1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Google Gru-Kevin Rev 6+ board device tree s 3 * Google Gru-Kevin Rev 6+ board device tree source
4 * 4 *
5 * Copyright 2016-2017 Google, Inc 5 * Copyright 2016-2017 Google, Inc
6 */ 6 */
7 7
8 /dts-v1/; 8 /dts-v1/;
9 #include "rk3399-gru-chromebook.dtsi" 9 #include "rk3399-gru-chromebook.dtsi"
10 #include <dt-bindings/input/linux-event-codes. 10 #include <dt-bindings/input/linux-event-codes.h>
11 11
12 /* 12 /*
13 * Kevin-specific things 13 * Kevin-specific things
14 * 14 *
15 * Things in this section should use names fro 15 * Things in this section should use names from Kevin schematic since no
16 * equivalent exists in Gru schematic. If ref 16 * equivalent exists in Gru schematic. If referring to signals that exist
17 * in Gru we use the Gru names, though. Confu 17 * in Gru we use the Gru names, though. Confusing enough for you?
18 */ 18 */
19 / { 19 / {
20 model = "Google Kevin"; 20 model = "Google Kevin";
21 compatible = "google,kevin-rev15", "go 21 compatible = "google,kevin-rev15", "google,kevin-rev14",
22 "google,kevin-rev13", "go 22 "google,kevin-rev13", "google,kevin-rev12",
23 "google,kevin-rev11", "go 23 "google,kevin-rev11", "google,kevin-rev10",
24 "google,kevin-rev9", "goo 24 "google,kevin-rev9", "google,kevin-rev8",
25 "google,kevin-rev7", "goo 25 "google,kevin-rev7", "google,kevin-rev6",
26 "google,kevin", "google,g 26 "google,kevin", "google,gru", "rockchip,rk3399";
27 chassis-type = "convertible"; 27 chassis-type = "convertible";
28 28
29 /* Power tree */ 29 /* Power tree */
30 30
31 p3_3v_dig: p3-3v-dig { 31 p3_3v_dig: p3-3v-dig {
32 compatible = "regulator-fixed" 32 compatible = "regulator-fixed";
33 regulator-name = "p3.3v_dig"; 33 regulator-name = "p3.3v_dig";
34 pinctrl-names = "default"; 34 pinctrl-names = "default";
35 pinctrl-0 = <&cpu3_pen_pwr_en> 35 pinctrl-0 = <&cpu3_pen_pwr_en>;
36 36
37 enable-active-high; 37 enable-active-high;
38 gpio = <&gpio4 30 GPIO_ACTIVE_ 38 gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>;
39 vin-supply = <&pp3300>; 39 vin-supply = <&pp3300>;
40 }; 40 };
41 41
42 edp_panel: edp-panel { 42 edp_panel: edp-panel {
43 compatible = "sharp,lq123p1jx3 43 compatible = "sharp,lq123p1jx31";
44 backlight = <&backlight>; 44 backlight = <&backlight>;
45 power-supply = <&pp3300_disp>; 45 power-supply = <&pp3300_disp>;
46 46
47 panel-timing { 47 panel-timing {
48 clock-frequency = <266 48 clock-frequency = <266666667>;
49 hactive = <2400>; 49 hactive = <2400>;
50 hfront-porch = <48>; 50 hfront-porch = <48>;
51 hback-porch = <84>; 51 hback-porch = <84>;
52 hsync-len = <32>; 52 hsync-len = <32>;
53 hsync-active = <0>; 53 hsync-active = <0>;
54 vactive = <1600>; 54 vactive = <1600>;
55 vfront-porch = <3>; 55 vfront-porch = <3>;
56 vback-porch = <120>; 56 vback-porch = <120>;
57 vsync-len = <10>; 57 vsync-len = <10>;
58 vsync-active = <0>; 58 vsync-active = <0>;
59 }; 59 };
60 60
61 port { 61 port {
62 panel_in_edp: endpoint 62 panel_in_edp: endpoint {
