1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Samsung SMDK5420 board device tree source 4 * 5 * Copyright (c) 2013 Samsung Electronics Co., Ltd. 6 * http://www.samsung.com 7 */ 8 9/dts-v1/; 10#include "exynos5420.dtsi" 11#include "exynos5420-cpus.dtsi" 12#include <dt-bindings/clock/samsung,s2mps11.h> 13#include <dt-bindings/gpio/gpio.h> 14 15/ { 16 model = "Samsung SMDK5420 board based on Exynos5420"; 17 compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5"; 18 19 memory@20000000 { 20 device_type = "memory"; 21 reg = <0x20000000 0x80000000>; 22 }; 23 24 aliases { 25 mmc0 = &mmc_0; 26 mmc1 = &mmc_2; 27 }; 28 29 chosen { 30 bootargs = "init=/linuxrc"; 31 stdout-path = "serial2:115200n8"; 32 }; 33 34 fixed-rate-clocks { 35 oscclk { 36 compatible = "samsung,exynos5420-oscclk"; 37 clock-frequency = <24000000>; 38 }; 39 }; 40 41 vdd: regulator-0 { 42 compatible = "regulator-fixed"; 43 regulator-name = "vdd-supply"; 44 regulator-min-microvolt = <1800000>; 45 regulator-max-microvolt = <1800000>; 46 regulator-always-on; 47 }; 48 49 dbvdd: regulator-1 { 50 compatible = "regulator-fixed"; 51 regulator-name = "dbvdd-supply"; 52 regulator-min-microvolt = <3300000>; 53 regulator-max-microvolt = <3300000>; 54 regulator-always-on; 55 }; 56 57 spkvdd: regulator-2 { 58 compatible = "regulator-fixed"; 59 regulator-name = "spkvdd-supply"; 60 regulator-min-microvolt = <5000000>; 61 regulator-max-microvolt = <5000000>; 62 regulator-always-on; 63 }; 64 65 usb300_vbus_reg: regulator-3 { 66 compatible = "regulator-fixed"; 67 regulator-name = "VBUS0"; 68 regulator-min-microvolt = <5000000>; 69 regulator-max-microvolt = <5000000>; 70 gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>; 71 pinctrl-names = "default"; 72 pinctrl-0 = <&usb300_vbus_en>; 73 enable-active-high; 74 }; 75 76 usb301_vbus_reg: regulator-4 { 77 compatible = "regulator-fixed"; 78 regulator-name = "VBUS1"; 79 regulator-min-microvolt = <5000000>; 80 regulator-max-microvolt = <5000000>; 81 gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>; 82 pinctrl-names = "default"; 83 pinctrl-0 = <&usb301_vbus_en>; 84 enable-active-high; 85 }; 86 87}; 88 89&cpu0 { 90 cpu-supply = <&buck2_reg>; 91}; 92 93&cpu4 { 94 cpu-supply = <&buck6_reg>; 95}; 96 97&dp { 98 pinctrl-names = "default"; 99 pinctrl-0 = <&dp_hpd>; 100 samsung,color-space = <0>; 101 samsung,color-depth = <1>; 102 samsung,link-rate = <0x0a>; 103 samsung,lane-count = <4>; 104 status = "okay"; 105 106 display-timings { 107 native-mode = <&timing0>; 108 timing0: timing { 109 clock-frequency = <50000>; 110 hactive = <2560>; 111 vactive = <1600>; 112 hfront-porch = <48>; 113 hback-porch = <80>; 114 hsync-len = <32>; 115 vback-porch = <16>; 116 vfront-porch = <8>; 117 vsync-len = <6>; 118 }; 119 }; 120}; 121 122&fimd { 123 status = "okay"; 124}; 125 126&hdmi { 127 status = "okay"; 128 ddc = <&i2c_2>; 129 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; 130 pinctrl-names = "default"; 131 pinctrl-0 = <&hdmi_hpd_irq>; 132 vdd-supply = <&ldo6_reg>; 133 vdd_osc-supply = <&ldo7_reg>; 134 vdd_pll-supply = <&ldo6_reg>; 135}; 136 137&hsi2c_4 { 138 status = "okay"; 139 140 pmic@66 { 141 compatible = "samsung,s2mps11-pmic"; 142 reg = <0x66>; 143 wakeup-source; 144 145 s2mps11_osc: clocks { 146 compatible = "samsung,s2mps11-clk"; 147 #clock-cells = <1>; 148 clock-output-names = "s2mps11_ap", 149 "s2mps11_cp", "s2mps11_bt"; 150 }; 151 152 regulators { 153 ldo1_reg: LDO1 { 154 regulator-name = "vdd_ldo1"; 