From: Srinivas Kandagatla <srinivas.kandaga...@linaro.org> 1.8v regulator on LS expansion should not be disabled anytime to comply with 96boards spec. So make this explicit with always-on flag.
Signed-off-by: Srinivas Kandagatla <srinivas.kandaga...@linaro.org> --- arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index 18c61693529e..0c10bbe55317 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -189,9 +189,15 @@ regulator-min-microvolt = <1300000>; regulator-max-microvolt = <1300000>; }; + + /** + * 1.8v required on LS expansion + * for mezzanine boards + */ s4 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-always-on; }; s5 { regulator-min-microvolt = <2150000>; -- 2.11.0