arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts

   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 = &ethmac;
  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
 265 &ethmac {
 266         pinctrl-0 = <&eth_pins>, <&eth_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 };