// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) /* * Copyright (C) STMicroelectronics 2023 - All Rights Reserved * Author: Alexandre Torgue for STMicroelectronics. */ /dts-v1/; #include #include "stm32mp257.dtsi" #include "stm32mp25xf.dtsi" #include "stm32mp25-pinctrl.dtsi" #include "stm32mp25xxai-pinctrl.dtsi" / { model = "STMicroelectronics STM32MP257F-EV1 Evaluation Board"; compatible = "st,stm32mp257f-ev1", "st,stm32mp257"; aliases { serial0 = &usart2; }; chosen { stdout-path = "serial0:115200n8"; }; memory@80000000 { device_type = "memory"; reg = <0x0 0x80000000 0x1 0x0>; }; reserved-memory { #address-cells = <2>; #size-cells = <2>; ranges; fw@80000000 { compatible = "shared-dma-pool"; reg = <0x0 0x80000000 0x0 0x4000000>; no-map; }; }; vdd_sdcard: vdd-sdcard { compatible = "regulator-fixed"; regulator-name = "vdd_sdcard"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; }; &arm_wdt { timeout-sec = <32>; status = "okay"; }; &sdmmc1 { pinctrl-names = "default", "opendrain", "sleep"; pinctrl-0 = <&sdmmc1_b4_pins_a>; pinctrl-1 = <&sdmmc1_b4_od_pins_a>; pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>; cd-gpios = <&gpiod 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; disable-wp; st,neg-edge; bus-width = <4>; vmmc-supply = <&vdd_sdcard>; status = "okay"; }; &usart2 { pinctrl-names = "default", "idle", "sleep"; pinctrl-0 = <&usart2_pins_a>; pinctrl-1 = <&usart2_idle_pins_a>; pinctrl-2 = <&usart2_sleep_pins_a>; status = "okay"; };