arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts

   1 /*
   2  * Copyright (c) 2016 Andreas Färber
   3  * Copyright (c) 2016 BayLibre, Inc.
   4  * Author: Kevin Hilman <khilman@kernel.org>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This library is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This library is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /dts-v1/;
  46
  47 #include "meson-gxbb.dtsi"
  48 #include <dt-bindings/gpio/gpio.h>
  49
  50 / {
  51         compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb";
  52         model = "Hardkernel ODROID-C2";
  53
  54         aliases {
  55                 serial0 = &uart_AO;
  56         };
  57
  58         chosen {
  59                 stdout-path = "serial0:115200n8";
  60         };
  61
  62         memory@0 {
  63                 device_type = "memory";
  64                 reg = <0x0 0x0 0x0 0x80000000>;
  65         };
  66
  67         usb_otg_pwr: regulator-usb-pwrs {
  68                 compatible = "regulator-fixed";
  69
  70                 regulator-name = "USB_OTG_PWR";
  71
  72                 regulator-min-microvolt = <5000000>;
  73                 regulator-max-microvolt = <5000000>;
  74
  75                 gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
  76                 enable-active-high;
  77         };
  78
  79         leds {
  80                 compatible = "gpio-leds";
  81                 blue {
  82                         label = "c2:blue:alive";
  83                         gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
  84                         linux,default-trigger = "heartbeat";
  85                         default-state = "off";
  86                 };
  87         };
  88
  89         tflash_vdd: regulator-tflash_vdd {
  90                 /*
  91                  * signal name from schematics: TFLASH_VDD_EN
  92                  */
  93                 compatible = "regulator-fixed";
  94
  95                 regulator-name = "TFLASH_VDD";
  96                 regulator-min-microvolt = <3300000>;
  97                 regulator-max-microvolt = <3300000>;
  98
  99                 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
 100                 enable-active-high;
 101         };
 102
 103         tf_io: gpio-regulator-tf_io {
 104                 compatible = "regulator-gpio";
 105
 106                 regulator-name = "TF_IO";
 107                 regulator-min-microvolt = <1800000>;
 108                 regulator-max-microvolt = <3300000>;
 109
 110                 /*
 111                  * signal name from schematics: TF_3V3N_1V8_EN
 112                  */
 113                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
 114                 gpios-states = <0>;
 115
 116                 states = <3300000 0
 117                           1800000 1>;
 118         };
 119
 120         vcc1v8: regulator-vcc1v8 {
 121                 compatible = "regulator-fixed";
 122                 regulator-name = "VCC1V8";
 123                 regulator-min-microvolt = <1800000>;
 124                 regulator-max-microvolt = <1800000>;
 125         };
 126
 127         vcc3v3: regulator-vcc3v3 {
 128                 compatible = "regulator-fixed";
 129                 regulator-name = "VCC3V3";
 130                 regulator-min-microvolt = <3300000>;
 131                 regulator-max-microvolt = <3300000>;
 132         };
 133
 134         emmc_pwrseq: emmc-pwrseq {
 135                 compatible = "mmc-pwrseq-emmc";
 136                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
 137         };
 138 };
 139
 140 &ethmac {
 141         status = "okay";
 142         pinctrl-0 = <&eth_rgmii_pins>;
 143         pinctrl-names = "default";
 144         phy-handle = <&eth_phy0>;
 145         phy-mode = "rgmii";
 146
 147         snps,reset-gpio = <&gpio GPIOZ_14 0>;
 148         snps,reset-delays-us = <0 10000 1000000>;
 149         snps,reset-active-low;
 150
 151         amlogic,tx-delay-ns = <2>;
 152
 153         mdio {
 154                 compatible = "snps,dwmac-mdio";
 155                 #address-cells = <1>;
 156                 #size-cells = <0>;
 157
 158                 eth_phy0: ethernet-phy@0 {
 159                         reg = <0>;
 160                         eee-broken-1000t;
 161                 };
 162         };
 163 };
 164
 165 &gpio_ao {
 166         /*
 167          * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
 168          * to be turned high in order to be detected by the USB Controller
 169          * This signal should be handled by a USB specific power sequence
 170          * in order to reset the Hub when USB bus is powered down.
