[1/1] arm64: dts: rockchip: rk356x: Move SHMEM memory to reserved memory

Commit Message

Chukun Pan March 8, 2025, 10 a.m. UTC

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: a3adc0b9071d ("arm64: dts: rockchip: add core dtsi for RK3568 SoC")
Signed-off-by: Chukun Pan <[e-mail]>
---
 arch/arm64/boot/dts/rockchip/rk356x-base.dtsi | 25 +++++++++----------
 1 file changed, 12 insertions(+), 13 deletions(-)

Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
index 4f11141ea146..fd2214b6fad4 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
@@ -174,6 +174,18 @@  psci {
 		method = "smc";
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		scmi_shmem: shmem@10f000 {
+			compatible = "arm,scmi-shmem";
+			reg = <0x0 0x0010f000 0x0 0x100>;
+			no-map;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>,
@@ -199,19 +211,6 @@  xin32k: xin32k {
 		#clock-cells = <0>;
 	};
 
-	sram@10f000 {
-		compatible = "mmio-sram";
-		reg = <0x0 0x0010f000 0x0 0x100>;
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges = <0 0x0 0x0010f000 0x100>;
-
-		scmi_shmem: sram@0 {
-			compatible = "arm,scmi-shmem";
-			reg = <0x0 0x100>;
-		};
-	};
-
 	sata1: sata@fc400000 {
 		compatible = "rockchip,rk3568-dwc-ahci", "snps,dwc-ahci";
 		reg = <0 0xfc400000 0 0x1000>;