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          *  0x06df,f000 - 0x06df,ffff: Mailbox message data
  33          *  0x0740,f000 - 0x0740,ffff: MCU firmware section
  34          *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
  35          */
  36         memory@0 {
  37                 device_type = "memory";
  38                 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
  39                       <0x00000000 0x05f00000 0x00000000 0x00eff000>,
  40                       <0x00000000 0x06e00000 0x00000000 0x0060f000>,
  41                       <0x00000000 0x07410000 0x00000000 0x36bf0000>;
  42         };
  43
  44         soc {
  45                 spi0: spi@f7106000 {
  46                         status = "ok";
  47                 };
  48
  49                 i2c0: i2c@f7100000 {
  50                         status = "ok";
  51                 };
  52
  53                 i2c1: i2c@f7101000 {
  54                         status = "ok";
  55                 };
  56
  57                 uart1: uart@f7111000 {
  58                         status = "ok";
  59                 };
  60
  61                 uart2: uart@f7112000 {
  62                         status = "ok";
  63                 };
  64
  65                 uart3: uart@f7113000 {
  66                         status = "ok";
  67                 };
  68
  69                 /*
  70                  * Legend: proper name = the GPIO line is used as GPIO
  71                  *         NC = not connected (not routed from the SoC)
  72                  *         "[PER]" = pin is muxed for peripheral (not GPIO)
  73                  *         "" = no idea, schematic doesn't say, could be
  74                  *              unrouted (not connected to any external pin)
  75                  *         LSEC = Low Speed External Connector
  76                  *         HSEC = High Speed External Connector
  77                  *
  78                  * Pin assignments taken from LeMaker and CircuitCo Schematics
  79                  * Rev A1.
  80                  *
  81                  * For the lines routed to the external connectors the
  82                  * lines are named after the 96Boards CE Specification 1.0,
  83                  * Appendix "Expansion Connector Signal Description".
  84                  *
  85                  * When the 96Board naming of a line and the schematic name of
  86                  * the same line are in conflict, the 96Board specification
  87                  * takes precedence, which means that the external UART on the
  88                  * LSEC is named UART0 while the schematic and SoC names this
  89                  * UART2. This is only for the informational lines i.e. "[FOO]",
  90                  * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
  91                  * ones actually used for GPIO.
  92                  */
  93                 gpio0: gpio@f8011000 {
  94                         gpio-line-names = "PWR_HOLD", "DSI_SEL",
  95                         "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
  96                         "PWRON_DET", "5V_HUB_EN";
  97                 };
  98
  99                 gpio1: gpio@f8012000 {
 100                         gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
 101                         "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
 102                 };
 103
 104                 gpio2: gpio@f8013000 {
 105                         gpio-line-names =
 106                                 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */
 107                                 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */
 108                                 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */
 109                                 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */
 110                                 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */
 111                                 "USB_ID_DET", "USB_VBUS_DET",
 112                                 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
 113                 };
 114
 115                 gpio3: gpio@f8014000 {
 116                         gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
 117                         "WLAN_ACTIVE", "NC", "NC";
 118                 };
 119
 120                 gpio4: gpio@f7020000 {
 121                         gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
 122                         "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
 123                 };
 124
 125                 gpio5: gpio@f7021000 {
 126                         gpio-line-names = "NC", "NC",
 127                         "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
 128                         "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
 129                         "[AUX_SSI1]", "NC",
 130                         "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
 131                         "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
 132                 };
 133
 134                 gpio6: gpio@f7022000 {
 135                         gpio-line-names =
 136                         "[SPI0_DIN]", /* Pin 10: SPI0_DI */
 137                         "[SPI0_DOUT]", /* Pin 14: SPI0_DO */
 138                         "[SPI0_CS]", /* Pin 12: SPI0_CS_N */
 139                         "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
 140                         "NC", "NC", "NC",
 141                         "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
