arch/arm/boot/dts/rk3288-evb.dtsi

   1 /*
   2  * This file is dual-licensed: you can use it either under the terms
   3  * of the GPL or the X11 license, at your option. Note that this dual
   4  * licensing only applies to this file, and not this project as a
   5  * whole.
   6  *
   7  *  a) This file is free software; you can redistribute it and/or
   8  *     modify it under the terms of the GNU General Public License as
   9  *     published by the Free Software Foundation; either version 2 of the
  10  *     License, or (at your option) any later version.
  11  *
  12  *     This file is distributed in the hope that it will be useful,
  13  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *     GNU General Public License for more details.
  16  *
  17  * Or, alternatively,
  18  *
  19  *  b) Permission is hereby granted, free of charge, to any person
  20  *     obtaining a copy of this software and associated documentation
  21  *     files (the "Software"), to deal in the Software without
  22  *     restriction, including without limitation the rights to use,
  23  *     copy, modify, merge, publish, distribute, sublicense, and/or
  24  *     sell copies of the Software, and to permit persons to whom the
  25  *     Software is furnished to do so, subject to the following
  26  *     conditions:
  27  *
  28  *     The above copyright notice and this permission notice shall be
  29  *     included in all copies or substantial portions of the Software.
  30  *
  31  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  32  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  33  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  34  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  35  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  36  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  37  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  38  *     OTHER DEALINGS IN THE SOFTWARE.
  39  */
  40
  41 #include <dt-bindings/input/input.h>
  42 #include <dt-bindings/pwm/pwm.h>
  43 #include "rk3288.dtsi"
  44
  45 / {
  46         memory@0 {
  47                 device_type = "memory";
  48                 reg = <0x0 0x80000000>;
  49         };
  50
  51         backlight: backlight {
  52                 compatible = "pwm-backlight";
  53                 brightness-levels = <
  54                           0   1   2   3   4   5   6   7
  55                           8   9  10  11  12  13  14  15
  56                          16  17  18  19  20  21  22  23
  57                          24  25  26  27  28  29  30  31
  58                          32  33  34  35  36  37  38  39
  59                          40  41  42  43  44  45  46  47
  60                          48  49  50  51  52  53  54  55
  61                          56  57  58  59  60  61  62  63
  62                          64  65  66  67  68  69  70  71
  63                          72  73  74  75  76  77  78  79
  64                          80  81  82  83  84  85  86  87
  65                          88  89  90  91  92  93  94  95
  66                          96  97  98  99 100 101 102 103
  67                         104 105 106 107 108 109 110 111
  68                         112 113 114 115 116 117 118 119
  69                         120 121 122 123 124 125 126 127
  70                         128 129 130 131 132 133 134 135
  71                         136 137 138 139 140 141 142 143
  72                         144 145 146 147 148 149 150 151
  73                         152 153 154 155 156 157 158 159
  74                         160 161 162 163 164 165 166 167
  75                         168 169 170 171 172 173 174 175
  76                         176 177 178 179 180 181 182 183
  77                         184 185 186 187 188 189 190 191
  78                         192 193 194 195 196 197 198 199
  79                         200 201 202 203 204 205 206 207
  80                         208 209 210 211 212 213 214 215
  81                         216 217 218 219 220 221 222 223
  82                         224 225 226 227 228 229 230 231
  83                         232 233 234 235 236 237 238 239
  84                         240 241 242 243 244 245 246 247
  85                         248 249 250 251 252 253 254 255>;
  86                 default-brightness-level = <128>;
  87                 enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
  88                 pinctrl-names = "default";
  89                 pinctrl-0 = <&bl_en>;
  90                 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
  91         };
  92
  93         ext_gmac: external-gmac-clock {
  94                 compatible = "fixed-clock";
