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 sdmmc1 node. Signed-off-by: Mihai Sain <mihai.sain@xxxxxxxxxxxxx> --- arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi index 4617805c7748..96819ea24cbd 100644 --- a/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi +++ b/arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi @@ -368,6 +368,8 @@ &sdmmc1 { no-1-8-v; non-removable; bus-width = <4>; + vmmc-supply = <&vdd_3v3>; + vqmmc-supply = <&vdd_3v3>; status = "okay"; wilc: wifi@0 { -- 2.43.0