arch/arm64/boot/dts/rockchip/rk3368-r88.dts

   1 /*
   2  * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
   3  *
   4  * This file is dual-licensed: you can use it either under the terms
   5  * of the GPL or the X11 license, at your option. Note that this dual
   6  * licensing only applies to this file, and not this project as a
   7  * whole.
   8  *
   9  *  a) This file is free software; you can redistribute it and/or
  10  *     modify it under the terms of the GNU General Public License as
  11  *     published by the Free Software Foundation; either version 2 of the
  12  *     License, or (at your option) any later version.
  13  *
  14  *     This file is distributed in the hope that it will be useful,
  15  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *     GNU General Public License for more details.
  18  *
  19  * Or, alternatively,
  20  *
  21  *  b) Permission is hereby granted, free of charge, to any person
  22  *     obtaining a copy of this software and associated documentation
  23  *     files (the "Software"), to deal in the Software without
  24  *     restriction, including without limitation the rights to use,
  25  *     copy, modify, merge, publish, distribute, sublicense, and/or
  26  *     sell copies of the Software, and to permit persons to whom the
  27  *     Software is furnished to do so, subject to the following
  28  *     conditions:
  29  *
  30  *     The above copyright notice and this permission notice shall be
  31  *     included in all copies or substantial portions of the Software.
  32  *
  33  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  34  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  35  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  36  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  37  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  38  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  39  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  40  *     OTHER DEALINGS IN THE SOFTWARE.
  41  */
  42
  43 /dts-v1/;
  44 #include "rk3368.dtsi"
  45 #include <dt-bindings/input/input.h>
  46
  47 / {
  48         model = "Rockchip R88";
  49         compatible = "rockchip,r88", "rockchip,rk3368";
  50
  51         chosen {
  52                 stdout-path = "serial2:115200n8";
  53         };
  54
  55         memory {
  56                 device_type = "memory";
  57                 reg = <0x0 0x0 0x0 0x40000000>;
  58         };
  59
  60         emmc_pwrseq: emmc-pwrseq {
  61                 compatible = "mmc-pwrseq-emmc";
  62                 pinctrl-0 = <&emmc_reset>;
  63                 pinctrl-names = "default";
  64                 reset-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
  65         };
  66
  67         keys: gpio-keys {
  68                 compatible = "gpio-keys";
  69                 pinctrl-names = "default";
  70                 pinctrl-0 = <&pwr_key>;
  71
  72                 power {
  73                         wakeup-source;
  74                         gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
  75                         label = "GPIO Power";
  76                         linux,code = <KEY_POWER>;
  77                 };
  78         };
  79
  80         leds: gpio-leds {
  81                 compatible = "gpio-leds";
  82
  83                 work {
  84                         gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>;
  85                         label = "r88:green:led";
  86                         pinctrl-names = "default";
  87                         pinctrl-0 = <&led_ctl>;
  88                 };
  89         };
  90
  91         ir: ir-receiver {
  92                 compatible = "gpio-ir-receiver";
  93                 gpios = <&gpio3 30 GPIO_ACTIVE_LOW>;
  94                 pinctrl-names = "default";
  95                 pinctrl-0 = <&ir_int>;
  96         };
  97
  98         sdio_pwrseq: sdio-pwrseq {
  99                 compatible = "mmc-pwrseq-simple";
 100                 clocks = <&hym8563>;
 101                 clock-names = "ext_clock";
 102                 pinctrl-names = "default";
 103                 pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
 104
 105                 reset-gpios =
 106                         /* BT_RST_N */
 107                         <&gpio3 5 GPIO_ACTIVE_LOW>,
 108
 109                         /* WL_REG_ON */
 110                         <&gpio3 4 GPIO_ACTIVE_LOW>;
 111         };
 112
 113         vcc_18: vcc18-regulator {
