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1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
2/*
3 * Copyright 2016-2018 Toradex AG
4 */
5
6/dts-v1/;
7
8#include <dt-bindings/input/input.h>
9#include "tegra124-apalis-v1.2.dtsi"
10
11/ {
12	model = "Toradex Apalis TK1 on Apalis Evaluation Board";
13	compatible = "toradex,apalis-tk1-v1.2-eval", "toradex,apalis-tk1-eval",
14		     "toradex,apalis-tk1", "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		};
40	};
41
42	/* Apalis UART1 */
43	serial@70006000 {
44		status = "okay";
45	};
46
47	/* Apalis UART2 */
48	serial@70006040 {
49		status = "okay";
50	};
51
52	/* Apalis UART3 */
53	serial@70006200 {
54		status = "okay";
55	};
56
57	/* Apalis UART4 */
58	serial@70006300 {
59		status = "okay";
60	};
61
62	pwm@7000a000 {
63		status = "okay";
64	};
65
66	/*
67	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
68	 * board)
69	 */
70	i2c@7000c000 {
71		status = "okay";
72		clock-frequency = <400000>;
73
74		pcie-switch@58 {
75			compatible = "plx,pex8605";
76			reg = <0x58>;
77		};
78
79		/* M41T0M6 real time clock on carrier board */
80		rtc@68 {
81			compatible = "st,m41t0";
82			reg = <0x68>;
83		};
84	};
85
86	/* GEN2_I2C: unused */
87
88	/*
89	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
90	 * on carrier board)
91	 */
92	i2c@7000c500 {
93		status = "okay";
94		clock-frequency = <400000>;
95	};
96
97	/*
98	 * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
99	 * (e.g. display EDID)
100	 */
101	hdmi_ddc: i2c@7000c700 {
102		status = "okay";
103	};
104
105	/* SPI1: Apalis SPI1 */
106	spi@7000d400 {
107		status = "okay";
108		spi-max-frequency = <50000000>;
109
110		spidev0: spidev@0 {
111			compatible = "spidev";
112			reg = <0>;
113			spi-max-frequency = <50000000>;
114		};
115	};
116
117	/* SPI4: Apalis SPI2 */
118	spi@7000da00 {
119		status = "okay";
120		spi-max-frequency = <50000000>;
121
122		spidev1: spidev@0 {
123			compatible = "spidev";
124			reg = <0>;
125			spi-max-frequency = <50000000>;
126		};
127	};
128
129	/* Apalis Serial ATA */
130	sata@70020000 {
131		status = "okay";
132	};
133
134	hda@70030000 {
135		status = "okay";
136	};
137
138	usb@70090000 {
139		status = "okay";
140	};
141
142	/* Apalis MMC1 */
143	sdhci@700b0000 {
144		status = "okay";
145		/* MMC1_CD# */
146		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
147		bus-width = <4>;
148		vqmmc-supply = <&vddio_sdmmc1>;
149	};
150
151	/* Apalis SD1 */
152	sdhci@700b0400 {
153		status = "okay";
154		/* SD1_CD# */
155		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
156		bus-width = <4>;
157		vqmmc-supply = <&vddio_sdmmc3>;
158	};
159
160	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
161	usb@7d000000 {
162		status = "okay";
163		dr_mode = "otg";
164	};
165
166	usb-phy@7d000000 {
167		status = "okay";
168		vbus-supply = <&reg_usbo1_vbus>;
169	};
170
171	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
172	usb@7d004000 {
173		status = "okay";
174	};
175
176	usb-phy@7d004000 {
177		status = "okay";
178		vbus-supply = <&reg_usbh_vbus>;
179	};
180
181	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
182	usb@7d008000 {
183		status = "okay";
184	};
185
186	usb-phy@7d008000 {
187		status = "okay";
188		vbus-supply = <&reg_usbh_vbus>;
189	};
190
191	backlight: backlight {
192		compatible = "pwm-backlight";
193		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
194		brightness-levels = <255 231 223 207 191 159 127 0>;
195		default-brightness-level = <6>;
196		/* BKL1_ON */
197		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
198	};
199
200	gpio-keys {
201		compatible = "gpio-keys";
202
203		wakeup {
204			label = "WAKE1_MICO";
205			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
206			linux,code = <KEY_WAKEUP>;
207			debounce-interval = <10>;
208			wakeup-source;
209		};
210	};
211
212	reg_5v0: regulator-5v0 {
213		compatible = "regulator-fixed";
214		regulator-name = "5V_SW";
215		regulator-min-microvolt = <5000000>;
216		regulator-max-microvolt = <5000000>;
217	};
218
219	/* USBO1_EN */
220	reg_usbo1_vbus: regulator-usbo1-vbus {
221		compatible = "regulator-fixed";
222		regulator-name = "VCC_USBO1";
223		regulator-min-microvolt = <5000000>;
224		regulator-max-microvolt = <5000000>;
225		gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
226		enable-active-high;
227		vin-supply = <&reg_5v0>;
228	};
229
230	/* USBH_EN */
231	reg_usbh_vbus: regulator-usbh-vbus {
232		compatible = "regulator-fixed";
233		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
234		regulator-min-microvolt = <5000000>;
235		regulator-max-microvolt = <5000000>;
236		gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
237		enable-active-high;
238		vin-supply = <&reg_5v0>;
239	};
240};
241
242&gpio {
243	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
244	pex_perst_n {
245		gpio-hog;
246		gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
247		output-high;
248		line-name = "PEX_PERST_N";
249	};
250};
251