  95                 clock-frequency = <125000000>;
  96                 clock-output-names = "ext_gmac";
  97                 #clock-cells = <0>;
  98         };
  99
 100         panel: panel {
 101                 compatible ="lg,lp079qx1-sp0v", "simple-panel";
 102                 backlight = <&backlight>;
 103                 enable-gpios = <&gpio7 4 GPIO_ACTIVE_HIGH>;
 104                 pinctrl-0 = <&lcd_cs>;
 105
 106                 ports {
 107                         panel_in: port {
 108                                 panel_in_edp: endpoint {
 109                                         remote-endpoint = <&edp_out_panel>;
 110                                 };
 111                         };
 112                 };
 113         };
 114
 115         gpio-keys {
 116                 compatible = "gpio-keys";
 117                 autorepeat;
 118
 119                 pinctrl-names = "default";
 120                 pinctrl-0 = <&pwrbtn>;
 121
 122                 power {
 123                         gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
 124                         linux,code = <KEY_POWER>;
 125                         label = "GPIO Key Power";
 126                         linux,input-type = <1>;
 127                         wakeup-source;
 128                         debounce-interval = <100>;
 129                 };
 130         };
 131
 132         /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
 133         vcc_host: vcc-host-regulator {
 134                 compatible = "regulator-fixed";
 135                 enable-active-high;
 136                 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
 137                 pinctrl-names = "default";
 138                 pinctrl-0 = <&host_vbus_drv>;
 139                 regulator-name = "vcc_host";
 140                 regulator-always-on;
 141                 regulator-boot-on;
 142         };
 143
 144         vcc_phy: vcc-phy-regulator {
 145                 compatible = "regulator-fixed";
 146                 enable-active-high;
 147                 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 148                 pinctrl-names = "default";
 149                 pinctrl-0 = <&eth_phy_pwr>;
 150                 regulator-name = "vcc_phy";
 151                 regulator-min-microvolt = <3300000>;
 152                 regulator-max-microvolt = <3300000>;
 153                 regulator-always-on;
 154                 regulator-boot-on;
 155         };
 156
 157         vcc_sys: vsys-regulator {
 158                 compatible = "regulator-fixed";
 159                 regulator-name = "vcc_sys";
 160                 regulator-min-microvolt = <5000000>;
 161                 regulator-max-microvolt = <5000000>;
 162                 regulator-always-on;
 163                 regulator-boot-on;
 164         };
 165
 166         /*
 167          * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
 168          * vcc_io directly.  Those boards won't be able to power cycle SD cards
 169          * but it shouldn't hurt to toggle this pin there anyway.
 170          */
 171         vcc_sd: sdmmc-regulator {
 172                 compatible = "regulator-fixed";
 173                 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
 174                 pinctrl-names = "default";
 175                 pinctrl-0 = <&sdmmc_pwr>;
 176                 regulator-name = "vcc_sd";
 177                 regulator-min-microvolt = <3300000>;
 178                 regulator-max-microvolt = <3300000>;
 179                 startup-delay-us = <100000>;
 180                 vin-supply = <&vcc_io>;
 181         };
 182 };
 183
 184 &cpu0 {
 185         cpu0-supply = <&vdd_cpu>;
 186 };
 187
 188 &edp {
 189         force-hpd;
 190         status = "okay";
 191
 192         ports {
 193                 edp_out: port@1 {
 194                         reg = <1>;
 195                         #address-cells = <1>;
 196                         #size-cells = <0>;
 197
 198                         edp_out_panel: endpoint {
 199                                 reg = <0>;
 200                                 remote-endpoint = <&panel_in_edp>;
 201                         };
 202                 };
 203         };
 204 };
 205
 206 &edp_phy {
 207         status = "okay";
 208 };
 209
 210 &emmc {
 211         bus-width = <8>;
 212         cap-mmc-highspeed;
 213         disable-wp;
 214         non-removable;
 215         num-slots = <1>;
 216         pinctrl-names = "default";
 217         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
 218         status = "okay";
 219 };
 220
 221 &sdmmc {
 222         bus-width = <4>;
 223         cap-mmc-highspeed;
 224         cap-sd-highspeed;
