1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Google Quackingstick board device tree source
4 *
5 * Copyright 2021 Google LLC.
6 */
7
8 /dts-v1/;
9
10 #include "sc7180-trogdor.dtsi"
11
12 /* This board only has 1 USB Type-C port. */
13 /delete-node/ &usb_c1;
14
15 / {
16 ppvar_lcd: ppvar-lcd {
17 compatible = "regulator-fixed";
18 regulator-name = "ppvar_lcd";
19
20 gpio = <&tlmm 88 GPIO_ACTIVE_HIGH>;
21 enable-active-high;
22 pinctrl-names = "default";
23 pinctrl-0 = <&ppvar_lcd_en>;
24
25 vin-supply = <&pp5000_a>;
26 };
27
28 v1p8_disp: v1p8-disp {
29 compatible = "regulator-fixed";
30 regulator-name = "v1p8_disp";
31
32 gpio = <&tlmm 86 GPIO_ACTIVE_HIGH>;
33 enable-active-high;
34 pinctrl-names = "default";
35 pinctrl-0 = <&pp1800_disp_on>;
36
37 vin-supply = <&pp3300_a>;
38 };
39 };
40
41 &backlight {
42 pwms = <&cros_ec_pwm 0>;
43 };
44
45 &camcc {
46 status = "okay";
47 };
48
49 &cros_ec {
50 keyboard-controller {
51 compatible = "google,cros-ec-keyb-switches";
52 };
53 };
54
55 &dsi0 {
56 panel: panel@0 {
57 /* Compatible will be filled in per-board */
58 reg = <0>;
59 enable-gpios = <&tlmm 87 GPIO_ACTIVE_HIGH>;
60 pinctrl-names = "default";
61 pinctrl-0 = <&lcd_rst>;
62 avdd-supply = <&ppvar_lcd>;
63 pp1800-supply = <&v1p8_disp>;
64 pp3300-supply = <&pp3300_dx_edp>;
65 backlight = <&backlight>;
66 rotation = <270>;
67
68 ports {
69 #address-cells = <1>;
70 #size-cells = <0>;
71 port@0 {
72 reg = <0>;
73 panel_in: endpoint {
74 remote-endpoint = <&dsi0_out>;
75 };
76 };
77 };
78 };
79
80 ports {
81 port@1 {
82 endpoint {
83 remote-endpoint = <&panel_in>;
84 data-lanes = <0 1 2 3>;
85 };
86 };
87 };
88 };
89
90 &gpio_keys {
91 status = "okay";
92 };
93
94 &i2c4 {
95 status = "okay";
96 clock-frequency = <400000>;
97
98 ap_ts: touchscreen@10 {
99 compatible = "hid-over-i2c";
100 reg = <0x10>;
101 pinctrl-names = "default";
102 pinctrl-0 = <&ts_int_l>, <&ts_reset_l>;
103
104 interrupt-parent = <&tlmm>;
105 interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
106
107 post-power-on-delay-ms = <20>;
108 hid-descr-addr = <0x0001>;
109
110 vdd-supply = <&pp3300_ts>;
111 };
112 };
113
114 &sdhc_2 {
115 status = "okay";
116 };
117
118 &pp1800_uf_cam {
119 status = "okay";
120 };
121
122 &pp1800_wf_cam {
123 status = "okay";
124 };
125
126 &pp2800_uf_cam {
127 status = "okay";
128 };
129
130 &pp2800_wf_cam {
131 status = "okay";
132 };
133
134 /*
135 * No eDP on this board but it's logically the same signal so just give it
136 * a new name and assign the proper GPIO.
137 */
138 pp3300_disp_on: &pp3300_dx_edp {
139 gpio = <&tlmm 67 GPIO_ACTIVE_HIGH>;
140 };
141
142 /* PINCTRL - modifications to sc7180-trogdor.dtsi */
143
144 /*
145 * No eDP on this board but it's logically the same signal so just give it
146 * a new name and assign the proper GPIO.
