[PATCH 7/7] arm64: dts: freescale: add initial tree for TQMa8Mx with i.MX8M

Alexander Stein alexander.stein at ew.tq-group.com
Wed Oct 6 06:23:09 PDT 2021


This adds support for TQMa8Mx module on MBa8Mx board.

Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/Makefile        |   1 +
 .../dts/freescale/imx8mq-tqma8mq-mba8mx.dts   | 416 ++++++++++++++++++
 .../boot/dts/freescale/imx8mq-tqma8mq.dtsi    | 369 ++++++++++++++++
 3 files changed, 786 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index ed166e6d20f6..7776bb6aeee9 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -60,6 +60,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r2.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r3.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r4.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mq-tqma8mq-mba8mx.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-mnt-reform2.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-nitrogen.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-phanbell.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
new file mode 100644
index 000000000000..d105969fddbb
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx.dts
@@ -0,0 +1,416 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2021 TQ-Systems GmbH
+ */
+
+/dts-v1/;
+
+#include "imx8mq-tqma8mq.dtsi"
+#include "mba8mx.dtsi"
+
+/ {
+	model = "TQ-Systems GmbH i.MX8MQ TQMa8MQ on MBa8Mx";
+	compatible = "tq,imx8mq-tqma8mq-mba8mx", "tq,imx8mq-tqma8mq", "fsl,imx8mq";
+
+	aliases {
+		eeprom0 = &eeprom3;
+		mmc0 = &usdhc1;
+		mmc1 = &usdhc2;
+		rtc0 = &pcf85063;
+		rtc1 = &snvs_rtc;
+	};
+
+	extcon_usbotg: extcon-usbotg0 {
+		compatible = "linux,extcon-usb-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbcon0>;
+		id-gpio = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+	};
+
+	pcie0_refclk: pcie0-refclk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+	};
+
+	pcie1_refclk: pcie1-refclk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+	};
+
+	reg_otg_vbus: regulator-otg-vbus {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_regotgvbus>;
+		regulator-name = "MBA8MQ_OTG_VBUS";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	reg_usdhc2_vmmc: regulator-vmmc {
+		compatible = "regulator-fixed";
+		regulator-name = "VSD_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+};
+
+&btn2 {
+	gpios = <&gpio3 17 GPIO_ACTIVE_LOW>;
+};
+
+&codec {
+	clock-names = "mclk";
+	clocks = <&clk IMX8MQ_CLK_SAI3_ROOT>;
+};
+
+&i2c1 {
+	expander2: gpio at 25 {
+		compatible = "nxp,pca9555";
+		reg = <0x25>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		vcc-supply = <&reg_vcc_3v3>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_expander>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+
+		mpcie-rst-hog {
+			gpio-hog;
+			gpios = <13 0>;
+			output-high;
+			line-name = "MPCIE_RST#";
+		};
+	};
+};
+
+&irqsteer {
+	status = "okay";
+};
+
+&gpio_leds {
+	led3 {
+		label = "led3";
+		gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&led2 {
+	gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+};
+
+&pcie0 {
+	reset-gpio = <&expander0 14 GPIO_ACTIVE_LOW>;
+	clocks = <&clk IMX8MQ_CLK_PCIE1_ROOT>,
+		 <&clk IMX8MQ_CLK_PCIE1_AUX>,
+		 <&clk IMX8MQ_CLK_PCIE1_PHY>,
+		 <&pcie0_refclk>;
+	clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
+	epdev_on-supply = <&reg_vcc_3v3>;
+	hard-wired = <1>;
+	status = "okay";
+};
+
+/*
+ * miniPCIe, also usable for cards with USB. Therefore configure the reset as
+ * static gpio hog.
