Hi Icenowy,

On Mon, Aug 01, 2016 at 11:13:50PM +0800, Icenowy Zheng wrote:
> Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
> ---
> Changes in v2:
> - Rebased on Hans de Goede's patchset.
> 
>  Documentation/devicetree/bindings/mmc/sunxi-mmc.txt | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt b/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
> index 904ff9f..55cdd80 100644
> --- a/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
> +++ b/Documentation/devicetree/bindings/mmc/sunxi-mmc.txt
> @@ -13,6 +13,7 @@ Required properties:
>     * "allwinner,sun5i-a13-mmc"
>     * "allwinner,sun7i-a20-mmc"
>     * "allwinner,sun9i-a80-mmc"
> +   * "allwinner,sun50i-a64-mmc"
>   - reg : mmc controller base registers
>   - clocks : a list with 4 phandle + clock specifier pairs
>   - clock-names : must contain "ahb", "mmc", "output" and "sample"

You need to document that the output and sample clocks are not
mandatory in the A64 case.

Thanks!
Maxime

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