[PATCH 1/1] arm64: dts: rockchip: rk3588: Move SHMEM memory to reserved memory

Chukun Pan amadeus at jmu.edu.cn
Tue Apr 1 02:00:09 PDT 2025


0x0 to 0xf0000000 are SDRAM memory areas where 0x10f000 is located.
So move the SHMEM memory of arm_scmi to the reserved memory node.

Fixes: c9211fa2602b ("arm64: dts: rockchip: Add base DT for rk3588 SoC")
Signed-off-by: Chukun Pan <amadeus at jmu.edu.cn>
---
 arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
index 1e18ad93ba0e..c52af310c706 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
@@ -439,16 +439,15 @@ xin32k: clock-2 {
 		#clock-cells = <0>;
 	};
 
-	pmu_sram: sram at 10f000 {
-		compatible = "mmio-sram";
-		reg = <0x0 0x0010f000 0x0 0x100>;
-		ranges = <0 0x0 0x0010f000 0x100>;
-		#address-cells = <1>;
-		#size-cells = <1>;
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
 
-		scmi_shmem: sram at 0 {
+		scmi_shmem: shmem at 10f000 {
 			compatible = "arm,scmi-shmem";
-			reg = <0x0 0x100>;
+			reg = <0x0 0x0010f000 0x0 0x100>;
+			no-map;
 		};
 	};
 
-- 
2.25.1




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