155 regulator-min-microvolt = <1000000>; 156 regulator-max-microvolt = <1000000>; 157 regulator-always-on; 158 }; 159 160 ldo3_reg: LDO3 { 161 regulator-name = "vdd_ldo3"; 162 regulator-min-microvolt = <1800000>; 163 regulator-max-microvolt = <1800000>; 164 regulator-always-on; 165 }; 166 167 ldo5_reg: LDO5 { 168 regulator-name = "vdd_ldo5"; 169 regulator-min-microvolt = <1800000>; 170 regulator-max-microvolt = <1800000>; 171 regulator-always-on; 172 }; 173 174 ldo6_reg: LDO6 { 175 regulator-name = "vdd_ldo6"; 176 regulator-min-microvolt = <1000000>; 177 regulator-max-microvolt = <1000000>; 178 regulator-always-on; 179 }; 180 181 ldo7_reg: LDO7 { 182 regulator-name = "vdd_ldo7"; 183 regulator-min-microvolt = <1800000>; 184 regulator-max-microvolt = <1800000>; 185 regulator-always-on; 186 }; 187 188 ldo8_reg: LDO8 { 189 regulator-name = "vdd_ldo8"; 190 regulator-min-microvolt = <1800000>; 191 regulator-max-microvolt = <1800000>; 192 regulator-always-on; 193 }; 194 195 ldo9_reg: LDO9 { 196 regulator-name = "vdd_ldo9"; 197 regulator-min-microvolt = <3000000>; 198 regulator-max-microvolt = <3000000>; 199 regulator-always-on; 200 }; 201 202 ldo10_reg: LDO10 { 203 regulator-name = "vdd_ldo10"; 204 regulator-min-microvolt = <1800000>; 205 regulator-max-microvolt = <1800000>; 206 regulator-always-on; 207 }; 208 209 ldo11_reg: LDO11 { 210 regulator-name = "vdd_ldo11"; 211 regulator-min-microvolt = <1000000>; 212 regulator-max-microvolt = <1000000>; 213 regulator-always-on; 214 }; 215 216 ldo12_reg: LDO12 { 217 regulator-name = "vdd_ldo12"; 218 regulator-min-microvolt = <1800000>; 219 regulator-max-microvolt = <1800000>; 220 regulator-always-on; 221 }; 222 223 ldo13_reg: LDO13 { 224 regulator-name = "vdd_ldo13"; 225 regulator-min-microvolt = <2800000>; 226 regulator-max-microvolt = <2800000>; 227 regulator-always-on; 228 }; 229 230 ldo15_reg: LDO15 { 231 regulator-name = "vdd_ldo15"; 232 regulator-min-microvolt = <3100000>; 233 regulator-max-microvolt = <3100000>; 234 regulator-always-on; 235 }; 236 237 ldo16_reg: LDO16 { 238 regulator-name = "vdd_ldo16"; 239 regulator-min-microvolt = <2200000>; 240 regulator-max-microvolt = <2200000>; 241 regulator-always-on; 242 }; 243 244 ldo17_reg: LDO17 { 245 regulator-name = "tsp_avdd"; 246 regulator-min-microvolt = <3300000>; 247 regulator-max-microvolt = <3300000>; 248 regulator-always-on; 249 }; 250 251 ldo19_reg: LDO19 { 252 regulator-name = "vdd_sd"; 253 regulator-min-microvolt = <2800000>; 254 regulator-max-microvolt = <2800000>; 255 regulator-always-on; 256 }; 257 258 ldo24_reg: LDO24 { 259 regulator-name = "tsp_io"; 260 regulator-min-microvolt = <2800000>; 261 regulator-max-microvolt = <2800000>; 262 regulator-always-on; 263 }; 264 265 buck1_reg: BUCK1 { 266 regulator-name = "vdd_mif"; 267 regulator-min-microvolt = <800000>; 268 regulator-max-microvolt = <1300000>; 269 regulator-always-on; 270 regulator-boot-on; 271 }; 272 273 buck2_reg: BUCK2 { 274 regulator-name = "vdd_arm"; 275 regulator-min-microvolt = <800000>; 276 regulator-max-microvolt = <1500000>; 277 regulator-always-on; 278 regulator-boot-on; 279 }; 280 281 buck3_reg: BUCK3 { 282 regulator-name = "vdd_int"; 283 regulator-min-microvolt = <800000>; 284 regulator-max-microvolt = <1400000>; 285 regulator-always-on; 286 regulator-boot-on; 287 }; 288 289 buck4_reg: BUCK4 { 290 regulator-name = "vdd_g3d"; 291 regulator-min-microvolt = <800000>; 292 regulator-max-microvolt = <1400000>; 293 regulator-always-on; 