+ */
+&pcie1 {
+	clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>,
+		 <&clk IMX8MQ_CLK_PCIE2_AUX>,
+		 <&clk IMX8MQ_CLK_PCIE2_PHY>,
+		 <&pcie1_refclk>;
+	clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
+	epdev_on-supply = <&reg_vcc_3v3>;
+	hard-wired = <1>;
+	status = "okay";
+};
+
+&sai3 {
+	assigned-clocks = <&clk IMX8MQ_CLK_SAI3>;
+	assigned-clock-parents = <&clk IMX8MQ_AUDIO_PLL1_OUT>;
+	clock-names = "bus", "mclk0", "mclk1", "mclk2", "mclk3", "pll8k", "pll11k";
+	clocks = <&clk IMX8MQ_CLK_SAI3_IPG>, <&clk IMX8MQ_CLK_DUMMY>,
+		<&clk IMX8MQ_CLK_SAI3_ROOT>, <&clk IMX8MQ_CLK_DUMMY>,
+		<&clk IMX8MQ_CLK_DUMMY>, <&clk IMX8MQ_AUDIO_PLL1_OUT>,
+		<&clk IMX8MQ_AUDIO_PLL2_OUT>;
+};
+
+&uart1 {
+	assigned-clocks = <&clk IMX8MQ_CLK_UART1>;
+	assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>;
+};
+
+&uart2 {
+	assigned-clocks = <&clk IMX8MQ_CLK_UART2>;
+	assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>;
+};
+
+/* console */
+&uart3 {
+	assigned-clocks = <&clk IMX8MQ_CLK_UART3>;
+	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
+};
+
+&usb3_phy0 {
+	vbus-supply = <&reg_otg_vbus>;
+	status = "okay";
+};
+
+&usb_dwc3_0 {
+	/* we implement dual role but not full featured OTG */
+	extcon = <&extcon_usbotg>;
+	hnp-disable;
+	srp-disable;
+	adp-disable;
+	/*
+	 * TODO: OC not supported due to non matching active polarity
+	 *	pinctrl-names = "default";
+	 *	pinctrl-0 = <&pinctrl_usb0>;
+	 */
+	disable-over-current;
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&usb3_phy1 {
+	status = "okay";
+};
+
+&usb_dwc3_1 {
+	status = "okay";
+	dr_mode = "host";
+};
+
+&vpu {
+	status = "okay";
+};
+
+&wdog1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_wdog>;
+	fsl,ext-reset-output;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_ecspi1: ecspi1grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK	0x0000004e
+			MX8MQ_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI	0x0000004e
+			MX8MQ_IOMUXC_ECSPI1_MISO_ECSPI1_MISO	0x0000004e
+			MX8MQ_IOMUXC_ECSPI1_SS0_GPIO5_IO9	0x0000004e
+		>;
+	};
+
+	pinctrl_ecspi2: ecspi2grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK	0x0000004e
+			MX8MQ_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI	0x0000004e
+			MX8MQ_IOMUXC_ECSPI2_MISO_ECSPI2_MISO	0x0000004e
+			MX8MQ_IOMUXC_ECSPI2_SS0_GPIO5_IO13	0x0000004e
+		>;
+	};
+
+	pinctrl_expander: expandergrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9	0xd6
+		>;
+	};
+
+	pinctrl_fec1: fec1grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC		0x3
+			MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO	0x23
+			MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3	0x1f
+			MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2	0x1f
+			MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1	0x1f
+			MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0	0x1f
+			MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3	0x91
+			MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2	0x91
+			MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1	0x91
+			MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0	0x91
+			MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC	0x1f
+			MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC	0x91
+			MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
+			MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
+		>;
+	};
+
+	pinctrl_gpiobutton: gpiobuttongrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO05_GPIO1_IO5	0x41
+			MX8MQ_IOMUXC_GPIO1_IO07_GPIO1_IO7	0x41
+			MX8MQ_IOMUXC_NAND_WE_B_GPIO3_IO17	0x41
+		>;
+	};
+
+	pinctrl_gpioled: gpioledgrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO00_GPIO1_IO0	0x41
+			MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8	0x41
+			MX8MQ_IOMUXC_NAND_READY_B_GPIO3_IO16	0x41
+		>;
+	};
+
+	pinctrl_i2c2: i2c2grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C2_SCL_I2C2_SCL		0x40000067
+			MX8MQ_IOMUXC_I2C2_SDA_I2C2_SDA		0x40000067
+		>;
+	};
+
+	pinctrl_i2c2_gpio: i2c2gpiogrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C2_SCL_GPIO5_IO16	0x40000067
+			MX8MQ_IOMUXC_I2C2_SDA_GPIO5_IO17	0x40000067
+		>;
+	};
+
+	pinctrl_i2c3: i2c3grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL		0x40000067
+			MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA		0x40000067
+		>;
+	};
+
