1/* 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 "stm32mp15xx-osd32.dtsi"
 11#include "stm32mp15xxac-pinctrl.dtsi"
 12
 13#include <dt-bindings/gpio/gpio.h>
 14#include <dt-bindings/pwm/pwm.h>
 15
 16/ {
 17	model = "Linux Automation MC-1 board";
 18	compatible = "lxa,stm32mp157c-mc1", "oct,stm32mp15xx-osd32", "st,stm32mp157";
 19
 20	aliases {
 21		ethernet0 = &ethernet0;
 22		mmc0 = &sdmmc1;
 23		mmc1 = &sdmmc2;
 24		serial0 = &uart4;
 25	};
 26
 27	backlight: backlight {
 28		compatible = "pwm-backlight";
 29		pwms = <&backlight_pwm 1 100000 PWM_POLARITY_INVERTED>;
 30		brightness-levels = <0 31 63 95 127 159 191 223 255>;
 31		default-brightness-level = <7>;
 32		power-supply = <&reg_5v2>; /* 3V3_BACKLIGHT */
 33	};
 34
 35	chosen {
 36		stdout-path = &uart4;
 37	};
 38
 39	led-controller-0 {
 40		compatible = "gpio-leds";
 41
 42		led-0 {
 43			label = "mc1:green:act";
 44			gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
 45			linux,default-trigger = "heartbeat";
 46		};
 47	};
 48
 49	led-controller-1 {
 50		compatible = "pwm-leds";
 51
 52		/* led-1 to led-3 are part of a single RGB led */
 53		led-1 {
 54			label = "mc1:red:rgb";
 55			pwms = <&leds_pwm 1 1000000 0>;
 56			max-brightness = <255>;
 57			active-low;
 58		};
 59
 60		led-2 {
 61			label = "mc1:green:rgb";
 62			pwms = <&leds_pwm 2 1000000 0>;
 63			max-brightness = <255>;
 64			active-low;
 65		};
 66
 67		led-3 {
 68			label = "mc1:blue:rgb";
 69			pwms = <&leds_pwm 3 1000000 0>;
 70			max-brightness = <255>;
 71			active-low;
 72		};
 73	};
 74
 75	panel: panel {
 76		compatible = "edt,etm0700g0edh6", "simple-panel";
 77		backlight = <&backlight>;
 78		enable-gpios = <&gpiod 4 GPIO_ACTIVE_HIGH>;
 79		power-supply = <&reg_3v3>;
 80
 81		port {
 82			panel_input: endpoint {
 83				remote-endpoint = <&ltdc_ep0_out>;
 84			};
 85		};
 86	};
 87
 88	reg_3v3: regulator_3v3 {
 89		compatible = "regulator-fixed";
 90		regulator-name = "3V3";
 91		regulator-min-microvolt = <3300000>;
 92		regulator-max-microvolt = <3300000>;
 93		regulator-always-on;
 94		vin-supply = <&v3v3>;
 95	};
 96
 97	/* supplied by either debug board or PoE */
 98	reg_5v2: regulator_5v2 {
 99		compatible = "regulator-fixed";
100		regulator-name = "5V2";
101		regulator-min-microvolt = <5200000>;
102		regulator-max-microvolt = <5200000>;
103		regulator-always-on;
104	};
105};
106
107&ethernet0 {
108	pinctrl-names = "default", "sleep";
109	pinctrl-0 = <&ethernet0_rgmii_pins_b>;
110	pinctrl-1 = <&ethernet0_rgmii_sleep_pins_b>;
111	phy-mode = "rgmii-id";
112	phy-handle = <&ethphy>;
113	status = "okay";
114
115	mdio {
116		compatible = "snps,dwmac-mdio";
117		#address-cells = <1>;
118		#size-cells = <0>;
119
120		ethphy: ethernet-phy@3 { /* KSZ9031RN */
121			reg = <3>;
122			reset-gpios = <&gpiog 0 GPIO_ACTIVE_LOW>; /* ETH_RST# */
123			interrupt-parent = <&gpioa>;
124			interrupts = <6 IRQ_TYPE_EDGE_FALLING>; /* ETH_MDINT# */
125			reset-assert-us = <10000>;
126			reset-deassert-us = <300>;
