[PATCH v3 2/2] arm64: dts: exynos850: Add acpm SRAM node

Alexey Klimov <[email protected]> Mon, 27 Jul 2026 14:23:27 +0100
Newsgroups org.kernel.vger.linux-samsung-soc,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
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 <[email protected]>
---
 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 3881f573ec08..0b614caa411c 100644
--- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi
@@ -163,6 +163,11 @@ soc: soc@0 {
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x20000000>;
 
+		apm_sram: sram@2039000 {
+			compatible = "samsung,exynos850-acpm-sram";
+			reg = <0x2039000 0x40000>;
+		};
+
 		chipid@10000000 {
 			compatible = "samsung,exynos850-chipid";
 			reg = <0x10000000 0x100>;

-- 
2.51.0