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/gpio/gpio.h> 13 14/ { 15 model = "Samsung SMDK5420 board based on EXYNOS5420"; 16 compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5"; 17 18 memory@20000000 { 19 device_type = "memory"; 20 reg = <0x20000000 0x80000000>; 21 }; 22 23 chosen { 24 bootargs = "init=/linuxrc"; 25 stdout-path = "serial2:115200n8"; 26 }; 27 28 fixed-rate-clocks { 29 oscclk { 30 compatible = "samsung,exynos5420-oscclk"; 31 clock-frequency = <24000000>; 32 }; 33 }; 34 35 regulators { 36 compatible = "simple-bus"; 37 #address-cells = <1>; 38 #size-cells = <0>; 39 40 vdd: fixed-regulator@0 { 41 compatible = "regulator-fixed"; 42 reg = <0>; 43 regulator-name = "vdd-supply"; 44 regulator-min-microvolt = <1800000>; 45 regulator-max-microvolt = <1800000>; 46 regulator-always-on; 47 }; 48 49 dbvdd: fixed-regulator@1 { 50 compatible = "regulator-fixed"; 51 reg = <1>; 52 regulator-name = "dbvdd-supply"; 53 regulator-min-microvolt = <3300000>; 54 regulator-max-microvolt = <3300000>; 55 regulator-always-on; 56 }; 57 58 spkvdd: fixed-regulator@2 { 59 compatible = "regulator-fixed"; 60 reg = <2>; 61 regulator-name = "spkvdd-supply"; 62 regulator-min-microvolt = <5000000>; 63 regulator-max-microvolt = <5000000>; 64 regulator-always-on; 65 }; 66 }; 67 68 usb300_vbus_reg: regulator-usb300 { 69 compatible = "regulator-fixed"; 70 regulator-name = "VBUS0"; 71 regulator-min-microvolt = <5000000>; 72 regulator-max-microvolt = <5000000>; 73 gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>; 74 pinctrl-names = "default"; 75 pinctrl-0 = <&usb300_vbus_en>; 76 enable-active-high; 77 }; 78 79 usb301_vbus_reg: regulator-usb301 { 80 compatible = "regulator-fixed"; 81 regulator-name = "VBUS1"; 82 regulator-min-microvolt = <5000000>; 83 regulator-max-microvolt = <5000000>; 84 gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>; 85 pinctrl-names = "default"; 86 pinctrl-0 = <&usb301_vbus_en>; 87 enable-active-high; 88 }; 89 90}; 91 92&cpu0 { 93 cpu-supply = <&buck2_reg>; 94}; 95 96&cpu4 { 97 cpu-supply = <&buck6_reg>; 98}; 99 100&dp { 101 pinctrl-names = "default"; 102 pinctrl-0 = <&dp_hpd>; 103 samsung,color-space = <0>; 104 samsung,color-depth = <1>; 105 samsung,link-rate = <0x0a>; 106 samsung,lane-count = <4>; 107 status = "okay"; 108 109 display-timings { 110 native-mode = <&timing0>; 111 timing0: timing { 112 clock-frequency = <50000>; 113 hactive = <2560>; 114 vactive = <1600>; 115 hfront-porch = <48>; 116 hback-porch = <80>; 117 hsync-len = <32>; 118 vback-porch = <16>; 119 vfront-porch = <8>; 120 vsync-len = <6>; 121 }; 122 }; 123}; 124 125&fimd { 126 status = "okay"; 127}; 128 129&hdmi { 130 status = "okay"; 131 ddc = <&i2c_2>; 132 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; 133 pinctrl-names = "default"; 134 pinctrl-0 = <&hdmi_hpd_irq>; 135 vdd-supply = <&ldo6_reg>; 136 vdd_osc-supply = <&ldo7_reg>; 137 vdd_pll-supply = <&ldo6_reg>; 138}; 139 140&hsi2c_4 { 141 status = "okay"; 142 143 s2mps11_pmic@66 { 144 compatible = "samsung,s2mps11-pmic"; 145 reg = <0x66>; 146 147 s2mps11_osc: clocks { 148 compatible = "samsung,s2mps11-clk"; 149 #clock-cells = <1>; 150 clock-output-names = "s2mps11_ap", 151 "s2mps11_cp", "s2mps11_bt"; 152 }; 153 154 regulators { 155 ldo1_reg: LDO1 { 156 regulator-name = "vdd_ldo1"; 157 