xref: /linux/arch/arm64/boot/dts/st/stm32mp235f-dk.dts (revision 68a052239fc4b351e961f698b824f7654a346091) 
1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2/*
3 * Copyright (C) STMicroelectronics 2025 - All Rights Reserved
4 * Author: Amelie Delaunay <amelie.delaunay@foss.st.com> for STMicroelectronics.
5 */
6
7/dts-v1/;
8
9#include <dt-bindings/gpio/gpio.h>
10#include <dt-bindings/input/input.h>
11#include <dt-bindings/leds/common.h>
12#include "stm32mp235.dtsi"
13#include "stm32mp23xf.dtsi"
14#include "stm32mp25-pinctrl.dtsi"
15#include "stm32mp25xxak-pinctrl.dtsi"
16
17/ {
18	model = "STMicroelectronics STM32MP235F-DK Discovery Board";
19	compatible = "st,stm32mp235f-dk", "st,stm32mp235";
20
21	aliases {
22		ethernet0 = &ethernet1;
23		serial0 = &usart2;
24	};
25
26	chosen {
27		stdout-path = "serial0:115200n8";
28	};
29
30	gpio-keys {
31		compatible = "gpio-keys";
32
33		button-user-1 {
34			label = "User-1";
35			linux,code = <BTN_1>;
36			gpios = <&gpioc 5 GPIO_ACTIVE_HIGH>;
37		};
38
39		button-user-2 {
40			label = "User-2";
41			linux,code = <BTN_2>;
42			gpios = <&gpioc 11 GPIO_ACTIVE_HIGH>;
43		};
44	};
45
46	gpio-leds {
47		compatible = "gpio-leds";
48
49		led-blue {
50			function = LED_FUNCTION_HEARTBEAT;
51			color = <LED_COLOR_ID_BLUE>;
52			gpios = <&gpioh 7 GPIO_ACTIVE_HIGH>;
53			linux,default-trigger = "heartbeat";
54			default-state = "off";
55		};
56	};
57
58	memory@80000000 {
59		device_type = "memory";
60		reg = <0x0 0x80000000 0x0 0x80000000>;
61	};
62
63	reserved-memory {
64		#address-cells = <2>;
65		#size-cells = <2>;
66		ranges;
67
68		fw@80000000 {
69			compatible = "shared-dma-pool";
70			reg = <0x0 0x80000000 0x0 0x4000000>;
71			no-map;
72		};
73	};
74};
75
76&arm_wdt {
77	timeout-sec = <32>;
78	status = "okay";
79};
80
81&ethernet1 {
82	pinctrl-0 = <&eth1_rgmii_pins_b>;
83	pinctrl-1 = <&eth1_rgmii_sleep_pins_b>;
84	pinctrl-names = "default", "sleep";
85	phy-handle = <&phy1_eth1>;
86	phy-mode = "rgmii-id";
87	status = "okay";
88
89	mdio {
90		#address-cells = <1>;
91		#size-cells = <0>;
92		compatible = "snps,dwmac-mdio";
93		phy1_eth1: ethernet-phy@1 {
94			compatible = "ethernet-phy-id001c.c916";
95			reg = <1>;
96			reset-gpios =  <&gpioa 2 GPIO_ACTIVE_LOW>;
97			reset-assert-us = <10000>;
98			reset-deassert-us = <80000>;
99		};
100	};
101};
102
103&scmi_regu {
104	scmi_vddio1: regulator@0 {
105		regulator-min-microvolt = <1800000>;
106		regulator-max-microvolt = <3300000>;
107	};
108	scmi_vdd_sdcard: regulator@23 {
109		reg = <VOLTD_SCMI_STPMIC2_LDO7>;
110		regulator-name = "vdd_sdcard";
111	};
112};
113
114&sdmmc1 {
115	pinctrl-names = "default", "opendrain", "sleep";
116	pinctrl-0 = <&sdmmc1_b4_pins_a>;
117	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
118	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
119	cd-gpios = <&gpiod 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
120	disable-wp;
121	st,neg-edge;
122	bus-width = <4>;
123	vmmc-supply = <&scmi_vdd_sdcard>;
124	vqmmc-supply = <&scmi_vddio1>;
125	status = "okay";
126};
127
128&usart2 {
129	pinctrl-names = "default", "idle", "sleep";
130	pinctrl-0 = <&usart2_pins_a>;
131	pinctrl-1 = <&usart2_idle_pins_a>;
132	pinctrl-2 = <&usart2_sleep_pins_a>;
133	/delete-property/dmas;
134	/delete-property/dma-names;
135	status = "okay";
136};
137