arch/arm/boot/dts/meson8b-odroidc1.dts

   1 // SPDX-License-Identifier: GPL-2.0 OR MIT
   2 /*
   3  * Copyright 2015 Endless Mobile, Inc.
   4  * Author: Carlo Caione <carlo@endlessm.com>
   5  */
   6
   7 /dts-v1/;
   8 #include "meson8b.dtsi"
   9 #include <dt-bindings/gpio/gpio.h>
  10
  11 / {
  12         model = "Hardkernel ODROID-C1";
  13         compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
  14
  15         aliases {
  16                 serial0 = &uart_AO;
  17                 mmc0 = &sd_card_slot;
  18                 mmc1 = &sdhc;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         memory {
  26                 device_type = "memory";
  27                 reg = <0x40000000 0x40000000>;
  28         };
  29
  30         emmc_pwrseq: emmc-pwrseq {
  31                 compatible = "mmc-pwrseq-emmc";
  32                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  33         };
  34
  35         leds {
  36                 compatible = "gpio-leds";
  37                 blue {
  38                         label = "c1:blue:alive";
  39                         gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
  40                         linux,default-trigger = "heartbeat";
  41                         default-state = "off";
  42                 };
  43         };
  44
  45         p5v0: regulator-p5v0 {
  46                 compatible = "regulator-fixed";
  47
  48                 regulator-name = "P5V0";
  49                 regulator-min-microvolt = <5000000>;
  50                 regulator-max-microvolt = <5000000>;
  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                 vin-supply = <&vcc_3v3>;
  64
  65                 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
  66                 enable-active-high;
  67         };
  68
  69         tf_io: gpio-regulator-tf_io {
  70                 compatible = "regulator-gpio";
  71
  72                 regulator-name = "TF_IO";
  73                 regulator-min-microvolt = <1800000>;
  74                 regulator-max-microvolt = <3300000>;
  75
  76                 vin-supply = <&vcc_3v3>;
  77
  78                 /*
  79                  * signal name from schematics: TF_3V3N_1V8_EN
  80                  */
  81                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
  82                 gpios-states = <0>;
  83
  84                 states = <3300000 0
  85                           1800000 1>;
  86         };
  87
  88         rtc32k_xtal: rtc32k-xtal-clk {
  89                 /* X3 in the schematics */
  90                 compatible = "fixed-clock";
  91                 clock-frequency = <32768>;
  92                 clock-output-names = "RTC32K";
  93                 #clock-cells = <0>;
  94         };
  95
  96         vcc_1v8: regulator-vcc-1v8 {
  97                 /*
  98                  * RICHTEK RT9179 configured for a fixed output voltage of
  99                  * 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
 100                  * VDD1V8 according to the schematics.
 101                  */
 102                 compatible = "regulator-fixed";
 103
 104                 regulator-name = "VCC1V8";
 105                 regulator-min-microvolt = <1800000>;
 106                 regulator-max-microvolt = <1800000>;
 107
 108                 vin-supply = <&p5v0>;
 109         };
 110
 111         vcc_3v3: regulator-vcc-3v3 {
 112                 /*
 113                  * Monolithic Power Systems MP2161 configured for a fixed
 114                  * output voltage of 3.3V. This supplies not only VCC3V3 but
 115                  * also VDD3V3 and VDDIO_AO3V3 according to the schematics.
 116                  */
 117                 compatible = "regulator-fixed";
 118
 119                 regulator-name = "VCC3V3";
 120                 regulator-min-microvolt = <3300000>;
 121                 regulator-max-microvolt = <3300000>;
 122
 123                 vin-supply = <&p5v0>;
 124         };
 125
 126         vcck: regulator-vcck {
 127                 /* Monolithic Power Systems MP2161 */
 128                 compatible = "pwm-regulator";
 129
 130                 regulator-name = "VCCK";
 131                 regulator-min-microvolt = <860000>;
 132                 regulator-max-microvolt = <1140000>;
 133
 134                 pwm-supply = <&p5v0>;
 135
 136                 pwms = <&pwm_cd 0 12218 0>;
 137                 pwm-dutycycle-range = <91 0>;
 138
 139                 regulator-boot-on;
 140                 regulator-always-on;
 141         };
 142
 143         vddc_ddr: regulator-vddc-ddr {
 144                 /*
 145                  * Monolithic Power Systems MP2161 configured for a fixed
 146                  * output voltage of 1.5V. This supplies not only DDR_VDDC but
 147                  * also DDR3_1V5 according to the schematics.
