Re: [PATCH v4 2/2] arm64: dts: exynos850: Add acpm SRAM node

From: Peter Griffin

Date: Tue Sep 15 2026 - 10:50:14 EST


On Mon, 14 Sept 2026 at 17:58, Alexey Klimov <alexey.klimov@xxxxxxxxxx> wrote:
>
> SRAM is used by the ACPM protocol to retrieve the ACPM channels
> information and configuration data. Add the SRAM node.
>
> Signed-off-by: Alexey Klimov <alexey.klimov@xxxxxxxxxx>
> ---

Reviewed-by: Peter Griffin <peter.griffin@xxxxxxxxxx>

> arch/arm64/boot/dts/exynos/exynos850.dtsi | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/exynos/exynos850.dtsi b/arch/arm64/boot/dts/exynos/exynos850.dtsi
> index 911643008b9f..2128749d7647 100644
> --- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi
> @@ -176,6 +176,11 @@ soc: soc@0 {
> #size-cells = <1>;
> ranges = <0x0 0x0 0x0 0x20000000>;
>
> + apm_sram: sram@2039000 {
> + compatible = "samsung,exynos850-acpm-sram";
> + reg = <0x2039000 0x30000>;
> + };
> +
> chipid@10000000 {
> compatible = "samsung,exynos850-chipid";
> reg = <0x10000000 0x100>;
>
> --
> 2.51.0
>