| // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) |
| /* |
| * Copyright (C) STMicroelectronics 2023 - All Rights Reserved |
| * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics. |
| */ |
| |
| /dts-v1/; |
| |
| #include <dt-bindings/gpio/gpio.h> |
| #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"; |
| }; |