127			micrel,force-master;
128		};
129	};
130};
131
132&gpioz {
133	gpio-line-names = "HWID0", "HWID1", "HWID2", "HWID3", "", "",
134			  "HWID4", "HWID5";
135};
136
137&i2c5 {
138	pinctrl-names = "default", "sleep";
139	pinctrl-0 = <&i2c5_pins_b>;
140	pinctrl-1 = <&i2c5_sleep_pins_b>;
141	clock-frequency = <400000>;
142	status = "okay";
143
144	touchscreen@38 {
145		compatible = "edt,edt-ft5x06";
146		interrupt-parent = <&gpiod>;
147		interrupts = <11 IRQ_TYPE_EDGE_FALLING>; /* TOUCH_INT# */
148		vcc-supply = <&reg_3v3>;
149		reg = <0x38>;
150		reset-gpios = <&gpiof 8 GPIO_ACTIVE_LOW>; /* TOUCH_RESET# */
151		touchscreen-size-x = <1792>;
152		touchscreen-size-y = <1024>;
153		wakeup-source;
154	};
155};
156
157&ltdc {
158	pinctrl-names = "default", "sleep";
159	pinctrl-0 = <&ltdc_pins_c>;
160	pinctrl-1 = <&ltdc_sleep_pins_c>;
161	status = "okay";
162
163	port {
164		ltdc_ep0_out: endpoint@0 {
165			reg = <0>;
166			remote-endpoint = <&panel_input>;
167		};
168	};
169};
170
171&pmic {
172	regulators {
173		buck4-supply = <&reg_5v2>;	/* VIN */
174		ldo2-supply = <&reg_5v2>;	/* PMIC_LDO25IN */
175		ldo5-supply = <&reg_5v2>;	/* PMIC_LDO25IN */
176		boost-supply = <&reg_5v2>;	/* PMIC_BSTIN */
177		pwr_sw2-supply = <&bst_out>;    /* PMIC_SWIN */
178	};
179};
180
181&sdmmc1 {
182	pinctrl-names = "default", "opendrain", "sleep";
183	pinctrl-0 = <&sdmmc1_b4_pins_a>;
184	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
185	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
186	bus-width = <4>;
187	cd-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
188	disable-wp;
189	no-1-8-v;
190	st,neg-edge;
191	vmmc-supply = <&reg_3v3>;
192	status = "okay";
193};
194
195&sdmmc1_b4_pins_a {
196	/*
197	 * board lacks external pull-ups on SDMMC lines. Class 10 SD refuses to
198	 * work, thus enable internal pull-ups.
199	 */
200	pins1 {
201		/delete-property/ bias-disable;
202		bias-pull-up;
203	};
204	pins2 {
205		/delete-property/ bias-disable;
206		bias-pull-up;
207	};
208};
209
210&sdmmc2 {
211	pinctrl-names = "default", "opendrain", "sleep";
212	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
213	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>;
214	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>;
215	bus-width = <8>;
216	mmc-ddr-3_3v;
217	no-1-8-v;
218	no-sd;
219	no-sdio;
220	non-removable;
221	st,neg-edge;
222	vmmc-supply = <&reg_3v3>;
223	status = "okay";
224};
225
226&timers3 {
227	status = "okay";
228
229	backlight_pwm: pwm {
230		pinctrl-names = "default", "sleep";
231		pinctrl-0 = <&pwm3_pins_b>;
232		pinctrl-1 = <&pwm3_sleep_pins_b>;
233		status = "okay";
234	};
235};
236
237&timers5 {
238	status = "okay";
239
240	leds_pwm: pwm {
241		pinctrl-names = "default", "sleep";
242		pinctrl-0 = <&pwm5_pins_b>;
243		pinctrl-1 = <&pwm5_sleep_pins_b>;
244		status = "okay";
245	};
246};
247
248&uart4 {
249	pinctrl-names = "default";
250	pinctrl-0 = <&uart4_pins_a>;
251	/delete-property/dmas;
252	/delete-property/dma-names;
253	status = "okay";
254};