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 /* global autoconfigured region for contiguous allocations */ 62 linux,cma { 63 compatible = "shared-dma-pool"; 64 reusable; 65 size = <0x00000000 0x08000000>; 66 linux,cma-default; 67 }; 68 }; 69 70 reboot-mode-syscon@5f01000 { 71 compatible = "syscon", "simple-mfd"; 72 reg = <0x0 0x05f01000 0x0 0x00001000>; 73 74 reboot-mode { 75 compatible = "syscon-reboot-mode"; 76 offset = <0x0>; 77 78 mode-normal = <0x77665501>; 79 mode-bootloader = <0x77665500>; 80 mode-recovery = <0x77665502>; 81 }; 82 }; 83 84 soc { 85 spi0: spi@f7106000 { 86 status = "ok"; 87 }; 88 89 i2c0: i2c@f7100000 { 90 status = "ok"; 91 }; 92 93 i2c1: i2c@f7101000 { 94 status = "ok"; 95 }; 96 97 uart1: uart@f7111000 { 98 assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>; 99 assigned-clock-rates = <150000000>; 100 status = "ok"; 101 }; 102 103 uart2: uart@f7112000 { 104 status = "ok"; 105 }; 106 107 uart3: uart@f7113000 { 108 status = "ok"; 109 }; 110 111 /* 112 * Legend: proper name = the GPIO line is used as GPIO 113 * NC = not connected (not routed from the SoC) 114 * "[PER]" = pin is muxed for peripheral (not GPIO) 115 * "" = no idea, schematic doesn't say, could be 116 * unrouted (not connected to any external pin) 117 * LSEC = Low Speed External Connector 118 * HSEC = High Speed External Connector 119 * 120 * Pin assignments taken from LeMaker and CircuitCo Schematics 121 * Rev A1. 122 * 123 * For the lines routed to the external connectors the 124 * lines are named after the 96Boards CE Specification 1.0, 125 * Appendix "Expansion Connector Signal Description". 126 * 127 * When the 96Board naming of a line and the schematic name of 128 * the same line are in conflict, the 96Board specification 129 * takes precedence, which means that the external UART on the 130 * LSEC is named UART0 while the schematic and SoC names this 131 * UART2. This is only for the informational lines i.e. "[FOO]", 132 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only 133 * ones actually used for GPIO. 134 */ 135 gpio0: gpio@f8011000 { 136 gpio-line-names = "PWR_HOLD", "DSI_SEL", 137 "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON", 138 "PWRON_DET", "5V_HUB_EN"; 139 }; 140 141 gpio1: gpio@f8012000 { 142 gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N", 143 "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON"; 144 }; 145 146 gpio2: gpio@f8013000 { 147 gpio-line-names = 148 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */ 149 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */ 150 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */ 151 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */ 152 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */ 153 "USB_ID_DET", "USB_VBUS_DET", 154 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */ 155 }; 156 157 gpio3: gpio@f8014000 { 158 gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "", 159 "WLAN_ACTIVE", "NC", "NC"; 160 }; 161 162 gpio4: gpio@f7020000 { 163 gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3", 164 "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE"; 165 }; 166 167 gpio5: gpio@f7021000 { 168 gpio-line-names = "NC", "NC", 169 "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */ 170 "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */ 171 "[AUX_SSI1]", "NC", 172 "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */ 173 "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */ 174 }; 175 176 gpio6: gpio@f7022000 { 177 gpio-line-names = 178 "[SPI0_DIN]", /* Pin 10: SPI0_DI */ 179 "[SPI0_DOUT]", /* Pin 14: