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/pwm/pwm.h>
  42 #include "rk3288.dtsi"
  43
  44 / {
  45         memory {
  46                 device_type = "memory";
  47                 reg = <0x0 0x80000000>;
  48         };
  49
  50         backlight {
  51                 compatible = "pwm-backlight";
  52                 brightness-levels = <
  53                           0   1   2   3   4   5   6   7
  54                           8   9  10  11  12  13  14  15
  55                          16  17  18  19  20  21  22  23
  56                          24  25  26  27  28  29  30  31
  57                          32  33  34  35  36  37  38  39
  58                          40  41  42  43  44  45  46  47
  59                          48  49  50  51  52  53  54  55
  60                          56  57  58  59  60  61  62  63
  61                          64  65  66  67  68  69  70  71
  62                          72  73  74  75  76  77  78  79
  63                          80  81  82  83  84  85  86  87
  64                          88  89  90  91  92  93  94  95
  65                          96  97  98  99 100 101 102 103
  66                         104 105 106 107 108 109 110 111
  67                         112 113 114 115 116 117 118 119
  68                         120 121 122 123 124 125 126 127
  69                         128 129 130 131 132 133 134 135
  70                         136 137 138 139 140 141 142 143
  71                         144 145 146 147 148 149 150 151
  72                         152 153 154 155 156 157 158 159
  73                         160 161 162 163 164 165 166 167
  74                         168 169 170 171 172 173 174 175
  75                         176 177 178 179 180 181 182 183
  76                         184 185 186 187 188 189 190 191
  77                         192 193 194 195 196 197 198 199
  78                         200 201 202 203 204 205 206 207
  79                         208 209 210 211 212 213 214 215
  80                         216 217 218 219 220 221 222 223
  81                         224 225 226 227 228 229 230 231
  82                         232 233 234 235 236 237 238 239
  83                         240 241 242 243 244 245 246 247
  84                         248 249 250 251 252 253 254 255>;
  85                 default-brightness-level = <128>;
  86                 enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
  87                 pinctrl-names = "default";
  88                 pinctrl-0 = <&bl_en>;
  89                 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
  90         };
  91
  92         ext_gmac: external-gmac-clock {
  93                 compatible = "fixed-clock";
  94                 clock-frequency = <125000000>;
  95                 clock-output-names = "ext_gmac";
  96                 #clock-cells = <0>;
  97         };
  98
  99         gpio-keys {
 100                 compatible = "gpio-keys";
 101                 #address-cells = <1>;
 102                 #size-cells = <0>;
 103                 autorepeat;
 104
 105                 pinctrl-names = "default";
 106                 pinctrl-0 = <&pwrbtn>;
 107
 108                 button@0 {
 109                         gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
 110                         linux,code = <116>;
 111                         label = "GPIO Key Power";
 112                         linux,input-type = <1>;
 113                         wakeup-source;
 114                         debounce-interval = <100>;
 115                 };
 116         };
 117
 118         /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
 119         vcc_host: vcc-host-regulator {
 120                 compatible = "regulator-fixed";
 121                 enable-active-high;
 122                 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
 123                 pinctrl-names = "default";
 124                 pinctrl-0 = <&host_vbus_drv>;
 125                 regulator-name = "vcc_host";
 126                 regulator-always-on;
 127                 regulator-boot-on;
 128         };
 129
 130         vcc_phy: vcc-phy-regulator {
 131                 compatible = "regulator-fixed";
 132                 enable-active-high;
 133                 gpio = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 134                 pinctrl-names = "default";
 135                 pinctrl-0 = <&eth_phy_pwr>;
 136                 regulator-name = "vcc_phy";
 137                 regulator-min-microvolt = <3300000>;
 138                 regulator-max-microvolt = <3300000>;
 139                 regulator-always-on;
 140                 regulator-boot-on;
 141         };
 142
 143         vcc_sys: vsys-regulator {
 144                 compatible = "regulator-fixed";
 145                 regulator-name = "vcc_sys";
 146                 regulator-min-microvolt = <5000000>;
 147                 regulator-max-microvolt = <5000000>;
 148                 regulator-always-on;
 149                 regulator-boot-on;
 150         };
 151
 152         /*
 153          * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
 154          * vcc_io directly.  Those boards won't be able to power cycle SD cards
 155          * but it shouldn't hurt to toggle this pin there anyway.