+	pinctrl_i2c3_gpio: i2c3gpiogrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C3_SCL_GPIO5_IO18	0x40000067
+			MX8MQ_IOMUXC_I2C3_SDA_GPIO5_IO19	0x40000067
+		>;
+	};
+
+	pinctrl_pwm3: pwm3grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO14_PWM3_OUT	0x16
+		>;
+	};
+
+	pinctrl_pwm4: pwm4grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO15_PWM4_OUT	0x16
+		>;
+	};
+
+	pinctrl_regotgvbus: reggotgvbusgrp {
+		fsl,pins = <
+			/* USB1 OTG PWR as GPIO */
+			MX8MQ_IOMUXC_GPIO1_IO12_GPIO1_IO12	0x06
+		>;
+	};
+
+	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD2_RESET_B_GPIO2_IO19	0xc1
+		>;
+	};
+
+	pinctrl_sai3: sai3grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SAI3_MCLK_SAI3_MCLK	0xd6
+			MX8MQ_IOMUXC_SAI3_RXC_SAI3_RX_BCLK	0xd6
+			MX8MQ_IOMUXC_SAI3_RXFS_SAI3_RX_SYNC	0xd6
+			MX8MQ_IOMUXC_SAI3_RXD_SAI3_RX_DATA0	0xd6
+			MX8MQ_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC	0xd6
+			MX8MQ_IOMUXC_SAI3_TXD_SAI3_TX_DATA0	0xd6
+			MX8MQ_IOMUXC_SAI3_TXC_SAI3_TX_BCLK	0xd6
+		>;
+	};
+
+	pinctrl_uart1: uart1grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX	0x79
+			MX8MQ_IOMUXC_UART1_TXD_UART1_DCE_TX	0x79
+		>;
+	};
+
+	pinctrl_uart2: uart2grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX	0x79
+			MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX	0x79
+		>;
+	};
+
+	pinctrl_uart3: uart3grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_UART3_RXD_UART3_DCE_RX	0x79
+			MX8MQ_IOMUXC_UART3_TXD_UART3_DCE_TX	0x79
+		>;
+	};
+
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_UART4_RXD_UART4_DCE_RX	0x79
+			MX8MQ_IOMUXC_UART4_TXD_UART4_DCE_TX	0x79
+		>;
+	};
+
+	/*
+	 * TODO: OC detection is not functional yet since signal is expected to
+	 * be low active. HW on MBa8Mx has high active signalling
+	 * See: https://community.nxp.com/message/1247228?commentID=1247228#comment-1247228
+	 */
+	pinctrl_usb0: usb0grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO13_USB1_OTG_OC	0x01
+		>;
+	};
+
+	pinctrl_usbcon0: usb0congrp {
+		fsl,pins = <
+			/* ID: floating / high: device, low: host -> use PU */
+			MX8MQ_IOMUXC_GPIO1_IO10_GPIO1_IO10	0xe6
+		>;
+	};
+
+	pinctrl_usdhc2: usdhc2grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK		0x83
+			MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD		0xc3
+			MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0	0xc3
+			MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1	0xc3
+			MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2	0xc3
+			MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3	0xc3
+			MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0xc1
+		>;
+	};
+
+	pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK		0x85
+			MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD		0xc5
+			MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0	0xc5
+			MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1	0xc5
+			MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2	0xc5
+			MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3	0xc5
+			MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0xc1
+		>;
+	};
+
+	pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK		0x9f
+			MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD		0xc7
+			MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0	0xc7
+			MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1	0xc7
+			MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2	0xc7
+			MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3	0xc7
+			MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0xc1
+		>;
+	};
+
+	pinctrl_usdhc2_gpio: usdhc2grpgpio {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD2_CD_B_GPIO2_IO12	0x41
+		>;
+	};
+};
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi
new file mode 100644
index 000000000000..d7efdb9f9c1a
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi
@@ -0,0 +1,369 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2021 TQ-Systems GmbH
+ */
+
+#include "imx8mq.dtsi"
+
+/ {
+	model = "TQ-Systems GmbH i.MX8MQ TQMa8MQ";
+	compatible = "tq,imx8mq-tqma8mq", "fsl,imx8mq";
+
+	chosen {
+	};
+
+	memory at 40000000 {
+		device_type = "memory";
+		/*  our minimum RAM config will be 1024 MiB */
+		reg = <0x00000000 0x40000000 0 0x40000000>;
+	};
+
+	/* e-MMC IO, needed for HS modes */