 142                 };
 143
 144                 gpio7: gpio@f7023000 {
 145                         gpio-line-names = "NC", "NC", "NC", "NC",
 146                         "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
 147                         "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
 148                         "NC", "NC";
 149                 };
 150
 151                 gpio8: gpio@f7024000 {
 152                         gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
 153                         "", "", "", "", "", "";
 154                 };
 155
 156                 gpio9: gpio@f7025000 {
 157                         gpio-line-names = "",
 158                         "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
 159                         "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
 160                         "NC", "NC", "NC", "NC", "[ISP_CCLK0]";
 161                 };
 162
 163                 gpio10: gpio@f7026000 {
 164                         gpio-line-names = "BOOT_SEL",
 165                         "[ISP_CCLK1]",
 166                         "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
 167                         "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
 168                         "NC", "NC",
 169                         "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
 170                         "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
 171                 };
 172
 173                 gpio11: gpio@f7027000 {
 174                         gpio-line-names =
 175                         "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
 176                         "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
 177                         "", "NC", "NC", "NC", "", "";
 178                 };
 179
 180                 gpio12: gpio@f7028000 {
 181                         gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
 182                         "[BT_PCM_DO]",
 183                         "NC", "NC", "NC", "NC",
 184                         "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
 185                 };
 186
 187                 gpio13: gpio@f7029000 {
 188                         gpio-line-names = "[UART0_RX]", "[UART0_TX]",
 189                         "[BT_UART1_CTS]", "[BT_UART1_RTS]",
 190                         "[BT_UART1_RX]", "[BT_UART1_TX]",
 191                         "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
 192                         "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
 193                 };
 194
 195                 gpio14: gpio@f702a000 {
 196                         gpio-line-names =
 197                         "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
 198                         "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
 199                         "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
 200                         "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
 201                         "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
 202                         "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
 203                         "[I2C2_SCL]", "[I2C2_SDA]";
 204                 };
 205
 206                 gpio15: gpio@f702b000 {
 207                         gpio-line-names = "", "", "", "", "", "", "NC", "";
 208                 };
 209
 210                 /* GPIO blocks 16 thru 19 do not appear to be routed to pins */
 211
 212                 dwmmc_2: dwmmc2@f723f000 {
 213                         ti,non-removable;
 214                         non-removable;
 215                         /* WL_EN */
 216                         vmmc-supply = <&wlan_en_reg>;
 217
 218                         #address-cells = <0x1>;
 219                         #size-cells = <0x0>;
 220                         wlcore: wlcore@2 {
 221                                 compatible = "ti,wl1835";
 222                                 reg = <2>;      /* sdio func num */
 223                                 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
 224                                 interrupt-parent = <&gpio1>;
 225                                 interrupts = <3 IRQ_TYPE_EDGE_RISING>;
 226                         };
 227                 };
 228
 229                 wlan_en_reg: regulator@1 {
 230                         compatible = "regulator-fixed";
 231                         regulator-name = "wlan-en-regulator";
 232                         regulator-min-microvolt = <1800000>;
 233                         regulator-max-microvolt = <1800000>;
 234                         /* WLAN_EN GPIO */
 235                         gpio = <&gpio0 5 0>;
 236                         /* WLAN card specific delay */
 237                         startup-delay-us = <70000>;
 238                         enable-active-high;
 239                 };
 240         };
 241
 242         leds {
 243                 compatible = "gpio-leds";
 244                 user_led4 {
 245                         label = "user_led4";
 246                         gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
 247                         linux,default-trigger = "heartbeat";
 248                 };
 249
 250                 user_led3 {
 251                         label = "user_led3";
 252                         gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
 253                         linux,default-trigger = "mmc0";
 254                 };
 255
 256                 user_led2 {
