1/*
2 * Copyright 2016-2018 Toradex AG
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 *  a) This file is free software; you can redistribute it and/or
10 *     modify it under the terms of the GNU General Public License
11 *     version 2 as published by the Free Software Foundation.
12 *
13 *     This file is distributed in the hope that it will be useful
14 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *     GNU General Public License for more details.
17 *
18 * Or, alternatively
19 *
20 *  b) Permission is hereby granted, free of charge, to any person
21 *     obtaining a copy of this software and associated documentation
22 *     files (the "Software"), to deal in the Software without
23 *     restriction, including without limitation the rights to use
24 *     copy, modify, merge, publish, distribute, sublicense, and/or
25 *     sell copies of the Software, and to permit persons to whom the
26 *     Software is furnished to do so, subject to the following
27 *     conditions:
28 *
29 *     The above copyright notice and this permission notice shall be
30 *     included in all copies or substantial portions of the Software.
31 *
32 *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
33 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
34 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
35 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
36 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
37 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
38 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
39 *     OTHER DEALINGS IN THE SOFTWARE.
40 */
41
42/dts-v1/;
43
44#include <dt-bindings/input/input.h>
45#include "tegra124-apalis.dtsi"
46
47/ {
48	model = "Toradex Apalis TK1 on Apalis Evaluation Board";
49	compatible = "toradex,apalis-tk1-eval", "toradex,apalis-tk1",
50		     "nvidia,tegra124";
51
52	aliases {
53		rtc0 = "/i2c@7000c000/rtc@68";
54		rtc1 = "/i2c@7000d000/pmic@40";
55		rtc2 = "/rtc@7000e000";
56		serial0 = &uarta;
57		serial1 = &uartb;
58		serial2 = &uartc;
59		serial3 = &uartd;
60	};
61
62	chosen {
63		stdout-path = "serial0:115200n8";
64	};
65
66	pcie@1003000 {
67		pci@1,0 {
68			status = "okay";
69		};
70	};
71
72	host1x@50000000 {
73		hdmi@54280000 {
74			status = "okay";
75		};
76	};
77
78	/* Apalis UART1 */
79	serial@70006000 {
80		status = "okay";
81	};
82
83	/* Apalis UART2 */
84	serial@70006040 {
85		status = "okay";
86	};
87
88	/* Apalis UART3 */
89	serial@70006200 {
90		status = "okay";
91	};
92
93	/* Apalis UART4 */
94	serial@70006300 {
95		status = "okay";
96	};
97
98	pwm@7000a000 {
99		status = "okay";
100	};
101
102	/*
103	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
104	 * board)
105	 */
106	i2c@7000c000 {
107		status = "okay";
108		clock-frequency = <400000>;
109
110		pcie-switch@58 {
111			compatible = "plx,pex8605";
112			reg = <0x58>;
113		};
114
115		/* M41T0M6 real time clock on carrier board */
116		rtc@68 {
117			compatible = "st,m41t0";
118			reg = <0x68>;
119		};
120	};
121
122	/*
123	 * GEN2_I2C: I2C2_SDA/SCL (DDC) on MXM3 pin 205/207 (e.g. display EDID)
124	 */
125	hdmi_ddc: i2c@7000c400 {
126		status = "okay";
127	};
128
129	/*
130	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
131	 * on carrier board)
132	 */
133	i2c@7000c500 {
134		status = "okay";
135		clock-frequency = <400000>;
136	};
137
138	/* I2C4 (DDC): unused */
139
140	/* SPI1: Apalis SPI1 */
141	spi@7000d400 {
142		status = "okay";
143		spi-max-frequency = <50000000>;
144
145		spidev0: spidev@0 {
146			compatible = "spidev";
147			reg = <0>;
148			spi-max-frequency = <50000000>;
149		};
150	};
151
152	/* SPI4: Apalis SPI2 */
153	spi@7000da00 {
154		status = "okay";
155		spi-max-frequency = <50000000>;
156
157		spidev1: spidev@0 {
158			compatible = "spidev";
159			reg = <0>;
160			spi-max-frequency = <50000000>;
161		};
162	};
163
164	/* Apalis Serial ATA */
165	sata@70020000 {
166		status = "okay";
167	};
168
169	hda@70030000 {
170		status = "okay";
171	};
172
173	usb@70090000 {
174		status = "okay";
175	};
176
177	/* Apalis MMC1 */
178	sdhci@700b0000 {
179		status = "okay";
180		/* MMC1_CD# */
181		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
182		bus-width = <4>;
183		vqmmc-supply = <&vddio_sdmmc1>;
184	};
185
186	/* Apalis SD1 */
187	sdhci@700b0400 {
188		status = "okay";
189		/* SD1_CD# */
190		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
191		bus-width = <4>;
192		vqmmc-supply = <&vddio_sdmmc3>;
193	};
194
195	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
196	usb@7d000000 {
197		status = "okay";
198		dr_mode = "otg";
199	};
200
201	usb-phy@7d000000 {
202		status = "okay";
203		vbus-supply = <&reg_usbo1_vbus>;
204	};
205
206	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
207	usb@7d004000 {
208		status = "okay";
209	};
210
211	usb-phy@7d004000 {
212		status = "okay";
213		vbus-supply = <&reg_usbh_vbus>;
214	};
215
216	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
217	usb@7d008000 {
218		status = "okay";
219	};
220
221	usb-phy@7d008000 {
222		status = "okay";
223		vbus-supply = <&reg_usbh_vbus>;
224	};
225
226	backlight: backlight {
227		compatible = "pwm-backlight";
228		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
229		brightness-levels = <255 231 223 207 191 159 127 0>;
230		default-brightness-level = <6>;
231		/* BKL1_ON */
232		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
233	};
234
235	gpio-keys {
236		compatible = "gpio-keys";
237
238		wakeup {
239			label = "WAKE1_MICO";
240			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
241			linux,code = <KEY_WAKEUP>;
242			debounce-interval = <10>;
243			wakeup-source;
244		};
245	};
246
247	reg_5v0: regulator-5v0 {
248		compatible = "regulator-fixed";
249		regulator-name = "5V_SW";
250		regulator-min-microvolt = <5000000>;
251		regulator-max-microvolt = <5000000>;
252	};
253
254	/* USBO1_EN */
255	reg_usbo1_vbus: regulator-usbo1-vbus {
256		compatible = "regulator-fixed";
257		regulator-name = "VCC_USBO1";
258		regulator-min-microvolt = <5000000>;
259		regulator-max-microvolt = <5000000>;
260		gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
261		enable-active-high;
262		vin-supply = <&reg_5v0>;
263	};
264
265	/* USBH_EN */
266	reg_usbh_vbus: regulator-usbh-vbus {
267		compatible = "regulator-fixed";
268		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
269		regulator-min-microvolt = <5000000>;
270		regulator-max-microvolt = <5000000>;
271		gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
272		enable-active-high;
273		vin-supply = <&reg_5v0>;
274	};
275};
276
277&gpio {
278	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
279	pex_perst_n {
280		gpio-hog;
281		gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
282		output-high;
283		line-name = "PEX_PERST_N";
284	};
285};
286