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-v1.2", "toradex,apalis-tk1",
 15		     "nvidia,tegra124";
 16
 17	aliases {
 18		rtc0 = "/i2c@7000c000/rtc@68";
 19		rtc1 = "/i2c@7000d000/pmic@40";
 20		rtc2 = "/rtc@7000e000";
 21		serial0 = &uarta;
 22		serial1 = &uartb;
 23		serial2 = &uartc;
 24		serial3 = &uartd;
 25	};
 26
 27	chosen {
 28		stdout-path = "serial0:115200n8";
 29	};
 30
 31	pcie@1003000 {
 32		pci@1,0 {
 33			status = "okay";
 34		};
 35	};
 36
 37	host1x@50000000 {
 38		hdmi@54280000 {
 39			status = "okay";
 40			hdmi-supply = <&reg_5v0>;
 41		};
 42	};
 43
 44	/* Apalis UART1 */
 45	serial@70006000 {
 46		status = "okay";
 47	};
 48
 49	/* Apalis UART2 */
 50	serial@70006040 {
 51		status = "okay";
 52	};
 53
 54	/* Apalis UART3 */
 55	serial@70006200 {
 56		status = "okay";
 57	};
 58
 59	/* Apalis UART4 */
 60	serial@70006300 {
 61		status = "okay";
 62	};
 63
 64	pwm@7000a000 {
 65		status = "okay";
 66	};
 67
 68	/*
 69	 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
 70	 * board)
 71	 */
 72	i2c@7000c000 {
 73		status = "okay";
 74		clock-frequency = <400000>;
 75
 76		pcie-switch@58 {
 77			compatible = "plx,pex8605";
 78			reg = <0x58>;
 79		};
 80
 81		/* M41T0M6 real time clock on carrier board */
 82		rtc@68 {
 83			compatible = "st,m41t0";
 84			reg = <0x68>;
 85		};
 86	};
 87
 88	/* GEN2_I2C: unused */
 89
 90	/*
 91	 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
 92	 * on carrier board)
 93	 */
 94	i2c@7000c500 {
 95		status = "okay";
 96		clock-frequency = <400000>;
 97	};
 98
 99	/*
100	 * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
101	 * (e.g. display EDID)
102	 */
103	i2c@7000c700 {
104		status = "okay";
105	};
106
107	/* SPI1: Apalis SPI1 */
108	spi@7000d400 {
109		status = "okay";
110		spi-max-frequency = <50000000>;
111	};
112
113	/* SPI4: Apalis SPI2 */
114	spi@7000da00 {
115		status = "okay";
116		spi-max-frequency = <50000000>;
117	};
118
119	/* Apalis Serial ATA */
120	sata@70020000 {
121		status = "okay";
122		target-5v-supply = <&reg_5v0>;
123		target-12v-supply = <&reg_12v0>;
124	};
125
126	hda@70030000 {
127		status = "okay";
128	};
129
130	usb@70090000 {
131		status = "okay";
132	};
133
134	/* Apalis MMC1 */
135	mmc@700b0000 {
136		status = "okay";
137		bus-width = <4>;
138		/* MMC1_CD# */
139		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
140		vqmmc-supply = <&vddio_sdmmc1>;
141	};
142
143	/* Apalis SD1 */
144	mmc@700b0400 {
145		status = "okay";
146		bus-width = <4>;
147		/* SD1_CD# */
148		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
149		vqmmc-supply = <&vddio_sdmmc3>;
150	};
151
152	/* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
153	usb@7d000000 {
154		status = "okay";
155		dr_mode = "otg";
156	};
157
158	usb-phy@7d000000 {
159		status = "okay";
160		vbus-supply = <&reg_usbo1_vbus>;
161	};
162
163	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
164	usb@7d004000 {
165		status = "okay";
166	};
167
168	usb-phy@7d004000 {
169		status = "okay";
170		vbus-supply = <&reg_usbh_vbus>;
171	};
172
173	/* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
174	usb@7d008000 {
175		status = "okay";
176	};
177
178	usb-phy@7d008000 {
179		status = "okay";
180		vbus-supply = <&reg_usbh_vbus>;
181	};
182
183	backlight: backlight {
184		compatible = "pwm-backlight";
185		brightness-levels = <255 231 223 207 191 159 127 0>;
186		default-brightness-level = <6>;
187		/* BKL1_ON */
188		enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
189		power-supply = <&reg_3v3>;
190		pwms = <&pwm 3 5000000>; /* BKL1_PWM */
191	};
192
193	gpio-keys {
194		compatible = "gpio-keys";
195
196		key-wakeup {
197			label = "WAKE1_MICO";
198			gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
199			linux,code = <KEY_WAKEUP>;
200			debounce-interval = <10>;
201			wakeup-source;
202		};
203	};
204
205	reg_3v3: regulator-3v3 {
206		compatible = "regulator-fixed";
207		regulator-name = "3.3V_SW";
208		regulator-min-microvolt = <3300000>;
209		regulator-max-microvolt = <3300000>;
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	reg_12v0: regulator-12v0 {
220		compatible = "regulator-fixed";
221		regulator-name = "12V_SW";
222		regulator-min-microvolt = <12000000>;
223		regulator-max-microvolt = <12000000>;
224	};
225
226	/* USBO1_EN */
227	reg_usbo1_vbus: regulator-usbo1-vbus {
228		compatible = "regulator-fixed";
229		regulator-name = "VCC_USBO1";
230		regulator-min-microvolt = <5000000>;
231		regulator-max-microvolt = <5000000>;
232		gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
233		enable-active-high;
234		vin-supply = <&reg_5v0>;
235	};
236
237	/* USBH_EN */
238	reg_usbh_vbus: regulator-usbh-vbus {
239		compatible = "regulator-fixed";
240		regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
241		regulator-min-microvolt = <5000000>;
242		regulator-max-microvolt = <5000000>;
243		gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
244		enable-active-high;
245		vin-supply = <&reg_5v0>;
246	};
247};
248
249&gpio {
250	/* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
251	pex-perst-n-hog {
252		gpio-hog;
253		gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
254		output-high;
255		line-name = "PEX_PERST_N";
256	};
257};