63 remote-endpoin 63 remote-endpoint = <&edp_out_panel>;
64 }; 64 };
65 }; 65 };
66 }; 66 };
67 67
68 thermistor_ppvar_bigcpu: thermistor-pp 68 thermistor_ppvar_bigcpu: thermistor-ppvar-bigcpu {
69 compatible = "murata,ncp15wb47 69 compatible = "murata,ncp15wb473";
70 pullup-uv = <1800000>; 70 pullup-uv = <1800000>;
71 pullup-ohm = <25500>; 71 pullup-ohm = <25500>;
72 pulldown-ohm = <0>; 72 pulldown-ohm = <0>;
73 io-channels = <&saradc 2>; 73 io-channels = <&saradc 2>;
74 #thermal-sensor-cells = <0>; 74 #thermal-sensor-cells = <0>;
75 }; 75 };
76 76
77 thermistor_ppvar_litcpu: thermistor-pp 77 thermistor_ppvar_litcpu: thermistor-ppvar-litcpu {
78 compatible = "murata,ncp15wb47 78 compatible = "murata,ncp15wb473";
79 pullup-uv = <1800000>; 79 pullup-uv = <1800000>;
80 pullup-ohm = <25500>; 80 pullup-ohm = <25500>;
81 pulldown-ohm = <0>; 81 pulldown-ohm = <0>;
82 io-channels = <&saradc 3>; 82 io-channels = <&saradc 3>;
83 #thermal-sensor-cells = <0>; 83 #thermal-sensor-cells = <0>;
84 }; 84 };
85 }; 85 };
86 86
87 &backlight { 87 &backlight {
88 pwms = <&cros_ec_pwm 1>; 88 pwms = <&cros_ec_pwm 1>;
89 }; 89 };
90 90
91 &gpio_keys { 91 &gpio_keys {
92 pinctrl-names = "default"; 92 pinctrl-names = "default";
93 pinctrl-0 = <&bt_host_wake_l>, <&cpu1_ 93 pinctrl-0 = <&bt_host_wake_l>, <&cpu1_pen_eject>;
94 94
95 switch-pen-insert { 95 switch-pen-insert {
96 label = "Pen Insert"; 96 label = "Pen Insert";
97 /* Insert = low, eject = high 97 /* Insert = low, eject = high */
98 gpios = <&gpio0 13 GPIO_ACTIVE 98 gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
99 linux,code = <SW_PEN_INSERTED> 99 linux,code = <SW_PEN_INSERTED>;
100 linux,input-type = <EV_SW>; 100 linux,input-type = <EV_SW>;
101 wakeup-source; 101 wakeup-source;
102 }; 102 };
103 }; 103 };
104 104
105 &thermal_zones { 105 &thermal_zones {
106 bigcpu_reg_thermal: bigcpu-reg-thermal 106 bigcpu_reg_thermal: bigcpu-reg-thermal {
107 polling-delay-passive = <100>; 107 polling-delay-passive = <100>; /* milliseconds */
108 polling-delay = <1000>; /* mil 108 polling-delay = <1000>; /* milliseconds */
109 thermal-sensors = <&thermistor 109 thermal-sensors = <&thermistor_ppvar_bigcpu 0>;
110 sustainable-power = <4000>; 110 sustainable-power = <4000>;
111 111
112 ppvar_bigcpu_trips: trips { 112 ppvar_bigcpu_trips: trips {
113 ppvar_bigcpu_on: ppvar 113 ppvar_bigcpu_on: ppvar-bigcpu-on {
114 temperature = 114 temperature = <40000>; /* millicelsius */
115 hysteresis = < 115 hysteresis = <2000>; /* millicelsius */
116 type = "passiv 116 type = "passive";
117 }; 117 };
118 118
119 ppvar_bigcpu_alert: pp 119 ppvar_bigcpu_alert: ppvar-bigcpu-alert {
120 temperature = 120 temperature = <50000>; /* millicelsius */
121 hysteresis = < 121 hysteresis = <2000>; /* millicelsius */
122 type = "passiv 122 type = "passive";
123 }; 123 };
124 124
125 ppvar_bigcpu_crit: ppv 125 ppvar_bigcpu_crit: ppvar-bigcpu-crit {
126 temperature = 126 temperature = <90000>; /* millicelsius */
127 hysteresis = < 127 hysteresis = <0>; /* millicelsius */
