xref: /linux/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi (revision d5859510d35d8e7d63fed5169f1775317f40fb03) 
1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2/*
3 * Copyright 2022 Toradex
4 */
5
6/ {
7	reg_eth2phy: regulator-eth2phy {
8		compatible = "regulator-fixed";
9		enable-active-high;
10		gpio = <&gpio_expander_21 4 GPIO_ACTIVE_HIGH>; /* ETH_PWR_EN */
11		off-on-delay-us = <500000>;
12		regulator-max-microvolt = <3300000>;
13		regulator-min-microvolt = <3300000>;
14		regulator-name = "+V3.3_ETH";
15		startup-delay-us = <200000>;
16		vin-supply = <&reg_3p3v>;
17	};
18
19	sound {
20		compatible = "simple-audio-card";
21		simple-audio-card,bitclock-master = <&codec_dai>;
22		simple-audio-card,format = "i2s";
23		simple-audio-card,frame-master = <&codec_dai>;
24		simple-audio-card,mclk-fs = <256>;
25		simple-audio-card,name = "verdin-nau8822";
26		simple-audio-card,routing =
27			"Headphones", "LHP",
28			"Headphones", "RHP",
29			"Speaker", "LSPK",
30			"Speaker", "RSPK",
31			"Line Out", "AUXOUT1",
32			"Line Out", "AUXOUT2",
33			"LAUX", "Line In",
34			"RAUX", "Line In",
35			"LMICP", "Mic In",
36			"RMICP", "Mic In";
37		simple-audio-card,widgets =
38			"Headphones", "Headphones",
39			"Line Out", "Line Out",
40			"Speaker", "Speaker",
41			"Microphone", "Mic In",
42			"Line", "Line In";
43
44		codec_dai: simple-audio-card,codec {
45			clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
46			sound-dai = <&nau8822_1a>;
47		};
48
49		simple-audio-card,cpu {
50			sound-dai = <&sai1>;
51		};
52	};
53};
54
55&backlight {
56	power-supply = <&reg_3p3v>;
57};
58
59/* Verdin SPI_1 */
60&ecspi1 {
61	status = "okay";
62};
63
64/* EEPROM on display adapter boards */
65&eeprom_display_adapter {
66	status = "okay";
67};
68
69/* EEPROM on Verdin Development board */
70&eeprom_carrier_board {
71	status = "okay";
72};
73
74&eqos {
75	status = "okay";
76};
77
78&fec {
79	phy-supply = <&reg_eth2phy>;
80	status = "okay";
81};
82
83&flexcan1 {
84	status = "okay";
85};
86
87&flexcan2 {
88	status = "okay";
89};
90
91/* Verdin QSPI_1 */
92&flexspi {
93	status = "okay";
94};
95
96&gpio4 {
97	pinctrl-names = "default";
98	pinctrl-0 = <&pinctrl_ctrl_sleep_moci>;
99};
100
101&gpio_expander_21 {
102	status = "okay";
103	vcc-supply = <&reg_1p8v>;
104};
105
106/* Current measurement into module VCC */
107&hwmon {
108	status = "okay";
109};
110
111&hwmon_temp {
112	vs-supply = <&reg_1p8v>;
113	status = "okay";
114};
115
116/* Verdin I2C_2_DSI */
117&i2c2 {
118	status = "okay";
119};
120
121&i2c3 {
122	status = "okay";
123};
124
125/* Verdin I2C_1 */
126&i2c4 {
127	status = "okay";
128
129	/* Audio Codec */
130	nau8822_1a: audio-codec@1a {
131		compatible = "nuvoton,nau8822";
132		reg = <0x1a>;
133		pinctrl-names = "default";
134		pinctrl-0 = <&pinctrl_sai1>;
135		#sound-dai-cells = <0>;
136	};
137};
138
139/* Verdin I2C_3_HDMI */
140&i2c5 {
141	status = "okay";
142};
143
144/* Verdin PCIE_1 */
145&pcie {
146	status = "okay";
147};
148
149&pcie_phy {
150	status = "okay";
151};
152
153/* Verdin PWM_1 */
154&pwm1 {
155	status = "okay";
156};
157
158/* Verdin PWM_2 */
159&pwm2 {
160	status = "okay";
161};
162
163/* Verdin PWM_3_DSI */
164&pwm3 {
165	status = "okay";
166};
167
168&reg_usdhc2_vmmc {
169	vin-supply = <&reg_3p3v>;
170};
171
172/* Verdin I2S_1 */
173&sai1 {
174	assigned-clocks = <&clk IMX8MP_CLK_SAI1>;
175	assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
176	assigned-clock-rates = <24576000>;
177	fsl,sai-mclk-direction-output;
178	status = "okay";
179};
180
181/* Verdin UART_1, connector X50 through RS485 transceiver */
182&uart1 {
183	linux,rs485-enabled-at-boot-time;
184	rs485-rts-active-low;
185	rs485-rx-during-tx;
186	status = "okay";
187};
188
189/* Verdin UART_2 */
190&uart2 {
191	status = "okay";
192};
193
194/* Verdin UART_3, used as the Linux Console */
195&uart3 {
196	status = "okay";
197};
198
199/* Verdin USB_1 */
200&usb3_0 {
201	status = "okay";
202};
203
204&usb3_phy0 {
205	status = "okay";
206};
207
208/* Verdin USB_2 */
209&usb3_1 {
210	fsl,permanently-attached;
211	status = "okay";
212};
213
214&usb3_phy1 {
215	status = "okay";
216};
217
218/* Limit frequency on dev board due to long traces and bad signal integrity */
219&usdhc2 {
220	max-frequency = <100000000>;
221	status = "okay";
222};
223