Re: [PATCH v2 1/2] arm64: dts: qcom: sm8650-mtp: add PM8010 regulators

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On 1/24/24 20:15, David Collins wrote:
On 1/23/24 00:49, Fenglin Wu via B4 Relay wrote:
From: Fenglin Wu <quic_fenglinw@xxxxxxxxxxx>

Add PM8010 regulator device nodes for sm8650-mtp board.

Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
Signed-off-by: Fenglin Wu <quic_fenglinw@xxxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/sm8650-mtp.dts | 118 ++++++++++++++++++++++++++++++++
  1 file changed, 118 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8650-mtp.dts b/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
index 9d916edb1c73..3791971efee6 100644
--- a/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
@@ -428,6 +428,124 @@ vreg_l3i_1p2: ldo3 {
  						   RPMH_REGULATOR_MODE_HPM>;
  		};
  	};
+
+	regulators-6 {
+		compatible = "qcom,pm8010-rpmh-regulators";
+		qcom,pmic-id = "m";
+
+		vdd-l1-l2-supply = <&vreg_s1c_1p2>;
+		vdd-l3-l4-supply = <&vreg_bob2>;
+		vdd-l5-supply = <&vreg_s6c_1p8>;
+		vdd-l6-l7-supply = <&vreg_bob1>;

Please replace this line with:

vdd-l6-supply = <&vreg_bob1>;
vdd-l7-supply = <&vreg_bob1>;

+
+		vreg_l1m_1p1: ldo1 {
+			regulator-name = "vreg_l1m_1p1";
+			regulator-min-microvolt = <1104000>;
+			regulator-max-microvolt = <1104000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;

Optional:
PM8010 L1 and L2 physically support LPM vs HPM configuration.
Therefore, these lines could be added here to allow such configuration
by software at runtime:

regulator-allow-set-load;
regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
			   RPMH_REGULATOR_MODE_HPM>;

David,

I was under the impression that *all* RPMh regulators support
modesetting. Would that be an incorrect assumption to make?

Konrad




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