linux-kernel - [PATCH v5 5/5] arm64: dts: qcom: ipq6018: add LDOA2 regulator

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Message-Id: <20250120140006.655463-6-amadeus@jmu.edu.cn>
Date: Mon, 20 Jan 2025 22:00:06 +0800
From: Chukun Pan <amadeus@....edu.cn>
To: Bjorn Andersson <andersson@...nel.org>
Cc: Konrad Dybcio <konradybcio@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.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 v5 5/5] arm64: dts: qcom: ipq6018: add LDOA2 regulator

Add LDOA2 regulator from 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 08b54b1e5249..d6b111a77f79 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
@@ -31,5 +31,14 @@ mp5496_s2: s2 {
 			regulator-max-microvolt = <1062500>;
 			regulator-always-on;
 		};
+
+		mp5496_l2: l2 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <3300000>;
+		};
 	};
 };
+
+&sdhc {
+	vqmmc-supply = <&mp5496_l2>;
+};
-- 
2.25.1