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 led-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 hdmi_p5v0: regulator-hdmi_p5v0 { 70 compatible = "regulator-fixed"; 71 regulator-name = "HDMI_P5V0"; 72 regulator-min-microvolt = <5000000>; 73 regulator-max-microvolt = <5000000>; 74 /* AP2331SA-7 */ 75 vin-supply = <&p5v0>; 76 }; 77 78 tflash_vdd: regulator-tflash_vdd { 79 compatible = "regulator-fixed"; 80 81 regulator-name = "TFLASH_VDD"; 82 regulator-min-microvolt = <3300000>; 83 regulator-max-microvolt = <3300000>; 84 85 /* 86 * signal name from schematics: TFLASH_VDD_EN 87 */ 88 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>; 89 enable-active-high; 90 /* U16 RT9179GB */ 91 vin-supply = <&vddio_ao3v3>; 92 }; 93 94 tf_io: gpio-regulator-tf_io { 95 compatible = "regulator-gpio"; 96 97 regulator-name = "TF_IO"; 98 regulator-min-microvolt = <1800000>; 99 regulator-max-microvolt = <3300000>; 100 101 /* 102 * signal name from schematics: TF_3V3N_1V8_EN 103 */ 104 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>; 105 gpios-states = <0>; 106 107 states = <3300000 0>, 108 <1800000 1>; 109 /* U12/U13 RT9179GB */ 110 vin-supply = <&vddio_ao3v3>; 111 }; 112 113 vcc1v8: regulator-vcc1v8 { 114 compatible = "regulator-fixed"; 115 regulator-name = "VCC1V8"; 116 regulator-min-microvolt = <1800000>; 117 regulator-max-microvolt = <1800000>; 118 regulator-always-on; 119 /* U18 RT9179GB */ 120 vin-supply = <&vddio_ao3v3>; 121 }; 122 123 vcc3v3: regulator-vcc3v3 { 124 compatible = "regulator-fixed"; 125 regulator-name = "VCC3V3"; 126 regulator-min-microvolt = <3300000>; 127 regulator-max-microvolt = <3300000>; 128 }; 129 130 vddio_ao1v8: regulator-vddio-ao1v8 { 131 compatible = "regulator-fixed"; 132 regulator-name = "VDDIO_AO1V8"; 133 regulator-min-microvolt = <1800000>; 134 regulator-max-microvolt = <1800000>; 135 regulator-always-on; 136 /* U17 RT9179GB */ 137 vin-supply = <&p5v0>; 138 }; 139 140 vddio_ao3v3: regulator-vddio-ao3v3 { 141 compatible = "regulator-fixed"; 142 regulator-name = "VDDIO_AO3V3"; 143 regulator-min-microvolt = <3300000>; 144 regulator-max-microvolt = <3300000>; 145 regulator-always-on; 146 /* U11 MP2161GJ-C499 */ 147 vin-supply = <&p5v0>; 148 }; 149 150 ddr3_1v5: regulator-ddr3_1v5 { 151 compatible = "regulator-fixed"; 152 regulator-name = "DDR3_1V5"; 153 regulator-min-microvolt = <1500000>; 154 regulator-max-microvolt = <1500000>; 155 regulator-always-on; 156 /* U15 MP2161GJ-C499 */ 157 vin-supply = <&p5v0>; 158 }; 159 160 emmc_pwrseq: emmc-pwrseq { 161 compatible = "mmc-pwrseq-emmc"; 162 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; 163 }; 164 165 hdmi-connector { 166 compatible = "hdmi-connector"; 167 type = "a"; 168 169 port { 170 hdmi_connector_in: endpoint { 171 remote-endpoint = <&hdmi_tx_tmds_out>; 172 }; 173 }; 174 }; 175}; 176 177&cec_AO { 178 status = "okay"; 179 pinctrl-0 = <&ao_cec_pins>; 180 pinctrl-names = "default"; 181 hdmi-phandle = <&hdmi_tx>; 182}; 183 184ðmac { 185 status = "okay"; 186 pinctrl-0 = <ð_rgmii_pins>; 187 pinctrl-names = "default"; 188 phy-handle = <ð_phy0>; 189 phy-mode = "rgmii"; 190 191 amlogic,tx-delay-ns = <2>; 192 193 mdio { 194 compatible = "snps,dwmac-mdio"; 195 #address-cells = <1>; 196 #size-cells = <0>; 197 198 eth_phy0: ethernet-phy@0 { 199 /* Realtek RTL8211F (0x001cc916) */ 200 reg = <0>; 201 202 reset-assert-us = <10000>; 203 reset-deassert-us = <30000>; 204 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; 205 206 interrupt-parent = <&gpio_intc>; 207 /* MAC_INTR on GPIOZ_15 */ 208 interrupts = <29 IRQ_TYPE_LEVEL_LOW>; 209 }; 210 }; 211}; 212 213&gpio_ao { 214 /* 215 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal 216 * to be turned high in order to be detected by the USB Controller 217 * This signal should be handled by a USB specific power sequence 218 * in order to reset the Hub when USB bus is powered down. 219 */ 220 usb-hub { 221 gpio-hog; 222 