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