Re: [PATCH v3 1/2] dt-bindings: mmc: broken clock stable indicator on arasan controllers

Rob Herring
2018-06-20T19:08:28Z

On Wed, Jun 20, 2018 at 01:32:51PM +0200, Helmut Grohne wrote:
> Some controllers immediately report that their internal clock is stable
> after activating it even when the clock is not stable. When used in
> conjunction with older/slower cards, this can result in:
>
> mmc0: error -84 whilst initialising SD card
>
> This flag allows documenting and thus working around such a hardware
> defect.
>
> Signed-off-by: Helmut Grohne <h.grohne@intenta.de>
> Acked-by: Adrian Hunter <adrian.hunter@intel.com>
> ---
> Documentation/devicetree/bindings/mmc/arasan,sdhci.txt | 2 ++
> 1 file changed, 2 insertions(+)

Reviewed-by: Rob Herring <robh@kernel.org>