1// SPDX-License-Identifier: GPL-2.0 2/* 3 * dts file for Hisilicon HiKey Development Board 4 * 5 * Copyright (C) 2015, HiSilicon Ltd. 6 * 7 */ 8 9/dts-v1/; 10#include "hi6220.dtsi" 11#include "hikey-pinctrl.dtsi" 12#include <dt-bindings/gpio/gpio.h> 13 14/ { 15 model = "HiKey Development Board"; 16 compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220"; 17 18 aliases { 19 serial0 = &uart0; /* On board UART0 */ 20 serial1 = &uart1; /* BT UART */ 21 serial2 = &uart2; /* LS Expansion UART0 */ 22 serial3 = &uart3; /* LS Expansion UART1 */ 23 }; 24 25 chosen { 26 stdout-path = "serial3:115200n8"; 27 }; 28 29 /* 30 * Reserve below regions from memory node: 31 * 32 * 0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using 33 * 0x05f0,1000 - 0x05f0,1fff: Reboot reason 34 * 0x06df,f000 - 0x06df,ffff: Mailbox message data 35 * 0x0740,f000 - 0x0740,ffff: MCU firmware section 36 * 0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer 37 * 0x3e00,0000 - 0x3fff,ffff: OP-TEE 38 */ 39 memory@0 { 40 device_type = "memory"; 41 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>, 42 <0x00000000 0x05f00000 0x00000000 0x00001000>, 43 <0x00000000 0x05f02000 0x00000000 0x00efd000>, 44 <0x00000000 0x06e00000 0x00000000 0x0060f000>, 45 <0x00000000 0x07410000 0x00000000 0x1aaf0000>, 46 <0x00000000 0x22000000 0x00000000 0x1c000000>; 47 }; 48 49 reserved-memory { 50 #address-cells = <2>; 51 #size-cells = <2>; 52 ranges; 53 54 ramoops@21f00000 { 55 compatible = "ramoops"; 56 reg = <0x0 0x21f00000 0x0 0x00100000>; 57 record-size = <0x00020000>; 58 console-size = <0x00020000>; 59 ftrace-size = <0x00020000>; 60 }; 61 62 /* global autoconfigured region for contiguous allocations */ 63 linux,cma { 64 compatible = "shared-dma-pool"; 65 reusable; 66 size = <0x00000000 0x08000000>; 67 linux,cma-default; 68 }; 69 }; 70 71 reboot-mode-syscon@5f01000 { 72 compatible = "syscon", "simple-mfd"; 73 reg = <0x0 0x05f01000 0x0 0x00001000>; 74 75 reboot-mode { 76 compatible = "syscon-reboot-mode"; 77 offset = <0x0>; 78 79 mode-normal = <0x77665501>; 80 mode-bootloader = <0x77665500>; 81 mode-recovery = <0x77665502>; 82 }; 83 }; 84 85 reg_sys_5v: regulator-0 { 86 compatible = "regulator-fixed"; 87 regulator-name = "SYS_5V"; 88 regulator-min-microvolt = <5000000>; 89 regulator-max-microvolt = <5000000>; 90 regulator-boot-on; 91 regulator-always-on; 92 }; 93 94 reg_vdd_3v3: regulator-1 { 95 compatible = "regulator-fixed"; 96 regulator-name = "VDD_3V3"; 97 regulator-min-microvolt = <3300000>; 98 regulator-max-microvolt = <3300000>; 99 regulator-boot-on; 100 regulator-always-on; 101 vin-supply = <®_sys_5v>; 102 }; 103 104 reg_5v_hub: regulator-2 { 105 compatible = "regulator-fixed"; 106 regulator-name = "5V_HUB"; 107 regulator-min-microvolt = <5000000>; 108 regulator-max-microvolt = <5000000>; 109 regulator-boot-on; 110 gpio = <&gpio0 7 0>; 111 regulator-always-on; 112 vin-supply = <®_sys_5v>; 113 }; 114 115 wl1835_pwrseq: wl1835-pwrseq { 116 compatible = "mmc-pwrseq-simple"; 117 /* WLAN_EN GPIO */ 118 reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; 119 clocks = <&pmic>; 120 clock-names = "ext_clock"; 121 post-power-on-delay-ms = <10>; 122 power-off-delay-us = <10>; 123 }; 124 125 leds { 126 compatible = "gpio-leds"; 127 128 led-user-1 { 129 label = "green:user1"; 130 gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */ 131 linux,default-trigger = "heartbeat"; 132 }; 133 134 led-user-2 { 135 label = "green:user2"; 136 gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */ 