In order to avoid the issues from the tuning procedure required by the UHS cards, keep the vqmmc at 3V3 to use the sd high-speed mode. Add vmmc-supply and vqmmc-supply properties to sdmmc0 node. Signed-off-by: Mihai Sain <mihai.sain@xxxxxxxxxxxxx> --- arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1_ek.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1_ek.dts b/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1_ek.dts index 15239834d886..7b36e1970bb7 100644 --- a/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1_ek.dts +++ b/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1_ek.dts @@ -199,6 +199,8 @@ &sdmmc0 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default>; + vmmc-supply = <&vdd_3v3>; + vqmmc-supply = <&vdd_3v3>; status = "okay"; }; -- 2.43.0