128 type = "critic 128 type = "critical";
129 }; 129 };
130 }; 130 };
131 131
132 cooling-maps { 132 cooling-maps {
133 map0 { 133 map0 {
134 trip = <&ppvar 134 trip = <&ppvar_bigcpu_alert>;
135 cooling-device 135 cooling-device =
136 <&cpu_ 136 <&cpu_l0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
137 <&cpu_ 137 <&cpu_l1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
138 <&cpu_ 138 <&cpu_l2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
139 <&cpu_ 139 <&cpu_l3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
140 contribution = 140 contribution = <4096>;
141 }; 141 };
142 map1 { 142 map1 {
143 trip = <&ppvar 143 trip = <&ppvar_bigcpu_alert>;
144 cooling-device 144 cooling-device =
145 <&cpu_ 145 <&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
146 <&cpu_ 146 <&cpu_b1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
147 contribution = 147 contribution = <1024>;
148 }; 148 };
149 }; 149 };
150 }; 150 };
151 151
152 litcpu_reg_thermal: litcpu-reg-thermal 152 litcpu_reg_thermal: litcpu-reg-thermal {
153 polling-delay-passive = <100>; 153 polling-delay-passive = <100>; /* milliseconds */
154 polling-delay = <1000>; /* mil 154 polling-delay = <1000>; /* milliseconds */
155 thermal-sensors = <&thermistor 155 thermal-sensors = <&thermistor_ppvar_litcpu 0>;
156 sustainable-power = <4000>; 156 sustainable-power = <4000>;
157 157
158 ppvar_litcpu_trips: trips { 158 ppvar_litcpu_trips: trips {
159 ppvar_litcpu_on: ppvar 159 ppvar_litcpu_on: ppvar-litcpu-on {
160 temperature = 160 temperature = <40000>; /* millicelsius */
161 hysteresis = < 161 hysteresis = <2000>; /* millicelsius */
162 type = "passiv 162 type = "passive";
163 }; 163 };
164 164
165 ppvar_litcpu_alert: pp 165 ppvar_litcpu_alert: ppvar-litcpu-alert {
166 temperature = 166 temperature = <50000>; /* millicelsius */
167 hysteresis = < 167 hysteresis = <2000>; /* millicelsius */
168 type = "passiv 168 type = "passive";
169 }; 169 };
170 170
171 ppvar_litcpu_crit: ppv 171 ppvar_litcpu_crit: ppvar-litcpu-crit {
172 temperature = 172 temperature = <90000>; /* millicelsius */
173 hysteresis = < 173 hysteresis = <0>; /* millicelsius */
174 type = "critic 174 type = "critical";
175 }; 175 };
176 }; 176 };
177 }; 177 };
178 }; 178 };
179 179
180 ap_i2c_tpm: &i2c0 { 180 ap_i2c_tpm: &i2c0 {
181 status = "okay"; 181 status = "okay";
182 182
183 clock-frequency = <400000>; 183 clock-frequency = <400000>;
184 184
185 /* These are relatively safe rise/fall 185 /* These are relatively safe rise/fall times. */
186 i2c-scl-falling-time-ns = <50>; 186 i2c-scl-falling-time-ns = <50>;
187 i2c-scl-rising-time-ns = <300>; 187 i2c-scl-rising-time-ns = <300>;
188 188
189 tpm: tpm@20 { 189 tpm: tpm@20 {
190 compatible = "infineon,slb9645 190 compatible = "infineon,slb9645tt";
191 reg = <0x20>; 191 reg = <0x20>;
192 powered-while-suspended; 192 powered-while-suspended;
193 }; 193 };
194 }; 194 };
195 195
196 ap_i2c_dig: &i2c2 { 196 ap_i2c_dig: &i2c2 {
197 status = "okay"; 197 status = "okay";