137 linux,default-trigger = "mmc0"; 138 }; 139 140 led-user-3 { 141 label = "green:user3"; 142 gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */ 143 linux,default-trigger = "mmc1"; 144 }; 145 146 led-user-4 { 147 label = "green:user4"; 148 gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */ 149 panic-indicator; 150 linux,default-trigger = "none"; 151 }; 152 153 led-wlan { 154 label = "yellow:wlan"; 155 gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */ 156 linux,default-trigger = "phy0tx"; 157 default-state = "off"; 158 }; 159 160 led-bt { 161 label = "blue:bt"; 162 gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */ 163 linux,default-trigger = "hci0-power"; 164 default-state = "off"; 165 }; 166 }; 167 168 pmic: pmic@f8000000 { 169 compatible = "hisilicon,hi655x-pmic"; 170 reg = <0x0 0xf8000000 0x0 0x1000>; 171 #clock-cells = <0>; 172 interrupt-controller; 173 #interrupt-cells = <2>; 174 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; 175 176 regulators { 177 ldo2: LDO2 { 178 regulator-name = "LDO2_2V8"; 179 regulator-min-microvolt = <2500000>; 180 regulator-max-microvolt = <3200000>; 181 regulator-enable-ramp-delay = <120>; 182 }; 183 184 ldo7: LDO7 { 185 regulator-name = "LDO7_SDIO"; 186 regulator-min-microvolt = <1800000>; 187 regulator-max-microvolt = <3300000>; 188 regulator-enable-ramp-delay = <120>; 189 }; 190 191 ldo10: LDO10 { 192 regulator-name = "LDO10_2V85"; 193 regulator-min-microvolt = <1800000>; 194 regulator-max-microvolt = <3000000>; 195 regulator-enable-ramp-delay = <360>; 196 }; 197 198 ldo13: LDO13 { 199 regulator-name = "LDO13_1V8"; 200 regulator-min-microvolt = <1600000>; 201 regulator-max-microvolt = <1950000>; 202 regulator-enable-ramp-delay = <120>; 203 }; 204 205 ldo14: LDO14 { 206 regulator-name = "LDO14_2V8"; 207 regulator-min-microvolt = <2500000>; 208 regulator-max-microvolt = <3200000>; 209 regulator-enable-ramp-delay = <120>; 210 }; 211 212 ldo15: LDO15 { 213 regulator-name = "LDO15_1V8"; 214 regulator-min-microvolt = <1600000>; 215 regulator-max-microvolt = <1950000>; 216 regulator-boot-on; 217 regulator-always-on; 218 regulator-enable-ramp-delay = <120>; 219 }; 220 221 ldo17: LDO17 { 222 regulator-name = "LDO17_2V5"; 223 regulator-min-microvolt = <2500000>; 224 regulator-max-microvolt = <3200000>; 225 regulator-enable-ramp-delay = <120>; 226 }; 227 228 ldo19: LDO19 { 229 regulator-name = "LDO19_3V0"; 230 regulator-min-microvolt = <1800000>; 231 regulator-max-microvolt = <3000000>; 232 regulator-enable-ramp-delay = <360>; 233 }; 234 235 ldo21: LDO21 { 236 regulator-name = "LDO21_1V8"; 237 regulator-min-microvolt = <1650000>; 238 regulator-max-microvolt = <2000000>; 239 regulator-always-on; 240 regulator-enable-ramp-delay = <120>; 241 }; 242 243 ldo22: LDO22 { 244 regulator-name = "LDO22_1V2"; 245 regulator-min-microvolt = <900000>; 246 regulator-max-microvolt = <1200000>; 247 regulator-boot-on; 248 regulator-always-on; 249 regulator-enable-ramp-delay = <120>; 250 }; 251 }; 252 }; 253 254 firmware { 255 optee { 256 compatible = "linaro,optee-tz"; 257 method = "smc"; 258 }; 259 }; 260 261 sound_card { 262 compatible = "audio-graph-card"; 263 dais = <&i2s0_port0>; 264 }; 265}; 266 267&uart1 { 268 assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>; 269 assigned-clock-rates = <150000000>; 270 status = "okay"; 271 272 bluetooth { 273 compatible = "ti,wl1835-st"; 274 enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>; 275 clocks = <&pmic>; 276 