path: root/arch/arm/dts/imx7d-gome-e143_01.kernel.dts

// SPDX-License-Identifier: GPL-2.0-only
/**
 * Copyright (C) 2022 Gossen Metrawatt GmbH
 * Copyright (C) 2022 Marco Felsch, Pengutronix
 * Copyright (C) 2022 Philipp Zabel, Pengutronix
 * Copyright (C) 2022 Roland Hieber, Pengutronix
 */
/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include "imx7d-var-som-mx7.dtsi"

/ {
	model = "Gossen Metrawatt Profitest MF (e143_01)";
	compatible = "gome,e143_01", "variscite,var-som-mx7", "fsl,imx7d";

	aliases {
		gpio7 = &gpio8;
		rtc0 = &rtc0;
	};

	max98357a: audio-codec {
		compatible = "maxim,max98357a";
		#sound-dai-cells = <0>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_sdmode>;
		sdmode-gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>; // Pin 60 AUDIO_SHDN_B
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_keys>, <&pinctrl_gpio_keys_2>;
		autorepeat;

		button-0 {
			label = "S0";
			gpios = <&gpio1 12 GPIO_ACTIVE_LOW>; // Pin 183 BTN_S0_ESC
			linux,code = <KEY_ESC>;
			wakeup-source;
		};

		button-1 {
			label = "S1";
			gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; // Pin 185 BTN_S1_MEM
			linux,code = <KEY_DOCUMENTS>;
			wakeup-source;
		};

		button-2 {
			label = "S2";
			gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; // Pin 181 BTN_S2_HLP
			linux,code = <KEY_HELP>;
			wakeup-source;
		};

		button-3 {
			label = "S3";
			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; // Pin 1 BTN_S3_STA
			linux,code = <KEY_PROG1>;
			wakeup-source;
		};

		button-4 {
			label = "S4";
			gpios = <&gpio1 2 GPIO_ACTIVE_LOW>; // Pin 168 BTN_S4_IDN
			linux,code = <KEY_PROG2>;
			wakeup-source;
		};

		button-5 {
			label = "S5";
			gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; // Pin 28 BTN_S5
			linux,code = <KEY_F5>;
		};

		button-6 {
			label = "S6";
			gpios = <&gpio3 5 GPIO_ACTIVE_LOW>; // Pin 40 BTN_S6
			linux,code = <KEY_F6>;
		};

		button-7 {
			label = "S7";
			gpios = <&gpio3 22 GPIO_ACTIVE_LOW>; // Pin 38 BTN_S7
			linux,code = <KEY_F7>;
		};

		button-8 {
			label = "S8";
			gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; // Pin 36 BTN_S8
			linux,code = <KEY_F8>;
		};

		button-9 {
			label = "S9";
			gpios = <&gpio3 27 GPIO_ACTIVE_LOW>; // Pin 20 BTN_S9
			linux,code = <KEY_F9>;
		};
	};

	gpio-poweroff {
		compatible = "gpio-poweroff";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_poweroff>;
		gpios = <&gpio7 14 GPIO_ACTIVE_LOW>; // Pin 7 POWER_OFF_B
		input;
	};

	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc2 0>, // ARS_VAL
			      <&adc2 1>, // VBAT_VAL
			      <&adc2 2>, // LCD_BACKLIGHT_VAL
			      <&adc2 3>; // VCC_5V0_FB
	};

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

		test-led-1 {
			label = "test-led-1:red";
			gpios = <&gpio3 2 GPIO_ACTIVE_LOW>; // Pin 44 LED_TEST1_B
			color = <LED_COLOR_ID_RED>;
			linux,default-trigger = "disk-activity";
		};

		test-led-2 {
			label = "test-led-2:red";
			gpios = <&gpio3 3 GPIO_ACTIVE_LOW>; // Pin 46 LED_TEST2_B
			color = <LED_COLOR_ID_RED>;
			linux,default-trigger = "heartbeat";
		};
	};

	leds2 {
		compatible = "gpio-leds";

		led_netz_gn {
			label = "mains:green";
			gpios = <&gpio8 9 GPIO_ACTIVE_LOW>; // LED_NETZ_GN
			color = <LED_COLOR_ID_GREEN>;
		};

		led_netz_rt {
			label = "mains:red";
			gpios = <&gpio8 8 GPIO_ACTIVE_LOW>; // LED_NETZ_RT
			color = <LED_COLOR_ID_RED>;
			default-state = "on";
		};

