1 // SPDX-License-Identifier: GPL-2.0 OR MIT 1 // SPDX-License-Identifier: GPL-2.0 OR MIT
2 /dts-v1/; 2 /dts-v1/;
3 3
4 #include <dt-bindings/input/input.h> 4 #include <dt-bindings/input/input.h>
5 #include "tegra20-colibri.dtsi" 5 #include "tegra20-colibri.dtsi"
6 6
7 / { 7 / {
8 model = "Toradex Colibri T20 on Colibr 8 model = "Toradex Colibri T20 on Colibri Evaluation Board";
9 compatible = "toradex,colibri_t20-eval 9 compatible = "toradex,colibri_t20-eval-v3", "toradex,colibri_t20",
10 "nvidia,tegra20"; 10 "nvidia,tegra20";
11 11
12 aliases { 12 aliases {
13 rtc0 = "/i2c@7000c000/rtc@68"; 13 rtc0 = "/i2c@7000c000/rtc@68";
14 rtc1 = "/i2c@7000d000/pmic@34" 14 rtc1 = "/i2c@7000d000/pmic@34";
15 rtc2 = "/rtc@7000e000"; 15 rtc2 = "/rtc@7000e000";
16 serial0 = &uarta; 16 serial0 = &uarta;
17 serial1 = &uartd; 17 serial1 = &uartd;
18 serial2 = &uartb; 18 serial2 = &uartb;
19 }; 19 };
20 20
21 chosen { 21 chosen {
22 stdout-path = "serial0:115200n 22 stdout-path = "serial0:115200n8";
23 }; 23 };
24 24
25 host1x@50000000 { 25 host1x@50000000 {
26 dc@54200000 { 26 dc@54200000 {
27 rgb { 27 rgb {
28 status = "okay 28 status = "okay";
29 nvidia,panel = 29 nvidia,panel = <&panel>;
30 }; 30 };
31 }; 31 };
32 32
33 hdmi@54280000 { 33 hdmi@54280000 {
34 status = "okay"; 34 status = "okay";
35 hdmi-supply = <®_5v 35 hdmi-supply = <®_5v0>;
36 }; 36 };
37 }; 37 };
38 38
39 pinmux@70000014 { 39 pinmux@70000014 {
40 state_default: pinmux { 40 state_default: pinmux {
41 bl-on { 41 bl-on {
42 nvidia,tristat 42 nvidia,tristate = <TEGRA_PIN_DISABLE>;
43 }; 43 };
44 44
45 ddc { 45 ddc {
46 nvidia,tristat 46 nvidia,tristate = <TEGRA_PIN_DISABLE>;
47 }; 47 };
48 48
49 hotplug-detect { 49 hotplug-detect {
50 nvidia,tristat 50 nvidia,tristate = <TEGRA_PIN_DISABLE>;
51 }; 51 };
52 52
53 i2c { 53 i2c {
54 nvidia,tristat 54 nvidia,tristate = <TEGRA_PIN_DISABLE>;
55 }; 55 };
56 56
57 lcd { 57 lcd {
58 nvidia,tristat 58 nvidia,tristate = <TEGRA_PIN_DISABLE>;
59 }; 59 };
60 60
61 lm1 { 61 lm1 {
62 nvidia,tristat 62 nvidia,tristate = <TEGRA_PIN_DISABLE>;
63 }; 63 };
64 64
65 mmc { 65 mmc {
66 nvidia,tristat 66 nvidia,tristate = <TEGRA_PIN_DISABLE>;
67 }; 67 };
68 68
69 mmccd { 69 mmccd {
70 nvidia,tristat 70 nvidia,tristate = <TEGRA_PIN_DISABLE>;
71 }; 71 };
72 72
73 sdc { 73 sdc {
74 nvidia,tristat 74 nvidia,tristate = <TEGRA_PIN_DISABLE>;
75 }; 75 };
76 76
77 sdb_sdd { 77 sdb_sdd {
78 nvidia,tristat 78 nvidia,tristate = <TEGRA_PIN_DISABLE>;
79 }; 79 };
80 80
81 ssp { 81 ssp {
82 nvidia,tristat 82 nvidia,tristate = <TEGRA_PIN_DISABLE>;
83 }; 83 };
84 84
85 uart-a { 85 uart-a {
86 nvidia,tristat 86 nvidia,tristate = <TEGRA_PIN_DISABLE>;
87 }; 87 };
88 88
89 uart-b { 89 uart-b {
90 nvidia,tristat 90 nvidia,tristate = <TEGRA_PIN_DISABLE>;
91 }; 91 };
92 92
93 uart-c { 93 uart-c {
94 nvidia,tristat 94 nvidia,tristate = <TEGRA_PIN_DISABLE>;
95 }; 95 };
96 96
97 usbh-pen { 97 usbh-pen {
98 nvidia,tristat 98 nvidia,tristate = <TEGRA_PIN_DISABLE>;
99 }; 99 };
100 }; 100 };
101 }; 101 };
102 102
103 /* Colibri UART-A */ 103 /* Colibri UART-A */
104 serial@70006000 { 104 serial@70006000 {
105 /delete-property/ dmas; <<
106 /delete-property/ dma-names; <<
107 status = "okay"; 105 status = "okay";
108 }; 106 };
109 107
110 /* Colibri UART-C */ 108 /* Colibri UART-C */
111 serial@70006040 { 109 serial@70006040 {
