dts: add rpmsg share mem configsJH7110-RTThread-AMP-v0.1.0rtthread_AMP

Add rpmsg share memory config. 4M share memory
and 20M RT-thread.

Signed-off-by: Minda Chen <minda.chen@starfivetech.com>

2 files changed, 15 insertions, 2 deletions

diff --git a/arch/riscv/boot/dts/starfive/jh7110-visionfive-v2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-visionfive-v2.dtsi
index b0aed338088d..ee1d9e28ba2c 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-visionfive-v2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-visionfive-v2.dtsi
@@ -71,8 +71,12 @@
 			reg = <0x0 0x69c00000 0x0 0x03001000>;
 		};
 
-		rtthread_reserved: rt@6e400000 {
-			reg = <0x0 0x6e400000 0x0 0x1c00000>;
+		rpmsg_share_mem: rpmsg-shmem {
+			reg = <0x0 0x6e400000 0x0 0x400000>;
+		};
+
+		rtthread_reserved: rt@6e800000 {
+			reg = <0x0 0x6e800000 0x0 0x1800000>;
 		};
 	};
 
@@ -396,6 +400,11 @@
 	};
 };
 
+&rpmsg {
+	status = "okay";
+	memory-region = <&rpmsg_share_mem>;
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 8511ae22ce78..23bd019e3298 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -282,6 +282,10 @@
 			reg = <0x0 0x13030000 0x0 0x1000>;
 		};
 
+		rpmsg: rpmsg@0 {
+			compatible = "starfive,amp-virtio-rpmsg";
+		};
+
 		clint: clint@2000000 {
 			compatible = "riscv,clint0";
 			reg = <0x0 0x2000000 0x0 0x10000>;