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}; 136 137&hsi2c_4 { 138 status = "okay"; 139 140 s2mps11_pmic@66 { 141 compatible = "samsung,s2mps11-pmic"; 142 reg = <0x66>; 143 144 s2mps11_osc: clocks { 145 compatible = "samsung,s2mps11-clk"; 146 #clock-cells = <1>; 147 clock-output-names = "s2mps11_ap", 148 "s2mps11_cp", "s2mps11_bt"; 149 }; 150 151 regulators { 152 ldo1_reg: LDO1 { 153 regulator-name = "vdd_ldo1"; 154 regulator-min-microvolt = <1000000>; 155 regulator-max-microvolt = <1000000>; 156 regulator-always-on; 157 }; 158 159 ldo3_reg: LDO3 { 160 regulator-name = "vdd_ldo3"; 161 regulator-min-microvolt = <1800000>; 162 regulator-max-microvolt = <1800000>; 163 regulator-always-on; 164 }; 165 166 ldo5_reg: LDO5 { 167 regulator-name = "vdd_ldo5"; 168 regulator-min-microvolt = <1800000>; 169 regulator-max-microvolt = <1800000>; 170 regulator-always-on; 171 }; 172 173 ldo6_reg: LDO6 { 174 regulator-name = "vdd_ldo6"; 175 regulator-min-microvolt = <1000000>; 176 regulator-max-microvolt = <1000000>; 177 regulator-always-on; 178 }; 179 180 ldo7_reg: LDO7 { 181 regulator-name = "vdd_ldo7"; 182 regulator-min-microvolt = <1800000>; 183 regulator-max-microvolt = <1800000>; 184 regulator-always-on; 185 }; 186 187 ldo8_reg: LDO8 { 188 regulator-name = "vdd_ldo8"; 189 regulator-min-microvolt = <1800000>; 190 regulator-max-microvolt = <1800000>; 191 regulator-always-on; 192 }; 193 194 ldo9_reg: LDO9 { 195 regulator-name = "vdd_ldo9"; 196 regulator-min-microvolt = <3000000>; 197 regulator-max-microvolt = <3000000>; 198 regulator-always-on; 199 }; 200 201 ldo10_reg: LDO10 { 202 regulator-name = "vdd_ldo10"; 203 regulator-min-microvolt = <1800000>; 204 regulator-max-microvolt = <1800000>; 205 regulator-always-on; 206 }; 207 208 ldo11_reg: LDO11 { 209 regulator-name = "vdd_ldo11"; 210 regulator-min-microvolt = <1000000>; 211 regulator-max-microvolt = <1000000>; 212 regulator-always-on; 213 }; 214 215 ldo12_reg: LDO12 { 216 regulator-name = "vdd_ldo12"; 217 regulator-min-microvolt = <1800000>; 218 regulator-max-microvolt = <1800000>; 219 regulator-always-on; 220 }; 221 222 ldo13_reg: LDO13 { 223 regulator-name = "vdd_ldo13"; 224 regulator-min-microvolt = <2800000>; 225 regulator-max-microvolt = <2800000>; 226 regulator-always-on; 227 }; 228 229 ldo15_reg: LDO15 { 230 regulator-name = "vdd_ldo15"; 231 regulator-min-microvolt = <3100000>; 232 regulator-max-microvolt = <3100000>; 233 regulator-always-on; 234 }; 235 236 ldo16_reg: LDO16 { 237 regulator-name = "vdd_ldo16"; 238 regulator-min-microvolt = <2200000>; 239 regulator-max-microvolt = <2200000>; 240 regulator-always-on; 241 }; 242 243 ldo17_reg: LDO17 { 244 regulator-name = "tsp_avdd"; 245 regulator-min-microvolt = <3300000>; 246 regulator-max-microvolt = <3300000>; 247 regulator-always-on; 248 }; 249 250 ldo19_reg: LDO19 { 251 regulator-name = "vdd_sd"; 252 regulator-min-microvolt = <2800000>; 253 regulator-max-microvolt = <2800000>; 254 regulator-always-on; 255 }; 256 257 ldo24_reg: LDO24 { 258 regulator-name = "tsp_io"; 259 regulator-min-microvolt = <2800000>; 260 regulator-max-microvolt = <2800000>; 261 regulator-always-on; 262 }; 263 264 buck1_reg: BUCK1 { 265 regulator-name = "vdd_mif"; 266 regulator-min-microvolt = <800000>; 267 regulator-max-microvolt = <1300000>; 268 regulator-always-on; 269 regulator-boot-on; 270 }; 271 272 buck2_reg: BUCK2 { 273 regulator-name = "vdd_arm"; 274 regulator-min-microvolt = <800000>; 275 regulator-max-microvolt = <1500000>; 276 regulator-always-on; 277 regulator-boot-on; 