arch/arm/dts/meson-gxbb-odroidc2.dts

   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 = &ethmac;
  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         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
 184 &ethmac {
 185         status = "okay";
 186         pinctrl-0 = <&eth_rgmii_pins>;
 187         pinctrl-names = "default";
 188         phy-handle = <&eth_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 };