 114                 compatible = "regulator-fixed";
 115                 regulator-name = "vcc_18";
 116                 regulator-min-microvolt = <1800000>;
 117                 regulator-max-microvolt = <1800000>;
 118                 regulator-always-on;
 119                 regulator-boot-on;
 120                 vin-supply = <&vcc_sys>;
 121         };
 122
 123         /* supplies both host and otg */
 124         vcc_host: vcc-host-regulator {
 125                 compatible = "regulator-fixed";
 126                 enable-active-high;
 127                 gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>;
 128                 pinctrl-names = "default";
 129                 pinctrl-0 = <&host_vbus_drv>;
 130                 regulator-name = "vcc_host";
 131                 regulator-always-on;
 132                 regulator-boot-on;
 133                 vin-supply = <&vcc_sys>;
 134         };
 135
 136         vcc_io: vcc-io-regulator {
 137                 compatible = "regulator-fixed";
 138                 regulator-name = "vcc_io";
 139                 regulator-min-microvolt = <3300000>;
 140                 regulator-max-microvolt = <3300000>;
 141                 regulator-always-on;
 142                 regulator-boot-on;
 143                 vin-supply = <&vcc_sys>;
 144         };
 145
 146         vcc_lan: vcc-lan-regulator {
 147                 compatible = "regulator-fixed";
 148                 regulator-name = "vcc_lan";
 149                 regulator-min-microvolt = <3300000>;
 150                 regulator-max-microvolt = <3300000>;
 151                 regulator-always-on;
 152                 regulator-boot-on;
 153                 vin-supply = <&vcc_io>;
 154         };
 155
 156         vcc_sys: vcc-sys-regulator {
 157                 compatible = "regulator-fixed";
 158                 regulator-name = "vcc_sys";
 159                 regulator-min-microvolt = <5000000>;
 160                 regulator-max-microvolt = <5000000>;
 161                 regulator-always-on;
 162                 regulator-boot-on;
 163         };
 164
 165         vccio_wl: vccio-wl-regulator {
 166                 compatible = "regulator-fixed";
 167                 regulator-name = "vccio_wl";
 168                 regulator-min-microvolt = <3300000>;
 169                 regulator-max-microvolt = <3300000>;
 170                 regulator-always-on;
 171                 regulator-boot-on;
 172                 vin-supply = <&vcc_io>;
 173         };
 174
 175         vdd_10: vdd-10-regulator {
 176                 compatible = "regulator-fixed";
 177                 regulator-name = "vdd_10";
 178                 regulator-min-microvolt = <1000000>;
 179                 regulator-max-microvolt = <1000000>;
 180                 regulator-always-on;
 181                 regulator-boot-on;
 182                 vin-supply = <&vcc_sys>;
 183         };
 184 };
 185
 186 &emmc {
 187         bus-width = <8>;
 188         cap-mmc-highspeed;
 189         disable-wp;
 190         mmc-pwrseq = <&emmc_pwrseq>;
 191         non-removable;
 192         num-slots = <1>;
 193         pinctrl-names = "default";
 194         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 195         status = "okay";
 196 };
 197
 198 &gmac {
 199         phy-supply = <&vcc_lan>;
 200         phy-mode = "rmii";
 201         clock_in_out = "output";
 202         snps,reset-gpio = <&gpio3 12 0>;
 203         snps,reset-active-low;
 204         snps,reset-delays-us = <0 10000 1000000>;
 205         pinctrl-names = "default";
 206         pinctrl-0 = <&rmii_pins>;
 207         tx_delay = <0x30>;
 208         rx_delay = <0x10>;
 209         status = "ok";
 210 };
 211
 212 &i2c0 {
 213         status = "okay";
 214
 215         vdd_cpu: syr827@40 {
 216                 compatible = "silergy,syr827";
 217                 reg = <0x40>;
 218                 fcs,suspend-voltage-selector = <1>;
 219                 regulator-name = "vdd_cpu";
 220                 regulator-enable-ramp-delay = <300>;
 221                 regulator-min-microvolt = <712500>;
 222                 regulator-max-microvolt = <1500000>;
 223                 regulator-ramp-delay = <8000>;
 224                 regulator-always-on;
 225                 regulator-boot-on;
 226                 vin-supply = <&vcc_sys>;
 227         };
 228
 229         hym8563: hym8563@51 {
 230                 compatible = "haoyu,hym8563";
 231                 reg = <0x51>;
 232                 #clock-cells = <0>;
 233                 clock-frequency = <32768>;
