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