[PATCH v2 6/8] arm64: dts: qcom: x1e80100-yoga-slim7x: mark l12b and l15b always-on

Johan Hovold posted 8 patches 9 months, 1 week ago
[PATCH v2 6/8] arm64: dts: qcom: x1e80100-yoga-slim7x: mark l12b and l15b always-on
Posted by Johan Hovold 9 months, 1 week ago
The l12b and l15b supplies are used by components that are not (fully)
described (and some never will be) and must never be disabled.

Mark the regulators as always-on to prevent them from being disabled,
for example, when consumers probe defer or suspend.

Fixes: 45247fe17db2 ("arm64: dts: qcom: x1e80100: add Lenovo Thinkpad Yoga slim 7x devicetree")
Cc: stable@vger.kernel.org	# 6.11
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
index a3d53f2ba2c3..9d4ba9728355 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
@@ -290,6 +290,7 @@ vreg_l12b_1p2: ldo12 {
 			regulator-min-microvolt = <1200000>;
 			regulator-max-microvolt = <1200000>;
 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+			regulator-always-on;
 		};
 
 		vreg_l14b_3p0: ldo14 {
@@ -304,8 +305,8 @@ vreg_l15b_1p8: ldo15 {
 			regulator-min-microvolt = <1800000>;
 			regulator-max-microvolt = <1800000>;
 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+			regulator-always-on;
 		};
-
 	};
 
 	regulators-1 {
-- 
2.48.1