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
  46 / {
  47         model = "Rockchip R88";
  48         compatible = "rockchip,r88", "rockchip,rk3368";
  49
  50         chosen {
  51                 stdout-path = "serial2:115200n8";
  52         };
  53
  54         memory {
  55                 device_type = "memory";
  56                 reg = <0x0 0x0 0x0 0x40000000>;
  57         };
  58
  59         emmc_pwrseq: emmc-pwrseq {
  60                 compatible = "mmc-pwrseq-emmc";
  61                 pinctrl-0 = <&emmc_reset>;
  62                 pinctrl-names = "default";
  63                 reset-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
  64         };
  65
  66         keys: gpio-keys {
  67                 compatible = "gpio-keys";
  68                 #address-cells = <1>;
  69                 #size-cells = <0>;
  70                 pinctrl-names = "default";
  71                 pinctrl-0 = <&pwr_key>;
  72
  73                 button@0 {
  74                         gpio-key,wakeup = <1>;
  75                         gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
  76                         label = "GPIO Power";
  77                         linux,code = <116>;
  78                 };
  79         };
  80
  81         leds: gpio-leds {
  82                 compatible = "gpio-leds";
  83
  84                 work {
  85                         gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>;
  86                         label = "r88:green:led";
  87                         pinctrl-names = "default";
  88                         pinctrl-0 = <&led_ctl>;
  89                 };
  90         };
  91
  92         ir: ir-receiver {
  93                 compatible = "gpio-ir-receiver";
  94                 gpios = <&gpio3 30 GPIO_ACTIVE_LOW>;
  95                 pinctrl-names = "default";
  96                 pinctrl-0 = <&ir_int>;
  97         };
  98
  99         sdio_pwrseq: sdio-pwrseq {
 100                 compatible = "mmc-pwrseq-simple";
 101                 clocks = <&hym8563>;
 102                 clock-names = "ext_clock";
 103                 pinctrl-names = "default";
 104                 pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
 105
 106                 reset-gpios =
 107                         /* BT_RST_N */
 108                         <&gpio3 5 GPIO_ACTIVE_LOW>,
 109
 110                         /* WL_REG_ON */
 111                         <&gpio3 4 GPIO_ACTIVE_LOW>;
 112         };
 113
 114         vcc_18: vcc18-regulator {
 115                 compatible = "regulator-fixed";
 116                 regulator-name = "vcc_18";
 117                 regulator-min-microvolt = <1800000>;
 118                 regulator-max-microvolt = <1800000>;
 119                 regulator-always-on;
 120                 regulator-boot-on;
 121                 vin-supply = <&vcc_sys>;
 122         };
 123
 124         /* supplies both host and otg */
 125         vcc_host: vcc-host-regulator {
 126                 compatible = "regulator-fixed";
 127                 enable-active-high;
 128                 gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>;
 129                 pinctrl-names = "default";
 130                 pinctrl-0 = <&host_vbus_drv>;
 131                 regulator-name = "vcc_host";
 132                 regulator-always-on;
 133                 regulator-boot-on;
 134                 vin-supply = <&vcc_sys>;
 135         };
 136
 137         vcc_io: vcc-io-regulator {
 138                 compatible = "regulator-fixed";
 139                 regulator-name = "vcc_io";
 140                 regulator-min-microvolt = <3300000>;
 141                 regulator-max-microvolt = <3300000>;
 142                 regulator-always-on;
 143                 regulator-boot-on;
 144                 vin-supply = <&vcc_sys>;
 145         };
 146
 147         vcc_lan: vcc-lan-regulator {
 148                 compatible = "regulator-fixed";
 149                 regulator-name = "vcc_lan";
 150                 regulator-min-microvolt = <3300000>;
 151                 regulator-max-microvolt = <3300000>;
 152                 regulator-always-on;
 153                 regulator-boot-on;
 154                 vin-supply = <&vcc_io>;
 155         };
 156
 157         vcc_sys: vcc-sys-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         vccio_wl: vccio-wl-regulator {
 167                 compatible = "regulator-fixed";
 168                 regulator-name = "vccio_wl";
 169                 regulator-min-microvolt = <3300000>;
 170                 regulator-max-microvolt = <3300000>;
 171                 regulator-always-on;
 172                 regulator-boot-on;
 173                 vin-supply = <&vcc_io>;
 174         };
 175
 176         vdd_10: vdd-10-regulator {
 177                 compatible = "regulator-fixed";
 178                 regulator-name = "vdd_10";
 179                 regulator-min-microvolt = <1000000>;
 180                 regulator-max-microvolt = <1000000>;
 181                 regulator-always-on;
 182                 regulator-boot-on;
 183                 vin-supply = <&vcc_sys>;
 184         };
 185 };
 186
 187 &emmc {
 188         broken-cd;
 189         bus-width = <8>;
 190         cap-mmc-highspeed;
 191         disable-wp;
 192         mmc-pwrseq = <&emmc_pwrseq>;
 193         non-removable;
 194         num-slots = <1>;
 195         pinctrl-names = "default";
