[PATCH V2 5/6] arm64: dts: imx8ulp: add mailbox node

Peng Fan (OSS) peng.fan at oss.nxp.com
Wed Aug 31 07:25:51 PDT 2022


From: Peng Fan <peng.fan at nxp.com>

Add Sentinel Message Unit(MU), Generic MU nodes.

Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
index abec8ad4a8de..d95c0e9b15d6 100644
--- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
@@ -152,6 +152,13 @@ soc: soc at 0 {
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x40000000>;
 
+		s4muap: mailbox at 27020000 {
+			compatible = "fsl,imx8ulp-mu-s4";
+			reg = <0x27020000 0x10000>;
+			interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+			#mbox-cells = <2>;
+		};
+
 		per_bridge3: bus at 29000000 {
 			compatible = "simple-bus";
 			reg = <0x29000000 0x800000>;
@@ -159,6 +166,23 @@ per_bridge3: bus at 29000000 {
 			#size-cells = <1>;
 			ranges;
 
+			mu: mailbox at 29220000 {
+				compatible = "fsl,imx8ulp-mu";
+				reg = <0x29220000 0x10000>;
+				interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+				#mbox-cells = <2>;
+				status = "disabled";
+			};
+
+			mu3: mailbox at 29230000 {
+				compatible = "fsl,imx8ulp-mu";
+				reg = <0x29230000 0x10000>;
+				interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&pcc3 IMX8ULP_CLK_MU3_A>;
+				#mbox-cells = <2>;
+				status = "disabled";
+			};
+
 			wdog3: watchdog at 292a0000 {
 				compatible = "fsl,imx8ulp-wdt", "fsl,imx7ulp-wdt";
 				reg = <0x292a0000 0x10000>;
-- 
2.37.1




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