1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2016 Andreas Färber 4 * Copyright (c) 2016 BayLibre, Inc. 5 * Author: Kevin Hilman <khilman@kernel.org> 6 */ 7 8/dts-v1/; 9 10#include "meson-gxbb.dtsi" 11#include <dt-bindings/gpio/gpio.h> 12 13/ { 14 compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb"; 15 model = "Hardkernel ODROID-C2"; 16 17 aliases { 18 serial0 = &uart_AO; 19 ethernet0 = ðmac; 20 }; 21 22 chosen { 23 stdout-path = "serial0:115200n8"; 24 }; 25 26 memory@0 { 27 device_type = "memory"; 28 reg = <0x0 0x0 0x0 0x80000000>; 29 }; 30 31 usb_otg_pwr: regulator-usb-pwrs { 32 compatible = "regulator-fixed"; 33 34 regulator-name = "USB_OTG_PWR"; 35 36 regulator-min-microvolt = <5000000>; 37 regulator-max-microvolt = <5000000>; 38 39 /* 40 * signal name from schematics: PWREN 41 */ 42 gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; 43 enable-active-high; 44 /* 45 * signal name from schematics: USB_POWER 46 */ 47 vin-supply = <&p5v0>; 48 }; 49 50 leds { 51 compatible = "gpio-leds"; 52 blue { 53 label = "c2:blue:alive"; 54 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>; 55 linux,default-trigger = "heartbeat"; 56 default-state = "off"; 57 }; 58 }; 59 60 p5v0: regulator-p5v0 { 61 compatible = "regulator-fixed"; 62 63 regulator-name = "P5V0"; 64 regulator-min-microvolt = <5000000>; 65 regulator-max-microvolt = <5000000>; 66 regulator-always-on; 67 }; 68 69 tflash_vdd: regulator-tflash_vdd { 70 /* 71 * signal name from schematics: TFLASH_VDD_EN 72 */ 73 compatible = "regulator-fixed"; 74 75 regulator-name = "TFLASH_VDD"; 76 regulator-min-microvolt = <3300000>; 77 regulator-max-microvolt = <3300000>; 78 79 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>; 80 enable-active-high; 81 }; 82 83 tf_io: gpio-regulator-tf_io { 84 compatible = "regulator-gpio"; 85 86 regulator-name = "TF_IO"; 87 regulator-min-microvolt = <1800000>; 88 regulator-max-microvolt = <3300000>; 89 90 /* 91 * signal name from schematics: TF_3V3N_1V8_EN 92 */ 93 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>; 94 gpios-states = <0>; 95 96 states = <3300000 0>, 97 <1800000 1>; 98 }; 99 100 vcc1v8: regulator-vcc1v8 { 101 compatible = "regulator-fixed"; 102 regulator-name = "VCC1V8"; 103 regulator-min-microvolt = <1800000>; 104 regulator-max-microvolt = <1800000>; 105 }; 106 107 vcc3v3: regulator-vcc3v3 { 108 compatible = "regulator-fixed"; 109 regulator-name = "VCC3V3"; 110 regulator-min-microvolt = <3300000>; 111 regulator-max-microvolt = <3300000>; 112 }; 113 114 emmc_pwrseq: emmc-pwrseq { 115 compatible = "mmc-pwrseq-emmc"; 116 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; 117 }; 118 119 hdmi-connector { 120 compatible = "hdmi-connector"; 121 type = "a"; 122 123 port { 124 hdmi_connector_in: endpoint { 125 remote-endpoint = <&hdmi_tx_tmds_out>; 126 }; 127 }; 128 }; 129}; 130 131&cec_AO { 132 status = "okay"; 133 pinctrl-0 = <&ao_cec_pins>; 134 pinctrl-names = "default"; 135 hdmi-phandle = <&hdmi_tx>; 136}; 137 138ðmac { 139 status = "okay"; 140 pinctrl-0 = <ð_rgmii_pins>; 141 pinctrl-names = "default"; 142 phy-handle = <ð_phy0>; 143 phy-mode = "rgmii"; 144 145 amlogic,tx-delay-ns = <2>; 146 147 mdio { 148 compatible = "snps,dwmac-mdio"; 149 #address-cells = <1>; 150 #size-cells = <0>; 151 152 eth_phy0: ethernet-phy@0 { 153 /* Realtek RTL8211F (0x001cc916) */ 154 reg = <0>; 155 156 reset-assert-us = <10000>; 157 reset-deassert-us = <30000>; 158 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; 159 160 interrupt-parent = <&gpio_intc>; 161 /* MAC_INTR on GPIOZ_15 */ 162 interrupts = <29 IRQ_TYPE_LEVEL_LOW>; 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&hdmi_tx { 183 status = "okay"; 184 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; 