1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2019 BayLibre, SAS 4 * Author: Neil Armstrong <narmstrong@baylibre.com> 5 */ 6 7/dts-v1/; 8 9#include "meson-g12b.dtsi" 10#include <dt-bindings/input/input.h> 11#include <dt-bindings/gpio/meson-g12a-gpio.h> 12#include <dt-bindings/sound/meson-g12a-tohdmitx.h> 13 14/ { 15 compatible = "hardkernel,odroid-n2", "amlogic,g12b"; 16 model = "Hardkernel ODROID-N2"; 17 18 aliases { 19 serial0 = &uart_AO; 20 ethernet0 = ðmac; 21 }; 22 23 chosen { 24 stdout-path = "serial0:115200n8"; 25 }; 26 27 memory@0 { 28 device_type = "memory"; 29 reg = <0x0 0x0 0x0 0x40000000>; 30 }; 31 32 emmc_pwrseq: emmc-pwrseq { 33 compatible = "mmc-pwrseq-emmc"; 34 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 35 }; 36 37 leds { 38 compatible = "gpio-leds"; 39 40 blue { 41 label = "n2:blue"; 42 gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>; 43 linux,default-trigger = "heartbeat"; 44 }; 45 }; 46 47 tflash_vdd: regulator-tflash_vdd { 48 compatible = "regulator-fixed"; 49 50 regulator-name = "TFLASH_VDD"; 51 regulator-min-microvolt = <3300000>; 52 regulator-max-microvolt = <3300000>; 53 54 gpio = <&gpio_ao GPIOAO_8 GPIO_ACTIVE_HIGH>; 55 enable-active-high; 56 regulator-always-on; 57 }; 58 59 tf_io: gpio-regulator-tf_io { 60 compatible = "regulator-gpio"; 61 62 regulator-name = "TF_IO"; 63 regulator-min-microvolt = <1800000>; 64 regulator-max-microvolt = <3300000>; 65 66 gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>; 67 gpios-states = <0>; 68 69 states = <3300000 0 70 1800000 1>; 71 }; 72 73 flash_1v8: regulator-flash_1v8 { 74 compatible = "regulator-fixed"; 75 regulator-name = "FLASH_1V8"; 76 regulator-min-microvolt = <1800000>; 77 regulator-max-microvolt = <1800000>; 78 vin-supply = <&vcc_3v3>; 79 regulator-always-on; 80 }; 81 82 main_12v: regulator-main_12v { 83 compatible = "regulator-fixed"; 84 regulator-name = "12V"; 85 regulator-min-microvolt = <12000000>; 86 regulator-max-microvolt = <12000000>; 87 regulator-always-on; 88 }; 89 90 vcc_5v: regulator-vcc_5v { 91 compatible = "regulator-fixed"; 92 regulator-name = "5V"; 93 regulator-min-microvolt = <5000000>; 94 regulator-max-microvolt = <5000000>; 95 regulator-always-on; 96 vin-supply = <&main_12v>; 97 }; 98 99 vcc_1v8: regulator-vcc_1v8 { 100 compatible = "regulator-fixed"; 101 regulator-name = "VCC_1V8"; 102 regulator-min-microvolt = <1800000>; 103 regulator-max-microvolt = <1800000>; 104 vin-supply = <&vcc_3v3>; 105 regulator-always-on; 106 }; 107 108 vcc_3v3: regulator-vcc_3v3 { 109 compatible = "regulator-fixed"; 110 regulator-name = "VCC_3V3"; 111 regulator-min-microvolt = <3300000>; 112 regulator-max-microvolt = <3300000>; 113 vin-supply = <&vddao_3v3>; 114 regulator-always-on; 115 /* FIXME: actually controlled by VDDCPU_B_EN */ 116 }; 117 118 hub_5v: regulator-hub_5v { 119 compatible = "regulator-fixed"; 120 regulator-name = "HUB_5V"; 121 regulator-min-microvolt = <5000000>; 