112 status = "okay"; 110 status = "okay";
113 }; 111 };
114 112
115 /* Colibri UART-B */ 113 /* Colibri UART-B */
116 serial@70006300 { 114 serial@70006300 {
117 status = "okay"; 115 status = "okay";
118 }; 116 };
119 117
120 pwm@7000a000 { 118 pwm@7000a000 {
121 status = "okay"; 119 status = "okay";
122 }; 120 };
123 121
124 /* 122 /*
125 * GEN1_I2C: I2C_SDA/SCL on SODIMM pin 123 * GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
126 * board) 124 * board)
127 */ 125 */
128 i2c@7000c000 { 126 i2c@7000c000 {
129 status = "okay"; 127 status = "okay";
130 clock-frequency = <400000>; 128 clock-frequency = <400000>;
131 129
132 /* M41T0M6 real time clock on 130 /* M41T0M6 real time clock on carrier board */
133 rtc@68 { 131 rtc@68 {
134 compatible = "st,m41t0 132 compatible = "st,m41t0";
135 reg = <0x68>; 133 reg = <0x68>;
136 }; 134 };
137 }; 135 };
138 136
139 /* GEN2_I2C: unused */ 137 /* GEN2_I2C: unused */
140 138
141 /* CAM_I2C (I2C3): unused */ 139 /* CAM_I2C (I2C3): unused */
142 140
143 /* DDC_CLOCK/DATA on X3 pin 15/16 (e.g 141 /* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
144 i2c@7000c400 { 142 i2c@7000c400 {
145 status = "okay"; 143 status = "okay";
146 }; 144 };
147 145
148 /* SPI4: Colibri SSP */ 146 /* SPI4: Colibri SSP */
149 spi@7000da00 { 147 spi@7000da00 {
150 status = "okay"; 148 status = "okay";
151 spi-max-frequency = <25000000> 149 spi-max-frequency = <25000000>;
152 150
153 can@0 { 151 can@0 {
154 compatible = "microchi 152 compatible = "microchip,mcp2515";
155 reg = <0>; 153 reg = <0>;
156 clocks = <&clk16m>; 154 clocks = <&clk16m>;
157 interrupt-parent = <&g 155 interrupt-parent = <&gpio>;
158 /* CAN_INT */ 156 /* CAN_INT */
159 interrupts = <TEGRA_GP 157 interrupts = <TEGRA_GPIO(A, 0) IRQ_TYPE_EDGE_FALLING>;
160 spi-max-frequency = <1 158 spi-max-frequency = <10000000>;
161 vdd-supply = <®_3v3 159 vdd-supply = <®_3v3>;
162 xceiver-supply = <® 160 xceiver-supply = <®_5v0>;
163 }; 161 };
164 }; 162 };
165 163
166 /* EHCI instance 0: USB1_DP/N -> USBC_ 164 /* EHCI instance 0: USB1_DP/N -> USBC_P/N */
167 usb@c5000000 { 165 usb@c5000000 {
168 status = "okay"; 166 status = "okay";
169 dr_mode = "otg"; 167 dr_mode = "otg";
170 }; 168 };
171 169
172 usb-phy@c5000000 { 170 usb-phy@c5000000 {
173 status = "okay"; 171 status = "okay";
174 vbus-supply = <®_usbc_vbus> 172 vbus-supply = <®_usbc_vbus>;
175 }; 173 };
176 174
177 /* EHCI instance 2: USB3_DP/N -> USBH_ 175 /* EHCI instance 2: USB3_DP/N -> USBH_P/N */
178 usb@c5008000 { 176 usb@c5008000 {
179 status = "okay"; 177 status = "okay";
180 }; 178 };
181 179
182 usb-phy@c5008000 { 180 usb-phy@c5008000 {
183 status = "okay"; 181 status = "okay";
184 vbus-supply = <®_usbh_vbus> 182 vbus-supply = <®_usbh_vbus>;
185 }; 183 };
186 184
187 /* SD/MMC */ 185 /* SD/MMC */
188 mmc@c8000600 { 186 mmc@c8000600 {
189 status = "okay"; 187 status = "okay";
190 bus-width = <4>; 188 bus-width = <4>;
191 cd-gpios = <&gpio TEGRA_GPIO(C 189 cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>; /* MMCD */
192 no-1-8-v; 190 no-1-8-v;
193 }; 191 };
194 192
195 backlight: backlight { 193 backlight: backlight {
196 compatible = "pwm-backlight"; 194 compatible = "pwm-backlight";
197 brightness-levels = <255 128 6 195 brightness-levels = <255 128 64 32 16 8 4 0>;
