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         hdmi-connector {
 140                 compatible = "hdmi-connector";
 141                 type = "a";
 142
 143                 port {
 144                         hdmi_connector_in: endpoint {
 145                                 remote-endpoint = <&hdmi_tx_tmds_out>;
 146                         };
 147                 };
 148         };
 149 };
 150
 151 &cec_AO {
 152         status = "okay";
 153         pinctrl-0 = <&ao_cec_pins>;
 154         pinctrl-names = "default";
 155         hdmi-phandle = <&hdmi_tx>;
 156 };
 157
 158 &ethmac {
 159         status = "okay";
 160         pinctrl-0 = <&eth_rgmii_pins>;
 161         pinctrl-names = "default";
 162         phy-handle = <&eth_phy0>;
 163         phy-mode = "rgmii";
 164
 165         snps,reset-gpio = <&gpio GPIOZ_14 0>;
 166         snps,reset-delays-us = <0 10000 1000000>;
 167         snps,reset-active-low;
 168
 169         amlogic,tx-delay-ns = <2>;
 170
 171         mdio {
 172                 compatible = "snps,dwmac-mdio";
 173                 #address-cells = <1>;
 174                 #size-cells = <0>;
 175
 176                 eth_phy0: ethernet-phy@0 {
 177                         /* Realtek RTL8211F (0x001cc916) */
 178                         reg = <0>;
 179                         interrupt-parent = <&gpio_intc>;
 180                         /* MAC_INTR on GPIOZ_15 */
 181                         interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
 182                         eee-broken-1000t;
 183                 };
 184         };
 185 };
 186
 187 &gpio_ao {
 188         /*
 189          * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
 190          * to be turned high in order to be detected by the USB Controller
 191          * This signal should be handled by a USB specific power sequence
 192          * in order to reset the Hub when USB bus is powered down.
 193          */
 194         usb-hub {
 195                 gpio-hog;
 196                 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
 197                 output-high;
 198                 line-name = "usb-hub-reset";
 199         };
 200 };
 201
 202 &hdmi_tx {
 203         status = "okay";
 204         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 205         pinctrl-names = "default";
 206 };
 207
 208 &hdmi_tx_tmds_port {
 209         hdmi_tx_tmds_out: endpoint {
 210                 remote-endpoint = <&hdmi_connector_in>;
 211         };
 212 };
 213
 214 &i2c_A {
 215         status = "okay";
 216         pinctrl-0 = <&i2c_a_pins>;
 217         pinctrl-names = "default";
 218 };
 219
 220 &ir {
 221         status = "okay";
 222         pinctrl-0 = <&remote_input_ao_pins>;
 223         pinctrl-names = "default";
 224 };
 225
 226 &pinctrl_aobus {
 227         gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
 228                           "USB HUB nRESET", "USB OTG Power En",
 229                           "J7 Header Pin2", "IR In", "J7 Header Pin4",
 230                           "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
 231                           "HDMI CEC", "SYS LED",
 232                           /* GPIO_TEST_N */
 233                           "";
 234 };
 235
 236 &pinctrl_periphs {
 237         gpio-line-names = /* Bank GPIOZ */
 238                           "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
 239                           "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
 240                           "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
 241                           "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
 242                           "Eth PHY nRESET", "Eth PHY Intc",
 243                           /* Bank GPIOH */
 244                           "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
 245                           /* Bank BOOT */
 246                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
 247                           "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
 248                           "eMMC Reset", "eMMC CMD",
 249                           "", "", "", "", "", "", "",
 250                           /* Bank CARD */
 251                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 252                           "SDCard D3", "SDCard D2", "SDCard Det",
 253                           /* Bank GPIODV */
 254                           "", "", "", "", "", "", "", "", "", "", "", "", "",
 255                           "", "", "", "", "", "", "", "", "", "", "",
 256                           "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
 257                           "PWM D", "PWM B",
 258                           /* Bank GPIOY */
 259                           "Revision Bit0", "Revision Bit1", "",
 260                           "J2 Header Pin35", "", "", "", "J2 Header Pin36",
 261                           "J2 Header Pin31", "", "", "", "TF VDD En",
 262                           "J2 Header Pin32", "J2 Header Pin26", "", "",
 263                           /* Bank GPIOX */
 264                           "J2 Header Pin29", "J2 Header Pin24",
 265                           "J2 Header Pin23", "J2 Header Pin22",
 266                           "J2 Header Pin21", "J2 Header Pin18",
 267                           "J2 Header Pin33", "J2 Header Pin19",
 268                           "J2 Header Pin16", "J2 Header Pin15",
 269                           "J2 Header Pin12", "J2 Header Pin13",
 270                           "J2 Header Pin8", "J2 Header Pin10",
 271                           "", "", "", "", "",
 272                           "J2 Header Pin11", "", "J2 Header Pin7", "",
 273                           /* Bank GPIOCLK */
 274                           "", "", "", "";
 275 };
 276
 277 &saradc {
 278         status = "okay";
 279         vref-supply = <&vcc1v8>;
 280 };
 281
 282 &scpi_clocks {
 283         status = "disabled";
 284 };
 285
 286 /* SD */
 287 &sd_emmc_b {
 288         status = "okay";
 289         pinctrl-0 = <&sdcard_pins>;
 290         pinctrl-1 = <&sdcard_clk_gate_pins>;
 291         pinctrl-names = "default", "clk-gate";
 292
 293         bus-width = <4>;
 294         cap-sd-highspeed;
 295         max-frequency = <100000000>;
 296         disable-wp;
 297
 298         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 299         cd-inverted;
 300
 301         vmmc-supply = <&tflash_vdd>;
 302         vqmmc-supply = <&tf_io>;
 303 };
 304
 305 /* eMMC */
 306 &sd_emmc_c {
 307         status = "okay";
 308         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 309         pinctrl-1 = <&emmc_clk_gate_pins>;
 310         pinctrl-names = "default", "clk-gate";
 311
 312         bus-width = <8>;
 313         max-frequency = <200000000>;
 314         non-removable;
 315         disable-wp;
 316         cap-mmc-highspeed;
 317         mmc-ddr-1_8v;
 318         mmc-hs200-1_8v;
 319
 320         mmc-pwrseq = <&emmc_pwrseq>;
 321         vmmc-supply = <&vcc3v3>;
 322         vqmmc-supply = <&vcc1v8>;
 323 };
 324
 325 &uart_AO {
 326         status = "okay";
 327         pinctrl-0 = <&uart_ao_a_pins>;
 328         pinctrl-names = "default";
 329 };
 330
 331 &usb0_phy {
 332         status = "okay";
 333         phy-supply = <&usb_otg_pwr>;
 334 };
 335
 336 &usb1_phy {
 337         status = "okay";
 338         phy-supply = <&usb_otg_pwr>;
 339 };
 340
 341 &usb0 {
 342         status = "okay";
 343 };
 344
 345 &usb1 {
 346         status = "okay";
 347 };