diff mbox series

arm64: dts: qcom: x1e80100-romulus: Keep L12B and L15B always on

Message ID 20250304-topic-sl7_vregs_aon-v1-1-b2dc706e4157@oss.qualcomm.com (mailing list archive)
State Accepted
Headers show
Series arm64: dts: qcom: x1e80100-romulus: Keep L12B and L15B always on | expand

Commit Message

Konrad Dybcio March 4, 2025, 5:10 p.m. UTC 
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

These regulators power some electronic components onboard. They're
most likely kept online by other pieces of firmware, but you can never
be sure enough.

Fixes: 09d77be56093 ("arm64: dts: qcom: Add support for X1-based Surface Laptop 7 devices")
Reported-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 2 ++
 1 file changed, 2 insertions(+)


---
base-commit: 20d5c66e1810e6e8805ec0d01373afb2dba9f51a
change-id: 20250304-topic-sl7_vregs_aon-1201ee52ce83

Best regards,

Comments

Johan Hovold March 5, 2025, 8:31 a.m. UTC | #1 
On Tue, Mar 04, 2025 at 06:10:46PM +0100, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> 
> These regulators power some electronic components onboard. They're
> most likely kept online by other pieces of firmware, but you can never
> be sure enough.
> 
> Fixes: 09d77be56093 ("arm64: dts: qcom: Add support for X1-based Surface Laptop 7 devices")
> Reported-by: Johan Hovold <johan+linaro@kernel.org>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
index 5867953c73564ca7ae1279b73f6834aa1d732792..6a883fafe3c77a45e045beba8357d67caa88dabf 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
@@ -510,6 +510,7 @@  vreg_l12b: ldo12 {
 			regulator-min-microvolt = <1200000>;
 			regulator-max-microvolt = <1200000>;
 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+			regulator-always-on;
 		};
 
 		vreg_l13b: ldo13 {
@@ -531,6 +532,7 @@  vreg_l15b: ldo15 {
 			regulator-min-microvolt = <1800000>;
 			regulator-max-microvolt = <1800000>;
 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+			regulator-always-on;
 		};
 
 		vreg_l16b: ldo16 {