arch/arm/boot/dts/imx6qdl-gw5913.dtsi

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright 2019 Gateworks Corporation
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	/* these are used by bootloader for disabling nodes */
	aliases {
		led0 = &led0;
		led1 = &led1;
		nand = &gpmi;
		usb0 = &usbh1;
		usb1 = &usbotg;
	};

	chosen {
		stdout-path = &uart2;
	};

	gpio-keys {
		compatible = "gpio-keys";

		user-pb {
			label = "user_pb";
			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;
			linux,code = <BTN_0>;
		};

		user-pb1x {
			label = "user_pb1x";
			linux,code = <BTN_1>;
			interrupt-parent = <&gsc>;
			interrupts = <0>;
		};

		key-erased {
			label = "key-erased";
			linux,code = <BTN_2>;
			interrupt-parent = <&gsc>;
			interrupts = <1>;
		};

		eeprom-wp {
			label = "eeprom_wp";
			linux,code = <BTN_3>;
			interrupt-parent = <&gsc>;
			interrupts = <2>;
		};

		tamper {
			label = "tamper";
			linux,code = <BTN_4>;
			interrupt-parent = <&gsc>;
			interrupts = <5>;
		};

		switch-hold {
			label = "switch_hold";
			linux,code = <BTN_5>;
			interrupt-parent = <&gsc>;
			interrupts = <7>;
		};
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_leds>;

		led0: user1 {
			label = "user1";
			gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDG */
			default-state = "on";
			linux,default-trigger = "heartbeat";
		};

		led1: user2 {
			label = "user2";
			gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDR */
			default-state = "off";
		};
	};

	memory@10000000 {
		device_type = "memory";
		reg = <0x10000000 0x20000000>;
	};

	pps {
		compatible = "pps-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pps>;
		gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
		status = "okay";
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-name = "3P3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	reg_5p0v: regulator-5p0v {
		compatible = "regulator-fixed";
		regulator-name = "5P0V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};
};

&fec {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet>;
	phy-mode = "rgmii-id";
	status = "okay";
};

&gpmi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpmi_nand>;
	status = "okay";
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	gsc: gsc@20 {
		compatible = "gw,gsc";
		reg = <0x20>;
		interrupt-parent = <&gpio1>;
		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
		interrupt-controller;
		#interrupt-cells = <1>;
		#size-cells = <0>;

		adc {
			compatible = "gw,gsc-adc";
			#address-cells = <1>;
			#size-cells = <0>;

			channel@6 {
				gw,mode = <0>;
				reg = <0x06>;
				label = "temp";
			};

			channel@8 {
				gw,mode = <3>;
				reg = <0x08>;
				label = "vdd_bat";
			};

			channel@82 {
				gw,mode = <2>;
				reg = <0x82>;
				label = "vdd_vin";
				gw,voltage-divider-ohms = <22100 1000>;
				gw,voltage-offset-microvolt = <800000>;
			};

			channel@84 {
				gw,mode = <2>;
				reg = <0x84>;
				label = "vdd_5p0";
				gw,voltage-divider-ohms = <22100 10000>;
			};

			channel@86 {
				gw,mode = <2>;
				reg = <0x86>;
				label = "vdd_3p3";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@88 {
				gw,mode = <2>;
				reg = <0x88>;
				label = "vdd_2p5";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@8c {
				gw,mode = <2>;
				reg = <0x8c>;
				label = "vdd_arm";
			};

			channel@8e {
				gw,mode = <2>;
				reg = <0x8e>;
				label = "vdd_soc";
			};

			channel@90 {
				gw,mode = <2>;
				reg = <0x90>;
				label = "vdd_1p5";
			};

			channel@92 {
				gw,mode = <2>;
				reg = <0x92>;
				label = "vdd_1p0";
			};

			channel@98 {
				gw,mode = <2>;
				reg = <0x98>;
				label = "vdd_3p0";
			};

			channel@9a {
				gw,mode = <2>;
				reg = <0x9a>;
				label = "vdd_an1";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@a2 {
				gw,mode = <2>;
				reg = <0xa2>;
				label = "vdd_gsc";
				gw,voltage-divider-ohms = <10000 10000>;
			};
		};
	};

	gsc_gpio: gpio@23 {
		compatible = "nxp,pca9555";
		reg = <0x23>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gsc>;
		interrupts = <4>;
	};

	eeprom@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;
		pagesize = <16>;
	};

	eeprom@51 {
		compatible = "atmel,24c02";
		reg = <0x51>;
		pagesize = <16>;
	};

	eeprom@52 {
		compatible = "atmel,24c02";
		reg = <0x52>;
		pagesize = <16>;
	};

	eeprom@53 {
		compatible = "atmel,24c02";
		reg = <0x53>;
		pagesize = <16>;
	};

	rtc@68 {
		compatible = "dallas,ds1672";
		reg = <0x68>;
	};
};

&i2c2 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";
};

&i2c3 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c3>;
	status = "okay";
};

&pcie {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pcie>;
	reset-gpio = <&gpio1 0 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&pwm2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm2>; /* MX6_DIO1 */
	status = "disabled";
};

&pwm3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm3>; /* MX6_DIO2 */
	status = "disabled";
};

&pwm4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm4>; /* MX6_DIO3 */
	status = "disabled";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	status = "okay";
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	status = "okay";
};

&uart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart3>;
	status = "okay";
};

&uart5 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart5>;
	status = "okay";
};

