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                 gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
  40                 enable-active-high;
  41         };
  42
  43         leds {
  44                 compatible = "gpio-leds";
  45                 blue {
  46                         label = "c2:blue:alive";
  47                         gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
  48                         linux,default-trigger = "heartbeat";
  49                         default-state = "off";
  50                 };
  51         };
  52
  53         tflash_vdd: regulator-tflash_vdd {
  54                 /*
  55                  * signal name from schematics: TFLASH_VDD_EN
  56                  */
  57                 compatible = "regulator-fixed";
  58
  59                 regulator-name = "TFLASH_VDD";
  60                 regulator-min-microvolt = <3300000>;
  61                 regulator-max-microvolt = <3300000>;
  62
  63                 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
  64                 enable-active-high;
  65         };
  66
  67         tf_io: gpio-regulator-tf_io {
  68                 compatible = "regulator-gpio";
  69
  70                 regulator-name = "TF_IO";
  71                 regulator-min-microvolt = <1800000>;
  72                 regulator-max-microvolt = <3300000>;
  73
  74                 /*
  75                  * signal name from schematics: TF_3V3N_1V8_EN
  76                  */
  77                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
  78                 gpios-states = <0>;
  79
  80                 states = <3300000 0
  81                           1800000 1>;
  82         };
  83
  84         vcc1v8: regulator-vcc1v8 {
  85                 compatible = "regulator-fixed";
  86                 regulator-name = "VCC1V8";
  87                 regulator-min-microvolt = <1800000>;
  88                 regulator-max-microvolt = <1800000>;
  89         };
  90
  91         vcc3v3: regulator-vcc3v3 {
  92                 compatible = "regulator-fixed";
  93                 regulator-name = "VCC3V3";
  94                 regulator-min-microvolt = <3300000>;
  95                 regulator-max-microvolt = <3300000>;
  96         };
  97
  98         emmc_pwrseq: emmc-pwrseq {
  99                 compatible = "mmc-pwrseq-emmc";
 100                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
 101         };
 102
 103         hdmi-connector {
 104                 compatible = "hdmi-connector";
 105                 type = "a";
 106
 107                 port {
 108                         hdmi_connector_in: endpoint {
 109                                 remote-endpoint = <&hdmi_tx_tmds_out>;
 110                         };
 111                 };
 112         };
 113 };
 114
 115 &cec_AO {
 116         status = "okay";
 117         pinctrl-0 = <&ao_cec_pins>;
 118         pinctrl-names = "default";
 119         hdmi-phandle = <&hdmi_tx>;
 120 };
 121
 122 &ethmac {
 123         status = "okay";
 124         pinctrl-0 = <&eth_rgmii_pins>;
 125         pinctrl-names = "default";
 126         phy-handle = <&eth_phy0>;
 127         phy-mode = "rgmii";
 128
 129         snps,reset-gpio = <&gpio GPIOZ_14 0>;
 130         snps,reset-delays-us = <0 10000 1000000>;
 131         snps,reset-active-low;
 132
 133         amlogic,tx-delay-ns = <2>;
 134
 135         mdio {
 136                 compatible = "snps,dwmac-mdio";
 137                 #address-cells = <1>;
 138                 #size-cells = <0>;
 139
 140                 eth_phy0: ethernet-phy@0 {
 141                         /* Realtek RTL8211F (0x001cc916) */
 142                         reg = <0>;
 143                         interrupt-parent = <&gpio_intc>;
 144                         /* MAC_INTR on GPIOZ_15 */
 145                         interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
 146                         eee-broken-1000t;
 147                 };
 148         };
 149 };
 150
 151 &gpio_ao {
 152         /*
 153          * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
 154          * to be turned high in order to be detected by the USB Controller
 155          * This signal should be handled by a USB specific power sequence
 156          * in order to reset the Hub when USB bus is powered down.
