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 = <®_5v0>;
41 };
42 };
43
44 gpio@6000d000 {
45 /* Apalis GPIO7 MXM3 pin 15 PLX PEX 8605 PCIe Switch Reset */
46 pex-perst-n-hog {
47 gpio-hog;
48 gpios = <TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
49 output-high;
50 line-name = "PEX_PERST_N";
51 };
52 };
53
54 /* Apalis UART1 */
55 serial@70006000 {
56 /delete-property/ dmas;
57 /delete-property/ dma-names;
58 status = "okay";
59 };
60
61 /* Apalis UART2 */
62 serial@70006040 {
63 status = "okay";
64 };
65
66 /* Apalis UART3 */
67 serial@70006200 {
68 status = "okay";
69 };
70
71 /* Apalis UART4 */
72 serial@70006300 {
73 status = "okay";
74 };
75
76 pwm@7000a000 {
77 status = "okay";
78 };
79
80 /*
81 * GEN1_I2C: I2C1_SDA/SCL on MXM3 pin 209/211 (e.g. RTC on carrier
82 * board)
83 */
84 i2c@7000c000 {
85 status = "okay";
86 clock-frequency = <400000>;
87
88 pcie-switch@58 {
89 compatible = "plx,pex8605";
90 reg = <0x58>;
91 };
92
93 /* M41T0M6 real time clock on carrier board */
94 rtc@68 {
95 compatible = "st,m41t0";
96 reg = <0x68>;
97 };
98 };
99
100 /* GEN2_I2C: unused */
101
102 /*
103 * CAM_I2C: I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor
104 * on carrier board)
105 */
106 i2c@7000c500 {
107 status = "okay";
108 clock-frequency = <400000>;
109 };
110
111 /*
112 * I2C4 (DDC): I2C4_SDA/SCL (DDC) on MXM3 pin 205/207
113 * (e.g. display EDID)
114 */
115 i2c@7000c700 {
116 status = "okay";
117 };
118
119 /* SPI1: Apalis SPI1 */
120 spi@7000d400 {
121 status = "okay";
122 spi-max-frequency = <50000000>;
123 };
124
125 /* SPI4: Apalis SPI2 */
126 spi@7000da00 {
127 status = "okay";
128 spi-max-frequency = <50000000>;
129 };
130
131 /* Apalis Serial ATA */
132 sata@70020000 {
133 status = "okay";
134 target-5v-supply = <®_5v0>;
135 target-12v-supply = <®_12v0>;
136 };
137
138 hda@70030000 {
139 status = "okay";
140 };
141
142 usb@70090000 {
143 status = "okay";
144 };
145
146 /* Apalis MMC1 */
147 mmc@700b0000 {
148 status = "okay";
149 bus-width = <4>;
150 /* MMC1_CD# */
151 cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_LOW>;
152 vqmmc-supply = <&vddio_sdmmc1>;
153 };
154
155 /* Apalis SD1 */
156 mmc@700b0400 {
157 status = "okay";
158 bus-width = <4>;
159 /* SD1_CD# */
160 cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
161 vqmmc-supply = <&vddio_sdmmc3>;
162 };
163
164 /* EHCI instance 0: USB1_DP/N -> USBO1_DP/N */
165 usb@7d000000 {
166 status = "okay";
167 dr_mode = "otg";
168 };
169
170 usb-phy@7d000000 {
171 status = "okay";
172 vbus-supply = <®_usbo1_vbus>;
173 };
174
175 /* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
176 usb@7d004000 {
177 status = "okay";
178 };
179
180 usb-phy@7d004000 {
181 status = "okay";
182 vbus-supply = <®_usbh_vbus>;
183 };
184
185 /* EHCI instance 2: USB3_DP/N -> USBH4_DP/N */
186 usb@7d008000 {
187 status = "okay";
188 };
189
190 usb-phy@7d008000 {
191 status = "okay";
192 vbus-supply = <®_usbh_vbus>;
193 };
194
195 backlight: backlight {
196 compatible = "pwm-backlight";
197 brightness-levels = <255 231 223 207 191 159 127 0>;
198 default-brightness-level = <6>;
199 /* BKL1_ON */
200 enable-gpios = <&gpio TEGRA_GPIO(BB, 5) GPIO_ACTIVE_HIGH>;
201 power-supply = <®_3v3>;
202 pwms = <&pwm 3 5000000>; /* BKL1_PWM */
203 };
204
205 gpio-keys {
206 compatible = "gpio-keys";
207
208 key-wakeup {
209 label = "WAKE1_MICO";
210 gpios = <&gpio TEGRA_GPIO(DD, 3) GPIO_ACTIVE_LOW>;
211 linux,code = <KEY_WAKEUP>;
212 debounce-interval = <10>;
213 wakeup-source;
214 };
215 };
216
217 reg_3v3: regulator-3v3 {
218 compatible = "regulator-fixed";
219 regulator-name = "3.3V_SW";
220 regulator-min-microvolt = <3300000>;
221 regulator-max-microvolt = <3300000>;
222 };
223
224 reg_5v0: regulator-5v0 {
225 compatible = "regulator-fixed";
226 regulator-name = "5V_SW";
227 regulator-min-microvolt = <5000000>;
228 regulator-max-microvolt = <5000000>;
229 };
230
231 reg_12v0: regulator-12v0 {
232 compatible = "regulator-fixed";
233 regulator-name = "12V_SW";
234 regulator-min-microvolt = <12000000>;
235 regulator-max-microvolt = <12000000>;
236 };
237
238 /* USBO1_EN */
239 reg_usbo1_vbus: regulator-usbo1-vbus {
240 compatible = "regulator-fixed";
241 regulator-name = "VCC_USBO1";
242 regulator-min-microvolt = <5000000>;
243 regulator-max-microvolt = <5000000>;
244 gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
245 enable-active-high;
246 vin-supply = <®_5v0>;
247 };
248
249 /* USBH_EN */
250 reg_usbh_vbus: regulator-usbh-vbus {
251 compatible = "regulator-fixed";
252 regulator-name = "VCC_USBH(2A|2C|2D|3|4)";
253 regulator-min-microvolt = <5000000>;
254 regulator-max-microvolt = <5000000>;
255 gpio = <&gpio TEGRA_GPIO(T, 6) GPIO_ACTIVE_HIGH>;
256 enable-active-high;
257 vin-supply = <®_5v0>;
258 };
259 };
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