SPI0_DO */ 180 "[SPI0_CS]", /* Pin 12: SPI0_CS_N */ 181 "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */ 182 "NC", "NC", "NC", 183 "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */ 184 }; 185 186 gpio7: gpio@f7023000 { 187 gpio-line-names = "NC", "NC", "NC", "NC", 188 "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */ 189 "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */ 190 "NC", "NC"; 191 }; 192 193 gpio8: gpio@f7024000 { 194 gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC", 195 "", "", "", "", "", ""; 196 }; 197 198 gpio9: gpio@f7025000 { 199 gpio-line-names = "", 200 "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */ 201 "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */ 202 "NC", "NC", "NC", "NC", "[ISP_CCLK0]"; 203 }; 204 205 gpio10: gpio@f7026000 { 206 gpio-line-names = "BOOT_SEL", 207 "[ISP_CCLK1]", 208 "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */ 209 "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */ 210 "NC", "NC", 211 "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */ 212 "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */ 213 }; 214 215 gpio11: gpio@f7027000 { 216 gpio-line-names = 217 "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */ 218 "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */ 219 "", "NC", "NC", "NC", "", ""; 220 }; 221 222 gpio12: gpio@f7028000 { 223 gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]", 224 "[BT_PCM_DO]", 225 "NC", "NC", "NC", "NC", 226 "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */ 227 }; 228 229 gpio13: gpio@f7029000 { 230 gpio-line-names = "[UART0_RX]", "[UART0_TX]", 231 "[BT_UART1_CTS]", "[BT_UART1_RTS]", 232 "[BT_UART1_RX]", "[BT_UART1_TX]", 233 "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */ 234 "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */ 235 }; 236 237 gpio14: gpio@f702a000 { 238 gpio-line-names = 239 "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */ 240 "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */ 241 "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */ 242 "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */ 243 "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */ 244 "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */ 245 "[I2C2_SCL]", "[I2C2_SDA]"; 246 }; 247 248 gpio15: gpio@f702b000 { 249 gpio-line-names = "", "", "", "", "", "", "NC", ""; 250 }; 251 252 /* GPIO blocks 16 thru 19 do not appear to be routed to pins */ 253 254 dwmmc_2: dwmmc2@f723f000 { 255 ti,non-removable; 256 non-removable; 257 /* WL_EN */ 258 vmmc-supply = <&wlan_en_reg>; 259 260 #address-cells = <0x1>; 261 #size-cells = <0x0>; 262 wlcore: wlcore@2 { 263 compatible = "ti,wl1835"; 264 reg = <2>; /* sdio func num */ 265 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */ 266 interrupt-parent = <&gpio1>; 267 interrupts = <3 IRQ_TYPE_EDGE_RISING>; 268 }; 269 }; 270 271 wlan_en_reg: regulator@1 { 272 compatible = "regulator-fixed"; 273 regulator-name = "wlan-en-regulator"; 274 regulator-min-microvolt = <1800000>; 275 regulator-max-microvolt = <1800000>; 276 /* WLAN_EN GPIO */ 277 gpio = <&gpio0 5 0>; 278 /* WLAN card specific delay */ 279 startup-delay-us = <70000>; 280 enable-active-high; 281 }; 282 }; 283 284 leds { 285 compatible = "gpio-leds"; 286 user_led4 { 287 label = "user_led4"; 288 gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */ 289 linux,default-trigger = "heartbeat"; 290 }; 291 292 user_led3 { 293 label = "user_led3"; 294 gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */ 295 linux,default-trigger = "mmc0"; 296 }; 297 298 user_led2 { 