clock-names = "ext_clock"; 277 }; 278}; 279 280&uart2 { 281 status = "okay"; 282 label = "LS-UART0"; 283}; 284 285&uart3 { 286 status = "okay"; 287 label = "LS-UART1"; 288}; 289 290&ade { 291 status = "okay"; 292}; 293 294&dsi { 295 status = "okay"; 296 297 ports { 298 /* 1 for output port */ 299 port@1 { 300 reg = <1>; 301 302 dsi_out0: endpoint@0 { 303 remote-endpoint = <&adv7533_in>; 304 }; 305 }; 306 }; 307}; 308 309&dwmmc_0 { 310 cap-mmc-highspeed; 311 non-removable; 312 bus-width = <0x8>; 313 vmmc-supply = <&ldo19>; 314}; 315 316&dwmmc_1 { 317 card-detect-delay = <200>; 318 cap-sd-highspeed; 319 sd-uhs-sdr12; 320 sd-uhs-sdr25; 321 sd-uhs-sdr50; 322 vqmmc-supply = <&ldo7>; 323 vmmc-supply = <&ldo10>; 324 bus-width = <0x4>; 325 disable-wp; 326 cd-gpios = <&gpio1 0 1>; 327}; 328 329&dwmmc_2 { 330 bus-width = <0x4>; 331 non-removable; 332 cap-power-off-card; 333 vmmc-supply = <®_vdd_3v3>; 334 mmc-pwrseq = <&wl1835_pwrseq>; 335 336 #address-cells = <0x1>; 337 #size-cells = <0x0>; 338 wlcore: wlcore@2 { 339 compatible = "ti,wl1835"; 340 reg = <2>; /* sdio func num */ 341 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */ 342 interrupt-parent = <&gpio1>; 343 interrupts = <3 IRQ_TYPE_EDGE_RISING>; 344 }; 345}; 346 347/* 348 * Legend: proper name = the GPIO line is used as GPIO 349 * NC = not connected (not routed from the SoC) 350 * "[PER]" = pin is muxed for peripheral (not GPIO) 351 * "" = no idea, schematic doesn't say, could be 352 * unrouted (not connected to any external pin) 353 * LSEC = Low Speed External Connector 354 * HSEC = High Speed External Connector 355 * 356 * Pin assignments taken from LeMaker and CircuitCo Schematics 357 * Rev A1. 358 * 359 * For the lines routed to the external connectors the 360 * lines are named after the 96Boards CE Specification 1.0, 361 * Appendix "Expansion Connector Signal Description". 362 * 363 * When the 96Board naming of a line and the schematic name of 364 * the same line are in conflict, the 96Board specification 365 * takes precedence, which means that the external UART on the 366 * LSEC is named UART0 while the schematic and SoC names this 367 * UART2. This is only for the informational lines i.e. "[FOO]", 368 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only 369 * ones actually used for GPIO. 370 */ 371&gpio0 { 372 gpio-line-names = "PWR_HOLD", "DSI_SEL", 373 "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON", 374 "PWRON_DET", "5V_HUB_EN"; 375}; 376 377&gpio1 { 378 gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N", 379 "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON"; 380}; 381 382&gpio2 { 383 gpio-line-names = 384 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */ 385 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */ 386 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */ 387 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */ 388 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */ 389 "USB_ID_DET", "USB_VBUS_DET", 390 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */ 391}; 392 393&gpio3 { 394 gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "", 395 "WLAN_ACTIVE", "NC", "NC"; 396}; 397 398&gpio4 { 399 gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3", 400 "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE"; 401}; 402 403&gpio5 { 404 gpio-line-names = "NC", "NC", 405 "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */ 406 "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */ 407 "[AUX_SSI1]", "NC", 