198 198
199 clock-frequency = <400000>; 199 clock-frequency = <400000>;
200 200
201 /* These are relatively safe rise/fall 201 /* These are relatively safe rise/fall times. */
202 i2c-scl-falling-time-ns = <50>; 202 i2c-scl-falling-time-ns = <50>;
203 i2c-scl-rising-time-ns = <300>; 203 i2c-scl-rising-time-ns = <300>;
204 204
205 digitizer: digitizer@9 { 205 digitizer: digitizer@9 {
206 /* wacom,w9013 */ 206 /* wacom,w9013 */
207 compatible = "hid-over-i2c"; 207 compatible = "hid-over-i2c";
208 reg = <0x9>; 208 reg = <0x9>;
209 pinctrl-names = "default"; 209 pinctrl-names = "default";
210 pinctrl-0 = <&cpu1_dig_irq_l & 210 pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>;
211 211
212 vdd-supply = <&p3_3v_dig>; 212 vdd-supply = <&p3_3v_dig>;
213 post-power-on-delay-ms = <100> 213 post-power-on-delay-ms = <100>;
214 214
215 interrupt-parent = <&gpio2>; 215 interrupt-parent = <&gpio2>;
216 interrupts = <4 IRQ_TYPE_LEVEL 216 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
217 217
218 hid-descr-addr = <0x1>; 218 hid-descr-addr = <0x1>;
219 }; 219 };
220 }; 220 };
221 221
222 /* Adjustments to things in the gru baseboard 222 /* Adjustments to things in the gru baseboard */
223 223
224 &ap_i2c_tp { 224 &ap_i2c_tp {
225 trackpad@4a { 225 trackpad@4a {
226 compatible = "atmel,maxtouch"; 226 compatible = "atmel,maxtouch";
227 reg = <0x4a>; 227 reg = <0x4a>;
228 pinctrl-names = "default"; 228 pinctrl-names = "default";
229 pinctrl-0 = <&trackpad_int_l>; 229 pinctrl-0 = <&trackpad_int_l>;
230 interrupt-parent = <&gpio1>; 230 interrupt-parent = <&gpio1>;
231 interrupts = <4 IRQ_TYPE_LEVEL 231 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
232 linux,gpio-keymap = <KEY_RESER 232 linux,gpio-keymap = <KEY_RESERVED
233 KEY_RESER 233 KEY_RESERVED
234 KEY_RESER 234 KEY_RESERVED
235 BTN_LEFT> 235 BTN_LEFT>;
236 wakeup-source; 236 wakeup-source;
237 }; 237 };
238 }; 238 };
239 239
240 &ap_i2c_ts { 240 &ap_i2c_ts {
241 touchscreen@4b { 241 touchscreen@4b {
242 compatible = "atmel,maxtouch"; 242 compatible = "atmel,maxtouch";
243 reg = <0x4b>; 243 reg = <0x4b>;
244 pinctrl-names = "default"; 244 pinctrl-names = "default";
245 pinctrl-0 = <&touch_int_l>; 245 pinctrl-0 = <&touch_int_l>;
246 interrupt-parent = <&gpio3>; 246 interrupt-parent = <&gpio3>;
247 interrupts = <13 IRQ_TYPE_LEVE 247 interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
248 }; 248 };
249 }; 249 };
250 250
251 &ppvar_bigcpu_pwm { 251 &ppvar_bigcpu_pwm {
252 regulator-min-microvolt = <798674>; 252 regulator-min-microvolt = <798674>;
253 regulator-max-microvolt = <1302172>; 253 regulator-max-microvolt = <1302172>;
254 }; 254 };
255 255
256 &ppvar_bigcpu { 256 &ppvar_bigcpu {
257 regulator-min-microvolt = <798674>; 257 regulator-min-microvolt = <798674>;
258 regulator-max-microvolt = <1302172>; 258 regulator-max-microvolt = <1302172>;
259 ctrl-voltage-range = <798674 1302172>; 259 ctrl-voltage-range = <798674 1302172>;
260 }; 260 };
261 261
262 &ppvar_litcpu_pwm { 262 &ppvar_litcpu_pwm {
