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                         interrupt-parent = <&gpio_intc>;
 161                         interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
 162                         eee-broken-1000t;
 163                 };
 164         };
 165 };
 166
 167 &gpio_ao {
 168         /*
 169          * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
 170          * to be turned high in order to be detected by the USB Controller
 171          * This signal should be handled by a USB specific power sequence
 172          * in order to reset the Hub when USB bus is powered down.
 173          */
 174         usb-hub {
 175                 gpio-hog;
 176                 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
 177                 output-high;
 178                 line-name = "usb-hub-reset";
 179         };
 180 };
 181
 182 &i2c_A {
 183         status = "okay";
 184         pinctrl-0 = <&i2c_a_pins>;
 185         pinctrl-names = "default";
 186 };
 187
 188 &ir {
 189         status = "okay";
 190         pinctrl-0 = <&remote_input_ao_pins>;
 191         pinctrl-names = "default";
 192 };
 193
 194 &pinctrl_aobus {
 195         gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
 196                           "USB HUB nRESET", "USB OTG Power En",
 197                           "J7 Header Pin2", "IR In", "J7 Header Pin4",
 198                           "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
 199                           "HDMI CEC", "SYS LED",
 200                           /* GPIO_TEST_N */
 201                           "";
 202 };
 203
 204 &pinctrl_periphs {
 205         gpio-line-names = /* Bank GPIOZ */
 206                           "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
 207                           "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
 208                           "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
 209                           "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
 210                           "Eth PHY nRESET", "Eth PHY Intc",
 211                           /* Bank GPIOH */
 212                           "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
 213                           /* Bank BOOT */
 214                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
 215                           "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
 216                           "eMMC Reset", "eMMC CMD",
 217                           "", "", "", "", "", "", "",
 218                           /* Bank CARD */
 219                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 220                           "SDCard D3", "SDCard D2", "SDCard Det",
 221                           /* Bank GPIODV */
 222                           "", "", "", "", "", "", "", "", "", "", "", "", "",
 223                           "", "", "", "", "", "", "", "", "", "", "",
 224                           "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
 225                           "PWM D", "PWM B",
 226                           /* Bank GPIOY */
 227                           "Revision Bit0", "Revision Bit1", "",
 228                           "J2 Header Pin35", "", "", "", "J2 Header Pin36",
 229                           "J2 Header Pin31", "", "", "", "TF VDD En",
 230                           "J2 Header Pin32", "J2 Header Pin26", "", "",
 231                           /* Bank GPIOX */
 232                           "J2 Header Pin29", "J2 Header Pin24",
 233                           "J2 Header Pin23", "J2 Header Pin22",
 234                           "J2 Header Pin21", "J2 Header Pin18",
 235                           "J2 Header Pin33", "J2 Header Pin19",
 236                           "J2 Header Pin16", "J2 Header Pin15",
 237                           "J2 Header Pin12", "J2 Header Pin13",
 238                           "J2 Header Pin8", "J2 Header Pin10",
 239                           "", "", "", "", "",
 240                           "J2 Header Pin11", "", "J2 Header Pin7", "",
 241                           /* Bank GPIOCLK */
 242                           "", "", "", "";
 243 };
 244
 245 &saradc {
 246         status = "okay";
 247         vref-supply = <&vcc1v8>;
 248 };
 249
 250 &scpi_clocks {
 251         status = "disabled";
 252 };
 253
 254 /* SD */
 255 &sd_emmc_b {
 256         status = "okay";
 257         pinctrl-0 = <&sdcard_pins>;
 258         pinctrl-1 = <&sdcard_clk_gate_pins>;
 259         pinctrl-names = "default", "clk-gate";
 260
 261         bus-width = <4>;
 262         cap-sd-highspeed;
 263         max-frequency = <100000000>;
 264         disable-wp;
 265
 266         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 267         cd-inverted;
 268
 269         vmmc-supply = <&tflash_vdd>;
 270         vqmmc-supply = <&tf_io>;
 271 };
 272
 273 /* eMMC */
 274 &sd_emmc_c {
 275         status = "okay";
 276         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 277         pinctrl-1 = <&emmc_clk_gate_pins>;
 278         pinctrl-names = "default", "clk-gate";
 279
 280         bus-width = <8>;
 281         max-frequency = <200000000>;
 282         non-removable;
 283         disable-wp;
 284         cap-mmc-highspeed;
 285         mmc-ddr-1_8v;
 286         mmc-hs200-1_8v;
 287
 288         mmc-pwrseq = <&emmc_pwrseq>;
 289         vmmc-supply = <&vcc3v3>;
 290         vqmmc-supply = <&vcc1v8>;
 291 };
 292
 293 &uart_AO {
 294         status = "okay";
 295         pinctrl-0 = <&uart_ao_a_pins>;
 296         pinctrl-names = "default";
 297 };
 298
 299 &usb0_phy {
 300         status = "okay";
 301         phy-supply = <&usb_otg_pwr>;
 302 };
 303
 304 &usb1_phy {
 305         status = "okay";
 306         phy-supply = <&usb_otg_pwr>;
 307 };
 308
 309 &usb0 {
 310         status = "okay";
 311 };
 312
 313 &usb1 {
 314         status = "okay";
 315 };