 157          */
 158         usb-hub {
 159                 gpio-hog;
 160                 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
 161                 output-high;
 162                 line-name = "usb-hub-reset";
 163         };
 164 };
 165
 166 &hdmi_tx {
 167         status = "okay";
 168         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 169         pinctrl-names = "default";
 170 };
 171
 172 &hdmi_tx_tmds_port {
 173         hdmi_tx_tmds_out: endpoint {
 174                 remote-endpoint = <&hdmi_connector_in>;
 175         };
 176 };
 177
 178 &i2c_A {
 179         status = "okay";
 180         pinctrl-0 = <&i2c_a_pins>;
 181         pinctrl-names = "default";
 182 };
 183
 184 &ir {
 185         status = "okay";
 186         pinctrl-0 = <&remote_input_ao_pins>;
 187         pinctrl-names = "default";
 188 };
 189
 190 &pinctrl_aobus {
 191         gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
 192                           "USB HUB nRESET", "USB OTG Power En",
 193                           "J7 Header Pin2", "IR In", "J7 Header Pin4",
 194                           "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
 195                           "HDMI CEC", "SYS LED",
 196                           /* GPIO_TEST_N */
 197                           "";
 198 };
 199
 200 &pinctrl_periphs {
 201         gpio-line-names = /* Bank GPIOZ */
 202                           "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
 203                           "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
 204                           "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
 205                           "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
 206                           "Eth PHY nRESET", "Eth PHY Intc",
 207                           /* Bank GPIOH */
 208                           "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
 209                           /* Bank BOOT */
 210                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
 211                           "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
 212                           "eMMC Reset", "eMMC CMD",
 213                           "", "", "", "", "", "", "",
 214                           /* Bank CARD */
 215                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 216                           "SDCard D3", "SDCard D2", "SDCard Det",
 217                           /* Bank GPIODV */
 218                           "", "", "", "", "", "", "", "", "", "", "", "", "",
 219                           "", "", "", "", "", "", "", "", "", "", "",
 220                           "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
 221                           "PWM D", "PWM B",
 222                           /* Bank GPIOY */
 223                           "Revision Bit0", "Revision Bit1", "",
 224                           "J2 Header Pin35", "", "", "", "J2 Header Pin36",
 225                           "J2 Header Pin31", "", "", "", "TF VDD En",
 226                           "J2 Header Pin32", "J2 Header Pin26", "", "",
 227                           /* Bank GPIOX */
 228                           "J2 Header Pin29", "J2 Header Pin24",
 229                           "J2 Header Pin23", "J2 Header Pin22",
 230                           "J2 Header Pin21", "J2 Header Pin18",
 231                           "J2 Header Pin33", "J2 Header Pin19",
 232                           "J2 Header Pin16", "J2 Header Pin15",
 233                           "J2 Header Pin12", "J2 Header Pin13",
 234                           "J2 Header Pin8", "J2 Header Pin10",
 235                           "", "", "", "", "",
 236                           "J2 Header Pin11", "", "J2 Header Pin7", "",
 237                           /* Bank GPIOCLK */
 238                           "", "", "", "";
 239 };
 240
 241 &saradc {
 242         status = "okay";
 243         vref-supply = <&vcc1v8>;
 244 };
 245
 246 &scpi_clocks {
 247         status = "disabled";
 248 };
 249
 250 /* SD */
 251 &sd_emmc_b {
 252         status = "okay";
 253         pinctrl-0 = <&sdcard_pins>;
 254         pinctrl-1 = <&sdcard_clk_gate_pins>;
 255         pinctrl-names = "default", "clk-gate";
 256
 257         bus-width = <4>;
 258         cap-sd-highspeed;
 259         max-frequency = <100000000>;
 260         disable-wp;
 261
 262         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 263         cd-inverted;
 264
 265         vmmc-supply = <&tflash_vdd>;
 266         vqmmc-supply = <&tf_io>;
 267 };
 268
 269 /* eMMC */
 270 &sd_emmc_c {
 271         status = "okay";
 272         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 273         pinctrl-1 = <&emmc_clk_gate_pins>;
 274         pinctrl-names = "default", "clk-gate";
 275
 276         bus-width = <8>;
 277         max-frequency = <100000000>;
 278         non-removable;
 279         disable-wp;
 280         cap-mmc-highspeed;
 281         mmc-ddr-1_8v;
 282         mmc-hs200-1_8v;
 283
 284         mmc-pwrseq = <&emmc_pwrseq>;
 285         vmmc-supply = <&vcc3v3>;
 286         vqmmc-supply = <&vcc1v8>;
 287 };
 288
 289 &uart_AO {
 290         status = "okay";
 291         pinctrl-0 = <&uart_ao_a_pins>;
 292         pinctrl-names = "default";
 293 };
 294
 295 &usb0_phy {
 296         status = "okay";
 297         phy-supply = <&usb_otg_pwr>;
 298 };
 299
 300 &usb1_phy {
 301         status = "okay";
 302         phy-supply = <&usb_otg_pwr>;
 303 };
 304
 305 &usb0 {
 306         status = "okay";
 307 };
 308
 309 &usb1 {
 310         status = "okay";
 311 };