blob: 31f13823947644c7bf0bf385a4ffb3cf92a268a5 [file] [log] [blame]
Ahmad Fatoum86ccc012020-01-29 16:04:18 +01001/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
2/*
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
4 * Copyright (C) 2020 Ahmad Fatoum, Pengutronix
5 */
6
7/dts-v1/;
8
9#include "stm32mp157.dtsi"
10#include "stm32mp15xc.dtsi"
11#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
12#include "stm32mp15xx-osd32.dtsi"
13#include "stm32mp15xxac-pinctrl.dtsi"
14
15/ {
16 model = "Linux Automation MC-1 board";
17 compatible = "lxa,stm32mp157c-mc1", "oct,stm32mp15xx-osd32", "st,stm32mp157";
18
19 aliases {
20 mmc0 = &sdmmc1;
21 mmc1 = &sdmmc2;
22 serial0 = &uart4;
23 };
24
25 chosen {
26 stdout-path = &uart4;
27 };
28
29 led-act {
30 compatible = "gpio-leds";
31
32 led-green {
33 label = "mc1:green:act";
34 gpios = <&gpioa 13 1>;
35 linux,default-trigger = "heartbeat";
36 };
37 };
38
39 reg_3v3: regulator_3v3 {
40 compatible = "regulator-fixed";
41 regulator-name = "3V3";
42 regulator-min-microvolt = <3300000>;
43 regulator-max-microvolt = <3300000>;
44 regulator-always-on;
45 vin-supply = <&v3v3>;
46 };
47};
48
49&sdmmc1 {
50 pinctrl-names = "default";
51 pinctrl-0 = <&sdmmc1_b4_pins_a>;
52 bus-width = <4>;
53 cd-gpios = <&gpioh 3 1>;
54 disable-wp;
55 no-1-8-v;
56 st,neg-edge;
57 vmmc-supply = <&reg_3v3>;
58 status = "okay";
59};
60
61&sdmmc1_b4_pins_a {
62 /*
63 * board lacks external pull-ups on SDMMC lines. Class 10 SD refuses to
64 * work, thus enable internal pull-ups.
65 */
66 pins1 {
67 /delete-property/ bias-disable;
68 bias-pull-up;
69 };
70 pins2 {
71 /delete-property/ bias-disable;
72 bias-pull-up;
73 };
74};
75
76&sdmmc2 {
77 pinctrl-names = "default";
Yann Gautierbb053d52021-10-20 17:22:32 +020078 pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
Ahmad Fatoum86ccc012020-01-29 16:04:18 +010079 bus-width = <8>;
80 no-1-8-v;
81 no-sd;
82 no-sdio;
83 non-removable;
84 st,neg-edge;
85 vmmc-supply = <&reg_3v3>;
86 status = "okay";
87};
88
89&uart4 {
90 pinctrl-names = "default";
91 pinctrl-0 = <&uart4_pins_a>;
92 status = "okay";
93};