 171          */
 172         usb-hub {
 173                 gpio-hog;
 174                 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
 175                 output-high;
 176                 line-name = "usb-hub-reset";
 177         };
 178 };
 179
 180 &i2c_A {
 181         status = "okay";
 182         pinctrl-0 = <&i2c_a_pins>;
 183         pinctrl-names = "default";
 184 };
 185
 186 &ir {
 187         status = "okay";
 188         pinctrl-0 = <&remote_input_ao_pins>;
 189         pinctrl-names = "default";
 190 };
 191
 192 &pinctrl_aobus {
 193         gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
 194                           "USB HUB nRESET", "USB OTG Power En",
 195                           "J7 Header Pin2", "IR In", "J7 Header Pin4",
 196                           "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
 197                           "HDMI CEC", "SYS LED";
 198 };
 199
 200 &pinctrl_periphs {
 201         gpio-line-names = /* Bank GPIOZ */
 202                           "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
 203                           "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
 204                           "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
 205                           "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
 206                           "Eth PHY nRESET", "Eth PHY Intc",
 207                           /* Bank GPIOH */
 208                           "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
 209                           /* Bank BOOT */
 210                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
 211                           "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
 212                           "eMMC Reset", "eMMC CMD",
 213                           "", "", "", "", "", "", "",
 214                           /* Bank CARD */
 215                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 216                           "SDCard D3", "SDCard D2", "SDCard Det",
 217                           /* Bank GPIODV */
 218                           "", "", "", "", "", "", "", "", "", "", "", "", "",
 219                           "", "", "", "", "", "", "", "", "", "", "",
 220                           "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
 221                           "PWM D", "PWM B",
 222                           /* Bank GPIOY */
 223                           "Revision Bit0", "Revision Bit1", "",
 224                           "J2 Header Pin35", "", "", "", "J2 Header Pin36",
 225                           "J2 Header Pin31", "", "", "", "TF VDD En",
 226                           "J2 Header Pin32", "J2 Header Pin26", "", "",
 227                           /* Bank GPIOX */
 228                           "J2 Header Pin29", "J2 Header Pin24",
 229                           "J2 Header Pin23", "J2 Header Pin22",
 230                           "J2 Header Pin21", "J2 Header Pin18",
 231                           "J2 Header Pin33", "J2 Header Pin19",
 232                           "J2 Header Pin16", "J2 Header Pin15",
 233                           "J2 Header Pin12", "J2 Header Pin13",
 234                           "J2 Header Pin8", "J2 Header Pin10",
 235                           "", "", "", "", "",
 236                           "J2 Header Pin11", "", "J2 Header Pin7",
 237                           /* Bank GPIOCLK */
 238                           "", "", "", "",
 239                           /* GPIO_TEST_N */
 240                           "";
 241 };
 242
 243 &saradc {
 244         status = "okay";
 245         vref-supply = <&vcc1v8>;
 246 };
 247
 248 &scpi_clocks {
 249         status = "disabled";
 250 };
 251
 252 /* SD */
 253 &sd_emmc_b {
 254         status = "okay";
 255         pinctrl-0 = <&sdcard_pins>;
 256         pinctrl-1 = <&sdcard_clk_gate_pins>;
 257         pinctrl-names = "default", "clk-gate";
 258
 259         bus-width = <4>;
 260         cap-sd-highspeed;
 261         max-frequency = <100000000>;
 262         disable-wp;
 263
 264         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 265         cd-inverted;
 266
 267         vmmc-supply = <&tflash_vdd>;
 268         vqmmc-supply = <&tf_io>;
 269 };
 270
 271 /* eMMC */
 272 &sd_emmc_c {
 273         status = "okay";
 274         pinctrl-0 = <&emmc_pins>;
 275         pinctrl-1 = <&emmc_clk_gate_pins>;
 276         pinctrl-names = "default", "clk-gate";
 277
 278         bus-width = <8>;
 279         max-frequency = <200000000>;
 280         non-removable;
 281         disable-wp;
 282         cap-mmc-highspeed;
 283         mmc-ddr-1_8v;
 284         mmc-hs200-1_8v;
 285
 286         mmc-pwrseq = <&emmc_pwrseq>;
 287         vmmc-supply = <&vcc3v3>;
 288         vqmmc-supply = <&vcc1v8>;
 289 };
 290
 291 &uart_AO {
 292         status = "okay";
 293         pinctrl-0 = <&uart_ao_a_pins>;
 294         pinctrl-names = "default";
 295 };
 296
 297 &usb0_phy {
 298         status = "okay";
 299         phy-supply = <&usb_otg_pwr>;
 300 };
 301
 302 &usb1_phy {
 303         status = "okay";
 304 };
 305
 306 &usb0 {
 307         status = "okay";
 308 };
 309
 310 &usb1 {
 311         status = "okay";
 312 };