arch/arm/boot/dts/rk3288-rock2-square.dts

   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 /dts-v1/;
  42 #include "rk3288-rock2-som.dtsi"
  43
  44 / {
  45         model = "Radxa Rock 2 Square";
  46         compatible = "radxa,rock2-square", "rockchip,rk3288";
  47
  48         chosen {
  49                 stdout-path = "serial2:115200n8";
  50         };
  51
  52         gpio-leds {
  53                 compatible = "gpio-leds";
  54
  55                 heartbeat {
  56                         gpios = <&gpio7 15 GPIO_ACTIVE_LOW>;
  57                         label = "rock2:green:state1";
  58                         linux,default-trigger = "heartbeat";
  59                 };
  60
  61                 mmc {
  62                         gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
  63                         label = "rock2:blue:state2";
  64                         linux,default-trigger = "mmc0";
  65                 };
  66         };
  67
  68         ir: ir-receiver {
  69                 compatible = "gpio-ir-receiver";
  70                 gpios = <&gpio8 1 GPIO_ACTIVE_LOW>;
  71                 pinctrl-names = "default";
  72                 pinctrl-0 = <&ir_int>;
  73         };
  74
  75         sound {
  76                 compatible = "simple-audio-card";
  77                 simple-audio-card,name = "SPDIF";
  78                 simple-audio-card,dai-link@1 {  /* S/PDIF - S/PDIF */
  79                         cpu { sound-dai = <&spdif>; };
  80                         codec { sound-dai = <&spdif_out>; };
  81                 };
  82         };
  83
  84         spdif_out: spdif-out {
  85                 compatible = "linux,spdif-dit";
  86                 #sound-dai-cells = <0>;
  87         };
  88
  89         sdio_pwrseq: sdio-pwrseq {
  90                 compatible = "mmc-pwrseq-simple";
  91                 clocks = <&hym8563>;
  92                 clock-names = "ext_clock";
  93                 pinctrl-names = "default";
  94                 pinctrl-0 = <&wifi_enable>;
  95                 reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
  96         };
  97
  98         vcc_usb_host: vcc-host-regulator {
  99                 compatible = "regulator-fixed";
 100                 enable-active-high;
 101                 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
 102                 pinctrl-names = "default";
 103                 pinctrl-0 = <&host_vbus_drv>;
 104                 /* Always on as the rockchip usb phy doesn't have a vbus-supply
 105                  * property
 106                  */
 107                 regulator-always-on;
 108                 regulator-name = "vcc_host";
 109         };
 110
 111         vcc_sd: sdmmc-regulator {
 112                 compatible = "regulator-fixed";
 113                 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
 114                 pinctrl-names = "default";
 115                 pinctrl-0 = <&sdmmc_pwr>;
 116                 regulator-name = "vcc_sd";
 117                 regulator-min-microvolt = <3300000>;
 118                 regulator-max-microvolt = <3300000>;
 119                 vin-supply = <&vcc_io>;
 120         };
 121 };
 122
 123 &sdio0 {
 124         bus-width = <4>;
 125         cap-sd-highspeed;
 126         cap-sdio-irq;
 127         disable-wp;
 128         mmc-pwrseq = <&sdio_pwrseq>;
 129         non-removable;
 130         num-slots = <1>;
 131         pinctrl-names = "default";
 132         pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk &sdio0_int>;
 133         vmmc-supply = <&vcc_io>;
 134         vqmmc-supply = <&vcc_18>;
 135         status = "okay";
 136 };
 137
 138 &sdmmc {
 139         bus-width = <4>;
 140         cap-mmc-highspeed;
 141         cap-sd-highspeed;
 142         card-detect-delay = <200>;
 143         disable-wp;     /* wp not hooked up */
 144         num-slots = <1>;
 145         pinctrl-names = "default";
 146         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
 147         vmmc-supply = <&vcc_sd>;
 148         vqmmc-supply = <&vccio_sd>;
 149         status = "okay";
 150 };
 151
 152 &gmac {
 153         status = "ok";
 154 };
 155
 156 &hdmi {
 157         ddc-i2c-bus = <&i2c5>;
 158         status = "okay";
 159 };
 160
 161 &i2c0 {
 162         hym8563: hym8563@51 {
 163                 compatible = "haoyu,hym8563";
 164                 reg = <0x51>;
 165                 #clock-cells = <0>;
 166                 clock-frequency = <32768>;
 167                 clock-output-names = "xin32k";
 168                 interrupt-parent = <&gpio0>;
 169                 interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
 170                 pinctrl-names = "default";
 171                 pinctrl-0 = <&pmic_int>;
 172
 173         };
 174 };
 175
 176 &i2c5 {
 177         status = "okay";
 178 };
 179
 180 &pinctrl {
 181         ir {
 182                 ir_int: ir-int {
 183                         rockchip,pins = <8 1 RK_FUNC_GPIO &pcfg_pull_up>;
 184                 };
 185         };
 186
 187         pmic {
 188                 pmic_int: pmic-int {
 189                         rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 190                 };
 191         };
 192
 193         usb {
 194                 host_vbus_drv: host-vbus-drv {
 195                         rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
 196                 };
 197         };
 198
 199         sdmmc {
 200                 sdmmc_pwr: sdmmc-pwr {
 201                         rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
 202                 };
 203         };
 204
 205         sdio {
 206                 wifi_enable: wifi-enable {
 207                         rockchip,pins = <4 28 RK_FUNC_GPIO &pcfg_pull_none>;
 208                 };
 209         };
 210 };
 211
 212 &spdif {
 213         status = "okay";
 214 };
 215
 216 &uart2 {
 217         status = "okay";
 218 };
 219
 220 &usbphy {
 221         status = "okay";
 222 };
 223
 224 &usb_host0_ehci {
 225         status = "okay";
 226 };