ARM: dts: imx7s: add i.MX7 messaging unit support

Define the Messaging Unit (MU) for i.MX7 in the processor's dtsi.
The respective driver is added in the next commit.

Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
index a052198..219ea13 100644 (file)
--- a/arch/arm/boot/dts/imx7s.dtsi
+++ b/arch/arm/boot/dts/imx7s.dtsi
@@ -974,6 +974,25 @@
                                status = "disabled";
                        };
 
+                       mu0a: mailbox@30aa0000 {
+                               compatible = "fsl,imx7s-mu", "fsl,imx6sx-mu";
+                               reg = <0x30aa0000 0x10000>;
+                               interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clks IMX7D_MU_ROOT_CLK>;
+                               #mbox-cells = <2>;
+                               status = "disabled";
+                       };
+
+                       mu0b: mailbox@30ab0000 {
+                               compatible = "fsl,imx7s-mu", "fsl,imx6sx-mu";
+                               reg = <0x30ab0000 0x10000>;
+                               interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clks IMX7D_MU_ROOT_CLK>;
+                               #mbox-cells = <2>;
+                               fsl,mu-side-b;
+                               status = "disabled";
+                       };
+
                        usbotg1: usb@30b10000 {
                                compatible = "fsl,imx7d-usb", "fsl,imx27-usb";
                                reg = <0x30b10000 0x200>;