		led_debug_gn {
			label = "debug:green";
			gpios = <&gpio8 0 GPIO_ACTIVE_LOW>; // LED_DEBUG_GN
			color = <LED_COLOR_ID_GREEN>;
		};

		led_debug_rt {
			label = "debug:red";
			gpios = <&gpio8 1 GPIO_ACTIVE_LOW>; // LED_DEBUG_RT
			color = <LED_COLOR_ID_RED>;
		};

		led_ul_gn {
			label = "ulrl:green";
			gpios = <&gpio8 2 GPIO_ACTIVE_LOW>; // LED_UL_GN
			color = <LED_COLOR_ID_GREEN>;
		};

		led_ul_rt {
			label = "ulrl:red";
			gpios = <&gpio8 6 GPIO_ACTIVE_LOW>; // LED_UL_RT
			color = <LED_COLOR_ID_RED>;
			default-state = "on";
		};

		led_rcd_gn {
			label = "rcd:green";
			gpios = <&gpio8 3 GPIO_ACTIVE_LOW>; // LED_RCD_GN
			color = <LED_COLOR_ID_GREEN>;
		};

		led_rcd_rt {
			label = "rcd:red";
			gpios = <&gpio8 7 GPIO_ACTIVE_LOW>; // LED_RCD_RT
			color = <LED_COLOR_ID_RED>;
			default-state = "on";
		};
	};

	reg_vled_backlight: regulator-vled-backlight {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_mipi_backlight>;
		regulator-name = "VLED_BACKLIGHT";
		gpio = <&gpio7 12 GPIO_ACTIVE_HIGH>;
		regulator-min-microvolt = <20000000>;
		regulator-max-microvolt = <20000000>;
		enable-active-high;
	};

	reg_vcc_3v3_per: regulator-vcc-3v3-per {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_vcc_3v3_per>;
		regulator-name = "VCC_3V3_PER";
		gpio = <&gpio2 26 GPIO_ACTIVE_HIGH>; // Pin 83 VCC_3V3_PER_EN
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-enable-ramp-delay = <30000>;
		enable-active-high;
		regulator-always-on;
	};

	reg_vcc_5v0_per: regulator-vcc-5v0-per {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_vcc_5v0_per>;
		regulator-name = "VCC_5V0_PER";
		gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>; // Pin 75 VCC_5V0_PER_EN
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		regulator-always-on;
	};

	reg_imt: regulator-imt {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_reg_imt>;
		regulator-name = "VCC_IMT";
		gpio = <&gpio3 10 GPIO_ACTIVE_HIGH>; // Pin 66 MT_EN
		regulator-min-microvolt = <9000000>;
		regulator-max-microvolt = <9000000>;
		enable-active-high;
	};

	reg_vcc_1v8_alg: regulator-vcc-1v8-alg {
		compatible = "regulator-fixed";
		regulator-name = "VCC_1V8_ALG";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&reg_vcc_3v3_per>;
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "max98357aaudio";
		/delete-property/ simple-audio-card,widgets;
		/delete-property/ simple-audio-card,routing;
		simple-audio-card,format = "i2s";

		simple-audio-card,cpu {
			sound-dai = <&sai3>;
		};

		simple-audio-card,codec {
			sound-dai = <&max98357a>;
		};
	};

	uc-imt-power {
		compatible = "reg-userspace-consumer";
		regulator-name = "reg_imt-consumer";
		regulator-supplies = "vcc";
		vcc-supply = <&reg_imt>;
	};
};

&adc2 {
	status = "okay";
};

&fec1 {
	status = "okay";
};

&i2c2 {
	/delete-node/ wm8731@1a;

	/* DS1339 RTC module */
	rtc0: rtc@68 {
		compatible = "dallas,ds1339";
		reg = <0x68>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_rtc>;
		trickle-resistor-ohms = <250>;
		interrupt-parent = <&gpio1>;
		interrupts = <13 GPIO_ACTIVE_LOW>; // Pin 120 RTC_INT_B
		wakeup-source;
	};
};

&i2c4 {
	clock-frequency = <400000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c4>;
	pinctrl-1 = <&pinctrl_i2c4_gpio>;
	scl-gpios = <&gpio4 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; // Pin 175 I2C4_SCL
	sda-gpios = <&gpio4 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; // Pin 173 I2C4_SDA
	status = "okay";
	#address-cells = <1>;
	#size-cells = <0>;

	gpio8: max7312@23 {
		compatible = "maxim,max7312";
		reg = <0x23>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names = "LED_DEBUG_GN", "LED_DEBUG_RT", "LED_UL_GN", "LED_RCD_GN",
				  "", "", "LED_UL_RT", "LED_RCD_RT",
				  "LED_NETZ_RT", "LED_NETZ_GN", "", "",
				  "DP_HW_CODE_1", "DP_HW_CODE_2", "DP_HW_CODE_3", "DP_HW_CODE_4";
		vcc-supply = <&reg_vcc_3v3_per>;
	};
};

