX	2
>  #define SUN5I_GPB20_UART0_RX	2
>  
> +#define SUN5I_GPG3_SDC1		2
> +
>  #define SUN5I_GPG3_UART1_TX	4
>  #define SUN5I_GPG4_UART1_RX	4
>  
> diff --git a/board/sunxi/board.c b/board/sunxi/board.c
> index 0a7be31..23f8887 100644
> --- a/board/sunxi/board.c
> +++ b/board/sunxi/board.c
> @@ -75,9 +75,9 @@ static void mmc_pinmux_setup(int sdc)
>  		break;
>  
>  	case 1:
> -		/* CMD-PH22, CLK-PH23, D0~D3-PH24~27 : 5 */
> -		for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) {
> -			sunxi_gpio_set_cfgpin(pin, SUN4I_GPH22_SDC1);
> +		/* CMD-PG3, CLK-PG4, D0~D3-PG5-8 */
> +		for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) {
> +			sunxi_gpio_set_cfgpin(pin, SUN5I_GPG3_SDC1);
>  			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
>  			sunxi_gpio_set_drv(pin, 2);
>  		}




More information about the U-Boot mailing list