Re: [PATCH 1/1] ARM: dts: Add keep-power-in-suspend to WiFi SDIO node for Snow

Doug Anderson
2015-05-06T16:36:28Z

Javier,

On Wed, May 6, 2015 at 9:32 AM, Javier Martinez Canillas
<javier.martinez@collabora.co.uk> wrote:
> The Marvell mwifiex driver prevents the system to enter into a suspend
> state if the card power is not preserved during a suspend/resume cycle.
>
> So Suspend-to-RAM and Suspend-to-idle are failing on Exynos5250 Snow.
>
> Add the keep-power-in-suspend Power Management property to the SDIO/MMC
> node so the mwifiex suspend handler doesn't fail and the system is able
> to enter into a suspend state.
>
> Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
> ---
>
> Kukjin and Krzysztof,
>
> I didn't notice that Snow was also missing this property when I did the
> same change for Peach Pit and and Pi Chromebooks [0], sorry about that.
>
> Best regards,
> Javier
>
> [0]: https://lkml.org/lkml/2015/4/7/377
> ---
> arch/arm/boot/dts/exynos5250-snow.dts | 1 +
> 1 file changed, 1 insertion(+)

Reviewed-by: Doug Anderson <dianders@chromium.org>