&gpio1 {
	gpio-line-names = "GWDOG_RST_B", "BTN_S3_STA", "BTN_S4_IDN", "",
			  "", "", "", "USB_HOST_PWR_EN",
			  "", "", "BTN_S2_HLP", "BTN_S1_MEM",
			  "BTN_S0_ESC", "RTC_INT_B", "SOM: bt reg on";
};

&gpio2 {
	gpio-line-names = "", "", "", "",
			  "DBG_GPIO1", "DBG_GPIO2", "DBG_GPIO3", "DBG_GPIO4",
			  "", "", "", "",
			  "MT_RXD", "MT_TXD", "", "",
			  "", "", "", "",
			  "", "", "", "",
			  "", "", "VCC_3V3_PER_EN", "",
			  "DSI_RESET", "VCC_5V0_PER_EN";
};

&gpio3 {
	gpio-line-names = "", "", "LED_TEST1_B", "LED_TEST2_B",
			  "BTN_S8", "BTN_S6", "MT_RESET", "",
			  "", "", "MT_EN", "",
			  "", "", "", "",
			  "", "", "", "",
			  "AUDIO_SHDN_B", "", "BTN_S7", "",
			  "BTN_S5", "", "", "BTN_S9",
			  "BATT_LOW";
};

&gpio4 {
	gpio-line-names = "", "", "", "",
			  "", "", "", "",
			  "I2C1_SCL", "I2C1_SDA", "I2C2_SCL", "I2C2_SDA",
			  "", "", "I2C4_SCL", "I2C4_SDA",
			  "", "", "", "",
			  "", "", "", "HIL_SPI_CS0";
};

&gpio5 {
	gpio-line-names = "", "", "", "",
			  "", "", "", "",
			  "", "", "", "SOM: ethphy0 reset";
};

&gpio6 {
	gpio-line-names = "", "", "", "",
			  "", "", "", "",
			  "", "", "", "SOM: sd3_pwr (eMMC)";
};

&gpio7 {
	gpio-line-names = "", "", "", "",
			  "", "", "", "",
			  "", "", "", "",
			  "LCD_BACKLIGHT_EN", "", "POWER_OFF_B";
};

&lcdif {
	assigned-clocks = <&clks IMX7D_LCDIF_PIXEL_ROOT_SRC>,
			  <&clks IMX7D_PLL_VIDEO_POST_DIV>;
	assigned-clock-parents = <&clks IMX7D_PLL_VIDEO_POST_DIV>;
	assigned-clock-rates = <0>, <128000000>;
	fsl,ocram = <&ocram>;
	fsl,pxp = <&pxp>;
	status = "okay";
};

&mipi_dsi {
	samsung,burst-clock-frequency = <850000000>;
	status = "okay";

	panel@0 {
		compatible = "tianma,tm050jdhg33", "ilitek,ili9881c";
		reg = <0>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_mipi_panel>;
		reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; // Pin 73 DSI_RESET
		power-supply = <&reg_vcc_3v3_per>;
		dsi-lanes = <2>;

		rotation = <90>;

		ilitek,enable-internal-backlight;
		default-brightness = <2047>;
		ilitek,pwm-frequency = <50000>;
		ilitek,backlight-supply = <&reg_vled_backlight>;
	};
};

&sai3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sai3>;
	assigned-clocks = <&clks IMX7D_SAI3_ROOT_SRC>,
			  <&clks IMX7D_SAI3_ROOT_CLK>;
	assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>;
	assigned-clock-rates = <0>, <36864000>;
	status = "okay";
};

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

&uart7 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart7>;
	status = "okay";
};

&usbotg1 {
	dr_mode = "peripheral";
	status = "okay";
};

&usbotg2 {
	status = "okay";
};

&iomuxc_lpsr {
	pinctrl_gpio_keys_2: pinctrl_gpio_keys_2grp {
		fsl,pins = <
			MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1        0x0C
			MX7D_PAD_LPSR_GPIO1_IO02__GPIO1_IO2        0x0C
		>;
	};

	pinctrl_usbotg2_pwr: pinctrl_usbotg2_pwrgrp {
		fsl,pins = <
			MX7D_PAD_LPSR_GPIO1_IO07__GPIO1_IO7        0x14
		>;
	};
};

