According to the datasheet the allowed modes for the da9211 regulator are sync and auto mode. This should be changed in the devicetree. This also fix an error message 'BUCKA: invalid regulator-allowed-modes element 0' since value 0 is invalid. Fixes: 689b937beddeb ("arm64: dts: mediatek: add mt8173 elm and hana board") Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi index 1fe5dac24ba1..1a51879d5c6f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi @@ -5,6 +5,7 @@ #include <dt-bindings/input/input.h> #include <dt-bindings/input/linux-event-codes.h> +#include <dt-bindings/regulator/dlg,da9211-regulator.h> #include <dt-bindings/gpio/gpio.h> #include "mt8173.dtsi" @@ -293,7 +294,8 @@ regulator-max-microamp = <4400000>; regulator-ramp-delay = <10000>; regulator-always-on; - regulator-allowed-modes = <0 1>; + regulator-allowed-modes = <DA9211_BUCK_MODE_SYNC + DA9211_BUCK_MODE_AUTO>; }; da9211_vgpu_reg: BUCKB { -- 2.17.1