ARM: dts: imx6ul: Add DTS for ConnectCore 6UL SBC Express

The ConnectCore 6UL Single Board Computer (SBC) Express contains the
ConnectCore 6UL System-On-Module.

Its hardware specifications are:

* 256MB DDR3 memory
* 256MB NAND flash
* Single Ethernet
* USB Host and USB-OTG
* MicroSD external storage
* Groove connectors and Raspberry Pi Hat compatible expansion header

Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/Makefile

@@ -541,6 +541,7 @@ dtb-$(CONFIG_SOC_IMX6SX) += \
 	imx6sx-udoo-neo-full.dtb
 dtb-$(CONFIG_SOC_IMX6UL) += \
 	imx6ul-14x14-evk.dtb \
+	imx6ul-ccimx6ulsbcexpress.dtb \
 	imx6ul-geam.dtb \
 	imx6ul-isiot-emmc.dtb \
 	imx6ul-isiot-nand.dtb \

arch/arm/boot/dts/imx6ul-ccimx6ulsbcexpress.dts

@@ -0,0 +1,200 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Digi International's ConnectCore6UL SBC Express board device tree source
+ *
+ * Copyright 2018 Digi International, Inc.
+ *
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include "imx6ul.dtsi"
+#include "imx6ul-ccimx6ulsom.dtsi"
+
+/ {
+	model = "Digi International ConnectCore 6UL SBC Express.";
+	compatible = "digi,ccimx6ulsbcexpress", "digi,ccimx6ulsom",
+		     "fsl,imx6ul";
+};
+
+&adc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_adc1>;
+	status = "okay";
+};
+
+&can1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_flexcan1>;
+	xceiver-supply = <&ext_3v3>;
+	status = "okay";
+};
+
+&ecspi3 {
+	cs-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_ecspi3_master>;
+	status = "okay";
+};
+
+&fec1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_enet1>;
+	phy-mode = "rmii";
+	phy-handle = <&ethphy0>;
+	status = "okay";
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ethphy0: ethernet-phy@0 {
+			compatible = "ethernet-phy-ieee802.3-c22";
+			smsc,disable-energy-detect;
+			reg = <0>;
+		};
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c2>;
+	status = "okay";
+};
+
+&pwm1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm1>;
+	status = "okay";
+};
+
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+	status = "okay";
+};
+
+&uart5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart5>;
+	status = "okay";
+};
+
+&usbotg1 {
+	dr_mode = "host";
+	disable-over-current;
+	status = "okay";
+};
+
+&usbotg2 {
+	dr_mode = "host";
+	disable-over-current;
+	status = "okay";
+};
+
+&usdhc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usdhc2>;
+	broken-cd;      /* no carrier detect line (use polling) */
+	no-1-8-v;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
+	pinctrl_adc1: adc1grp {
+		fsl,pins = <
+			/* GPIO1_4/ADC1_IN4 (pin 7 of the expansion header) */
+			MX6UL_PAD_GPIO1_IO04__GPIO1_IO04        0xb0
+		>;
+	};
+
+	pinctrl_ecspi3_master: ecspi3grp1 {
+		fsl,pins = <
+			MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK	0x10b0
+			MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI	0x10b0
+			MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO	0x10b0
+			MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20	0x10b0 /* Chip Select */
+		>;
+	};
+
+	pinctrl_ecspi3_slave: ecspi3grp2 {
+		fsl,pins = <
+			MX6UL_PAD_UART2_RX_DATA__ECSPI3_SCLK	0x10b0
+			MX6UL_PAD_UART2_CTS_B__ECSPI3_MOSI	0x10b0
+			MX6UL_PAD_UART2_RTS_B__ECSPI3_MISO	0x10b0
+			MX6UL_PAD_UART2_TX_DATA__ECSPI3_SS0	0x10b0 /* Chip Select */
+		>;
+	};
+
+	pinctrl_enet1: enet1grp {
+		fsl,pins = <
+			MX6UL_PAD_GPIO1_IO07__ENET1_MDC		0x1b0b0
+			MX6UL_PAD_GPIO1_IO06__ENET1_MDIO	0x1b0b0
+			MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN	0x1b0b0
+			MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER	0x1b0b0
+			MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00	0x1b0b0
+			MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01	0x1b0b0
+			MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN	0x1b0b0
+			MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00	0x1b0b0
+			MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01	0x1b0b0
+			MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1	0x40017051
+		>;
+	};
+
+	pinctrl_flexcan1: flexcan1grp{
+		fsl,pins = <
+			MX6UL_PAD_LCD_DATA08__FLEXCAN1_TX	0x1b020
+			MX6UL_PAD_LCD_DATA09__FLEXCAN1_RX	0x1b020
+		>;
+	};
+
+	pinctrl_i2c2: i2c2grp {
+		fsl,pins = <
+			MX6UL_PAD_GPIO1_IO00__I2C2_SCL 0x4001b8b0
+			MX6UL_PAD_GPIO1_IO01__I2C2_SDA 0x4001b8b0
+		>;
+	};
+
+	pinctrl_pwm1: pwm1grp {
+		fsl,pins = <
+			MX6UL_PAD_LCD_DATA00__PWM1_OUT		0x10b0
+		>;
+	};
+
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6UL_PAD_LCD_CLK__UART4_DCE_TX		0x1b0b1
+			MX6UL_PAD_LCD_ENABLE__UART4_DCE_RX	0x1b0b1
+		>;
+	};
+
+	pinctrl_uart5: uart5grp {
+		fsl,pins = <
+			MX6UL_PAD_UART5_TX_DATA__UART5_DCE_TX	0x1b0b1
+			MX6UL_PAD_UART5_RX_DATA__UART5_DCE_RX	0x1b0b1
+		>;
+	};
+
+	pinctrl_usdhc2: usdhc2grp {
+		fsl,pins = <
+			MX6UL_PAD_CSI_HSYNC__USDHC2_CMD		0x17059
+			MX6UL_PAD_CSI_VSYNC__USDHC2_CLK		0x10071
+			MX6UL_PAD_CSI_DATA00__USDHC2_DATA0	0x17059
+			MX6UL_PAD_CSI_DATA01__USDHC2_DATA1	0x17059
+			MX6UL_PAD_CSI_DATA02__USDHC2_DATA2	0x17059
+			MX6UL_PAD_CSI_DATA03__USDHC2_DATA3	0x17059
+		>;
+	};
+
+	/* General purpose pinctrl */
+	pinctrl_hog: hoggrp {
+		fsl,pins = <
+			/* GPIOs BANK 3 */
+			MX6UL_PAD_LCD_RESET__GPIO3_IO04		0xf030
+		>;
+	};
+};