[PATCH 2/3] riscv: dts: add mailbox for Sophgo cv18x SoCs

[Yuntao Dai]

Add mailbox node for Sophgo cv18x SoCs

Signed-off-by: Yuntao Dai <d1581209858 at live.com>
---
 arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index 891932ae4..48f309bfa 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -310,5 +310,16 @@
 			reg = <0x74000000 0x10000>;
 			interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>;
 		};
+
+		mailbox: mailbox at 1900000 {
+			compatible = "sophgo,cv1800b-mailbox";
+			reg = <0x01900000 0x1000>;
+			interrupts = <101 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "mailbox";
+			interrupt-parent = <&plic>;
+			recvid = <1>;
+			sendto = <2>;
+			#mbox-cells = <1>;
+		};
 	};
 };
-- 
2.17.1