 156          */
 157         vcc_sd: sdmmc-regulator {
 158                 compatible = "regulator-fixed";
 159                 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
 160                 pinctrl-names = "default";
 161                 pinctrl-0 = <&sdmmc_pwr>;
 162                 regulator-name = "vcc_sd";
 163                 regulator-min-microvolt = <3300000>;
 164                 regulator-max-microvolt = <3300000>;
 165                 startup-delay-us = <100000>;
 166                 vin-supply = <&vcc_io>;
 167         };
 168 };
 169
 170 &cpu0 {
 171         cpu0-supply = <&vdd_cpu>;
 172 };
 173
 174 &emmc {
 175         broken-cd;
 176         bus-width = <8>;
 177         cap-mmc-highspeed;
 178         disable-wp;
 179         non-removable;
 180         num-slots = <1>;
 181         pinctrl-names = "default";
 182         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
 183         status = "okay";
 184 };
 185
 186 &sdmmc {
 187         bus-width = <4>;
 188         cap-mmc-highspeed;
 189         cap-sd-highspeed;
 190         card-detect-delay = <200>;
 191         disable-wp;                     /* wp not hooked up */
 192         num-slots = <1>;
 193         pinctrl-names = "default";
 194         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
 195         status = "okay";
 196         vmmc-supply = <&vcc_sd>;
 197         vqmmc-supply = <&vccio_sd>;
 198 };
 199
 200 &gmac {
 201         phy-supply = <&vcc_phy>;
 202         phy-mode = "rgmii";
 203         clock_in_out = "input";
 204         snps,reset-gpio = <&gpio4 7 0>;
 205         snps,reset-active-low;
 206         snps,reset-delays-us = <0 10000 1000000>;
 207         assigned-clocks = <&cru SCLK_MAC>;
 208         assigned-clock-parents = <&ext_gmac>;
 209         pinctrl-names = "default";
 210         pinctrl-0 = <&rgmii_pins>;
 211         tx_delay = <0x30>;
 212         rx_delay = <0x10>;
 213         status = "ok";
 214 };
 215
 216 &hdmi {
 217         ddc-i2c-bus = <&i2c5>;
 218         status = "okay";
 219 };
 220
 221 &i2c0 {
 222         status = "okay";
 223 };
 224
 225 &i2c5 {
 226         status = "okay";
 227 };
 228
 229 &wdt {
 230         status = "okay";
 231 };
 232
 233 &pwm0 {
 234         status = "okay";
 235 };
 236
 237 &uart0 {
 238         status = "okay";
 239 };
 240
 241 &uart1 {
 242         status = "okay";
 243 };
 244
 245 &uart2 {
 246         status = "okay";
 247 };
 248
 249 &uart3 {
 250         status = "okay";
 251 };
 252
 253 &uart4 {
 254         status = "okay";
 255 };
 256
 257 &tsadc {
 258         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 259         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 260         status = "okay";
 261 };
 262
 263 &pinctrl {
 264         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 265                 drive-strength = <8>;
 266         };
 267
 268         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 269                 bias-pull-up;
 270                 drive-strength = <8>;
 271         };
 272
 273         backlight {
 274                 bl_en: bl-en {
 275                         rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
 276                 };
 277         };
 278
 279         buttons {
 280                 pwrbtn: pwrbtn {
 281                         rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
 282                 };
 283         };
 284
 285         pmic {
 286                 pmic_int: pmic-int {
 287                         rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 288                 };
 289         };
 290
 291         sdmmc {
 292                 /*
 293                  * Default drive strength isn't enough to achieve even
 294                  * high-speed mode on EVB board so bump up to 8ma.
 295                  */
 296                 sdmmc_bus4: sdmmc-bus4 {
 297                         rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 298                                         <6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 299                                         <6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
 300                                         <6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 301                 };
 302
 303                 sdmmc_clk: sdmmc-clk {
 304                         rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
 305                 };
 306
 307                 sdmmc_cmd: sdmmc-cmd {
 308                         rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
 309                 };
 310
 311                 sdmmc_pwr: sdmmc-pwr {
 312                         rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
 313                 };
 314         };
 315
 316         usb {
 317                 host_vbus_drv: host-vbus-drv {
 318                         rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
 319                 };
 320         };
 321
 322         eth_phy {
 323                 eth_phy_pwr: eth-phy-pwr {
 324                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
 325                 };
 326         };
 327 };
 328
 329 &usbphy {
 330         status = "okay";
 331 };
 332
 333 &usb_host0_ehci {
 334         status = "okay";
 335 };
 336
 337 &usb_host1 {
 338         status = "okay";
 339 };
 340
 341 &vopb {
 342         status = "okay";
 343 };
 344
 345 &vopb_mmu {
 346         status = "okay";
 347 };
 348
 349 &vopl {
 350         status = "okay";
 351 };
 352
 353 &vopl_mmu {
 354         status = "okay";
 355 };