[U-Boot] [PATCH 4/6] rockchip: pinctrl: rk3328: use gpio instead of sdmmc-pwren

Simon Glass sjg at chromium.org
Sat May 20 02:29:27 UTC 2017


On 16 May 2017 at 21:44, Kever Yang <kever.yang at rock-chips.com> wrote:
> SDMMC-PWREN is a pin to control voltage for SDMMC IO, it may
> be high active or low active, the dwmmc driver always assume
> the sdmmc-pwren as high active.
>
> Kernel treat this pin as fixed regulator instead of a pin from
> controller, and then it can set in dts file upon board schematic,
> that's a good solution, we can also do this in u-boot.
>
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> ---
>
>  drivers/pinctrl/rockchip/pinctrl_rk3328.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)

Acked-by: Simon Glass <sjg at chromium.org>


More information about the U-Boot mailing list