| // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) |
| /* |
| * Copyright (C) 2024 Leonard Göhrs, Pengutronix |
| */ |
| |
| /dts-v1/; |
| |
| #include "stm32mp153c-lxa-fairytux2.dtsi" |
| |
| / { |
| model = "Linux Automation GmbH FairyTux 2 Gen 1"; |
| compatible = "lxa,stm32mp153c-fairytux2-gen1", "oct,stm32mp153x-osd32", "st,stm32mp153"; |
| |
| gpio-keys { |
| compatible = "gpio-keys"; |
| |
| button-left { |
| label = "USER_BTN1"; |
| linux,code = <KEY_ESC>; |
| gpios = <&gpioi 11 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; |
| }; |
| |
| button-right { |
| label = "USER_BTN2"; |
| linux,code = <KEY_HOME>; |
| gpios = <&gpioe 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; |
| }; |
| }; |
| }; |
| |
| &gpiof { |
| gpio-line-names = "GPIO1", "GPIO2", "", "", "", /* 0 */ |
| "", "", "", "", "", /* 5 */ |
| "", "", "", "", "", /* 10 */ |
| ""; /* 15 */ |
| }; |
| |
| &gpioh { |
| gpio-line-names = "", "", "", "", "LCD_RESET", /* 0 */ |
| "", "", "", "", "", /* 5 */ |
| "", "", "", "GPIO3", "", /* 10 */ |
| ""; /* 15 */ |
| }; |
| |
| &gpioi { |
| gpio-line-names = "", "", "", "", "", /* 0 */ |
| "", "", "", "ETH_", "", /* 5 */ |
| "", "USER_BTN1"; /* 10 */ |
| }; |
| |
| &i2c1 { |
| pinctrl-names = "default", "sleep"; |
| pinctrl-0 = <&i2c1_pins_b>; |
| pinctrl-1 = <&i2c1_sleep_pins_b>; |
| status = "okay"; |
| |
| io_board_gpio: gpio@20 { |
| compatible = "ti,tca6408"; |
| reg = <0x20>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| vcc-supply = <&v3v3_hdmi>; |
| gpio-line-names = "LED1_GA_YK", "LED2_GA_YK", "LED1_GK_YA", "LED2_GK_YA", |
| "RS485_EN", "RS485_120R", "", "CAN_120R"; |
| }; |
| }; |
| |
| &led_controller_io { |
| /* |
| * led-2 and led-3 are internally connected antiparallel to one |
| * another inside the ethernet jack like this: |
| * GPIO1 ---+---|led-2|>--+--- GPIO3 |
| * +--<|led-3|---+ |
| * E.g. only one of the LEDs can be illuminated at a time while |
| * the other output must be driven low. |
| * This should likely be implemented using a multi color LED |
| * driver for antiparallel LEDs. |
| */ |
| led-2 { |
| color = <LED_COLOR_ID_GREEN>; |
| function = LED_FUNCTION_ACTIVITY; |
| gpios = <&io_board_gpio 1 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| led-3 { |
| color = <LED_COLOR_ID_ORANGE>; |
| function = LED_FUNCTION_ACTIVITY; |
| gpios = <&io_board_gpio 3 GPIO_ACTIVE_HIGH>; |
| }; |
| }; |
| |
| &usart3 { |
| /* |
| * On Gen 1 FairyTux 2 only RTS can be used and not CTS as well, |
| * Because pins PD11 (CTS) and PI11 (USER_BTN1) share the same |
| * interrupt and only one of them can be used at a time. |
| */ |
| rts-gpios = <&gpiod 12 GPIO_ACTIVE_LOW>; |
| }; |
| |
| &usbotg_hs { |
| dr_mode = "peripheral"; |
| }; |
