From 0dfb380d2492b498166bc06c29618b0e5c81a0f2 Mon Sep 17 00:00:00 2001
From: Peng Fan <peng.fan@nxp.com>
Date: Mon, 5 Sep 2022 13:59:11 +0800
Subject: [PATCH] arm64: dts: imx93: add s4 mu node

Add s4 mu node for sentinel communication

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 26d5ce4a5f2c9..bb9e96ffb70ae 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -342,5 +342,14 @@
 			clock-names = "gpio", "port";
 			gpio-ranges = <&iomuxc 0 0 32>;
 		};
+
+		s4muap: mailbox@47520000 {
+			compatible = "fsl,imx93-mu-s4";
+			reg = <0x47520000 0x10000>;
+			interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "txirq", "rxirq";
+			#mbox-cells = <2>;
+		};
 	};
 };
-- 
2.30.2