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

Neil Armstrong neil.armstrong at linaro.org
Tue Jul 28 01:34:57 PDT 2026


On 7/22/26 10:39, Xianwei Zhao via B4 Relay wrote:
> 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>,
> 

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

Thanks,
Neil



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