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>

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 26d5ce4..bb9e96f 100644 (file)
--- 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>;
+               };
        };
 };