arch/arm/dts/meson-sm1-odroid-c4.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2020 Dongjin Kim <tobetter@gmail.com>
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "meson-sm1.dtsi"
   9 #include <dt-bindings/gpio/meson-g12a-gpio.h>
  10 #include <dt-bindings/leds/common.h>
  11
  12 / {
  13         compatible = "hardkernel,odroid-c4", "amlogic,sm1";
  14         model = "Hardkernel ODROID-C4";
  15
  16         aliases {
  17                 serial0 = &uart_AO;
  18                 ethernet0 = &ethmac;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         memory@0 {
  26                 device_type = "memory";
  27                 reg = <0x0 0x0 0x0 0x40000000>;
  28         };
  29
  30         emmc_pwrseq: emmc-pwrseq {
  31                 compatible = "mmc-pwrseq-emmc";
  32                 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
  33         };
  34
  35         leds {
  36                 compatible = "gpio-leds";
  37
  38                 led-blue {
  39                         color = <LED_COLOR_ID_BLUE>;
  40                         function = LED_FUNCTION_STATUS;
  41                         gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
  42                         linux,default-trigger = "heartbeat";
  43                         panic-indicator;
  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_3 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_6 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         vddcpu: regulator-vddcpu {
 119                 /*
 120                  * MP8756GD Regulator.
 121                  */
 122                 compatible = "pwm-regulator";
 123
 124                 regulator-name = "VDDCPU";
 125                 regulator-min-microvolt = <721000>;
 126                 regulator-max-microvolt = <1022000>;
 127
 128                 vin-supply = <&main_12v>;
 129
 130                 pwms = <&pwm_AO_cd 1 1250 0>;
 131                 pwm-dutycycle-range = <100 0>;
 132
 133                 regulator-boot-on;
 134                 regulator-always-on;
 135         };
 136
 137         hub_5v: regulator-hub_5v {
 138                 compatible = "regulator-fixed";
 139                 regulator-name = "HUB_5V";
 140                 regulator-min-microvolt = <5000000>;
 141                 regulator-max-microvolt = <5000000>;
 142                 vin-supply = <&vcc_5v>;
 143
 144                 /* Connected to the Hub CHIPENABLE, LOW sets low power state */
 145                 gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
 146                 enable-active-high;
 147         };
 148
 149         usb_pwr_en: regulator-usb_pwr_en {
 150                 compatible = "regulator-fixed";
 151                 regulator-name = "USB_PWR_EN";
 152                 regulator-min-microvolt = <5000000>;
 153                 regulator-max-microvolt = <5000000>;
 154                 vin-supply = <&vcc_5v>;
 155
 156                 /* Connected to the microUSB port power enable */
 157                 gpio = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
 158                 enable-active-high;
 159         };
 160
 161         vddao_1v8: regulator-vddao_1v8 {
 162                 compatible = "regulator-fixed";
 163                 regulator-name = "VDDAO_1V8";
 164                 regulator-min-microvolt = <1800000>;
 165                 regulator-max-microvolt = <1800000>;
 166                 vin-supply = <&vddao_3v3>;
 167                 regulator-always-on;
 168         };
 169
 170         vddao_3v3: regulator-vddao_3v3 {
 171                 compatible = "regulator-fixed";
 172                 regulator-name = "VDDAO_3V3";
 173                 regulator-min-microvolt = <3300000>;
 174                 regulator-max-microvolt = <3300000>;
 175                 vin-supply = <&main_12v>;
 176                 regulator-always-on;
 177         };
 178
 179         hdmi-connector {