 196         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 197         status = "okay";
 198 };
 199
 200 &gmac {
 201         phy-supply = <&vcc_lan>;
 202         phy-mode = "rmii";
 203         clock_in_out = "output";
 204         snps,reset-gpio = <&gpio3 12 0>;
 205         snps,reset-active-low;
 206         snps,reset-delays-us = <0 10000 1000000>;
 207         pinctrl-names = "default";
 208         pinctrl-0 = <&rmii_pins>;
 209         tx_delay = <0x30>;
 210         rx_delay = <0x10>;
 211         status = "ok";
 212 };
 213
 214 &i2c0 {
 215         status = "okay";
 216
 217         vdd_cpu: syr827@40 {
 218                 compatible = "silergy,syr827";
 219                 reg = <0x40>;
 220                 fcs,suspend-voltage-selector = <1>;
 221                 regulator-name = "vdd_cpu";
 222                 regulator-enable-ramp-delay = <300>;
 223                 regulator-min-microvolt = <712500>;
 224                 regulator-max-microvolt = <1500000>;
 225                 regulator-ramp-delay = <8000>;
 226                 regulator-always-on;
 227                 regulator-boot-on;
 228                 vin-supply = <&vcc_sys>;
 229         };
 230
 231         hym8563: hym8563@51 {
 232                 compatible = "haoyu,hym8563";
 233                 reg = <0x51>;
 234                 #clock-cells = <0>;
 235                 clock-frequency = <32768>;
 236                 clock-output-names = "xin32k";
 237                 /* rtc_int is not connected */
 238         };
 239 };
 240
 241 &sdio0 {
 242         assigned-clocks = <&cru SCLK_SDIO0>;
 243         assigned-clock-parents = <&cru PLL_CPLL>;
 244         broken-cd;
 245         bus-width = <4>;
 246         cap-sd-highspeed;
 247         cap-sdio-irq;
 248         keep-power-in-suspend;
 249         mmc-pwrseq = <&sdio_pwrseq>;
 250         non-removable;
 251         num-slots = <1>;
 252         pinctrl-names = "default";
 253         pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
 254         vmmc-supply = <&vcc_io>;
 255         vqmmc-supply = <&vccio_wl>;
 256         status = "okay";
 257 };
 258
 259 &pinctrl {
 260         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 261                 bias-disable;
 262                 drive-strength = <8>;
 263         };
 264
 265         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 266                 bias-pull-up;
 267                 drive-strength = <8>;
 268         };
 269
 270         emmc {
 271                 emmc_bus8: emmc-bus8 {
 272                         rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 273                                         <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 274                                         <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 275                                         <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 276                                         <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 277                                         <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 278                                         <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 279                                         <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 280                 };
 281
 282                 emmc-clk {
 283                         rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
 284                 };
 285
 286                 emmc-cmd {
 287                         rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 288                 };
 289
 290                 emmc_reset: emmc-reset {
 291                         rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>;
 292                 };
 293         };
 294
 295         ir {
 296                 ir_int: ir-int {
 297                         rockchip,pins = <3 30 RK_FUNC_GPIO &pcfg_pull_up>;
 298                 };
 299         };
 300
 301         keys {
 302                 pwr_key: pwr-key {
 303                         rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>;
 304                 };
 305         };
 306
 307         leds {
 308                 stby_pwren: stby-pwren {
 309                         rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 310                 };
 311
 312                 led_ctl: led-ctl {
 313                         rockchip,pins = <3 29 RK_FUNC_GPIO &pcfg_pull_none>;
 314                 };
 315         };
 316
 317         sdio {
 318                 wifi_reg_on: wifi-reg-on {
 319                         rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>;
 320                 };
 321
 322                 bt_rst: bt-rst {
 323                         rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>;
 324                 };
 325         };
 326
 327         usb {
 328                 host_vbus_drv: host-vbus-drv {
 329                         rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>;
 330                 };
 331         };
 332 };
 333
 334 &saradc {
 335         vref-supply = <&vcc_18>;
 336         status = "okay";
 337 };
 338
 339 &uart2 {
 340         status = "okay";
 341 };
 342
 343 &usb_host0_ehci {
 344         status = "okay";
 345 };
 346
 347 &usb_otg {
 348         dr_mode = "host";
 349         status = "okay";
 350 };
 351
 352 &wdt {
 353         status = "okay";
 354 };