linux-kernel - [PATCH 3/3] arm64: dts: amlogic: a5: add power domain controller node

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Message-Id: <20240627-a5_secpower-v1-3-1f47dde1270c@amlogic.com>
Date: Thu, 27 Jun 2024 19:47:53 +0800
From: Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@...nel.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>, 
 Martin Blumenstingl <martin.blumenstingl@...glemail.com>, 
 Jianxin Pan <jianxin.pan@...ogic.com>, Ulf Hansson <ulf.hansson@...aro.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-pm@...r.kernel.org, Xianwei Zhao <xianwei.zhao@...ogic.com>, 
 Hongyu Chen <hongyu.chen1@...ogic.com>
Subject: [PATCH 3/3] arm64: dts: amlogic: a5: add power domain controller
 node

From: Xianwei Zhao <xianwei.zhao@...ogic.com>

Add power domain controller node for Amlogic A5 SoC.

Signed-off-by: Hongyu Chen <hongyu.chen1@...ogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi
index 43f68a7da2f7..17a6316de891 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include "amlogic-a4-common.dtsi"
+#include <dt-bindings/power/amlogic,a5-pwrc.h>
 / {
 	cpus {
 		#address-cells = <2>;
@@ -37,4 +38,13 @@ cpu3: cpu@300 {
 			enable-method = "psci";
 		};
 	};
+
+	sm: secure-monitor {
+		compatible = "amlogic,meson-gxbb-sm";
+
+		pwrc: power-controller {
+			compatible = "amlogic,a5-pwrc";
+			#power-domain-cells = <1>;
+		};
+	};
 };

-- 
2.37.1