[PATCH v2 1/2] dt-bindings: rockchip-dw-mshc: add optional rockchip,desired-num-phases

Rob Herring robh at kernel.org
Mon May 22 13:06:16 PDT 2017


On Tue, May 16, 2017 at 02:28:53PM +0800, Shawn Lin wrote:
> By default, dw_mmc-rockchip will execute tuning for each degree.
> So we won't miss every point of the good sample windows. However,
> probably the phases are linear inside the good sample window.
> Actually we don't need to do tuning for each degree so that we could
> save some time, for instance, probe the driver or resume from S3.
> 
> Signed-off-by: Shawn Lin <shawn.lin at rock-chips.com>
> 
> ---
> 
> Changes in v2:
> - rename to rockchip,desired-num-phases
> 
>  Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt | 4 ++++
>  1 file changed, 4 insertions(+)

Acked-by: Rob Herring <robh at kernel.org>



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