198 default-brightness-level = <6> 196 default-brightness-level = <6>;
199 /* BL_ON */ 197 /* BL_ON */
200 enable-gpios = <&gpio TEGRA_GP 198 enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
201 power-supply = <®_3v3>; 199 power-supply = <®_3v3>;
202 pwms = <&pwm 0 5000000>; /* PW 200 pwms = <&pwm 0 5000000>; /* PWM<A> */
203 }; 201 };
204 202
205 clk16m: clock-osc3 { 203 clk16m: clock-osc3 {
206 compatible = "fixed-clock"; 204 compatible = "fixed-clock";
207 #clock-cells = <0>; 205 #clock-cells = <0>;
208 clock-frequency = <16000000>; 206 clock-frequency = <16000000>;
209 }; 207 };
210 208
211 gpio-keys { 209 gpio-keys {
212 compatible = "gpio-keys"; 210 compatible = "gpio-keys";
213 211
214 key-wakeup { 212 key-wakeup {
215 label = "SODIMM pin 45 213 label = "SODIMM pin 45 wakeup";
216 gpios = <&gpio TEGRA_G 214 gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>;
217 linux,code = <KEY_WAKE 215 linux,code = <KEY_WAKEUP>;
218 debounce-interval = <1 216 debounce-interval = <10>;
219 wakeup-source; 217 wakeup-source;
220 }; 218 };
221 }; 219 };
222 220
223 panel: panel { 221 panel: panel {
224 /* 222 /*
225 * edt,et057090dhu: EDT 5.7" L 223 * edt,et057090dhu: EDT 5.7" LCD TFT
226 * edt,et070080dh6: EDT 7.0" L 224 * edt,et070080dh6: EDT 7.0" LCD TFT
227 */ 225 */
228 compatible = "edt,et057090dhu" 226 compatible = "edt,et057090dhu";
229 backlight = <&backlight>; 227 backlight = <&backlight>;
230 power-supply = <®_3v3>; 228 power-supply = <®_3v3>;
231 }; 229 };
232 230
233 reg_3v3: regulator-3v3 { 231 reg_3v3: regulator-3v3 {
234 compatible = "regulator-fixed" 232 compatible = "regulator-fixed";
235 regulator-name = "3.3V_SW"; 233 regulator-name = "3.3V_SW";
236 regulator-min-microvolt = <330 234 regulator-min-microvolt = <3300000>;
237 regulator-max-microvolt = <330 235 regulator-max-microvolt = <3300000>;
238 }; 236 };
239 237
240 reg_5v0: regulator-5v0 { 238 reg_5v0: regulator-5v0 {
241 compatible = "regulator-fixed" 239 compatible = "regulator-fixed";
242 regulator-name = "5V_SW"; 240 regulator-name = "5V_SW";
243 regulator-min-microvolt = <500 241 regulator-min-microvolt = <5000000>;
244 regulator-max-microvolt = <500 242 regulator-max-microvolt = <5000000>;
245 }; 243 };
246 244
247 reg_usbc_vbus: regulator-usbc-vbus { 245 reg_usbc_vbus: regulator-usbc-vbus {
248 compatible = "regulator-fixed" 246 compatible = "regulator-fixed";
249 regulator-name = "VCC_USB5"; 247 regulator-name = "VCC_USB5";
250 regulator-min-microvolt = <500 248 regulator-min-microvolt = <5000000>;
251 regulator-max-microvolt = <500 249 regulator-max-microvolt = <5000000>;
252 vin-supply = <®_5v0>; 250 vin-supply = <®_5v0>;
253 }; 251 };
254 252
255 /* USBH_PEN resp. USB_P_EN */ 253 /* USBH_PEN resp. USB_P_EN */
256 reg_usbh_vbus: regulator-usbh-vbus { 254 reg_usbh_vbus: regulator-usbh-vbus {
257 compatible = "regulator-fixed" 255 compatible = "regulator-fixed";
258 regulator-name = "VCC_USB[1-4] 256 regulator-name = "VCC_USB[1-4]";
259 regulator-min-microvolt = <500 257 regulator-min-microvolt = <5000000>;
260 regulator-max-microvolt = <500 258 regulator-max-microvolt = <5000000>;
261 gpio = <&gpio TEGRA_GPIO(W, 2) 259 gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
262 vin-supply = <®_5v0>; 260 vin-supply = <®_5v0>;
263 }; 261 };
264 }; 262 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.