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