 180                 compatible = "hdmi-connector";
 181                 type = "a";
 182
 183                 port {
 184                         hdmi_connector_in: endpoint {
 185                                 remote-endpoint = <&hdmi_tx_tmds_out>;
 186                         };
 187                 };
 188         };
 189 };
 190
 191 &cpu0 {
 192         cpu-supply = <&vddcpu>;
 193         operating-points-v2 = <&cpu_opp_table>;
 194         clocks = <&clkc CLKID_CPU_CLK>;
 195         clock-latency = <50000>;
 196 };
 197
 198 &cpu1 {
 199         cpu-supply = <&vddcpu>;
 200         operating-points-v2 = <&cpu_opp_table>;
 201         clocks = <&clkc CLKID_CPU1_CLK>;
 202         clock-latency = <50000>;
 203 };
 204
 205 &cpu2 {
 206         cpu-supply = <&vddcpu>;
 207         operating-points-v2 = <&cpu_opp_table>;
 208         clocks = <&clkc CLKID_CPU2_CLK>;
 209         clock-latency = <50000>;
 210 };
 211
 212 &cpu3 {
 213         cpu-supply = <&vddcpu>;
 214         operating-points-v2 = <&cpu_opp_table>;
 215         clocks = <&clkc CLKID_CPU3_CLK>;
 216         clock-latency = <50000>;
 217 };
 218
 219 &ext_mdio {
 220         external_phy: ethernet-phy@0 {
 221                 /* Realtek RTL8211F (0x001cc916) */
 222                 reg = <0>;
 223                 max-speed = <1000>;
 224
 225                 interrupt-parent = <&gpio_intc>;
 226                 /* MAC_INTR on GPIOZ_14 */
 227                 interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
 228         };
 229 };
 230
 231 &ethmac {
 232         pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
 233         pinctrl-names = "default";
 234         status = "okay";
 235         phy-mode = "rgmii";
 236         phy-handle = <&external_phy>;
 237         amlogic,tx-delay-ns = <2>;
 238 };
 239
 240 &gpio {
 241         gpio-line-names =
 242                 /* GPIOZ */
 243                 "", "", "", "", "", "", "", "",
 244                 "", "", "", "", "", "", "", "",
 245                 /* GPIOH */
 246                 "", "", "", "", "",
 247                 "PIN_36", /* GPIOH_5 */
 248                 "PIN_26", /* GPIOH_6 */
 249                 "PIN_32", /* GPIOH_7 */
 250                 "",
 251                 /* BOOT */
 252                 "", "", "", "", "", "", "", "",
 253                 "", "", "", "", "", "", "", "",
 254                 /* GPIOC */
 255                 "", "", "", "", "", "", "", "",
 256                 /* GPIOA */
 257                 "", "", "", "", "", "", "", "",
 258                 "", "", "", "", "", "",
 259                 "PIN_27", /* GPIOA_14 */
 260                 "PIN_28", /* GPIOA_15 */
 261                 /* GPIOX */
 262                 "PIN_16", /* GPIOX_0 */
 263                 "PIN_18", /* GPIOX_1 */
 264                 "PIN_22", /* GPIOX_2 */
 265                 "PIN_11", /* GPIOX_3 */
 266                 "PIN_13", /* GPIOX_4 */
 267                 "PIN_7",  /* GPIOX_5 */
 268                 "PIN_33", /* GPIOX_6 */
 269                 "PIN_15", /* GPIOX_7 */
 270                 "PIN_19", /* GPIOX_8 */
 271                 "PIN_21", /* GPIOX_9 */
 272                 "PIN_24", /* GPIOX_10 */
 273                 "PIN_23", /* GPIOX_11 */
 274                 "PIN_8",  /* GPIOX_12 */
 275                 "PIN_10", /* GPIOX_13 */
 276                 "PIN_29", /* GPIOX_14 */
 277                 "PIN_31", /* GPIOX_15 */
 278                 "PIN_12", /* GPIOX_16 */
 279                 "PIN_3",  /* GPIOX_17 */
 280                 "PIN_5",  /* GPIOX_18 */
 281                 "PIN_35"; /* GPIOX_19 */
 282
 283         /*
 284          * WARNING: The USB Hub on the Odroid-C4 needs a reset signal
 285          * to be turned high in order to be detected by the USB Controller
 286          * This signal should be handled by a USB specific power sequence
 287          * in order to reset the Hub when USB bus is powered down.