 148                  */
 149                 compatible = "regulator-fixed";
 150
 151                 regulator-name = "DDR_VDDC";
 152                 regulator-min-microvolt = <1500000>;
 153                 regulator-max-microvolt = <1500000>;
 154
 155                 vin-supply = <&p5v0>;
 156         };
 157
 158         vddee: regulator-vddee {
 159                 /* Monolithic Power Systems MP2161 */
 160                 compatible = "pwm-regulator";
 161
 162                 regulator-name = "VDDEE";
 163                 regulator-min-microvolt = <860000>;
 164                 regulator-max-microvolt = <1140000>;
 165
 166                 pwm-supply = <&p5v0>;
 167
 168                 pwms = <&pwm_cd 1 12218 0>;
 169                 pwm-dutycycle-range = <91 0>;
 170
 171                 regulator-boot-on;
 172                 regulator-always-on;
 173         };
 174
 175         vdd_rtc: regulator-vdd-rtc {
 176                 /*
 177                  * Torex Semiconductor XC6215 configured for a fixed output of
 178                  * 0.9V.
 179                  */
 180                 compatible = "regulator-fixed";
 181
 182                 regulator-name = "VDD_RTC";
 183                 regulator-min-microvolt = <900000>;
 184                 regulator-max-microvolt = <900000>;
 185
 186                 vin-supply = <&vcc_3v3>;
 187         };
 188 };
 189
 190 &cpu0 {
 191         cpu-supply = <&vcck>;
 192 };
 193
 194 &efuse {
 195         ethernet_mac_address: mac@1b4 {
 196                 reg = <0x1b4 0x6>;
 197         };
 198 };
 199
 200 &ethmac {
 201         status = "okay";
 202
 203         pinctrl-0 = <&eth_rgmii_pins>;
 204         pinctrl-names = "default";
 205
 206         phy-handle = <&eth_phy>;
 207         phy-mode = "rgmii-id";
 208
 209         nvmem-cells = <&ethernet_mac_address>;
 210         nvmem-cell-names = "mac-address";
 211
 212         mdio {
 213                 compatible = "snps,dwmac-mdio";
 214                 #address-cells = <1>;
 215                 #size-cells = <0>;
 216
 217                 /* Realtek RTL8211F (0x001cc916) */
 218                 eth_phy: ethernet-phy@0 {
 219                         reg = <0>;
 220
 221                         reset-assert-us = <10000>;
 222                         reset-deassert-us = <80000>;
 223                         reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
 224
 225                         interrupt-parent = <&gpio_intc>;
 226                         /* GPIOH_3 */
 227                         interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
 228                 };
 229         };
 230 };
 231
 232 &gpio {
 233         gpio-line-names = /* Bank GPIOX */
 234                           "J2 Header Pin 35", "J2 Header Pin 36",
 235                           "J2 Header Pin 32", "J2 Header Pin 31",
 236                           "J2 Header Pin 29", "J2 Header Pin 18",
 237                           "J2 Header Pin 22", "J2 Header Pin 16",
 238                           "J2 Header Pin 23", "J2 Header Pin 21",
 239                           "J2 Header Pin 19", "J2 Header Pin 33",
 240                           "J2 Header Pin 8", "J2 Header Pin 10",
 241                           "J2 Header Pin 15", "J2 Header Pin 13",
 242                           "J2 Header Pin 24", "J2 Header Pin 26",
 243                           /* Bank GPIOY */
 244                           "Revision (upper)", "Revision (lower)",
 245                           "J2 Header Pin 7", "", "J2 Header Pin 12",
 246                           "J2 Header Pin 11", "", "", "",
 247                           "TFLASH_VDD_EN", "", "",
 248                           /* Bank GPIODV */
 249                           "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
 250                           "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
 251                           "",
 252                           /* Bank GPIOH */
 253                           "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
 254                           "ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
 255                           "ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
 256                           "ETH_RGMII_TX_CLK",
 257                           /* Bank CARD */
