arm64: dts: imx8qm-mek: add lpspi2 support

Add lpspi2 support for imx8qm-mek board.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8qm-mek.dts

@@ -85,6 +85,21 @@ &lpuart3 {
 	status = "okay";
 };
 
+&lpspi2 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpspi2 &pinctrl_lpspi2_cs>;
+	cs-gpios = <&lsio_gpio3 10 GPIO_ACTIVE_LOW>;
+	status = "okay";
+
+	spidev0: spi@0 {
+		reg = <0>;
+		compatible = "rohm,dh2228fv";
+		spi-max-frequency = <30000000>;
+	};
+};
+
 &fec1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_fec1>;
@@ -169,6 +184,20 @@ IMX8QM_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3		0x06000020
 		>;
 	};
 
+	pinctrl_lpspi2: lpspi2grp {
+		fsl,pins = <
+			IMX8QM_SPI2_SCK_DMA_SPI2_SCK		0x06000040
+			IMX8QM_SPI2_SDO_DMA_SPI2_SDO		0x06000040
+			IMX8QM_SPI2_SDI_DMA_SPI2_SDI		0x06000040
+		>;
+	};
+
+	pinctrl_lpspi2_cs: lpspi2csgrp {
+		fsl,pins = <
+			IMX8QM_SPI2_CS0_LSIO_GPIO3_IO10		0x21
+		>;
+	};
+
 	pinctrl_lpuart0: lpuart0grp {
 		fsl,pins = <
 			IMX8QM_UART0_RX_DMA_UART0_RX				0x06000020