 257                         label = "user_led2";
 258                         gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
 259                         linux,default-trigger = "mmc1";
 260                 };
 261
 262                 user_led1 {
 263                         label = "user_led1";
 264                         gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
 265                         linux,default-trigger = "cpu0";
 266                 };
 267
 268                 wlan_active_led {
 269                         label = "wifi_active";
 270                         gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
 271                         linux,default-trigger = "phy0tx";
 272                         default-state = "off";
 273                 };
 274
 275                 bt_active_led {
 276                         label = "bt_active";
 277                         gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
 278                         linux,default-trigger = "hci0rx";
 279                         default-state = "off";
 280                 };
 281         };
 282
 283         pmic: pmic@f8000000 {
 284                 compatible = "hisilicon,hi655x-pmic";
 285                 reg = <0x0 0xf8000000 0x0 0x1000>;
 286                 interrupt-controller;
 287                 #interrupt-cells = <2>;
 288                 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
 289
 290                 regulators {
 291                         ldo2: LDO2 {
 292                                 regulator-name = "LDO2_2V8";
 293                                 regulator-min-microvolt = <2500000>;
 294                                 regulator-max-microvolt = <3200000>;
 295                                 regulator-enable-ramp-delay = <120>;
 296                         };
 297
 298                         ldo7: LDO7 {
 299                                 regulator-name = "LDO7_SDIO";
 300                                 regulator-min-microvolt = <1800000>;
 301                                 regulator-max-microvolt = <3300000>;
 302                                 regulator-enable-ramp-delay = <120>;
 303                         };
 304
 305                         ldo10: LDO10 {
 306                                 regulator-name = "LDO10_2V85";
 307                                 regulator-min-microvolt = <1800000>;
 308                                 regulator-max-microvolt = <3000000>;
 309                                 regulator-enable-ramp-delay = <360>;
 310                         };
 311
 312                         ldo13: LDO13 {
 313                                 regulator-name = "LDO13_1V8";
 314                                 regulator-min-microvolt = <1600000>;
 315                                 regulator-max-microvolt = <1950000>;
 316                                 regulator-enable-ramp-delay = <120>;
 317                         };
 318
 319                         ldo14: LDO14 {
 320                                 regulator-name = "LDO14_2V8";
 321                                 regulator-min-microvolt = <2500000>;
 322                                 regulator-max-microvolt = <3200000>;
 323                                 regulator-enable-ramp-delay = <120>;
 324                         };
 325
 326                         ldo15: LDO15 {
 327                                 regulator-name = "LDO15_1V8";
 328                                 regulator-min-microvolt = <1600000>;
 329                                 regulator-max-microvolt = <1950000>;
 330                                 regulator-boot-on;
 331                                 regulator-always-on;
 332                                 regulator-enable-ramp-delay = <120>;
 333                         };
 334
 335                         ldo17: LDO17 {
 336                                 regulator-name = "LDO17_2V5";
 337                                 regulator-min-microvolt = <2500000>;
 338                                 regulator-max-microvolt = <3200000>;
 339                                 regulator-enable-ramp-delay = <120>;
 340                         };
 341
 342                         ldo19: LDO19 {
 343                                 regulator-name = "LDO19_3V0";
 344                                 regulator-min-microvolt = <1800000>;
 345                                 regulator-max-microvolt = <3000000>;
 346                                 regulator-enable-ramp-delay = <360>;
 347                         };
 348
 349                         ldo21: LDO21 {
 350                                 regulator-name = "LDO21_1V8";
 351                                 regulator-min-microvolt = <1650000>;
 352                                 regulator-max-microvolt = <2000000>;
 353                                 regulator-always-on;
 354                                 regulator-enable-ramp-delay = <120>;
 355                         };
 356
 357                         ldo22: LDO22 {
 358                                 regulator-name = "LDO22_1V2";
 359                                 regulator-min-microvolt = <900000>;
 360                                 regulator-max-microvolt = <1200000>;
 361                                 regulator-boot-on;
 362                                 regulator-always-on;
 363                                 regulator-enable-ramp-delay = <120>;
 364                         };
 365                 };
 366         };
 367 };
 368
 369 &uart2 {
 370         label = "LS-UART0";
 371 };
 372 &uart3 {
 373         label = "LS-UART1";
 374 };