+	reg_vcc1v8: regulator-vcc1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "TQMA8MX_VCC1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+	};
+
+	reg_vcc3v3: regulator-vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "TQMA8MX_VCC3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
+	reg_vdd_arm: regulator-vdd-arm {
+		compatible = "regulator-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_dvfs>;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <1000000>;
+		regulator-name = "TQMa8Mx_DVFS";
+		regulator-type = "voltage";
+		regulator-settling-time-us = <150000>;
+		gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
+		states = <900000 0x1 1000000 0x0>;
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* global autoconfigured region for contiguous allocations */
+		linux,cma {
+			compatible = "shared-dma-pool";
+			reusable;
+			/* 640 MiB */
+			size = <0 0x28000000>;
+			/*  1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
+			alloc-ranges = <0 0x40000000 0 0x78000000>;
+			linux,cma-default;
+		};
+	};
+};
+
+&A53_0 {
+	cpu-supply = <&reg_vdd_arm>;
+};
+
+&A53_1 {
+	cpu-supply = <&reg_vdd_arm>;
+};
+
+&A53_2 {
+	cpu-supply = <&reg_vdd_arm>;
+};
+
+&A53_3 {
+	cpu-supply = <&reg_vdd_arm>;
+};
+
+&pgc_gpu {
+	power-supply = <&sw1a_reg>;
+};
+
+&pgc_vpu {
+	power-supply = <&sw1c_reg>;
+};
+
+&i2c1 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	pinctrl-1 = <&pinctrl_i2c1_gpio>;
+	scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+	sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+	status = "okay";
+
+	pfuze100: pmic at 8 {
+		compatible = "fsl,pfuze100";
+		fsl,pfuze-support-disable-sw;
+		reg = <0x8>;
+
+		regulators {
+			/* VDD_GPU */
+			sw1a_reg: sw1ab {
+				regulator-min-microvolt = <825000>;
+				regulator-max-microvolt = <1100000>;
+			};
+
+			/* VDD_VPU */
+			sw1c_reg: sw1c {
+				regulator-min-microvolt = <825000>;
+				regulator-max-microvolt = <1100000>;
+			};
+
+			/* NVCC_DRAM */
+			sw2_reg: sw2 {
+				regulator-min-microvolt = <1100000>;
+				regulator-max-microvolt = <1100000>;
+				regulator-always-on;
+			};
+
+			/* VDD_DRAM */
+			sw3a_reg: sw3ab {
+				regulator-min-microvolt = <825000>;
+				regulator-max-microvolt = <1100000>;
+				regulator-always-on;
+			};
+
+			/* 1.8 V for QSPI NOR, e-MMC IO, must not be changed */
+			nvcc_1v8_reg: sw4 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			swbst_reg: swbst {
+				regulator-min-microvolt = <5000000>;
+				regulator-max-microvolt = <5150000>;
+			};
+
+			snvs_reg: vsnvs {
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <3000000>;
+				regulator-always-on;
+			};
+
+			vref_reg: vrefddr {
+				regulator-always-on;
+			};
+
+			/* not used */
+			vgen1_reg: vgen1 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1550000>;
+			};
+
+			/* VDD_PHY_0V9 */
+			vgen2_reg: vgen2 {
+				regulator-min-microvolt = <850000>;
+				regulator-max-microvolt = <975000>;
+				regulator-always-on;
+			};
+
+			/* VDD_PHY_1V8 */
+			vgen3_reg: vgen3 {
+				regulator-min-microvolt = <1675000>;
+				regulator-max-microvolt = <1975000>;
+				regulator-always-on;
+			};
+
+			/* VDDA_1V8 */
+			vgen4_reg: vgen4 {
+				regulator-min-microvolt = <1625000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-always-on;
+			};
+
+			/* VDD_PHY_3V3 */
+			vgen5_reg: vgen5 {
+				regulator-min-microvolt = <3075000>;
+				regulator-max-microvolt = <3625000>;
+				regulator-always-on;
+			};
+
+			/* not used */
+			vgen6_reg: vgen6 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+			};
+		};
+	};
+
+	sensor0: temperature-sensor-eeprom at 1b {
+		compatible = "nxp,se97", "jedec,jc-42.4-temp";
+		reg = <0x1b>;
+	};
+
+	pcf85063: rtc at 51 {
+		compatible = "nxp,pcf85063a";
+		reg = <0x51>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_rtc>;
+		interrupt-names = "irq";
+		interrupt-parent = <&gpio1>;
+		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
+		quartz-load-femtofarads = <7000>;
+	};
+
+	eeprom1: eeprom at 53 {
+		compatible = "nxp,se97b", "atmel,24c02";
+		reg = <0x53>;
+		pagesize = <16>;
+		read-only;
+	};
+
+	eeprom0: eeprom at 57 {
+		compatible = "atmel,24c64";
+		reg = <0x57>;
+		pagesize = <32>;
+	};
+};
+
+&pcie0 {
+	/* 3.3V supply, only way to switch on internal 1.8V supply using GPR */
+	vph-supply = <&vgen5_reg>;
+};
+
+&pcie1 {