&iomuxc {
	pinctrl_gpio_keys: pinctrl-gpio-keysgrp {
		fsl,pins = <
			MX7D_PAD_GPIO1_IO10__GPIO1_IO10            0x0000000C
			MX7D_PAD_GPIO1_IO11__GPIO1_IO11            0x0000000C
			MX7D_PAD_GPIO1_IO12__GPIO1_IO12            0x0000000C
			MX7D_PAD_LCD_DATA00__GPIO3_IO5             0x0000000C
			MX7D_PAD_LCD_DATA17__GPIO3_IO22            0x0000000C
			MX7D_PAD_LCD_DATA19__GPIO3_IO24            0x0000000C
			MX7D_PAD_LCD_DATA22__GPIO3_IO27            0x0000000C
			MX7D_PAD_LCD_RESET__GPIO3_IO4              0x0000000C
		>;
	};

	pinctrl_i2c4: i2c4grp {
		fsl,pins = <
			MX7D_PAD_I2C4_SCL__I2C4_SCL                0x4000007f
			MX7D_PAD_I2C4_SDA__I2C4_SDA                0x4000007f
		>;
	};

	pinctrl_i2c4_gpio: i2c4-gpiogrp {
		fsl,pins = <
			MX7D_PAD_I2C4_SCL__GPIO4_IO14              0x4000007f
			MX7D_PAD_I2C4_SDA__GPIO4_IO15              0x4000007f
		>;
	};

	pinctrl_mipi_backlight: mipi-backlightgrp {
		fsl,pins = <
			MX7D_PAD_ENET1_TX_CLK__GPIO7_IO12          0x0000001B
		>;
	};

	pinctrl_mipi_panel: mipi-panelgrp {
		fsl,pins = <
			MX7D_PAD_EPDC_BDR0__GPIO2_IO28             0x0000001B /* DSI_RESET */
		>;
	};

	pinctrl_poweroff: pinctrl_poweroffgrp {
		fsl,pins = <
			MX7D_PAD_ENET1_CRS__GPIO7_IO14             0x0000001B
		>;
	};

	pinctrl_reg_vcc_3v3_per: pinctrl_reg_vcc_3v3_pergrp {
		fsl,pins = <
			MX7D_PAD_EPDC_GDRL__GPIO2_IO26             0x0000001B
		>;
	};

	pinctrl_reg_vcc_5v0_per: pinctrl_reg_vcc_5v0_pergrp {
		fsl,pins = <
			MX7D_PAD_EPDC_BDR1__GPIO2_IO29             0x0000001B
		>;
	};

	pinctrl_reg_imt: pinctrl_reg_imtgrp {
		fsl,pins = <
			MX7D_PAD_LCD_DATA05__GPIO3_IO10            0x0000001B
		>;
	};

	pinctrl_rtc: pinctrl_rtcgrp {
		fsl,pins = <
			MX7D_PAD_GPIO1_IO13__GPIO1_IO13            0x0000001B
		>;
	};

	pinctrl_sai3: pinctrl_sai3grp {
		fsl,pins = <
			MX7D_PAD_SD1_DATA1__SAI3_TX_BCLK           0x0000001F
			MX7D_PAD_SD1_DATA2__SAI3_TX_SYNC           0x0000001F
			MX7D_PAD_SD1_DATA3__SAI3_TX_DATA0          0x00000030
		>;
	};

	pinctrl_sdmode: pinctrl_sdmodegrp {
		fsl,pins = <
			MX7D_PAD_LCD_DATA15__GPIO3_IO20            0x0000001F
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX	0x79 /* DEBUG_UART1_TXD */
			MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX	0x79 /* DEBUG_UART1_RXD */
		>;
	};

	pinctrl_uart7: uart7grp {
		fsl,pins = <
			MX7D_PAD_EPDC_DATA12__UART7_DCE_RX	0x79
			MX7D_PAD_EPDC_DATA13__UART7_DCE_TX	0x79
		>;
	};

	pinctrl_debug_led: pinctrl_debug_ledgrp {
		fsl,pins = <
			MX7D_PAD_LCD_HSYNC__GPIO3_IO2              0x00000003
			MX7D_PAD_LCD_VSYNC__GPIO3_IO3              0x00000003
		>;
	};
};