arm64: dts: imx8mq: Add ECSPI support

Add support for the three ECSPI ports present on i.MX8MQ.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mq.dtsi

@@ -25,6 +25,9 @@ aliases {
 		serial1 = &uart2;
 		serial2 = &uart3;
 		serial3 = &uart4;
+		spi0 = &ecspi1;
+		spi1 = &ecspi2;
+		spi2 = &ecspi3;
 	};
 
 	ckil: clock-ckil {
@@ -383,6 +386,42 @@ bus@30800000 { /* AIPS3 */
 			#size-cells = <1>;
 			ranges = <0x30800000 0x30800000 0x400000>;
 
+			ecspi1: spi@30820000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx8mq-ecspi", "fsl,imx51-ecspi";
+				reg = <0x30820000 0x10000>;
+				interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MQ_CLK_ECSPI1_ROOT>,
+					 <&clk IMX8MQ_CLK_ECSPI1_ROOT>;
+				clock-names = "ipg", "per";
+				status = "disabled";
+			};
+
+			ecspi2: spi@30830000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx8mq-ecspi", "fsl,imx51-ecspi";
+				reg = <0x30830000 0x10000>;
+				interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MQ_CLK_ECSPI2_ROOT>,
+					 <&clk IMX8MQ_CLK_ECSPI2_ROOT>;
+				clock-names = "ipg", "per";
+				status = "disabled";
+			};
+
+			ecspi3: spi@30840000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx8mq-ecspi", "fsl,imx51-ecspi";
+				reg = <0x30840000 0x10000>;
+				interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MQ_CLK_ECSPI3_ROOT>,
+					 <&clk IMX8MQ_CLK_ECSPI3_ROOT>;
+				clock-names = "ipg", "per";
+				status = "disabled";
+			};
+
 			uart1: serial@30860000 {
 				compatible = "fsl,imx8mq-uart",
 				             "fsl,imx6q-uart";