147 */
148
149 tp_en: &en_pp3300_dx_edp {
150 pinmux {
151 pins = "gpio67";
152 };
153
154 pinconf {
155 pins = "gpio67";
156 };
157 };
158
159 /* PINCTRL - board-specific pinctrl */
160
161 &tlmm {
162 gpio-line-names = "HUB_RST_L",
163 "AP_RAM_ID0",
164 "AP_SKU_ID2",
165 "AP_RAM_ID1",
166 "",
167 "AP_RAM_ID2",
168 "UF_CAM_EN",
169 "WF_CAM_EN",
170 "TS_RESET_L",
171 "TS_INT_L",
172 "",
173 "",
174 "AP_EDP_BKLTEN",
175 "UF_CAM_MCLK",
176 "WF_CAM_CLK",
177 "EDP_BRIJ_I2C_SDA",
178 "EDP_BRIJ_I2C_SCL",
179 "UF_CAM_SDA",
180 "UF_CAM_SCL",
181 "WF_CAM_SDA",
182 "WF_CAM_SCL",
183 "",
184 "",
185 "AMP_EN",
186 "P_SENSOR_INT_L",
187 "AP_SAR_SENSOR_SDA",
188 "AP_SAR_SENSOR_SCL",
189 "",
190 "HP_IRQ",
191 "WF_CAM_RST_L",
192 "UF_CAM_RST_L",
193 "AP_BRD_ID2",
194 "",
195 "AP_BRD_ID0",
196 "AP_H1_SPI_MISO",
197 "AP_H1_SPI_MOSI",
198 "AP_H1_SPI_CLK",
199 "AP_H1_SPI_CS_L",
200 "",
201 "",
202 "",
203 "",
204 "H1_AP_INT_ODL",
205 "",
206 "UART_AP_TX_DBG_RX",
207 "UART_DBG_TX_AP_RX",
208 "HP_I2C_SDA",
209 "HP_I2C_SCL",
210 "FORCED_USB_BOOT",
211 "",
212 "",
213 "AMP_DIN",
214 "PEN_DET_ODL",
215 "HP_BCLK",
216 "HP_LRCLK",
217 "HP_DOUT",
218 "HP_DIN",
219 "HP_MCLK",
220 "AP_SKU_ID0",
221 "AP_EC_SPI_MISO",
222 "AP_EC_SPI_MOSI",
223 "AP_EC_SPI_CLK",
224 "AP_EC_SPI_CS_L",
225 "AP_SPI_CLK",
226 "AP_SPI_MOSI",
227 "AP_SPI_MISO",
228 /*
229 * AP_FLASH_WP_L is crossystem ABI. Schematics
230 * call it BIOS_FLASH_WP_L.
231 */
232 "AP_FLASH_WP_L",
233 "EN_PP3300_DX_EDP",
234 "AP_SPI_CS0_L",
235 "SD_CD_ODL",
236 "",
237 "",
238 "",
239 "",
240 "",
241 "UIM2_DATA",
242 "UIM2_CLK",
243 "UIM2_RST",
244 "UIM2_PRESENT_L",
245 "UIM1_DATA",
246 "UIM1_CLK",
247 "UIM1_RST",
248 "",
249 "CODEC_PWR_EN",
250 "HUB_EN",
251 "",
252 "PP1800_DISP_ON",
253 "LCD_RST",
254 "PPVAR_LCD_EN",
255 "",
256 "AP_SKU_ID1",
257 "AP_RST_REQ",
258 "",
259 "AP_BRD_ID1",
260 "AP_EC_INT_L",
261 "",
262 "",
263 "",
264 "",
265 "",
266 "",
267 "",
268 "",
269 "",
270 "",
271 "",
272 "",
273 "",
274 "",
275 "",
276 "",
277 "",
278 "",
279 "",
280 "",
281 "AP_TS_I2C_SDA",
282 "AP_TS_I2C_SCL",
283 "DP_HOT_PLUG_DET",
284 "EC_IN_RW_ODL";
285
286 lcd_rst: lcd-rst {
287 pinmux {
288 pins = "gpio87";
289 function = "gpio";
290 };
291
292 pinconf {
293 pins = "gpio87";
294 drive-strength = <2>;
295 bias-disable;
296 };
297 };
298
299 ppvar_lcd_en: ppvar-lcd-en {
300 pinmux {
301 pins = "gpio88";
302 function = "gpio";
303 };
304
305 pinconf {
306 pins = "gpio88";
307 drive-strength = <2>;
308 bias-disable;
309 };
310 };
311
312 pp1800_disp_on: pp1800-disp-on {
313 pinmux {
314 pins = "gpio86";
315 function = "gpio";
316 };
317
318 pinconf {
319 pins = "gpio86";
320 drive-strength = <2>;
321 bias-disable;
322 };
323 };
324 };
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