122 regulator-max-microvolt = <5000000>; 123 vin-supply = <&vcc_5v>; 124 125 /* Connected to the Hub CHIPENABLE, LOW sets low power state */ 126 gpio = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>; 127 enable-active-high; 128 }; 129 130 usb_pwr_en: regulator-usb_pwr_en { 131 compatible = "regulator-fixed"; 132 regulator-name = "USB_PWR_EN"; 133 regulator-min-microvolt = <5000000>; 134 regulator-max-microvolt = <5000000>; 135 vin-supply = <&vcc_5v>; 136 137 /* Connected to the microUSB port power enable */ 138 gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>; 139 enable-active-high; 140 }; 141 142 vddao_1v8: regulator-vddao_1v8 { 143 compatible = "regulator-fixed"; 144 regulator-name = "VDDAO_1V8"; 145 regulator-min-microvolt = <1800000>; 146 regulator-max-microvolt = <1800000>; 147 vin-supply = <&vddao_3v3>; 148 regulator-always-on; 149 }; 150 151 vddao_3v3: regulator-vddao_3v3 { 152 compatible = "regulator-fixed"; 153 regulator-name = "VDDAO_3V3"; 154 regulator-min-microvolt = <3300000>; 155 regulator-max-microvolt = <3300000>; 156 vin-supply = <&main_12v>; 157 regulator-always-on; 158 }; 159 160 hdmi-connector { 161 compatible = "hdmi-connector"; 162 type = "a"; 163 164 port { 165 hdmi_connector_in: endpoint { 166 remote-endpoint = <&hdmi_tx_tmds_out>; 167 }; 168 }; 169 }; 170 171 sound { 172 compatible = "amlogic,axg-sound-card"; 173 model = "G12A-ODROIDN2"; 174 audio-aux-devs = <&tdmout_b>; 175 audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", 176 "TDMOUT_B IN 1", "FRDDR_B OUT 1", 177 "TDMOUT_B IN 2", "FRDDR_C OUT 1", 178 "TDM_B Playback", "TDMOUT_B OUT"; 179 180 assigned-clocks = <&clkc CLKID_MPLL2>, 181 <&clkc CLKID_MPLL0>, 182 <&clkc CLKID_MPLL1>; 183 assigned-clock-parents = <0>, <0>, <0>; 184 assigned-clock-rates = <294912000>, 185 <270950400>, 186 <393216000>; 187 status = "okay"; 188 189 dai-link-0 { 190 sound-dai = <&frddr_a>; 191 }; 192 193 dai-link-1 { 194 sound-dai = <&frddr_b>; 195 }; 196 197 dai-link-2 { 198 sound-dai = <&frddr_c>; 199 }; 200 201 /* 8ch hdmi interface */ 202 dai-link-3 { 203 sound-dai = <&tdmif_b>; 204 dai-format = "i2s"; 205 dai-tdm-slot-tx-mask-0 = <1 1>; 206 dai-tdm-slot-tx-mask-1 = <1 1>; 207 dai-tdm-slot-tx-mask-2 = <1 1>; 208 dai-tdm-slot-tx-mask-3 = <1 1>; 209 mclk-fs = <256>; 210 211 codec { 212 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; 213 }; 214 }; 215 216 /* hdmi glue */ 217 dai-link-4 { 218 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; 219 220 codec { 221 sound-dai = <&hdmi_tx>; 222 }; 223 }; 224 }; 225}; 226 227&arb { 228 status = "okay"; 229}; 230 231&cec_AO { 232 pinctrl-0 = <&cec_ao_a_h_pins>; 233 pinctrl-names = "default"; 234 status = "disabled"; 235 hdmi-phandle = <&hdmi_tx>; 236}; 237 238&cecb_AO { 239 pinctrl-0 = <&cec_ao_b_h_pins>; 240 pinctrl-names = "default"; 241 status = "okay"; 242 hdmi-phandle = <&hdmi_tx>; 243}; 244 245&clkc_audio { 246 status = "okay"; 247}; 248 