[PATCH 3/3] arm64: dts: amlogic: a9: Add power domain controller node

Xianwei Zhao via B4 Relay devnull+xianwei.zhao.amlogic.com at kernel.org
Wed Jul 22 01:39:33 PDT 2026


From: Xianwei Zhao <xianwei.zhao at amlogic.com>

Add power domain controller node for Amlogic A9 SoC.

Signed-off-by: Xianwei Zhao <xianwei.zhao at amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
index b0e0fadeed82..3652b2034c96 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/amlogic,pinctrl.h>
+#include <dt-bindings/power/amlogic,a9-pwrc.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -72,6 +73,15 @@ cpu7: cpu at 700 {
 		};
 	};
 
+	sm: secure-monitor {
+		compatible = "amlogic,meson-gxbb-sm";
+
+		pwrc: power-controller {
+			compatible = "amlogic,a9-pwrc";
+			#power-domain-cells = <1>;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,

-- 
2.52.0





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