linux-kernel - [PATCH v4 1/2] ARM: dts: sun8i-r40: Add "cpu-supply" node for sun8i-r40 based board

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Message-Id: <20220516021516.23216-2-qianfanguijin@163.com>
Date:   Mon, 16 May 2022 10:15:15 +0800
From:   qianfanguijin@....com
To:     linux-sunxi@...ts.linux.dev
Cc:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        qianfan Zhao <qianfanguijin@....com>
Subject: [PATCH v4 1/2] ARM: dts: sun8i-r40: Add "cpu-supply" node for sun8i-r40 based board

From: qianfan Zhao <qianfanguijin@....com>

The CPU of sun8i-r40 is powered by PMIC, let's add "cpu-supply" node.

Signed-off-by: qianfan Zhao <qianfanguijin@....com>
---
 arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 4 ++++
 arch/arm/boot/dts/sun8i-r40-feta40i.dtsi          | 4 ++++
 arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts          | 4 ++++
 arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts | 4 ++++
 4 files changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
index a6a1087a0c9b..4f30018ec4a2 100644
--- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
+++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
@@ -113,6 +113,10 @@ &ahci {
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &de {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi b/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
index 265e0fa57a32..b872b51a346d 100644
--- a/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40-feta40i.dtsi
@@ -6,6 +6,10 @@
 
 #include "sun8i-r40.dtsi"
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &i2c0 {
 	status = "okay";
 
diff --git a/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts b/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
index 6931aaab2382..0eb1990742ff 100644
--- a/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
+++ b/arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts
@@ -88,6 +88,10 @@ &ahci {
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &de {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
index 47954551f573..fdf8bd12faaa 100644
--- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
+++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
@@ -107,6 +107,10 @@ &ahci {
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &de {
 	status = "okay";
 };
-- 
2.25.1