regulator-min-microvolt = <1000000>; 158 regulator-max-microvolt = <1000000>; 159 regulator-always-on; 160 }; 161 162 ldo3_reg: LDO3 { 163 regulator-name = "vdd_ldo3"; 164 regulator-min-microvolt = <1800000>; 165 regulator-max-microvolt = <1800000>; 166 regulator-always-on; 167 }; 168 169 ldo5_reg: LDO5 { 170 regulator-name = "vdd_ldo5"; 171 regulator-min-microvolt = <1800000>; 172 regulator-max-microvolt = <1800000>; 173 regulator-always-on; 174 }; 175 176 ldo6_reg: LDO6 { 177 regulator-name = "vdd_ldo6"; 178 regulator-min-microvolt = <1000000>; 179 regulator-max-microvolt = <1000000>; 180 regulator-always-on; 181 }; 182 183 ldo7_reg: LDO7 { 184 regulator-name = "vdd_ldo7"; 185 regulator-min-microvolt = <1800000>; 186 regulator-max-microvolt = <1800000>; 187 regulator-always-on; 188 }; 189 190 ldo8_reg: LDO8 { 191 regulator-name = "vdd_ldo8"; 192 regulator-min-microvolt = <1800000>; 193 regulator-max-microvolt = <1800000>; 194 regulator-always-on; 195 }; 196 197 ldo9_reg: LDO9 { 198 regulator-name = "vdd_ldo9"; 199 regulator-min-microvolt = <3000000>; 200 regulator-max-microvolt = <3000000>; 201 regulator-always-on; 202 }; 203 204 ldo10_reg: LDO10 { 205 regulator-name = "vdd_ldo10"; 206 regulator-min-microvolt = <1800000>; 207 regulator-max-microvolt = <1800000>; 208 regulator-always-on; 209 }; 210 211 ldo11_reg: LDO11 { 212 regulator-name = "vdd_ldo11"; 213 regulator-min-microvolt = <1000000>; 214 regulator-max-microvolt = <1000000>; 215 regulator-always-on; 216 }; 217 218 ldo12_reg: LDO12 { 219 regulator-name = "vdd_ldo12"; 220 regulator-min-microvolt = <1800000>; 221 regulator-max-microvolt = <1800000>; 222 regulator-always-on; 223 }; 224 225 ldo13_reg: LDO13 { 226 regulator-name = "vdd_ldo13"; 227 regulator-min-microvolt = <2800000>; 228 regulator-max-microvolt = <2800000>; 229 regulator-always-on; 230 }; 231 232 ldo15_reg: LDO15 { 233 regulator-name = "vdd_ldo15"; 234 regulator-min-microvolt = <3100000>; 235 regulator-max-microvolt = <3100000>; 236 regulator-always-on; 237 }; 238 239 ldo16_reg: LDO16 { 240 regulator-name = "vdd_ldo16"; 241 regulator-min-microvolt = <2200000>; 242 regulator-max-microvolt = <2200000>; 243 regulator-always-on; 244 }; 245 246 ldo17_reg: LDO17 { 247 regulator-name = "tsp_avdd"; 248 regulator-min-microvolt = <3300000>; 249 regulator-max-microvolt = <3300000>; 250 regulator-always-on; 251 }; 252 253 ldo19_reg: LDO19 { 254 regulator-name = "vdd_sd"; 255 regulator-min-microvolt = <2800000>; 256 regulator-max-microvolt = <2800000>; 257 regulator-always-on; 258 }; 259 260 ldo24_reg: LDO24 { 261 regulator-name = "tsp_io"; 262 regulator-min-microvolt = <2800000>; 263 regulator-max-microvolt = <2800000>; 264 regulator-always-on; 265 }; 266 267 buck1_reg: BUCK1 { 268 regulator-name = "vdd_mif"; 269 regulator-min-microvolt = <800000>; 270 regulator-max-microvolt = <1300000>; 271 regulator-always-on; 272 regulator-boot-on; 273 }; 274 275 buck2_reg: BUCK2 { 276 regulator-name = "vdd_arm"; 277 regulator-min-microvolt = <800000>; 278 regulator-max-microvolt = <1500000>; 279 regulator-always-on; 280 regulator-boot-on; 281 }; 282 283 buck3_reg: BUCK3 { 284 regulator-name = "vdd_int"; 285 regulator-min-microvolt = <800000>; 286 regulator-max-microvolt = <1400000>; 287 regulator-always-on; 288 regulator-boot-on; 289 }; 290 291 buck4_reg: