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	/* Apalis UART1 */
44	serial@70006000 {
45		status = "okay";
46	};
47
48	/* Apalis UART2 */
49	serial@70006040 {
50		status = "okay";
51	};
52
53	/* Apalis UART3 */
54	serial@70006200 {
55		status = "okay";
56	};
57
58	/* Apalis UART4 */
59	serial@70006300 {
60		status = "okay";
61	};
62
63	pwm@7000a000 {
64		status = "okay";
65	};
66
67	/*
68	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
69	 * board)
70	 */
71	i2c@7000c000 {
72		status = "okay";
73		clock-frequency = <400000>;
74
75		pcie-switch@58 {
76			compatible = "plx,pex8605";
77			reg = <0x58>;
78		};
79
80		/* M41T0M6 real time clock on carrier board */
81		rtc@68 {
82			compatible = "st,m41t0";
83			reg = <0x68>;
84		};
85	};
86
87	/*
88	 * GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
89	 */
90	i2c@7000c400 {
91		status = "okay";
92	};
93
94	/*
95	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
96	 * on carrier board)
97	 */
98	i2c@7000c500 {
99		status = "okay";
100		clock-frequency = <400000>;
101	};
102
103	/* I2C4 (DDC): unused */
104
105	/* SPI1: Apalis SPI1 */
106	spi@7000d400 {
107		status = "okay";
108		spi-max-frequency = <50000000>;
109	};
110
111	/* SPI4: Apalis SPI2 */
112	spi@7000da00 {
113		status = "okay";
114		spi-max-frequency = <50000000>;
115	};
116
117	/* Apalis Serial ATA */
118	sata@70020000 {
119		status = "okay";
120		target-5v-supply = <&reg_5v0>;
121		target-12v-supply = <&reg_12v0>;
122	};
123
124	hda@70030000 {
125		status = "okay";
126	};
127
128	usb@70090000 {
129		status = "okay";
130	};
131
132	/* Apalis MMC1 */
133	mmc@700b0000 {
134		status = "okay";
135		bus-width = <4>;
136		/* MMC1_CD# */
137		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
138		vqmmc-supply = <&vddio_sdmmc1>;
139	};
140
141	/* Apalis SD1 */
142	mmc@700b0400 {
143		status = "okay";
144		bus-width = <4>;
145		/* SD1_CD# */
146		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
147		vqmmc-supply = <&vddio_sdmmc3>;
148	};
149
150	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
151	usb@7d000000 {
152		status = "okay";
153		dr_mode = "otg";
154	};
155
156	usb-phy@7d000000 {
157		status = "okay";
158		vbus-supply = <&reg_usbo1_vbus>;
159	};
160
161	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
162	usb@7d004000 {
163		status = "okay";
164	};
165
166	usb-phy@7d004000 {
167		status = "okay";
168		vbus-supply = <&reg_usbh_vbus>;
169	};
170
171	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
172	usb@7d008000 {
173		status = "okay";
174	};
175
176	usb-phy@7d008000 {
177		status = "okay";
178		vbus-supply = <&reg_usbh_vbus>;
179	};
180
181	backlight: backlight {
182		compatible = "pwm-backlight";
183		brightness-levels = <255 231 223 207 191 159 127 0>;
184		default-brightness-level = <6>;
185		/* BKL1_ON */
186		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
187		power-supply = <&reg_3v3>;
188		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
189	};
190
191	gpio-keys {
192		compatible = "gpio-keys";
193
194		wakeup {
195			label = "WAKE1_MICO";
196			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
197			linux,code = <KEY_WAKEUP>;
198			debounce-interval = <10>;
199			wakeup-source;
200		};
201	};
202
203	reg_3v3: regulator-3v3 {
204		compatible = "regulator-fixed";
205		regulator-name = "3.3V_SW";
206		regulator-min-microvolt = <3300000>;
207		regulator-max-microvolt = <3300000>;
208	};
209
210	reg_5v0: regulator-5v0 {
211		compatible = "regulator-fixed";
212		regulator-name = "5V_SW";
213		regulator-min-microvolt = <5000000>;
214		regulator-max-microvolt = <5000000>;
215	};
216
217	reg_12v0: regulator-12v0 {
218		compatible = "regulator-fixed";
219		regulator-name = "12V_SW";
220		regulator-min-microvolt = <12000000>;
221		regulator-max-microvolt = <12000000>;
222	};
223
224	/* USBO1_EN */
225	reg_usbo1_vbus: regulator-usbo1-vbus {
226		compatible = "regulator-fixed";
227		regulator-name = "VCC_USBO1";
228		regulator-min-microvolt = <5000000>;
229		regulator-max-microvolt = <5000000>;
230		gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
231		enable-active-high;
232		vin-supply = <&reg_5v0>;
233	};
234
235	/* USBH_EN */
236	reg_usbh_vbus: regulator-usbh-vbus {
237		compatible = "regulator-fixed";
238		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
239		regulator-min-microvolt = <5000000>;
240		regulator-max-microvolt = <5000000>;
241		gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
242		enable-active-high;
243		vin-supply = <&reg_5v0>;
244	};
245};
246
247&gpio {
248	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
249	pex-perst-n-hog {
250		gpio-hog;
251		gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
252		output-high;
253		line-name = "PEX_PERST_N";
254	};
255};
256