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>; 223 output-high; 224 line-name = "usb-hub-reset"; 225 }; 226}; 227 228&hdmi_tx { 229 status = "okay"; 230 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; 231 pinctrl-names = "default"; 232 hdmi-supply = <&hdmi_p5v0>; 233}; 234 235&hdmi_tx_tmds_port { 236 hdmi_tx_tmds_out: endpoint { 237 remote-endpoint = <&hdmi_connector_in>; 238 }; 239}; 240 241&i2c_A { 242 status = "okay"; 243 pinctrl-0 = <&i2c_a_pins>; 244 pinctrl-names = "default"; 245}; 246 247&ir { 248 status = "okay"; 249 pinctrl-0 = <&remote_input_ao_pins>; 250 pinctrl-names = "default"; 251 linux,rc-map-name = "rc-odroid"; 252}; 253 254&gpio_ao { 255 gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En", 256 "USB HUB nRESET", "USB OTG Power En", 257 "J7 Header Pin2", "IR In", "J7 Header Pin4", 258 "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", 259 "HDMI CEC", "SYS LED", 260 /* GPIO_TEST_N */ 261 ""; 262}; 263 264&gpio { 265 gpio-line-names = /* Bank GPIOZ */ 266 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", 267 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", 268 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", 269 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", 270 "Eth PHY nRESET", "Eth PHY Intc", 271 /* Bank GPIOH */ 272 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "", 273 /* Bank BOOT */ 274 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", 275 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", 276 "eMMC Reset", "eMMC CMD", 277 "", "", "", "", "", "", "", 278 /* Bank CARD */ 279 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", 280 "SDCard D3", "SDCard D2", "SDCard Det", 281 /* Bank GPIODV */ 282 "", "", "", "", "", "", "", "", "", "", "", "", "", 283 "", "", "", "", "", "", "", "", "", "", "", 284 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", 285 "PWM D", "PWM B", 286 /* Bank GPIOY */ 287 "Revision Bit0", "Revision Bit1", "", 288 "J2 Header Pin35", "", "", "", "J2 Header Pin36", 289 "J2 Header Pin31", "", "", "", "TF VDD En", 290 "J2 Header Pin32", "J2 Header Pin26", "", "", 291 /* Bank GPIOX */ 292 "J2 Header Pin29", "J2 Header Pin24", 293 "J2 Header Pin23", "J2 Header Pin22", 294 "J2 Header Pin21", "J2 Header Pin18", 295 "J2 Header Pin33", "J2 Header Pin19", 296 "J2 Header Pin16", "J2 Header Pin15", 297 "J2 Header Pin12", "J2 Header Pin13", 298 "J2 Header Pin8", "J2 Header Pin10", 299 "", "", "", "", "", 300 "J2 Header Pin11", "", "J2 Header Pin7", "", 301 /* Bank GPIOCLK */ 302 "", "", "", ""; 303}; 304 305&saradc { 306 status = "okay"; 307 vref-supply = <&vcc1v8>; 308}; 309 310&scpi_clocks { 311 status = "disabled"; 312}; 313 314/* SD */ 315&sd_emmc_b { 316 status = "okay"; 317 pinctrl-0 = <&sdcard_pins>; 318 pinctrl-1 = <&sdcard_clk_gate_pins>; 319 pinctrl-names = "default", "clk-gate"; 320 321 bus-width = <4>; 322 cap-sd-highspeed; 323 sd-uhs-sdr12; 324 sd-uhs-sdr25; 325 sd-uhs-sdr50; 326 sd-uhs-ddr50; 327 max-frequency = <100000000>; 328 disable-wp; 329 330 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; 331 332 vmmc-supply = <&tflash_vdd>; 333 vqmmc-supply = <&tf_io>; 334}; 335 336/* eMMC */ 337&sd_emmc_c { 338 status = "okay"; 339 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; 340 pinctrl-1 = <&emmc_clk_gate_pins>; 341 pinctrl-names = "default", "clk-gate"; 342 343 bus-width = <8>; 344 max-frequency = <200000000>; 345 non-removable; 346 disable-wp; 347 cap-mmc-highspeed; 348 mmc-ddr-1_8v; 349 mmc-hs200-1_8v; 350 351 mmc-pwrseq = <&emmc_pwrseq>; 352 vmmc-supply = <&vcc3v3>; 353 vqmmc-supply = <&vcc1v8>; 354}; 355 356&uart_AO { 357 status = "okay"; 358 pinctrl-0 = <&uart_ao_a_pins>; 359 pinctrl-names = "default"; 360}; 361 362&usb0_phy { 363 status = "disabled"; 364 phy-supply = <&usb_otg_pwr>; 365}; 366 367&usb1_phy { 368 status = "okay"; 369 phy-supply = <&usb_otg_pwr>; 370}; 371 372&usb0 { 373 status = "disabled"; 374}; 375 376&usb1 { 377 status = "okay"; 378}; 379