[PATCH 1/3] arm64: dts: imx8m: add mu node

[peng . fan]

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

Add mu node to let A53 could communicate with M Core.

Signed-off-by: Peng Fan <peng....@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 9 +++++++++
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 9 +++++++++
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 9 +++++++++
 3 files changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi 
b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index f3bbefe3e59f..9722f76d8c3f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -771,6 +771,15 @@
                                status = "disabled";
                        };
 
+                       mu: mailbox@30aa0000 {
+                               compatible = "fsl,imx6sx-mu";
+                               reg = <0x30aa0000 0x10000>;
+                               interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clk IMX8MM_CLK_MU_ROOT>;
+                               clock-names = "mu";
+                               #mbox-cells = <2>;
+                       };
+
                        usdhc1: mmc@30b40000 {
                                compatible = "fsl,imx8mm-usdhc", 
"fsl,imx7d-usdhc";
                                reg = <0x30b40000 0x10000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi 
b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index fb63a98fdff5..5f30f1d50460 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -671,6 +671,15 @@
                                status = "disabled";
                        };
 
+                       mu: mailbox@30aa0000 {
+                               compatible = "fsl,imx6sx-mu";
+                               reg = <0x30aa0000 0x10000>;
+                               interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clk IMX8MN_CLK_MU_ROOT>;
+                               clock-names = "mu";
+                               #mbox-cells = <2>;
+                       };
+
                        usdhc1: mmc@30b40000 {
                                compatible = "fsl,imx8mn-usdhc", 
"fsl,imx7d-usdhc";
                                reg = <0x30b40000 0x10000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi 
b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 1d15680a4962..e969fcbbd15f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -956,6 +956,15 @@
                                status = "disabled";
                        };
 
+                       mu: mailbox@30aa0000 {
+                               compatible = "fsl,imx6sx-mu";
+                               reg = <0x30aa0000 0x10000>;
+                               interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clk IMX8MQ_CLK_MU_ROOT>;
+                               clock-names = "mu";
+                               #mbox-cells = <2>;
+                       };
+
                        usdhc1: mmc@30b40000 {
                                compatible = "fsl,imx8mq-usdhc",
                                             "fsl,imx7d-usdhc";
-- 
2.16.4