arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts

   1 /*
   2  * dts file for Hisilicon HiKey Development Board
   3  *
   4  * Copyright (C) 2015, Hisilicon Ltd.
   5  *
   6  */
   7
   8 /dts-v1/;
   9 #include "hi6220.dtsi"
  10 #include "hikey-pinctrl.dtsi"
  11 #include <dt-bindings/gpio/gpio.h>
  12
  13 / {
  14         model = "HiKey Development Board";
  15         compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
  16
  17         aliases {
  18                 serial0 = &uart0; /* On board UART0 */
  19                 serial1 = &uart1; /* BT UART */
  20                 serial2 = &uart2; /* LS Expansion UART0 */
  21                 serial3 = &uart3; /* LS Expansion UART1 */
  22         };
  23
  24         chosen {
  25                 stdout-path = "serial3:115200n8";
  26         };
  27
  28         /*
  29          * Reserve below regions from memory node:
  30          *
  31          *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
  32          *  0x05f0,1000 - 0x05f0,1fff: Reboot reason
  33          *  0x06df,f000 - 0x06df,ffff: Mailbox message data
  34          *  0x0740,f000 - 0x0740,ffff: MCU firmware section
  35          *  0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
  36          *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
  37          */
  38         memory@0 {
  39                 device_type = "memory";
  40                 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
  41                       <0x00000000 0x05f00000 0x00000000 0x00001000>,
  42                       <0x00000000 0x05f02000 0x00000000 0x00efd000>,
  43                       <0x00000000 0x06e00000 0x00000000 0x0060f000>,
  44                       <0x00000000 0x07410000 0x00000000 0x1aaf0000>,
  45                       <0x00000000 0x22000000 0x00000000 0x1c000000>;
  46         };
  47
  48         reserved-memory {
  49                 #address-cells = <2>;
  50                 #size-cells = <2>;
  51                 ranges;
  52
  53                 ramoops@0x21f00000 {
  54                         compatible = "ramoops";
  55                         reg = <0x0 0x21f00000 0x0 0x00100000>;
  56                         record-size     = <0x00020000>;
  57                         console-size    = <0x00020000>;
  58                         ftrace-size     = <0x00020000>;
  59                 };
  60         };
  61
  62
  63         reboot-mode-syscon@5f01000 {
  64                 compatible = "syscon", "simple-mfd";
  65                 reg = <0x0 0x05f01000 0x0 0x00001000>;
  66
  67                 reboot-mode {
  68                         compatible = "syscon-reboot-mode";
  69                         offset = <0x0>;
  70
  71                         mode-normal     = <0x77665501>;
  72                         mode-bootloader = <0x77665500>;
  73                         mode-recovery   = <0x77665502>;
  74                 };
  75         };
  76
  77         soc {
  78                 spi0: spi@f7106000 {
  79                         status = "ok";
  80                 };
  81
  82                 i2c0: i2c@f7100000 {
  83                         status = "ok";
  84                 };
  85
  86                 i2c1: i2c@f7101000 {
  87                         status = "ok";
  88                 };
  89
  90                 uart1: uart@f7111000 {
  91                         assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
  92                         assigned-clock-rates = <150000000>;
  93                         status = "ok";
  94                 };
  95
  96                 uart2: uart@f7112000 {
  97                         status = "ok";
  98                 };
  99
 100                 uart3: uart@f7113000 {
 101                         status = "ok";
 102                 };
 103
 104                 /*
 105                  * Legend: proper name = the GPIO line is used as GPIO
 106                  *         NC = not connected (not routed from the SoC)
 107                  *         "[PER]" = pin is muxed for peripheral (not GPIO)
 108                  *         "" = no idea, schematic doesn't say, could be
 109                  *              unrouted (not connected to any external pin)
 110                  *         LSEC = Low Speed External Connector
 111                  *         HSEC = High Speed External Connector
 112                  *
 113                  * Pin assignments taken from LeMaker and CircuitCo Schematics
 114                  * Rev A1.
 115                  *
 116                  * For the lines routed to the external connectors the
 117                  * lines are named after the 96Boards CE Specification 1.0,
 118                  * Appendix "Expansion Connector Signal Description".
 119                  *
 120                  * When the 96Board naming of a line and the schematic name of
 121                  * the same line are in conflict, the 96Board specification
 122                  * takes precedence, which means that the external UART on the
 123                  * LSEC is named UART0 while the schematic and SoC names this
 124                  * UART2. This is only for the informational lines i.e. "[FOO]",
 125                  * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
 126                  * ones actually used for GPIO.