278 }; 279 280 buck3_reg: BUCK3 { 281 regulator-name = "vdd_int"; 282 regulator-min-microvolt = <800000>; 283 regulator-max-microvolt = <1400000>; 284 regulator-always-on; 285 regulator-boot-on; 286 }; 287 288 buck4_reg: BUCK4 { 289 regulator-name = "vdd_g3d"; 290 regulator-min-microvolt = <800000>; 291 regulator-max-microvolt = <1400000>; 292 regulator-always-on; 293 regulator-boot-on; 294 }; 295 296 buck5_reg: BUCK5 { 297 regulator-name = "vdd_mem"; 298 regulator-min-microvolt = <800000>; 299 regulator-max-microvolt = <1400000>; 300 regulator-always-on; 301 regulator-boot-on; 302 }; 303 304 buck6_reg: BUCK6 { 305 regulator-name = "vdd_kfc"; 306 regulator-min-microvolt = <800000>; 307 regulator-max-microvolt = <1500000>; 308 regulator-always-on; 309 regulator-boot-on; 310 }; 311 312 buck7_reg: BUCK7 { 313 regulator-name = "vdd_1.0v_ldo"; 314 regulator-min-microvolt = <800000>; 315 regulator-max-microvolt = <1500000>; 316 regulator-always-on; 317 regulator-boot-on; 318 }; 319 320 buck8_reg: BUCK8 { 321 regulator-name = "vdd_1.8v_ldo"; 322 regulator-min-microvolt = <800000>; 323 regulator-max-microvolt = <1500000>; 324 regulator-always-on; 325 regulator-boot-on; 326 }; 327 328 buck9_reg: BUCK9 { 329 regulator-name = "vdd_2.8v_ldo"; 330 regulator-min-microvolt = <3000000>; 331 regulator-max-microvolt = <3750000>; 332 regulator-always-on; 333 regulator-boot-on; 334 }; 335 336 buck10_reg: BUCK10 { 337 regulator-name = "vdd_vmem"; 338 regulator-min-microvolt = <2850000>; 339 regulator-max-microvolt = <2850000>; 340 regulator-always-on; 341 regulator-boot-on; 342 }; 343 }; 344 }; 345}; 346 347&i2c_2 { 348 samsung,i2c-sda-delay = <100>; 349 samsung,i2c-max-bus-freq = <66000>; 350 /* used by HDMI DDC */ 351 status = "okay"; 352}; 353 354&mixer { 355 status = "okay"; 356}; 357 358&mmc_0 { 359 status = "okay"; 360 broken-cd; 361 card-detect-delay = <200>; 362 samsung,dw-mshc-ciu-div = <3>; 363 samsung,dw-mshc-sdr-timing = <0 4>; 364 samsung,dw-mshc-ddr-timing = <0 2>; 365 samsung,dw-mshc-hs400-timing = <0 2>; 366 samsung,read-strobe-delay = <90>; 367 pinctrl-names = "default"; 368 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 369 &sd0_rclk>; 370 bus-width = <8>; 371 cap-mmc-highspeed; 372}; 373 374&mmc_2 { 375 status = "okay"; 376 card-detect-delay = <200>; 377 samsung,dw-mshc-ciu-div = <3>; 378 samsung,dw-mshc-sdr-timing = <2 3>; 379 samsung,dw-mshc-ddr-timing = <1 2>; 380 pinctrl-names = "default"; 381 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>; 382 bus-width = <4>; 383 cap-sd-highspeed; 384}; 385 386&pinctrl_0 { 387 hdmi_hpd_irq: hdmi-hpd-irq { 388 samsung,pins = "gpx3-7"; 389 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; 390 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; 391 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 392 }; 393}; 394 395&pinctrl_2 { 396 usb300_vbus_en: usb300-vbus-en { 397 samsung,pins = "gpg0-5"; 398 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 399 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 400 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 401 }; 402 403 usb301_vbus_en: usb301-vbus-en { 404 samsung,pins = "gpg1-4"; 405 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; 406 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 407 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; 408 }; 409}; 410 411&rtc { 412 status = "okay"; 413}; 414 415&usbdrd_phy0 { 416 vbus-supply = <&usb300_vbus_reg>; 417}; 418 419&usbdrd_phy1 { 420 vbus-supply = <&usb301_vbus_reg>; 421}; 422
