linux-kernel - [PATCH 3/7] arm64: dts: imx93: add s4 mu node

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Message-Id: <20220812074609.53131-4-peng.fan@oss.nxp.com>
Date:   Fri, 12 Aug 2022 15:46:05 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>,
        Ye Li <ye.li@....com>, Jacky Bai <ping.bai@....com>
Subject: [PATCH 3/7] arm64: dts: imx93: add s4 mu node

From: Peng Fan <peng.fan@....com>

Add s4 mu node for sentinel communication

Reviewed-by: Ye Li <ye.li@....com>
Reviewed-by: Jacky Bai <ping.bai@....com>
Signed-off-by: Peng Fan <peng.fan@....com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 26d5ce4a5f2c..dd76472ced46 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -342,5 +342,15 @@ gpio1: gpio@...00080 {
 			clock-names = "gpio", "port";
 			gpio-ranges = <&iomuxc 0 0 32>;
 		};
+
+		s4muap: mailbox@...20000 {
+			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>;
+			status = "okay";
+		};
 	};
 };
-- 
2.37.1