294 regulator-boot-on; 295 }; 296 297 buck5_reg: BUCK5 { 298 regulator-name = "vdd_mem"; 299 regulator-min-microvolt = <800000>; 300 regulator-max-microvolt = <1400000>; 301 regulator-always-on; 302 regulator-boot-on; 303 }; 304 305 buck6_reg: BUCK6 { 306 regulator-name = "vdd_kfc"; 307 regulator-min-microvolt = <800000>; 308 regulator-max-microvolt = <1500000>; 309 regulator-always-on; 310 regulator-boot-on; 311 }; 312 313 buck7_reg: BUCK7 { 314 regulator-name = "vdd_1.0v_ldo"; 315 regulator-min-microvolt = <800000>; 316 regulator-max-microvolt = <1500000>; 317 regulator-always-on; 318 regulator-boot-on; 319 }; 320 321 buck8_reg: BUCK8 { 322 regulator-name = "vdd_1.8v_ldo"; 323 regulator-min-microvolt = <800000>; 324 regulator-max-microvolt = <1500000>; 325 regulator-always-on; 326 regulator-boot-on; 327 }; 328 329 buck9_reg: BUCK9 { 330 regulator-name = "vdd_2.8v_ldo"; 331 regulator-min-microvolt = <3000000>; 332 regulator-max-microvolt = <3750000>; 333 regulator-always-on; 334 regulator-boot-on; 335 }; 336 337 buck10_reg: BUCK10 { 338 regulator-name = "vdd_vmem"; 339 regulator-min-microvolt = <2850000>; 340 regulator-max-microvolt = <2850000>; 341 regulator-always-on; 342 regulator-boot-on; 343 }; 344 }; 345 }; 346}; 347 348&i2c_2 { 349 samsung,i2c-sda-delay = <100>; 350 samsung,i2c-max-bus-freq = <66000>; 351 /* used by HDMI DDC */ 352 status = "okay"; 353}; 354 355&mixer { 356 status = "okay"; 357}; 358 359&mmc_0 { 360 status = "okay"; 361 broken-cd; 362 card-detect-delay = <200>; 363 mmc-ddr-1_8v; 364 samsung,dw-mshc-ciu-div = <3>; 365 samsung,dw-mshc-sdr-timing = <0 4>; 366 samsung,dw-mshc-ddr-timing = <0 2>; 367 samsung,dw-mshc-hs400-timing = <0 2>; 368 samsung,read-strobe-delay = <90>; 369 pinctrl-names = "default"; 370 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 371 &sd0_rclk>; 372 bus-width = <8>; 373 cap-mmc-highspeed; 374}; 375 376&mmc_2 { 377 status = "okay"; 378 card-detect-delay = <200>; 379 samsung,dw-mshc-ciu-div = <3>; 380 samsung,dw-mshc-sdr-timing = <2 3>; 381 samsung,dw-mshc-ddr-timing = <1 2>; 382 pinctrl-names = "default"; 383 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>; 384 bus-width = <4>; 385 cap-sd-highspeed; 386}; 387 388&pinctrl_0 { 389 hdmi_hpd_irq: hdmi-hpd-irq-pins { 390 samsung,pins = "gpx3-7"; 391 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; 392 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; 393 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 394 }; 395}; 396 397&pinctrl_2 { 398 usb300_vbus_en: usb300-vbus-en-pins { 399 samsung,pins = "gpg0-5"; 400 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 401 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 402 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 403 }; 404 405 usb301_vbus_en: usb301-vbus-en-pins { 406 samsung,pins = "gpg1-4"; 407 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 408 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 409 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 410 }; 411}; 412 413&rtc { 414 status = "okay"; 415 clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>; 416 clock-names = "rtc", "rtc_src"; 417}; 418 419&usbdrd3_0 { 420 vdd10-supply = <&ldo11_reg>; 421 vdd33-supply = <&ldo9_reg>; 422}; 423 424&usbdrd3_1 { 425 vdd10-supply = <&ldo11_reg>; 426 vdd33-supply = <&ldo9_reg>; 427}; 428 429&usbdrd_phy0 { 430 vbus-supply = <&usb300_vbus_reg>; 431}; 432 433&usbdrd_phy1 { 434 vbus-supply = <&usb301_vbus_reg>; 435}; 436