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 140ðmac { 141 status = "okay"; 142 pinctrl-0 = <ð_rgmii_pins>; 143 pinctrl-names = "default"; 144 phy-handle = <ð_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}; 313