 225         card-detect-delay = <200>;
 226         disable-wp;                     /* wp not hooked up */
 227         num-slots = <1>;
 228         pinctrl-names = "default";
 229         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
 230         status = "okay";
 231         vmmc-supply = <&vcc_sd>;
 232         vqmmc-supply = <&vccio_sd>;
 233 };
 234
 235 &gmac {
 236         phy-supply = <&vcc_phy>;
 237         phy-mode = "rgmii";
 238         clock_in_out = "input";
 239         snps,reset-gpio = <&gpio4 7 0>;
 240         snps,reset-active-low;
 241         snps,reset-delays-us = <0 10000 1000000>;
 242         assigned-clocks = <&cru SCLK_MAC>;
 243         assigned-clock-parents = <&ext_gmac>;
 244         pinctrl-names = "default";
 245         pinctrl-0 = <&rgmii_pins>;
 246         tx_delay = <0x30>;
 247         rx_delay = <0x10>;
 248         status = "ok";
 249 };
 250
 251 &hdmi {
 252         ddc-i2c-bus = <&i2c5>;
 253         status = "okay";
 254 };
 255
 256 &i2c0 {
 257         status = "okay";
 258 };
 259
 260 &i2c5 {
 261         status = "okay";
 262 };
 263
 264 &wdt {
 265         status = "okay";
 266 };
 267
 268 &pwm0 {
 269         status = "okay";
 270 };
 271
 272 &uart0 {
 273         status = "okay";
 274 };
 275
 276 &uart1 {
 277         status = "okay";
 278 };
 279
 280 &uart2 {
 281         status = "okay";
 282 };
 283
 284 &uart3 {
 285         status = "okay";
 286 };
 287
 288 &uart4 {
 289         status = "okay";
 290 };
 291
 292 &tsadc {
 293         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 294         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 295         status = "okay";
 296 };
 297
 298 &pinctrl {
 299         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 300                 drive-strength = <8>;
 301         };
 302
 303         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 304                 bias-pull-up;
 305                 drive-strength = <8>;
 306         };
 307
 308         backlight {
 309                 bl_en: bl-en {
 310                         rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
 311                 };
 312         };
 313
 314         buttons {
 315                 pwrbtn: pwrbtn {
 316                         rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
 317                 };
 318         };
 319
 320         lcd {
 321                 lcd_cs: lcd-cs {
 322                         rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_none>;
 323                 };
 324         };
 325
 326         pmic {
 327                 pmic_int: pmic-int {
 328                         rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 329                 };
 330         };
 331
 332         sdmmc {
 333                 /*
 334                  * Default drive strength isn't enough to achieve even
 335                  * high-speed mode on EVB board so bump up to 8ma.
 336                  */
 337                 sdmmc_bus4: sdmmc-bus4 {
 338                         rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 339                                         <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 340                                         <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 341                                         <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 342                 };
 343
 344                 sdmmc_clk: sdmmc-clk {
 345                         rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
 346                 };
 347
 348                 sdmmc_cmd: sdmmc-cmd {
 349                         rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 350                 };
 351
 352                 sdmmc_pwr: sdmmc-pwr {
 353                         rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
 354                 };
 355         };
 356
 357         usb {
 358                 host_vbus_drv: host-vbus-drv {
 359                         rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
 360                 };
 361         };
 362
 363         eth_phy {
 364                 eth_phy_pwr: eth-phy-pwr {
 365                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
 366                 };
 367         };
 368 };
 369
 370 &usbphy {
 371         status = "okay";
 372 };
 373
 374 &usb_host0_ehci {
 375         status = "okay";
 376 };
 377
 378 &usb_host1 {
 379         status = "okay";
 380 };
 381
 382 &vopb {
 383         status = "okay";
 384 };
 385
 386 &vopb_mmu {
 387         status = "okay";
 388 };
 389
 390 &vopl {
 391         status = "okay";
 392 };
 393
 394 &vopl_mmu {
 395         status = "okay";
 396 };