 288          */
 289         usb-hub {
 290                 gpio-hog;
 291                 gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
 292                 output-high;
 293                 line-name = "usb-hub-reset";
 294         };
 295 };
 296
 297 &gpio_ao {
 298         gpio-line-names =
 299                 /* GPIOAO */
 300                 "", "", "", "",
 301                 "PIN_47", /* GPIOAO_4 */
 302                 "", "",
 303                 "PIN_45", /* GPIOAO_7 */
 304                 "PIN_46", /* GPIOAO_8 */
 305                 "PIN_44", /* GPIOAO_9 */
 306                 "PIN_42", /* GPIOAO_10 */
 307                 "",
 308                 /* GPIOE */
 309                 "", "", "";
 310 };
 311
 312 &hdmi_tx {
 313         status = "okay";
 314         pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
 315         pinctrl-names = "default";
 316         hdmi-supply = <&vcc_5v>;
 317 };
 318
 319 &hdmi_tx_tmds_port {
 320         hdmi_tx_tmds_out: endpoint {
 321                 remote-endpoint = <&hdmi_connector_in>;
 322         };
 323 };
 324
 325 &ir {
 326         status = "okay";
 327         pinctrl-0 = <&remote_input_ao_pins>;
 328         pinctrl-names = "default";
 329         linux,rc-map-name = "rc-odroid";
 330 };
 331
 332 &pwm_AO_cd {
 333         pinctrl-0 = <&pwm_ao_d_e_pins>;
 334         pinctrl-names = "default";
 335         clocks = <&xtal>;
 336         clock-names = "clkin1";
 337         status = "okay";
 338 };
 339
 340 &saradc {
 341         status = "okay";
 342 };
 343
 344 /* SD card */
 345 &sd_emmc_b {
 346         status = "okay";
 347         pinctrl-0 = <&sdcard_c_pins>;
 348         pinctrl-1 = <&sdcard_clk_gate_c_pins>;
 349         pinctrl-names = "default", "clk-gate";
 350
 351         bus-width = <4>;
 352         cap-sd-highspeed;
 353         max-frequency = <200000000>;
 354         sd-uhs-sdr12;
 355         sd-uhs-sdr25;
 356         sd-uhs-sdr50;
 357         sd-uhs-sdr104;
 358         disable-wp;
 359
 360         cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
 361         vmmc-supply = <&tflash_vdd>;
 362         vqmmc-supply = <&tf_io>;
 363 };
 364
 365 /* eMMC */
 366 &sd_emmc_c {
 367         status = "okay";
 368         pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
 369         pinctrl-1 = <&emmc_clk_gate_pins>;
 370         pinctrl-names = "default", "clk-gate";
 371
 372         bus-width = <8>;
 373         cap-mmc-highspeed;
 374         mmc-ddr-1_8v;
 375         mmc-hs200-1_8v;
 376         max-frequency = <200000000>;
 377         disable-wp;
 378
 379         mmc-pwrseq = <&emmc_pwrseq>;
 380         vmmc-supply = <&vcc_3v3>;
 381         vqmmc-supply = <&flash_1v8>;
 382 };
 383
 384 &uart_AO {
 385         status = "okay";
 386         pinctrl-0 = <&uart_ao_a_pins>;
 387         pinctrl-names = "default";
 388 };
 389
 390 &usb {
 391         status = "okay";
 392         vbus-supply = <&usb_pwr_en>;
 393 };
 394
 395 &usb2_phy0 {
 396         phy-supply = <&vcc_5v>;
 397 };
 398
 399 &usb2_phy1 {
 400         /* Enable the hub which is connected to this port */
 401         phy-supply = <&hub_5v>;
 402 };