263 regulator-min-microvolt = <799065>; 263 regulator-min-microvolt = <799065>;
264 regulator-max-microvolt = <1303738>; 264 regulator-max-microvolt = <1303738>;
265 }; 265 };
266 266
267 &ppvar_litcpu { 267 &ppvar_litcpu {
268 regulator-min-microvolt = <799065>; 268 regulator-min-microvolt = <799065>;
269 regulator-max-microvolt = <1303738>; 269 regulator-max-microvolt = <1303738>;
270 ctrl-voltage-range = <799065 1303738>; 270 ctrl-voltage-range = <799065 1303738>;
271 }; 271 };
272 272
273 &ppvar_gpu_pwm { 273 &ppvar_gpu_pwm {
274 regulator-min-microvolt = <785782>; 274 regulator-min-microvolt = <785782>;
275 regulator-max-microvolt = <1217729>; 275 regulator-max-microvolt = <1217729>;
276 }; 276 };
277 277
278 &ppvar_gpu { 278 &ppvar_gpu {
279 regulator-min-microvolt = <785782>; 279 regulator-min-microvolt = <785782>;
280 regulator-max-microvolt = <1217729>; 280 regulator-max-microvolt = <1217729>;
281 ctrl-voltage-range = <785782 1217729>; 281 ctrl-voltage-range = <785782 1217729>;
282 }; 282 };
283 283
284 &ppvar_centerlogic_pwm { 284 &ppvar_centerlogic_pwm {
285 regulator-min-microvolt = <800069>; 285 regulator-min-microvolt = <800069>;
286 regulator-max-microvolt = <1049692>; 286 regulator-max-microvolt = <1049692>;
287 }; 287 };
288 288
289 &ppvar_centerlogic { 289 &ppvar_centerlogic {
290 regulator-min-microvolt = <800069>; 290 regulator-min-microvolt = <800069>;
291 regulator-max-microvolt = <1049692>; 291 regulator-max-microvolt = <1049692>;
292 ctrl-voltage-range = <800069 1049692>; 292 ctrl-voltage-range = <800069 1049692>;
293 }; 293 };
294 294
295 &saradc { 295 &saradc {
296 status = "okay"; 296 status = "okay";
297 vref-supply = <&pp1800_ap_io>; 297 vref-supply = <&pp1800_ap_io>;
298 }; 298 };
299 299
300 &mvl_wifi { 300 &mvl_wifi {
301 marvell,wakeup-pin = <14>; /* GPIO_14 301 marvell,wakeup-pin = <14>; /* GPIO_14 on Marvell */
302 }; 302 };
303 303
304 &pinctrl { 304 &pinctrl {
305 digitizer { 305 digitizer {
306 /* Has external pullup */ 306 /* Has external pullup */
307 cpu1_dig_irq_l: cpu1-dig-irq-l 307 cpu1_dig_irq_l: cpu1-dig-irq-l {
308 rockchip,pins = <2 RK_ 308 rockchip,pins = <2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
309 }; 309 };
310 310
311 /* Has external pullup */ 311 /* Has external pullup */
312 cpu1_dig_pdct_l: cpu1-dig-pdct 312 cpu1_dig_pdct_l: cpu1-dig-pdct-l {
313 rockchip,pins = <2 RK_ 313 rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
314 }; 314 };
315 }; 315 };
316 316
317 discrete-regulators { 317 discrete-regulators {
318 cpu3_pen_pwr_en: cpu3-pen-pwr- 318 cpu3_pen_pwr_en: cpu3-pen-pwr-en {
319 rockchip,pins = <4 RK_ 319 rockchip,pins = <4 RK_PD6 RK_FUNC_GPIO &pcfg_pull_none>;
320 }; 320 };
321 }; 321 };
322 322
323 pen { 323 pen {
324 cpu1_pen_eject: cpu1-pen-eject 324 cpu1_pen_eject: cpu1-pen-eject {
325 rockchip,pins = <0 RK_ 325 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>;
326 }; 326 };
327 }; 327 };
328 }; 328 };
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