&usbotg {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbotg>;
	disable-over-current;
	status = "okay";
};

&usbh1 {
	status = "okay";
};

&wdog1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wdog>;
	fsl,ext-reset-output;
};

&iomuxc {
	pinctrl_enet: enetgrp {
		fsl,pins = <
			MX6QDL_PAD_RGMII_RXC__RGMII_RXC		0x1b030
			MX6QDL_PAD_RGMII_RD0__RGMII_RD0		0x1b030
			MX6QDL_PAD_RGMII_RD1__RGMII_RD1		0x1b030
			MX6QDL_PAD_RGMII_RD2__RGMII_RD2		0x1b030
			MX6QDL_PAD_RGMII_RD3__RGMII_RD3		0x1b030
			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL	0x1b030
			MX6QDL_PAD_RGMII_TXC__RGMII_TXC		0x1b030
			MX6QDL_PAD_RGMII_TD0__RGMII_TD0		0x1b030
			MX6QDL_PAD_RGMII_TD1__RGMII_TD1		0x1b030
			MX6QDL_PAD_RGMII_TD2__RGMII_TD2		0x1b030
			MX6QDL_PAD_RGMII_TD3__RGMII_TD3		0x1b030
			MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL	0x1b030
			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x1b0b0
			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x1b0b0
			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x1b0b0
			MX6QDL_PAD_GPIO_16__ENET_REF_CLK	0x4001b0a8
			MX6QDL_PAD_ENET_TXD0__GPIO1_IO30	0x1b0b0
		>;
	};

	pinctrl_gpio_leds: gpioledsgrp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL0__GPIO4_IO06		0x1b0b0
			MX6QDL_PAD_KEY_ROW0__GPIO4_IO07		0x1b0b0
		>;
	};

	pinctrl_gpmi_nand: gpminandgrp {
		fsl,pins = <
			MX6QDL_PAD_NANDF_CLE__NAND_CLE		0xb0b1
			MX6QDL_PAD_NANDF_ALE__NAND_ALE		0xb0b1
			MX6QDL_PAD_NANDF_WP_B__NAND_WP_B	0xb0b1
			MX6QDL_PAD_NANDF_RB0__NAND_READY_B	0xb000
			MX6QDL_PAD_NANDF_CS0__NAND_CE0_B	0xb0b1
			MX6QDL_PAD_SD4_CMD__NAND_RE_B		0xb0b1
			MX6QDL_PAD_SD4_CLK__NAND_WE_B		0xb0b1
			MX6QDL_PAD_NANDF_D0__NAND_DATA00	0xb0b1
			MX6QDL_PAD_NANDF_D1__NAND_DATA01	0xb0b1
			MX6QDL_PAD_NANDF_D2__NAND_DATA02	0xb0b1
			MX6QDL_PAD_NANDF_D3__NAND_DATA03	0xb0b1
			MX6QDL_PAD_NANDF_D4__NAND_DATA04	0xb0b1
			MX6QDL_PAD_NANDF_D5__NAND_DATA05	0xb0b1
			MX6QDL_PAD_NANDF_D6__NAND_DATA06	0xb0b1
			MX6QDL_PAD_NANDF_D7__NAND_DATA07	0xb0b1
		>;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1
			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1
			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0x0001b0b0
		>;
	};

	pinctrl_i2c2: i2c2grp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL3__I2C2_SCL		0x4001b8b1
			MX6QDL_PAD_KEY_ROW3__I2C2_SDA		0x4001b8b1
		>;
	};

	pinctrl_i2c3: i2c3grp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_3__I2C3_SCL		0x4001b8b1
			MX6QDL_PAD_GPIO_6__I2C3_SDA		0x4001b8b1
		>;
	};

	pinctrl_pcie: pciegrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_0__GPIO1_IO00		0x1b0b0
		>;
	};

	pinctrl_pps: ppsgrp {
		fsl,pins = <
			MX6QDL_PAD_SD3_DAT5__GPIO7_IO00		0x1b0b1
		>;
	};

	pinctrl_pwm2: pwm2grp {
		fsl,pins = <
			MX6QDL_PAD_SD1_DAT2__PWM2_OUT		0x1b0b1
		>;
	};

	pinctrl_pwm3: pwm3grp {
		fsl,pins = <
			MX6QDL_PAD_SD1_DAT1__PWM3_OUT		0x1b0b1
		>;
	};

	pinctrl_pwm4: pwm4grp {
		fsl,pins = <
			MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			MX6QDL_PAD_SD3_DAT7__UART1_TX_DATA	0x1b0b1
			MX6QDL_PAD_SD3_DAT6__UART1_RX_DATA	0x1b0b1
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX6QDL_PAD_SD4_DAT7__UART2_TX_DATA	0x1b0b1
			MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA	0x1b0b1
		>;
	};

	pinctrl_uart3: uart3grp {
		fsl,pins = <
			MX6QDL_PAD_EIM_D24__UART3_TX_DATA	0x1b0b1
			MX6QDL_PAD_EIM_D25__UART3_RX_DATA	0x1b0b1
		>;
	};

	pinctrl_uart5: uart5grp {
		fsl,pins = <
			MX6QDL_PAD_KEY_COL1__UART5_TX_DATA	0x1b0b1
			MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA	0x1b0b1
		>;
	};

	pinctrl_usbotg: usbotggrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_1__USB_OTG_ID		0x17059
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
			MX6QDL_PAD_DISP0_DAT8__WDOG1_B		0x1b0b0
		>;
	};
};