The ACIN pins of the AXP221 PMIC on the A31 Hummingbird are tied to the DC jack on the board through a 12V to 5V buck converter. Enable the ACIN power supply. Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx> --- arch/arm/boot/dts/sun6i-a31-hummingbird.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/sun6i-a31-hummingbird.dts b/arch/arm/boot/dts/sun6i-a31-hummingbird.dts index 55607208468b..9ecb5f0b3f83 100644 --- a/arch/arm/boot/dts/sun6i-a31-hummingbird.dts +++ b/arch/arm/boot/dts/sun6i-a31-hummingbird.dts @@ -253,6 +253,10 @@ #include "axp22x.dtsi" +&ac_power_supply { + status = "okay"; +}; + ®_aldo1 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; -- 2.11.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html