linux-kernel - [PATCH V4 1/2] arm64: dts: imx8m: add mu node

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Date:   Wed,  3 Jun 2020 11:35:59 +0800
From:   peng.fan@....com
To:     shawnguo@...nel.org, fabio.estevam@....com, kernel@...gutronix.de,
        aisheng.dong@....com, robh+dt@...nel.org, sboyd@...nel.org,
        linux@...pel-privat.de
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-imx@....com, leonard.crestez@....com, daniel.baluta@....com,
        l.stach@...gutronix.de, devicetree@...r.kernel.org,
        linux-clk@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: [PATCH V4 1/2] arm64: dts: imx8m: add mu node

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

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

Reviewed-by: Dong Aisheng <aisheng.dong@....com>
Signed-off-by: Peng Fan <peng.fan@....com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 8 ++++++++
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 8 ++++++++
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 8 ++++++++
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 8 ++++++++
 4 files changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index aaf6e71101a1..d9e787ea246f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -775,6 +775,14 @@
 				status = "disabled";
 			};
 
+			mu: mailbox@...a0000 {
+				compatible = "fsl,imx8mm-mu", "fsl,imx6sx-mu";
+				reg = <0x30aa0000 0x10000>;
+				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MM_CLK_MU_ROOT>;
+				#mbox-cells = <2>;
+			};
+
 			usdhc1: mmc@...40000 {
 				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 9a4b65a267d4..3dca1fb34ea3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -675,6 +675,14 @@
 				status = "disabled";
 			};
 
+			mu: mailbox@...a0000 {
+				compatible = "fsl,imx8mn-mu", "fsl,imx6sx-mu";
+				reg = <0x30aa0000 0x10000>;
+				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MN_CLK_MU_ROOT>;
+				#mbox-cells = <2>;
+			};
+
 			usdhc1: mmc@...40000 {
 				compatible = "fsl,imx8mn-usdhc", "fsl,imx7d-usdhc";
 				reg = <0x30b40000 0x10000>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 45e2c0a4e889..1bc14bb44d90 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -621,6 +621,14 @@
 				status = "disabled";
 			};
 
+			mu: mailbox@...a0000 {
+				compatible = "fsl,imx8mp-mu", "fsl,imx6sx-mu";
+				reg = <0x30aa0000 0x10000>;
+				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MP_CLK_MU_ROOT>;
+				#mbox-cells = <2>;
+			};
+
 			i2c5: i2c@...d0000 {
 				compatible = "fsl,imx8mp-i2c", "fsl,imx21-i2c";
 				#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 978f8122c0d2..3e762919d61f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -959,6 +959,14 @@
 				status = "disabled";
 			};
 
+			mu: mailbox@...a0000 {
+				compatible = "fsl,imx8mq-mu", "fsl,imx6sx-mu";
+				reg = <0x30aa0000 0x10000>;
+				interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MQ_CLK_MU_ROOT>;
+				#mbox-cells = <2>;
+			};
+
 			usdhc1: mmc@...40000 {
 				compatible = "fsl,imx8mq-usdhc",
 				             "fsl,imx7d-usdhc";
-- 
2.16.4