arm: dts: Add devicetree support for iMXQXP AI_ML board

Add devicetree support for iMXQXP AI_ML board from Einfochips.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>

arch/arm/dts/Makefile

@@ -651,6 +651,7 @@ dtb-$(CONFIG_ARCH_MX7ULP) += imx7ulp-evk.dtb
 dtb-$(CONFIG_ARCH_IMX8) += \
 	fsl-imx8qm-apalis.dtb \
 	fsl-imx8qm-mek.dtb \
+	fsl-imx8qxp-ai_ml.dtb \
 	fsl-imx8qxp-colibri.dtb \
 	fsl-imx8qxp-mek.dtb
 

arch/arm/dts/fsl-imx8qxp-ai_ml-u-boot.dtsi

@@ -0,0 +1,117 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2019 Linaro Ltd.
+ */
+
+&{/imx8qx-pm} {
+
+	u-boot,dm-spl;
+};
+
+&mu {
+	u-boot,dm-spl;
+};
+
+&clk {
+	u-boot,dm-spl;
+};
+
+&iomuxc {
+	u-boot,dm-spl;
+};
+
+&pd_lsio {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio0 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio1 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio2 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio3 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio4 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio5 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio6 {
+	u-boot,dm-spl;
+};
+
+&pd_lsio_gpio7 {
+	u-boot,dm-spl;
+};
+
+&pd_conn {
+	u-boot,dm-spl;
+};
+
+&pd_conn_sdch0 {
+	u-boot,dm-spl;
+};
+
+&pd_conn_sdch1 {
+	u-boot,dm-spl;
+};
+
+&pd_conn_sdch2 {
+	u-boot,dm-spl;
+};
+
+&gpio0 {
+	u-boot,dm-spl;
+};
+
+&gpio1 {
+	u-boot,dm-spl;
+};
+
+&gpio2 {
+	u-boot,dm-spl;
+};
+
+&gpio3 {
+	u-boot,dm-spl;
+};
+
+&gpio4 {
+	u-boot,dm-spl;
+};
+
+&gpio5 {
+	u-boot,dm-spl;
+};
+
+&gpio6 {
+	u-boot,dm-spl;
+};
+
+&gpio7 {
+	u-boot,dm-spl;
+};
+
+&lpuart2 {
+	u-boot,dm-spl;
+};
+
+&usdhc1 {
+	u-boot,dm-spl;
+};
+
+&usdhc2 {
+	u-boot,dm-spl;
+};