BUCK4 { 292 regulator-name = "vdd_g3d"; 293 regulator-min-microvolt = <800000>; 294 regulator-max-microvolt = <1400000>; 295 regulator-always-on; 296 regulator-boot-on; 297 }; 298 299 buck5_reg: BUCK5 { 300 regulator-name = "vdd_mem"; 301 regulator-min-microvolt = <800000>; 302 regulator-max-microvolt = <1400000>; 303 regulator-always-on; 304 regulator-boot-on; 305 }; 306 307 buck6_reg: BUCK6 { 308 regulator-name = "vdd_kfc"; 309 regulator-min-microvolt = <800000>; 310 regulator-max-microvolt = <1500000>; 311 regulator-always-on; 312 regulator-boot-on; 313 }; 314 315 buck7_reg: BUCK7 { 316 regulator-name = "vdd_1.0v_ldo"; 317 regulator-min-microvolt = <800000>; 318 regulator-max-microvolt = <1500000>; 319 regulator-always-on; 320 regulator-boot-on; 321 }; 322 323 buck8_reg: BUCK8 { 324 regulator-name = "vdd_1.8v_ldo"; 325 regulator-min-microvolt = <800000>; 326 regulator-max-microvolt = <1500000>; 327 regulator-always-on; 328 regulator-boot-on; 329 }; 330 331 buck9_reg: BUCK9 { 332 regulator-name = "vdd_2.8v_ldo"; 333 regulator-min-microvolt = <3000000>; 334 regulator-max-microvolt = <3750000>; 335 regulator-always-on; 336 regulator-boot-on; 337 }; 338 339 buck10_reg: BUCK10 { 340 regulator-name = "vdd_vmem"; 341 regulator-min-microvolt = <2850000>; 342 regulator-max-microvolt = <2850000>; 343 regulator-always-on; 344 regulator-boot-on; 345 }; 346 }; 347 }; 348}; 349 350&i2c_2 { 351 samsung,i2c-sda-delay = <100>; 352 samsung,i2c-max-bus-freq = <66000>; 353 /* used by HDMI DDC */ 354 status = "okay"; 355}; 356 357&mixer { 358 status = "okay"; 359}; 360 361&mmc_0 { 362 status = "okay"; 363 broken-cd; 364 card-detect-delay = <200>; 365 samsung,dw-mshc-ciu-div = <3>; 366 samsung,dw-mshc-sdr-timing = <0 4>; 367 samsung,dw-mshc-ddr-timing = <0 2>; 368 samsung,dw-mshc-hs400-timing = <0 2>; 369 samsung,read-strobe-delay = <90>; 370 pinctrl-names = "default"; 371 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 372 &sd0_rclk>; 373 bus-width = <8>; 374 cap-mmc-highspeed; 375}; 376 377&mmc_2 { 378 status = "okay"; 379 card-detect-delay = <200>; 380 samsung,dw-mshc-ciu-div = <3>; 381 samsung,dw-mshc-sdr-timing = <2 3>; 382 samsung,dw-mshc-ddr-timing = <1 2>; 383 pinctrl-names = "default"; 384 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>; 385 bus-width = <4>; 386 cap-sd-highspeed; 387}; 388 389&pinctrl_0 { 390 hdmi_hpd_irq: hdmi-hpd-irq { 391 samsung,pins = "gpx3-7"; 392 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; 393 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; 394 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 395 }; 396}; 397 398&pinctrl_2 { 399 usb300_vbus_en: usb300-vbus-en { 400 samsung,pins = "gpg0-5"; 401 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 402 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 403 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 404 }; 405 406 usb301_vbus_en: usb301-vbus-en { 407 samsung,pins = "gpg1-4"; 408 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 409 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 410 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 411 }; 412}; 413 414&rtc { 415 status = "okay"; 416}; 417 418&usbdrd_phy0 { 419 vbus-supply = <&usb300_vbus_reg>; 420}; 421 422&usbdrd_phy1 { 423 vbus-supply = <&usb301_vbus_reg>; 424}; 425