[PATCH] ARM: at91: fix at91sam9263ek DT mmc pinmuxing settings

[boris.brezillon@free-electrons.com (Boris BREZILLON)]

Hi Andreas,

On Tue, 23 Sep 2014 13:42:44 +0200
Andreas Henriksson <andreas.henriksson@endian.se> wrote:

> As discovered on a custom board similar to at91sam9263ek and basing
> its devicetree on that one apparently the pin muxing doesn't get
> set up properly. This was discovered since the custom boards u-boot
> does funky stuff with the pin muxing and leaved it set to SPI
> which made the MMC driver not work under Linux.
> The fix is simply to define the given configuration as the default.
> This probably worked by pure luck before, but it's better to
> make the muxing explicitly set.
> 
> CC: Boris BREZILLON <boris.brezillon@free-electrons.com>
> Signed-off-by: Andreas Henriksson <andreas.henriksson@endian.se>

Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>

Thanks,

Boris

> ---
>  arch/arm/boot/dts/at91sam9263ek.dts | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/at91sam9263ek.dts b/arch/arm/boot/dts/at91sam9263ek.dts
> index 5cf93ee..33a4f9a 100644
> --- a/arch/arm/boot/dts/at91sam9263ek.dts
> +++ b/arch/arm/boot/dts/at91sam9263ek.dts
> @@ -64,6 +64,7 @@
>  			};
>  
>  			mmc0: mmc at fff80000 {
> +				pinctrl-names = "default";
>  				pinctrl-0 = <
>  					&pinctrl_board_mmc0
>  					&pinctrl_mmc0_clk



-- 
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com