 258                           "SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
 259                           "SD_CLK",  "SD_CMD", "SD_DATA3 (SDB_D3)",
 260                           "SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
 261                           /* Bank BOOT */
 262                           "SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
 263                           "SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
 264                           "SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
 265                           "SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
 266                           "SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
 267                           "SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
 268                           "", "", "", "",
 269                           /* Bank DIF */
 270                           "ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
 271                           "RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
 272                           "ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
 273                           "ETH_MDC", "ETH_MDIO";
 274 };
 275
 276 &gpio_ao {
 277         gpio-line-names = "UART TX", "UART RX", "",
 278                           "TF_3V3N_1V8_EN", "USB_HUB_RST_N",
 279                           "USB_OTG_PWREN", "J7 Header Pin 2",
 280                           "IR_IN", "J7 Header Pin 4",
 281                           "J7 Header Pin 6", "J7 Header Pin 5",
 282                           "J7 Header Pin 7", "HDMI_CEC",
 283                           "SYS_LED", "", "";
 284
 285         /*
 286          * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
 287          * to be turned high in order to be detected by the USB Controller.
 288          * This signal should be handled by a USB specific power sequence
 289          * in order to reset the Hub when USB bus is powered down.
 290          */
 291         usb-hub {
 292                 gpio-hog;
 293                 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
 294                 output-high;
 295                 line-name = "usb-hub-reset";
 296         };
 297 };
 298
 299 &ir_receiver {
 300         status = "okay";
 301         pinctrl-0 = <&ir_recv_pins>;
 302         pinctrl-names = "default";
 303 };
 304
 305 &mali {
 306         mali-supply = <&vddee>;
 307 };
 308
 309 &saradc {
 310         status = "okay";
 311         vref-supply = <&vcc_1v8>;
 312 };
 313
 314 &sdhc {
 315         status = "okay";
 316
 317         pinctrl-0 = <&sdxc_c_pins>;
 318         pinctrl-names = "default";
 319
 320         bus-width = <8>;
 321         max-frequency = <100000000>;
 322
 323         disable-wp;
 324         cap-mmc-highspeed;
 325         mmc-hs200-1_8v;
 326         no-sdio;
 327
 328         mmc-pwrseq = <&emmc_pwrseq>;
 329
 330         vmmc-supply = <&vcc_3v3>;
 331         vqmmc-supply = <&vcc_1v8>;
 332 };
 333
 334 &sdio {
 335         status = "okay";
 336
 337         pinctrl-0 = <&sd_b_pins>;
 338         pinctrl-names = "default";
 339
 340         /* SD card */
 341         sd_card_slot: slot@1 {
 342                 compatible = "mmc-slot";
 343                 reg = <1>;
 344                 status = "okay";
 345
 346                 bus-width = <4>;
 347                 no-sdio;
 348                 cap-mmc-highspeed;
 349                 cap-sd-highspeed;
 350                 disable-wp;
 351
 352                 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 353
 354                 vmmc-supply = <&tflash_vdd>;
 355                 vqmmc-supply = <&tf_io>;
 356         };
 357 };
 358
 359 &pwm_cd {
 360         status = "okay";
 361         pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
 362         pinctrl-names = "default";
 363         clocks = <&xtal>, <&xtal>;
 364         clock-names = "clkin0", "clkin1";
 365 };
 366
 367 &rtc {
 368         /* needs to be enabled manually when a battery is connected */
 369         clocks = <&rtc32k_xtal>;
 370         vdd-supply = <&vdd_rtc>;
 371 };
 372
 373 &uart_AO {
 374         status = "okay";
 375         pinctrl-0 = <&uart_ao_a_pins>;
 376         pinctrl-names = "default";
 377 };
 378
 379 &usb1_phy {
 380         status = "okay";
 381 };
 382
 383 &usb1 {
 384         status = "okay";
 385 };