249&ext_mdio { 250 external_phy: ethernet-phy@0 { 251 /* Realtek RTL8211F (0x001cc916) */ 252 reg = <0>; 253 max-speed = <1000>; 254 255 reset-assert-us = <10000>; 256 reset-deassert-us = <30000>; 257 reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>; 258 259 interrupt-parent = <&gpio_intc>; 260 /* MAC_INTR on GPIOZ_14 */ 261 interrupts = <26 IRQ_TYPE_LEVEL_LOW>; 262 }; 263}; 264 265ðmac { 266 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; 267 pinctrl-names = "default"; 268 status = "okay"; 269 phy-mode = "rgmii"; 270 phy-handle = <&external_phy>; 271 amlogic,tx-delay-ns = <2>; 272}; 273 274&frddr_a { 275 status = "okay"; 276}; 277 278&frddr_b { 279 status = "okay"; 280}; 281 282&frddr_c { 283 status = "okay"; 284}; 285 286&gpio { 287 /* 288 * WARNING: The USB Hub on the Odroid-N2 needs a reset signal 289 * to be turned high in order to be detected by the USB Controller 290 * This signal should be handled by a USB specific power sequence 291 * in order to reset the Hub when USB bus is powered down. 292 */ 293 usb-hub { 294 gpio-hog; 295 gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>; 296 output-high; 297 line-name = "usb-hub-reset"; 298 }; 299}; 300 301&hdmi_tx { 302 status = "okay"; 303 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 304 pinctrl-names = "default"; 305 hdmi-supply = <&vcc_5v>; 306}; 307 308&hdmi_tx_tmds_port { 309 hdmi_tx_tmds_out: endpoint { 310 remote-endpoint = <&hdmi_connector_in>; 311 }; 312}; 313 314&ir { 315 status = "okay"; 316 pinctrl-0 = <&remote_input_ao_pins>; 317 pinctrl-names = "default"; 318}; 319 320/* SD card */ 321&sd_emmc_b { 322 status = "okay"; 323 pinctrl-0 = <&sdcard_c_pins>; 324 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 325 pinctrl-names = "default", "clk-gate"; 326 327 bus-width = <4>; 328 cap-sd-highspeed; 329 max-frequency = <50000000>; 330 disable-wp; 331 332 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 333 vmmc-supply = <&tflash_vdd>; 334 vqmmc-supply = <&tf_io>; 335 336}; 337 338/* eMMC */ 339&sd_emmc_c { 340 status = "okay"; 341 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; 342 pinctrl-1 = <&emmc_clk_gate_pins>; 343 pinctrl-names = "default", "clk-gate"; 344 345 bus-width = <8>; 346 cap-mmc-highspeed; 347 mmc-ddr-1_8v; 348 mmc-hs200-1_8v; 349 max-frequency = <200000000>; 350 disable-wp; 351 352 mmc-pwrseq = <&emmc_pwrseq>; 353 vmmc-supply = <&vcc_3v3>; 354 vqmmc-supply = <&flash_1v8>; 355}; 356 357&tdmif_b { 358 status = "okay"; 359}; 360 361&tdmout_b { 362 status = "okay"; 363}; 364 365&tohdmitx { 366 status = "okay"; 367}; 368 369&uart_AO { 370 status = "okay"; 371 pinctrl-0 = <&uart_ao_a_pins>; 372 pinctrl-names = "default"; 373}; 374 375&usb { 376 status = "okay"; 377 vbus-supply = <&usb_pwr_en>; 378}; 379 380&usb2_phy0 { 381 phy-supply = <&vcc_5v>; 382}; 383 384&usb2_phy1 { 385 /* Enable the hub which is connected to this port */ 386 phy-supply = <&hub_5v>; 387}; 388