185 pinctrl-names = "default"; 186}; 187 188&hdmi_tx_tmds_port { 189 hdmi_tx_tmds_out: endpoint { 190 remote-endpoint = <&hdmi_connector_in>; 191 }; 192}; 193 194&i2c_A { 195 status = "okay"; 196 pinctrl-0 = <&i2c_a_pins>; 197 pinctrl-names = "default"; 198}; 199 200&ir { 201 status = "okay"; 202 pinctrl-0 = <&remote_input_ao_pins>; 203 pinctrl-names = "default"; 204}; 205 206&gpio_ao { 207 gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En", 208 "USB HUB nRESET", "USB OTG Power En", 209 "J7 Header Pin2", "IR In", "J7 Header Pin4", 210 "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", 211 "HDMI CEC", "SYS LED", 212 /* GPIO_TEST_N */ 213 ""; 214}; 215 216&gpio { 217 gpio-line-names = /* Bank GPIOZ */ 218 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", 219 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", 220 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", 221 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", 222 "Eth PHY nRESET", "Eth PHY Intc", 223 /* Bank GPIOH */ 224 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "", 225 /* Bank BOOT */ 226 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", 227 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", 228 "eMMC Reset", "eMMC CMD", 229 "", "", "", "", "", "", "", 230 /* Bank CARD */ 231 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", 232 "SDCard D3", "SDCard D2", "SDCard Det", 233 /* Bank GPIODV */ 234 "", "", "", "", "", "", "", "", "", "", "", "", "", 235 "", "", "", "", "", "", "", "", "", "", "", 236 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", 237 "PWM D", "PWM B", 238 /* Bank GPIOY */ 239 "Revision Bit0", "Revision Bit1", "", 240 "J2 Header Pin35", "", "", "", "J2 Header Pin36", 241 "J2 Header Pin31", "", "", "", "TF VDD En", 242 "J2 Header Pin32", "J2 Header Pin26", "", "", 243 /* Bank GPIOX */ 244 "J2 Header Pin29", "J2 Header Pin24", 245 "J2 Header Pin23", "J2 Header Pin22", 246 "J2 Header Pin21", "J2 Header Pin18", 247 "J2 Header Pin33", "J2 Header Pin19", 248 "J2 Header Pin16", "J2 Header Pin15", 249 "J2 Header Pin12", "J2 Header Pin13", 250 "J2 Header Pin8", "J2 Header Pin10", 251 "", "", "", "", "", 252 "J2 Header Pin11", "", "J2 Header Pin7", "", 253 /* Bank GPIOCLK */ 254 "", "", "", ""; 255}; 256 257&saradc { 258 status = "okay"; 259 vref-supply = <&vcc1v8>; 260}; 261 262&scpi_clocks { 263 status = "disabled"; 264}; 265 266/* SD */ 267&sd_emmc_b { 268 status = "okay"; 269 pinctrl-0 = <&sdcard_pins>; 270 pinctrl-1 = <&sdcard_clk_gate_pins>; 271 pinctrl-names = "default", "clk-gate"; 272 273 bus-width = <4>; 274 cap-sd-highspeed; 275 sd-uhs-sdr12; 276 sd-uhs-sdr25; 277 sd-uhs-sdr50; 278 sd-uhs-ddr50; 279 max-frequency = <100000000>; 280 disable-wp; 281 282 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; 283 284 vmmc-supply = <&tflash_vdd>; 285 vqmmc-supply = <&tf_io>; 286}; 287 288/* eMMC */ 289&sd_emmc_c { 290 status = "okay"; 291 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; 292 pinctrl-1 = <&emmc_clk_gate_pins>; 293 pinctrl-names = "default", "clk-gate"; 294 295 bus-width = <8>; 296 max-frequency = <200000000>; 297 non-removable; 298 disable-wp; 299 cap-mmc-highspeed; 300 mmc-ddr-1_8v; 301 mmc-hs200-1_8v; 302 303 mmc-pwrseq = <&emmc_pwrseq>; 304 vmmc-supply = <&vcc3v3>; 305 vqmmc-supply = <&vcc1v8>; 306}; 307 308&uart_AO { 309 status = "okay"; 310 pinctrl-0 = <&uart_ao_a_pins>; 311 pinctrl-names = "default"; 312}; 313 314&usb0_phy { 315 status = "disabled"; 316 phy-supply = <&usb_otg_pwr>; 317}; 318 319&usb1_phy { 320 status = "okay"; 321 phy-supply = <&usb_otg_pwr>; 322}; 323 324&usb0 { 325 status = "disabled"; 326}; 327 328&usb1 { 329 status = "okay"; 330}; 331