 127                  */
 128                 gpio0: gpio@f8011000 {
 129                         gpio-line-names = "PWR_HOLD", "DSI_SEL",
 130                         "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
 131                         "PWRON_DET", "5V_HUB_EN";
 132                 };
 133
 134                 gpio1: gpio@f8012000 {
 135                         gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
 136                         "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
 137                 };
 138
 139                 gpio2: gpio@f8013000 {
 140                         gpio-line-names =
 141                                 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */
 142                                 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */
 143                                 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */
 144                                 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */
 145                                 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */
 146                                 "USB_ID_DET", "USB_VBUS_DET",
 147                                 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
 148                 };
 149
 150                 gpio3: gpio@f8014000 {
 151                         gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
 152                         "WLAN_ACTIVE", "NC", "NC";
 153                 };
 154
 155                 gpio4: gpio@f7020000 {
 156                         gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
 157                         "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
 158                 };
 159
 160                 gpio5: gpio@f7021000 {
 161                         gpio-line-names = "NC", "NC",
 162                         "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
 163                         "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
 164                         "[AUX_SSI1]", "NC",
 165                         "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
 166                         "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
 167                 };
 168
 169                 gpio6: gpio@f7022000 {
 170                         gpio-line-names =
 171                         "[SPI0_DIN]", /* Pin 10: SPI0_DI */
 172                         "[SPI0_DOUT]", /* Pin 14: SPI0_DO */
 173                         "[SPI0_CS]", /* Pin 12: SPI0_CS_N */
 174                         "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
 175                         "NC", "NC", "NC",
 176                         "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
 177                 };
 178
 179                 gpio7: gpio@f7023000 {
 180                         gpio-line-names = "NC", "NC", "NC", "NC",
 181                         "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
 182                         "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
 183                         "NC", "NC";
 184                 };
 185
 186                 gpio8: gpio@f7024000 {
 187                         gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
 188                         "", "", "", "", "", "";
 189                 };
 190
 191                 gpio9: gpio@f7025000 {
 192                         gpio-line-names = "",
 193                         "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
 194                         "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
 195                         "NC", "NC", "NC", "NC", "[ISP_CCLK0]";
 196                 };
 197
 198                 gpio10: gpio@f7026000 {
 199                         gpio-line-names = "BOOT_SEL",
 200                         "[ISP_CCLK1]",
 201                         "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
 202                         "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
 203                         "NC", "NC",
 204                         "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
 205                         "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
 206                 };
 207
 208                 gpio11: gpio@f7027000 {
 209                         gpio-line-names =
 210                         "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
 211                         "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
 212                         "", "NC", "NC", "NC", "", "";
 213                 };
 214
 215                 gpio12: gpio@f7028000 {
 216                         gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
 217                         "[BT_PCM_DO]",
 218                         "NC", "NC", "NC", "NC",
 219                         "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
 220                 };
 221
 222                 gpio13: gpio@f7029000 {
 223                         gpio-line-names = "[UART0_RX]", "[UART0_TX]",
 224                         "[BT_UART1_CTS]", "[BT_UART1_RTS]",
 225                         "[BT_UART1_RX]", "[BT_UART1_TX]",
 226                         "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
 227                         "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
 228                 };
 229
 230                 gpio14: gpio@f702a000 {
 231                         gpio-line-names =
 232                         "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
 233                         "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
 234                         "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
 235                         "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
 236                         "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
 237                         "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
 238                         "[I2C2_SCL]", "[I2C2_SDA]";
 239                 };
 240
 241                 gpio15: gpio@f702b000 {
 242                         gpio-line-names = "", "", "", "", "", "", "NC", "";
 243                 };
 244
 245                 /* GPIO blocks 16 thru 19 do not appear to be routed to pins */
 246
 247                 dwmmc_2: dwmmc2@f723f000 {
 248                         ti,non-removable;
 249                         non-removable;
 250                         /* WL_EN */
 251                         vmmc-supply = <&wlan_en_reg>;
 252
 253                         #address-cells = <0x1>;
 254                         #size-cells = <0x0>;
 255                         wlcore: wlcore@2 {
 256                                 compatible = "ti,wl1835";
 257                                 reg = <2>;      /* sdio func num */
 258                                 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
 259                                 interrupt-parent = <&gpio1>;
 260                                 interrupts = <3 IRQ_TYPE_EDGE_RISING>;
 261                         };
 262                 };
 263
 264                 wlan_en_reg: regulator@1 {
 265                         compatible = "regulator-fixed";
 266                         regulator-name = "wlan-en-regulator";
 267                         regulator-min-microvolt = <1800000>;
 268                         regulator-max-microvolt = <1800000>;
 269                         /* WLAN_EN GPIO */
 270                         gpio = <&gpio0 5 0>;