+	/* 3.3V supply, only way to switch on internal 1.8V supply using GPR */
+	vph-supply = <&vgen5_reg>;
+};
+
+&qspi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_qspi>;
+	assigned-clocks = <&clk IMX8MQ_CLK_QSPI>;
+	assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_266M>;
+	status = "okay";
+
+	flash0: flash at 0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-max-frequency = <84000000>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+	};
+};
+
+&usdhc1 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc1>;
+	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+	bus-width = <8>;
+	non-removable;
+	no-sd;
+	no-sdio;
+	vmmc-supply = <&reg_vcc3v3>;
+	vqmmc-supply = <&reg_vcc1v8>;
+	status = "okay";
+};
+
+/* Attention: wdog reset forcing POR needs baseboard support */
+&wdog1 {
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl_dvfs: dvfsgrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6	0x16
+		>;
+	};
+
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL		0x4000007f
+			MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA		0x4000007f
+		>;
+	};
+
+	pinctrl_i2c1_gpio: i2c1gpiogrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_I2C1_SCL_GPIO5_IO14	0x40000074
+			MX8MQ_IOMUXC_I2C1_SDA_GPIO5_IO15	0x40000074
+		>;
+	};
+
+	pinctrl_qspi: qspigrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK		0x97
+			MX8MQ_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B		0x82
+			MX8MQ_IOMUXC_NAND_DATA00_QSPI_A_DATA0		0x97
+			MX8MQ_IOMUXC_NAND_DATA01_QSPI_A_DATA1		0x97
+			MX8MQ_IOMUXC_NAND_DATA02_QSPI_A_DATA2		0x97
+			MX8MQ_IOMUXC_NAND_DATA03_QSPI_A_DATA3		0x97
+		>;
+	};
+
+	pinctrl_rtc: rtcgrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO01_GPIO1_IO1		0x41
+		>;
+	};
+
+	pinctrl_usdhc1: usdhc1grp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK		0x83
+			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD		0xc3
+			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0	0xc3
+			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1	0xc3
+			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2	0xc3
+			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3	0xc3
+			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4	0xc3
+			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5	0xc3
+			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6	0xc3
+			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7	0xc3
+			MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE	0x83
+			MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1
+		>;
+	};
+
+	pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK		0x85
+			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD		0xc5
+			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0	0xc5
+			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1	0xc5
+			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2	0xc5
+			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3	0xc5
+			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4	0xc5
+			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5	0xc5
+			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6	0xc5
+			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7	0xc5
+			MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE	0x85
+			MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1
+		>;
+	};
+
+	pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+		fsl,pins = <
+			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK		0x87
+			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD		0xc7
+			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0	0xc7
+			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1	0xc7
+			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2	0xc7
+			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3	0xc7
+			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4	0xc7
+			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5	0xc7
+			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6	0xc7
+			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7	0xc7
+			MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE	0x87
+			MX8MQ_IOMUXC_SD1_RESET_B_USDHC1_RESET_B	0xc1
+		>;
+	};
+
+	pinctrl_wdog: wdoggrp {
+		fsl,pins = <
+			MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0xc6
+		>;
+	};
+};
-- 
2.25.1




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