 234                 clock-output-names = "xin32k";
 235                 /* rtc_int is not connected */
 236         };
 237 };
 238
 239 &io_domains {
 240         status = "ok";
 241
 242         audio-supply = <&vcc_io>;
 243         gpio30-supply = <&vcc_io>;
 244         gpio1830-supply = <&vcc_io>;
 245         wifi-supply = <&vccio_wl>;
 246 };
 247
 248 &sdio0 {
 249         assigned-clocks = <&cru SCLK_SDIO0>;
 250         assigned-clock-parents = <&cru PLL_CPLL>;
 251         bus-width = <4>;
 252         cap-sd-highspeed;
 253         cap-sdio-irq;
 254         keep-power-in-suspend;
 255         mmc-pwrseq = <&sdio_pwrseq>;
 256         non-removable;
 257         num-slots = <1>;
 258         pinctrl-names = "default";
 259         pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
 260         vmmc-supply = <&vcc_io>;
 261         vqmmc-supply = <&vccio_wl>;
 262         status = "okay";
 263 };
 264
 265 &pinctrl {
 266         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 267                 bias-disable;
 268                 drive-strength = <8>;
 269         };
 270
 271         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 272                 bias-pull-up;
 273                 drive-strength = <8>;
 274         };
 275
 276         emmc {
 277                 emmc_bus8: emmc-bus8 {
 278                         rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 279                                         <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 280                                         <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 281                                         <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 282                                         <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 283                                         <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 284                                         <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 285                                         <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 286                 };
 287
 288                 emmc-clk {
 289                         rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
 290                 };
 291
 292                 emmc-cmd {
 293                         rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 294                 };
 295
 296                 emmc_reset: emmc-reset {
 297                         rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>;
 298                 };
 299         };
 300
 301         ir {
 302                 ir_int: ir-int {
 303                         rockchip,pins = <3 30 RK_FUNC_GPIO &pcfg_pull_up>;
 304                 };
 305         };
 306
 307         keys {
 308                 pwr_key: pwr-key {
 309                         rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>;
 310                 };
 311         };
 312
 313         leds {
 314                 stby_pwren: stby-pwren {
 315                         rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 316                 };
 317
 318                 led_ctl: led-ctl {
 319                         rockchip,pins = <3 29 RK_FUNC_GPIO &pcfg_pull_none>;
 320                 };
 321         };
 322
 323         sdio {
 324                 wifi_reg_on: wifi-reg-on {
 325                         rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>;
 326                 };
 327
 328                 bt_rst: bt-rst {
 329                         rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>;
 330                 };
 331         };
 332
 333         usb {
 334                 host_vbus_drv: host-vbus-drv {
 335                         rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>;
 336                 };
 337         };
 338 };
 339
 340 &pmu_io_domains {
 341         status = "okay";
 342
 343         pmu-supply = <&vcc_io>;
 344         vop-supply = <&vcc_io>;
 345 };
 346
 347 &saradc {
 348         vref-supply = <&vcc_18>;
 349         status = "okay";
 350 };
 351
 352 &tsadc {
 353         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 354         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 355         status = "okay";
 356 };
 357
 358 &uart2 {
 359         status = "okay";
 360 };
 361
 362 &usb_host0_ehci {
 363         status = "okay";
 364 };
 365
 366 &usb_otg {
 367         dr_mode = "host";
 368         status = "okay";
 369 };
 370
 371 &wdt {
 372         status = "okay";
 373 };