 271                         /* WLAN card specific delay */
 272                         startup-delay-us = <70000>;
 273                         enable-active-high;
 274                 };
 275         };
 276
 277         leds {
 278                 compatible = "gpio-leds";
 279                 user_led4 {
 280                         label = "user_led4";
 281                         gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
 282                         linux,default-trigger = "heartbeat";
 283                 };
 284
 285                 user_led3 {
 286                         label = "user_led3";
 287                         gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
 288                         linux,default-trigger = "mmc0";
 289                 };
 290
 291                 user_led2 {
 292                         label = "user_led2";
 293                         gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
 294                         linux,default-trigger = "mmc1";
 295                 };
 296
 297                 user_led1 {
 298                         label = "user_led1";
 299                         gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
 300                         linux,default-trigger = "cpu0";
 301                 };
 302
 303                 wlan_active_led {
 304                         label = "wifi_active";
 305                         gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
 306                         linux,default-trigger = "phy0tx";
 307                         default-state = "off";
 308                 };
 309
 310                 bt_active_led {
 311                         label = "bt_active";
 312                         gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
 313                         linux,default-trigger = "hci0rx";
 314                         default-state = "off";
 315                 };
 316         };
 317
 318         pmic: pmic@f8000000 {
 319                 compatible = "hisilicon,hi655x-pmic";
 320                 reg = <0x0 0xf8000000 0x0 0x1000>;
 321                 interrupt-controller;
 322                 #interrupt-cells = <2>;
 323                 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
 324
 325                 regulators {
 326                         ldo2: LDO2 {
 327                                 regulator-name = "LDO2_2V8";
 328                                 regulator-min-microvolt = <2500000>;
 329                                 regulator-max-microvolt = <3200000>;
 330                                 regulator-enable-ramp-delay = <120>;
 331                         };
 332
 333                         ldo7: LDO7 {
 334                                 regulator-name = "LDO7_SDIO";
 335                                 regulator-min-microvolt = <1800000>;
 336                                 regulator-max-microvolt = <3300000>;
 337                                 regulator-enable-ramp-delay = <120>;
 338                         };
 339
 340                         ldo10: LDO10 {
 341                                 regulator-name = "LDO10_2V85";
 342                                 regulator-min-microvolt = <1800000>;
 343                                 regulator-max-microvolt = <3000000>;
 344                                 regulator-enable-ramp-delay = <360>;
 345                         };
 346
 347                         ldo13: LDO13 {
 348                                 regulator-name = "LDO13_1V8";
 349                                 regulator-min-microvolt = <1600000>;
 350                                 regulator-max-microvolt = <1950000>;
 351                                 regulator-enable-ramp-delay = <120>;
 352                         };
 353
 354                         ldo14: LDO14 {
 355                                 regulator-name = "LDO14_2V8";
 356                                 regulator-min-microvolt = <2500000>;
 357                                 regulator-max-microvolt = <3200000>;
 358                                 regulator-enable-ramp-delay = <120>;
 359                         };
 360
 361                         ldo15: LDO15 {
 362                                 regulator-name = "LDO15_1V8";
 363                                 regulator-min-microvolt = <1600000>;
 364                                 regulator-max-microvolt = <1950000>;
 365                                 regulator-boot-on;
 366                                 regulator-always-on;
 367                                 regulator-enable-ramp-delay = <120>;
 368                         };
 369
 370                         ldo17: LDO17 {
 371                                 regulator-name = "LDO17_2V5";
 372                                 regulator-min-microvolt = <2500000>;
 373                                 regulator-max-microvolt = <3200000>;
 374                                 regulator-enable-ramp-delay = <120>;
 375                         };
 376
 377                         ldo19: LDO19 {
 378                                 regulator-name = "LDO19_3V0";
 379                                 regulator-min-microvolt = <1800000>;
 380                                 regulator-max-microvolt = <3000000>;
 381                                 regulator-enable-ramp-delay = <360>;
 382                         };
 383
 384                         ldo21: LDO21 {
 385                                 regulator-name = "LDO21_1V8";
 386                                 regulator-min-microvolt = <1650000>;
 387                                 regulator-max-microvolt = <2000000>;
 388                                 regulator-always-on;
 389                                 regulator-enable-ramp-delay = <120>;
 390                         };
 391
 392                         ldo22: LDO22 {
 393                                 regulator-name = "LDO22_1V2";
 394                                 regulator-min-microvolt = <900000>;
 395                                 regulator-max-microvolt = <1200000>;
 396                                 regulator-boot-on;
 397                                 regulator-always-on;
 398                                 regulator-enable-ramp-delay = <120>;
 399                         };
 400                 };
 401         };
 402 };
 403
 404 &uart2 {
 405         label = "LS-UART0";
 406 };
 407 &uart3 {
 408         label = "LS-UART1";
 409 };
 410
 411 &ade {
 412         status = "ok";
 413 };
 414
 415 &dsi {
 416         status = "ok";
 417
 418         ports {
 419                 /* 1 for output port */
 420                 port@1 {
 421                         reg = <1>;
 422
 423                         dsi_out0: endpoint@0 {
 424                                 remote-endpoint = <&adv7533_in>;
 425                         };
 426                 };
 427         };
 428 };
 429
 430 &i2c2 {
 431         #address-cells = <1>;
 432         #size-cells = <0>;
 433         status = "ok";
 434
 435         adv7533: adv7533@39 {
 436                 compatible = "adi,adv7533";
 437                 reg = <0x39>;
 438                 interrupt-parent = <&gpio1>;
 439                 interrupts = <1 2>;
 440                 pd-gpio = <&gpio0 4 0>;
 441                 adi,dsi-lanes = <4>;
 442
 443                 port {
 444                         adv7533_in: endpoint {
 445                                 remote-endpoint = <&dsi_out0>;
 446                         };
 447                 };
 448         };
 449 };