xref: /linux/arch/arm/boot/dts/nvidia/tegra124-apalis-eval.dts (revision e7e86d7697c6ed1dbbde18d7185c35b6967945ed) 
1// SPDX-License-Identifier: GPL-2.0 OR X11
2/*
3 * Copyright 2016-2019 Toradex AG
4 */
5
6/dts-v1/;
7
8#include <dt-bindings/input/input.h>
9#include "tegra124-apalis.dtsi"
10
11/ {
12	model = "Toradex Apalis TK1 on Apalis Evaluation Board";
13	compatible = "toradex,apalis-tk1-eval", "toradex,apalis-tk1",
14		     "nvidia,tegra124";
15
16	aliases {
17		rtc0 = "/i2c@7000c000/rtc@68";
18		rtc1 = "/i2c@7000d000/pmic@40";
19		rtc2 = "/rtc@7000e000";
20		serial0 = &uarta;
21		serial1 = &uartb;
22		serial2 = &uartc;
23		serial3 = &uartd;
24	};
25
26	chosen {
27		stdout-path = "serial0:115200n8";
28	};
29
30	pcie@1003000 {
31		pci@1,0 {
32			status = "okay";
33		};
34	};
35
36	host1x@50000000 {
37		hdmi@54280000 {
38			status = "okay";
39			hdmi-supply = <&reg_5v0>;
40		};
41	};
42
43	gpio: gpio@6000d000 {
44		/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
45		pex-perst-n-hog {
46			gpio-hog;
47			gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
48			output-high;
49			line-name = "PEX_PERST_N";
50		};
51	};
52
53	/* Apalis UART1 */
54	serial@70006000 {
55		/delete-property/ dmas;
56		/delete-property/ dma-names;
57		status = "okay";
58	};
59
60	/* Apalis UART2 */
61	serial@70006040 {
62		status = "okay";
63	};
64
65	/* Apalis UART3 */
66	serial@70006200 {
67		status = "okay";
68	};
69
70	/* Apalis UART4 */
71	serial@70006300 {
72		status = "okay";
73	};
74
75	pwm@7000a000 {
76		status = "okay";
77	};
78
79	/*
80	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
81	 * board)
82	 */
83	i2c@7000c000 {
84		status = "okay";
85		clock-frequency = <400000>;
86
87		/* M41T0M6 real time clock on carrier board */
88		rtc@68 {
89			compatible = "st,m41t0";
90			reg = <0x68>;
91		};
92	};
93
94	/*
95	 * GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
96	 */
97	i2c@7000c400 {
98		status = "okay";
99	};
100
101	/*
102	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
103	 * on carrier board)
104	 */
105	i2c@7000c500 {
106		status = "okay";
107		clock-frequency = <400000>;
108	};
109
110	/* I2C4 (DDC): unused */
111
112	/* SPI1: Apalis SPI1 */
113	spi@7000d400 {
114		status = "okay";
115		spi-max-frequency = <50000000>;
116	};
117
118	/* SPI4: Apalis SPI2 */
119	spi@7000da00 {
120		status = "okay";
121		spi-max-frequency = <50000000>;
122	};
123
124	/* Apalis Serial ATA */
125	sata@70020000 {
126		status = "okay";
127		target-5v-supply = <&reg_5v0>;
128		target-12v-supply = <&reg_12v0>;
129	};
130
131	hda@70030000 {
132		status = "okay";
133	};
134
135	usb@70090000 {
136		status = "okay";
137	};
138
139	/* Apalis MMC1 */
140	mmc@700b0000 {
141		status = "okay";
142		bus-width = <4>;
143		/* MMC1_CD# */
144		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
145		vqmmc-supply = <&vddio_sdmmc1>;
146	};
147
148	/* Apalis SD1 */
149	mmc@700b0400 {
150		status = "okay";
151		bus-width = <4>;
152		/* SD1_CD# */
153		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
154		vqmmc-supply = <&vddio_sdmmc3>;
155	};
156
157	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
158	usb@7d000000 {
159		status = "okay";
160		dr_mode = "otg";
161	};
162
163	usb-phy@7d000000 {
164		status = "okay";
165		vbus-supply = <&reg_usbo1_vbus>;
166	};
167
168	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
169	usb@7d004000 {
170		status = "okay";
171	};
172
173	usb-phy@7d004000 {
174		status = "okay";
175		vbus-supply = <&reg_usbh_vbus>;
176	};
177
178	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
179	usb@7d008000 {
180		status = "okay";
181	};
182
183	usb-phy@7d008000 {
184		status = "okay";
185		vbus-supply = <&reg_usbh_vbus>;
186	};
187
188	backlight: backlight {
189		compatible = "pwm-backlight";
190		brightness-levels = <255 231 223 207 191 159 127 0>;
191		default-brightness-level = <6>;
192		/* BKL1_ON */
193		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
194		power-supply = <&reg_3v3>;
195		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
196	};
197
198	gpio-keys {
199		compatible = "gpio-keys";
200
201		key-wakeup {
202			label = "WAKE1_MICO";
203			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
204			linux,code = <KEY_WAKEUP>;
205			debounce-interval = <10>;
206			wakeup-source;
207		};
208	};
209
210	reg_3v3: regulator-3v3 {
211		compatible = "regulator-fixed";
212		regulator-name = "3.3V_SW";
213		regulator-min-microvolt = <3300000>;
214		regulator-max-microvolt = <3300000>;
215	};
216
217	reg_5v0: regulator-5v0 {
218		compatible = "regulator-fixed";
219		regulator-name = "5V_SW";
220		regulator-min-microvolt = <5000000>;
221		regulator-max-microvolt = <5000000>;
222	};
223
224	reg_12v0: regulator-12v0 {
225		compatible = "regulator-fixed";
226		regulator-name = "12V_SW";
227		regulator-min-microvolt = <12000000>;
228		regulator-max-microvolt = <12000000>;
229	};
230
231	/* USBO1_EN */
232	reg_usbo1_vbus: regulator-usbo1-vbus {
233		compatible = "regulator-fixed";
234		regulator-name = "VCC_USBO1";
235		regulator-min-microvolt = <5000000>;
236		regulator-max-microvolt = <5000000>;
237		gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
238		enable-active-high;
239		vin-supply = <&reg_5v0>;
240	};
241
242	/* USBH_EN */
243	reg_usbh_vbus: regulator-usbh-vbus {
244		compatible = "regulator-fixed";
245		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
246		regulator-min-microvolt = <5000000>;
247		regulator-max-microvolt = <5000000>;
248		gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
249		enable-active-high;
250		vin-supply = <&reg_5v0>;
251	};
252};
253