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&scpi_clocks { 141 status = "disabled"; 142}; 143 144&uart_AO { 145 status = "okay"; 146 pinctrl-0 = <&uart_ao_a_pins>; 147 pinctrl-names = "default"; 148}; 149 150ðmac { 151 status = "okay"; 152 pinctrl-0 = <ð_rgmii_pins>; 153 pinctrl-names = "default"; 154 phy-handle = <ð_phy0>; 155 phy-mode = "rgmii"; 156 157 snps,reset-gpio = <&gpio GPIOZ_14 0>; 158 snps,reset-delays-us = <0 10000 1000000>; 159 snps,reset-active-low; 160 161 amlogic,tx-delay-ns = <2>; 162 163 mdio { 164 compatible = "snps,dwmac-mdio"; 165 #address-cells = <1>; 166 #size-cells = <0>; 167 168 eth_phy0: ethernet-phy@0 { 169 reg = <0>; 170 eee-broken-1000t; 171 }; 172 }; 173}; 174 175&pinctrl_aobus { 176 gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En", 177 "USB HUB nRESET", "USB OTG Power En", 178 "J7 Header Pin2", "IR In", "J7 Header Pin4", 179 "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", 180 "HDMI CEC", "SYS LED"; 181}; 182 183&pinctrl_periphs { 184 gpio-line-names = /* Bank GPIOZ */ 185 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", 186 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", 187 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", 188 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", 189 "Eth PHY nRESET", "Eth PHY Intc", 190 /* Bank GPIOH */ 191 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "", 192 /* Bank BOOT */ 193 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", 194 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", 195 "eMMC Reset", "eMMC CMD", 196 "", "", "", "", "", "", "", 197 /* Bank CARD */ 198 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", 199 "SDCard D3", "SDCard D2", "SDCard Det", 200 /* Bank GPIODV */ 201 "", "", "", "", "", "", "", "", "", "", "", "", "", 202 "", "", "", "", "", "", "", "", "", "", "", 203 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", 204 "PWM D", "PWM B", 205 /* Bank GPIOY */ 206 "Revision Bit0", "Revision Bit1", "", 207 "J2 Header Pin35", "", "", "", "J2 Header Pin36", 208 "J2 Header Pin31", "", "", "", "TF VDD En", 209 "J2 Header Pin32", "J2 Header Pin26", "", "", 210 /* Bank GPIOX */ 211 "J2 Header Pin29", "J2 Header Pin24", 212 "J2 Header Pin23", "J2 Header Pin22", 213 "J2 Header Pin21", "J2 Header Pin18", 214 "J2 Header Pin33", "J2 Header Pin19", 215 "J2 Header Pin16", "J2 Header Pin15", 216 "J2 Header Pin12", "J2 Header Pin13", 217 "J2 Header Pin8", "J2 Header Pin10", 218 "", "", "", "", "", 219 "J2 Header Pin11", "", "J2 Header Pin7", 220 /* Bank GPIOCLK */ 221 "", "", "", "", 222 /* GPIO_TEST_N */ 223 ""; 224}; 225 226&ir { 227 status = "okay"; 228 pinctrl-0 = <&remote_input_ao_pins>; 229 pinctrl-names = "default"; 230}; 231 232&i2c_A { 233 status = "okay"; 234 pinctrl-0 = <&i2c_a_pins>; 235 pinctrl-names = "default"; 236}; 237 238&gpio_ao { 239 /* 240 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal 241 * to be turned high in order to be detected by the USB Controller 242 * This signal should be handled by a USB specific power sequence 243 * in order to reset the Hub when USB bus is powered down. 244 */ 245 usb-hub { 246 gpio-hog; 247 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>; 248 output-high; 249 line-name = "usb-hub-reset"; 250 }; 251}; 252 253&usb0_phy { 254 status = "okay"; 255 phy-supply = <&usb_otg_pwr>; 256}; 257 258&usb1_phy { 259 status = "okay"; 260}; 261 262&usb0 { 263 status = "okay"; 264}; 265 266&usb1 { 267 status = "okay"; 268}; 269 270&saradc { 271 status = "okay"; 272 vref-supply = <&vcc1v8>; 273}; 274 275/* SD */ 276&sd_emmc_b { 277 status = "okay"; 278 pinctrl-0 = <&sdcard_pins>; 279 pinctrl-names = "default"; 280 281 bus-width = <4>; 282 cap-sd-highspeed; 283 max-frequency = <100000000>; 284 disable-wp; 285 286 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; 287 cd-inverted; 288 289 vmmc-supply = <&tflash_vdd>; 290 vqmmc-supply = <&tf_io>; 291}; 292 293/* eMMC */ 294&sd_emmc_c { 295 status = "okay"; 296 pinctrl-0 = <&emmc_pins>; 297 pinctrl-names = "default"; 298 299 bus-width = <8>; 300 cap-sd-highspeed; 301 max-frequency = <200000000>; 302 non-removable; 303 disable-wp; 304 cap-mmc-highspeed; 305 mmc-ddr-1_8v; 306 mmc-hs200-1_8v; 307 308 mmc-pwrseq = <&emmc_pwrseq>; 309 vmmc-supply = <&vcc3v3>; 310 vqmmc-supply = <&vcc1v8>; 311}; 312