299 label = "user_led2"; 300 gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */ 301 linux,default-trigger = "mmc1"; 302 }; 303 304 user_led1 { 305 label = "user_led1"; 306 gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */ 307 linux,default-trigger = "cpu0"; 308 }; 309 310 wlan_active_led { 311 label = "wifi_active"; 312 gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */ 313 linux,default-trigger = "phy0tx"; 314 default-state = "off"; 315 }; 316 317 bt_active_led { 318 label = "bt_active"; 319 gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */ 320 linux,default-trigger = "hci0rx"; 321 default-state = "off"; 322 }; 323 }; 324 325 pmic: pmic@f8000000 { 326 compatible = "hisilicon,hi655x-pmic"; 327 reg = <0x0 0xf8000000 0x0 0x1000>; 328 interrupt-controller; 329 #interrupt-cells = <2>; 330 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; 331 332 regulators { 333 ldo2: LDO2 { 334 regulator-name = "LDO2_2V8"; 335 regulator-min-microvolt = <2500000>; 336 regulator-max-microvolt = <3200000>; 337 regulator-enable-ramp-delay = <120>; 338 }; 339 340 ldo7: LDO7 { 341 regulator-name = "LDO7_SDIO"; 342 regulator-min-microvolt = <1800000>; 343 regulator-max-microvolt = <3300000>; 344 regulator-enable-ramp-delay = <120>; 345 }; 346 347 ldo10: LDO10 { 348 regulator-name = "LDO10_2V85"; 349 regulator-min-microvolt = <1800000>; 350 regulator-max-microvolt = <3000000>; 351 regulator-enable-ramp-delay = <360>; 352 }; 353 354 ldo13: LDO13 { 355 regulator-name = "LDO13_1V8"; 356 regulator-min-microvolt = <1600000>; 357 regulator-max-microvolt = <1950000>; 358 regulator-enable-ramp-delay = <120>; 359 }; 360 361 ldo14: LDO14 { 362 regulator-name = "LDO14_2V8"; 363 regulator-min-microvolt = <2500000>; 364 regulator-max-microvolt = <3200000>; 365 regulator-enable-ramp-delay = <120>; 366 }; 367 368 ldo15: LDO15 { 369 regulator-name = "LDO15_1V8"; 370 regulator-min-microvolt = <1600000>; 371 regulator-max-microvolt = <1950000>; 372 regulator-boot-on; 373 regulator-always-on; 374 regulator-enable-ramp-delay = <120>; 375 }; 376 377 ldo17: LDO17 { 378 regulator-name = "LDO17_2V5"; 379 regulator-min-microvolt = <2500000>; 380 regulator-max-microvolt = <3200000>; 381 regulator-enable-ramp-delay = <120>; 382 }; 383 384 ldo19: LDO19 { 385 regulator-name = "LDO19_3V0"; 386 regulator-min-microvolt = <1800000>; 387 regulator-max-microvolt = <3000000>; 388 regulator-enable-ramp-delay = <360>; 389 }; 390 391 ldo21: LDO21 { 392 regulator-name = "LDO21_1V8"; 393 regulator-min-microvolt = <1650000>; 394 regulator-max-microvolt = <2000000>; 395 regulator-always-on; 396 regulator-enable-ramp-delay = <120>; 397 }; 398 399 ldo22: LDO22 { 400 regulator-name = "LDO22_1V2"; 401 regulator-min-microvolt = <900000>; 402 regulator-max-microvolt = <1200000>; 403 regulator-boot-on; 404 regulator-always-on; 405 regulator-enable-ramp-delay = <120>; 406 }; 407 }; 408 }; 409}; 410 411&uart2 { 412 label = "LS-UART0"; 413}; 414&uart3 { 415 label = "LS-UART1"; 416}; 417 418&ade { 419 status = "ok"; 420}; 421 422&dsi { 423 status = "ok"; 424 425 ports { 426 /* 1 for output port */ 427 port@1 { 428 reg = <1>; 429 430 dsi_out0: endpoint@0 { 431 remote-endpoint = <&adv7533_in>; 432 }; 433 }; 434 }; 435}; 436 437&i2c2 { 438 #address-cells = <1>; 439 #size-cells = <0>; 440 status = "ok"; 441 442 adv7533: adv7533@39 { 443 compatible = "adi,adv7533"; 444 reg = <0x39>; 445 interrupt-parent = <&gpio1>; 446 interrupts = <1 2>; 447 pd-gpio = <&gpio0 4 0>; 448 adi,dsi-lanes = <4>; 449 450 port { 451 adv7533_in: endpoint { 452 remote-endpoint = <&dsi_out0>; 453 }; 454 }; 455 }; 456}; 457