arch/arm/dts/fsl-imx8qxp-ai_ml.dts

@@ -0,0 +1,181 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2018 Einfochips
+ * Copyright 2019 Linaro Ltd.
+ */
+
+/dts-v1/;
+
+#include "fsl-imx8qxp.dtsi"
+#include "fsl-imx8qxp-ai_ml-u-boot.dtsi"
+
+/ {
+	model = "Einfochips i.MX8QXP AI_ML";
+	compatible = "einfochips,imx8qxp-ai_ml", "fsl,imx8qxp";
+
+	chosen {
+		bootargs = "console=ttyLP2,115200 earlycon=lpuart32,0x5a080000,115200";
+		stdout-path = &lpuart2;
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x00000000 0x80000000 0 0x80000000>;
+	};
+};
+
+&lpuart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart0>;
+	status = "okay";
+};
+
+&lpuart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart1>;
+	status = "okay";
+};
+
+&lpuart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart2>;
+	status = "okay";
+};
+
+&lpuart3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpuart3>;
+	status = "okay";
+};
+
+&fec1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_fec1>;
+	phy-mode = "rgmii";
+	phy-handle = <&ethphy0>;
+	fsl,ar8031-phy-fixup;
+	fsl,magic-packet;
+	phy-reset-gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+	phy-reset-duration = <10>;
+	phy-reset-post-delay = <150>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ethphy0: ethernet-phy@0 {
+			compatible = "ethernet-phy-ieee802.3-c22";
+			reg = <0>;
+		};
+	};
+};
+
+/* LS-I2C1 */
+&i2c1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lpi2c1>;
+	status = "okay";
+};
+
+&usdhc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usdhc1>;
+	bus-width = <4>;
+	no-sd;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usdhc2>;
+	bus-width = <4>;
+	cd-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_fec1: fec1grp {
+		fsl,pins = <
+			SC_P_COMP_CTL_GPIO_1V8_3V3_ENET_ENETB0_PAD	0x000014a0
+			SC_P_COMP_CTL_GPIO_1V8_3V3_ENET_ENETB1_PAD	0x000014a0
+			SC_P_ENET0_MDC_CONN_ENET0_MDC			0x06000020
+			SC_P_ENET0_MDIO_CONN_ENET0_MDIO			0x06000020
+			SC_P_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL	0x06000020
+			SC_P_ENET0_RGMII_TXC_CONN_ENET0_RGMII_TXC	0x06000020
+			SC_P_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0	0x06000020
+			SC_P_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1	0x06000020
+			SC_P_ENET0_RGMII_TXD2_CONN_ENET0_RGMII_TXD2	0x06000020
+			SC_P_ENET0_RGMII_TXD3_CONN_ENET0_RGMII_TXD3	0x06000020
+			SC_P_ENET0_RGMII_RXC_CONN_ENET0_RGMII_RXC	0x06000020
+			SC_P_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL	0x06000020
+			SC_P_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0	0x06000020
+			SC_P_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1	0x06000020
+			SC_P_ENET0_RGMII_RXD2_CONN_ENET0_RGMII_RXD2	0x06000020
+			SC_P_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3	0x06000020
+		>;
+	};
+
+	pinctrl_lpi2c1: lpi2c1grp {
+		fsl,pins = <
+			SC_P_USB_SS3_TC1_ADMA_I2C1_SCL			0x06000021
+			SC_P_USB_SS3_TC3_ADMA_I2C1_SDA			0x06000021
+		>;
+	};
+
+	pinctrl_lpuart0: lpuart0grp {
+		fsl,pins = <
+			SC_P_UART0_RX_ADMA_UART0_RX			0X06000020
+			SC_P_UART0_TX_ADMA_UART0_TX			0X06000020
+		>;
+	};
+
+	pinctrl_lpuart1: lpuart1grp {
+		fsl,pins = <
+			SC_P_UART1_RX_ADMA_UART1_RX			0X06000020
+			SC_P_UART1_TX_ADMA_UART1_TX			0X06000020
+		>;
+	};
+
+	pinctrl_lpuart2: lpuart2grp {
+		fsl,pins = <
+			SC_P_UART2_RX_ADMA_UART2_RX			0X06000020
+			SC_P_UART2_TX_ADMA_UART2_TX			0X06000020
+		>;
+	};
+
+	pinctrl_lpuart3: lpuart3grp {
+		fsl,pins = <
+			SC_P_FLEXCAN2_RX_ADMA_UART3_RX			0X06000020
+			SC_P_FLEXCAN2_TX_ADMA_UART3_TX			0X06000020
+		>;
+	};
+
+	pinctrl_usdhc1: usdhc1grp {
+		fsl,pins = <
+			SC_P_EMMC0_CLK_CONN_EMMC0_CLK			0x06000041
+			SC_P_EMMC0_CMD_CONN_EMMC0_CMD			0x00000021
+			SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0		0x00000021
+			SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1		0x00000021
+			SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2		0x00000021
+			SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3		0x00000021
+		>;
+	};
+
+	pinctrl_usdhc2: usdhc2grp {
+		fsl,pins = <
+			SC_P_USDHC1_CLK_CONN_USDHC1_CLK			0x06000041
+			SC_P_USDHC1_CMD_CONN_USDHC1_CMD			0x00000021
+			SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0		0x00000021
+			SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1		0x00000021
+			SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2		0x00000021
+			SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3		0x00000021
+			SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT		0x00000021
+		>;
+	};
+};