linux-kernel - [PATCH v2 4/4] arm64: dts: qcom: ipq6018-mp5496: add LDOA2 regulator

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Message-Id: <20240306140306.876188-5-amadeus@jmu.edu.cn>
Date: Wed,  6 Mar 2024 22:03:06 +0800
From: Chukun Pan <amadeus@....edu.cn>
To: Bjorn Andersson <andersson@...nel.org>
Cc: Konrad Dybcio <konrad.dybcio@...aro.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Rob Herring <robh@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	Chukun Pan <amadeus@....edu.cn>,
	Robert Marko <robimarko@...il.com>
Subject: [PATCH v2 4/4] arm64: dts: qcom: ipq6018-mp5496: add LDOA2 regulator

Add LDOA2 regulator of MP5496 to support SDCC voltage scaling.

Suggested-by: Robert Marko <robimarko@...il.com>
Signed-off-by: Chukun Pan <amadeus@....edu.cn>
---
 arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
index 841fd757bee7..9910bec8a70f 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
@@ -9,9 +9,18 @@ ipq6018_s2: s2 {
 			regulator-max-microvolt = <1062500>;
 			regulator-always-on;
 		};
+
+		ipq6018_l2: l2 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <3300000>;
+		};
 	};
 };
 
+&sdhc {
+	vqmmc-supply = <&ipq6018_l2>;
+};
+
 &CPU0 {
 	cpu-supply = <&ipq6018_s2>;
 };
-- 
2.25.1