408 "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */ 409 "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */ 410}; 411 412&gpio6 { 413 gpio-line-names = 414 "[SPI0_DIN]", /* Pin 10: SPI0_DI */ 415 "[SPI0_DOUT]", /* Pin 14: SPI0_DO */ 416 "[SPI0_CS]", /* Pin 12: SPI0_CS_N */ 417 "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */ 418 "NC", "NC", "NC", 419 "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */ 420}; 421 422&gpio7 { 423 gpio-line-names = "NC", "NC", "NC", "NC", 424 "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */ 425 "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */ 426 "NC", "NC"; 427}; 428 429&gpio8 { 430 gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC", 431 "", "", "", "", "", ""; 432}; 433 434&gpio9 { 435 gpio-line-names = "", 436 "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */ 437 "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */ 438 "NC", "NC", "NC", "NC", "[ISP_CCLK0]"; 439}; 440 441&gpio10 { 442 gpio-line-names = "BOOT_SEL", 443 "[ISP_CCLK1]", 444 "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */ 445 "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */ 446 "NC", "NC", 447 "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */ 448 "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */ 449}; 450 451&gpio11 { 452 gpio-line-names = 453 "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */ 454 "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */ 455 "", "NC", "NC", "NC", "", ""; 456}; 457 458&gpio12 { 459 gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]", 460 "[BT_PCM_DO]", 461 "NC", "NC", "NC", "NC", 462 "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */ 463}; 464 465&gpio13 { 466 gpio-line-names = "[UART0_RX]", "[UART0_TX]", 467 "[BT_UART1_CTS]", "[BT_UART1_RTS]", 468 "[BT_UART1_RX]", "[BT_UART1_TX]", 469 "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */ 470 "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */ 471}; 472 473&gpio14 { 474 gpio-line-names = 475 "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */ 476 "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */ 477 "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */ 478 "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */ 479 "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */ 480 "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */ 481 "[I2C2_SCL]", "[I2C2_SDA]"; 482}; 483 484&gpio15 { 485 gpio-line-names = "", "", "", "", "", "", "NC", ""; 486}; 487 488/* GPIO blocks 16 thru 19 do not appear to be routed to pins */ 489 490 491&i2c0 { 492 status = "okay"; 493}; 494 495&i2c1 { 496 status = "okay"; 497}; 498 499&i2c2 { 500 #address-cells = <1>; 501 #size-cells = <0>; 502 status = "okay"; 503 504 adv7533: adv7533@39 { 505 compatible = "adi,adv7533"; 506 reg = <0x39>; 507 interrupt-parent = <&gpio1>; 508 interrupts = <1 2>; 509 pd-gpios = <&gpio0 4 0>; 510 adi,dsi-lanes = <4>; 511 #sound-dai-cells = <0>; 512 513 ports { 514 #address-cells = <1>; 515 #size-cells = <0>; 516 port@0 { 517 reg = <0>; 518 adv7533_in: endpoint { 519 remote-endpoint = <&dsi_out0>; 520 }; 521 }; 522 port@2 { 523 reg = <2>; 524 codec_endpoint: endpoint { 525 remote-endpoint = <&i2s0_cpu_endpoint>; 526 }; 527 }; 528 }; 529 }; 530}; 531 532&i2s0 { 533 534 ports { 535 i2s0_port0: port@0 { 536 i2s0_cpu_endpoint: endpoint { 537 remote-endpoint = <&codec_endpoint>; 538 dai-format = "i2s"; 539 }; 540 }; 541 }; 542}; 543 544&spi0 { 545 status = "okay"; 546}; 547