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 {
  47                 device_type = "memory";
  48                 reg = <0x0 0x80000000>;
  49         };
  50
  51         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         gpio-keys {
 101                 compatible = "gpio-keys";
 102                 autorepeat;
 103
 104                 pinctrl-names = "default";
 105                 pinctrl-0 = <&pwrbtn>;
 106
 107                 power {
 108                         gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
 109                         linux,code = <KEY_POWER>;
 110                         label = "GPIO Key Power";
 111                         linux,input-type = <1>;
 112                         wakeup-source;
 113                         debounce-interval = <100>;
 114                 };
 115         };
 116
 117         /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
 118         vcc_host: vcc-host-regulator {
 119                 compatible = "regulator-fixed";
 120                 enable-active-high;
 121                 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
 122                 pinctrl-names = "default";
 123                 pinctrl-0 = <&host_vbus_drv>;
 124                 regulator-name = "vcc_host";
 125                 regulator-always-on;
 126                 regulator-boot-on;
 127         };
 128
 129         vcc_phy: vcc-phy-regulator {
 130                 compatible = "regulator-fixed";
 131                 enable-active-high;
 132                 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 133                 pinctrl-names = "default";
 134                 pinctrl-0 = <&eth_phy_pwr>;
 135                 regulator-name = "vcc_phy";
 136                 regulator-min-microvolt = <3300000>;
 137                 regulator-max-microvolt = <3300000>;
 138                 regulator-always-on;
 139                 regulator-boot-on;
 140         };
 141
 142         vcc_sys: vsys-regulator {
 143                 compatible = "regulator-fixed";
 144                 regulator-name = "vcc_sys";
 145                 regulator-min-microvolt = <5000000>;
 146                 regulator-max-microvolt = <5000000>;
 147                 regulator-always-on;
 148                 regulator-boot-on;
 149         };
 150
 151         /*
 152          * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
 153          * vcc_io directly.  Those boards won't be able to power cycle SD cards
 154          * but it shouldn't hurt to toggle this pin there anyway.
 155          */
 156         vcc_sd: sdmmc-regulator {
 157                 compatible = "regulator-fixed";
 158                 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
 159                 pinctrl-names = "default";
 160                 pinctrl-0 = <&sdmmc_pwr>;
 161                 regulator-name = "vcc_sd";
 162                 regulator-min-microvolt = <3300000>;
 163                 regulator-max-microvolt = <3300000>;
 164                 startup-delay-us = <100000>;
 165                 vin-supply = <&vcc_io>;
 166         };
 167 };
 168
 169 &cpu0 {
 170         cpu0-supply = <&vdd_cpu>;
 171 };
 172
 173 &emmc {
 174         bus-width = <8>;
 175         cap-mmc-highspeed;
 176         disable-wp;
 177         non-removable;
 178         num-slots = <1>;
 179         pinctrl-names = "default";
 180         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
 181         status = "okay";
 182 };
 183
 184 &sdmmc {
 185         bus-width = <4>;
 186         cap-mmc-highspeed;
 187         cap-sd-highspeed;
 188         card-detect-delay = <200>;
 189         disable-wp;                     /* wp not hooked up */
 190         num-slots = <1>;
 191         pinctrl-names = "default";
 192         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
 193         status = "okay";
 194         vmmc-supply = <&vcc_sd>;
 195         vqmmc-supply = <&vccio_sd>;
 196 };
 197
 198 &gmac {
 199         phy-supply = <&vcc_phy>;
 200         phy-mode = "rgmii";
 201         clock_in_out = "input";
 202         snps,reset-gpio = <&gpio4 7 0>;
 203         snps,reset-active-low;
 204         snps,reset-delays-us = <0 10000 1000000>;
 205         assigned-clocks = <&cru SCLK_MAC>;
 206         assigned-clock-parents = <&ext_gmac>;
 207         pinctrl-names = "default";
 208         pinctrl-0 = <&rgmii_pins>;
 209         tx_delay = <0x30>;
 210         rx_delay = <0x10>;
 211         status = "ok";
 212 };
 213
 214 &hdmi {
 215         ddc-i2c-bus = <&i2c5>;
 216         status = "okay";
 217 };
 218
 219 &i2c0 {
 220         status = "okay";
 221 };
 222
 223 &i2c5 {
 224         status = "okay";
 225 };
 226
 227 &wdt {
 228         status = "okay";
 229 };
 230
 231 &pwm0 {
 232         status = "okay";
 233 };
 234
 235 &uart0 {
 236         status = "okay";
 237 };
 238
 239 &uart1 {
 240         status = "okay";
 241 };
 242
 243 &uart2 {
 244         status = "okay";
 245 };
 246
 247 &uart3 {
 248         status = "okay";
 249 };
 250
 251 &uart4 {
 252         status = "okay";
 253 };
 254
 255 &tsadc {
 256         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 257         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 258         status = "okay";
 259 };
 260
 261 &pinctrl {
 262         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 263                 drive-strength = <8>;
 264         };
 265
 266         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 267                 bias-pull-up;
 268                 drive-strength = <8>;
 269         };
 270
 271         backlight {
 272                 bl_en: bl-en {
 273                         rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
 274                 };
 275         };
 276
 277         buttons {
 278                 pwrbtn: pwrbtn {
 279                         rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
 280                 };
 281         };
 282
 283         pmic {
 284                 pmic_int: pmic-int {
 285                         rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 286                 };
 287         };
 288
 289         sdmmc {
 290                 /*
 291                  * Default drive strength isn't enough to achieve even
 292                  * high-speed mode on EVB board so bump up to 8ma.
 293                  */
 294                 sdmmc_bus4: sdmmc-bus4 {
 295                         rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 296                                         <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 297                                         <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 298                                         <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 299                 };
 300
 301                 sdmmc_clk: sdmmc-clk {
 302                         rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
 303                 };
 304
 305                 sdmmc_cmd: sdmmc-cmd {
 306                         rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 307                 };
 308
 309                 sdmmc_pwr: sdmmc-pwr {
 310                         rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
 311                 };
 312         };
 313
 314         usb {
 315                 host_vbus_drv: host-vbus-drv {
 316                         rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
 317                 };
 318         };
 319
 320         eth_phy {
 321                 eth_phy_pwr: eth-phy-pwr {
 322                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
 323                 };
 324         };
 325 };
 326
 327 &usbphy {
 328         status = "okay";
 329 };
 330
 331 &usb_host0_ehci {
 332         status = "okay";
 333 };
 334
 335 &usb_host1 {
 336         status = "okay";
 337 };
 338
 339 &vopb {
 340         status = "okay";
 341 };
 342
 343 &vopb_mmu {
 344         status = "okay";
 345 };
 346
 347 &vopl {
 348         status = "okay";
 349 };
 350
 351 &vopl_mmu {
 352         status = "okay";
 353 };