Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/exynos5250-smdk5250.dts
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1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Samsung SMDK5250 board device tree source 4 * 5 * Copyright (c) 2012 Samsung Electronics Co., Ltd. 6 * http://www.samsung.com 7 */ 8 9 /dts-v1/; 10 #include <dt-bindings/clock/maxim,max77686.h> 11 #include <dt-bindings/gpio/gpio.h> 12 #include <dt-bindings/interrupt-controller/irq.h> 13 #include "exynos5250.dtsi" 14 15 / { 16 model = "Samsung SMDK5250 board based on Exynos5250"; 17 compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5"; 18 19 aliases { 20 }; 21 22 memory@40000000 { 23 device_type = "memory"; 24 reg = <0x40000000 0x80000000>; 25 }; 26 27 chosen { 28 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc"; 29 stdout-path = "serial2:115200n8"; 30 }; 31 32 vdd: fixed-regulator-vdd { 33 compatible = "regulator-fixed"; 34 regulator-name = "vdd-supply"; 35 regulator-min-microvolt = <1800000>; 36 regulator-max-microvolt = <1800000>; 37 regulator-always-on; 38 }; 39 40 dbvdd: fixed-regulator-dbvdd { 41 compatible = "regulator-fixed"; 42 regulator-name = "dbvdd-supply"; 43 regulator-min-microvolt = <3300000>; 44 regulator-max-microvolt = <3300000>; 45 regulator-always-on; 46 }; 47 48 spkvdd: fixed-regulator-spkvdd { 49 compatible = "regulator-fixed"; 50 regulator-name = "spkvdd-supply"; 51 regulator-min-microvolt = <5000000>; 52 regulator-max-microvolt = <5000000>; 53 regulator-always-on; 54 }; 55 56 sound { 57 compatible = "samsung,smdk-wm8994"; 58 59 samsung,i2s-controller = <&i2s0>; 60 samsung,audio-codec = <&wm8994>; 61 }; 62 63 fixed-rate-clocks { 64 xxti { 65 compatible = "samsung,clock-xxti"; 66 clock-frequency = <24000000>; 67 }; 68 69 codec_mclk: codec-mclk { 70 compatible = "fixed-clock"; 71 #clock-cells = <0>; 72 clock-frequency = <16934000>; 73 }; 74 }; 75 }; 76 77 &cpu0 { 78 cpu0-supply = <&buck2_reg>; 79 }; 80 81 &dp { 82 samsung,color-space = <0>; 83 samsung,color-depth = <1>; 84 samsung,link-rate = <0x0a>; 85 samsung,lane-count = <4>; 86 87 pinctrl-names = "default"; 88 pinctrl-0 = <&dp_hpd>; 89 status = "okay"; 90 91 display-timings { 92 native-mode = <&timing0>; 93 94 timing0: timing { 95 /* 1280x800 */ 96 clock-frequency = <50000>; 97 hactive = <1280>; 98 vactive = <800>; 99 hfront-porch = <4>; 100 hback-porch = <4>; 101 hsync-len = <4>; 102 vback-porch = <4>; 103 vfront-porch = <4>; 104 vsync-len = <4>; 105 }; 106 }; 107 }; 108 109 &ehci { 110 samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>; 111 }; 112 113 &fimd { 114 status = "okay"; 115 }; 116 117 &hdmi { 118 status = "okay"; 119 ddc = <&i2c_2>; 120 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; 121 vdd-supply = <&ldo8_reg>; 122 vdd_osc-supply = <&ldo10_reg>; 123 vdd_pll-supply = <&ldo8_reg>; 124 }; 125 126 &i2c_0 { 127 status = "okay"; 128 samsung,i2c-sda-delay = <100>; 129 samsung,i2c-max-bus-freq = <20000>; 130 131 eeprom@50 { 132 compatible = "samsung,s524ad0xd1", "atmel,24c128"; 133 reg = <0x50>; 134 }; 135 136 max77686: pmic@9 { 137 compatible = "maxim,max77686"; 138 reg = <0x09>; 139 interrupt-parent = <&gpx3>; 140 interrupts = <2 IRQ_TYPE_LEVEL_LOW>; 141 pinctrl-names = "default"; 142 pinctrl-0 = <&max77686_irq>; 143 #clock-cells = <1>; 144 wakeup-source; 145 146 voltage-regulators { 147 ldo1_reg: LDO1 { 148 regulator-name = "P1.0V_LDO_OUT1"; 149 regulator-min-microvolt = <1000000>; 150 regulator-max-microvolt = <1000000>; 151 regulator-always-on; 152 }; 153 154 ldo2_reg: LDO2 { 155 regulator-name = "P1.2V_LDO_OUT2"; 156 regulator-min-microvolt = <1200000>; 157 regulator-max-microvolt = <1200000>; 158 regulator-always-on; 159 }; 160 161 ldo3_reg: LDO3 { 162 regulator-name = "P1.8V_LDO_OUT3"; 163 regulator-min-microvolt = <1800000>; 164 regulator-max-microvolt = <1800000>; 165 regulator-always-on; 166 }; 167 168 ldo4_reg: LDO4 { 169 regulator-name = "P2.8V_LDO_OUT4"; 170 regulator-min-microvolt = <2800000>; 171 regulator-max-microvolt = <2800000>; 172 }; 173 174 ldo5_reg: LDO5 { 175 regulator-name = "P1.8V_LDO_OUT5"; 176 regulator-min-microvolt = <1800000>; 177 regulator-max-microvolt = <1800000>; 178 }; 179 180 ldo6_reg: LDO6 { 181 regulator-name = "P1.1V_LDO_OUT6"; 182 regulator-min-microvolt = <1100000>; 183 regulator-max-microvolt = <1100000>; 184 regulator-always-on; 185 }; 186 187 ldo7_reg: LDO7 { 188 regulator-name = "P1.1V_LDO_OUT7"; 189 regulator-min-microvolt = <1100000>; 190 regulator-max-microvolt = <1100000>; 191 regulator-always-on; 192 }; 193 194 ldo8_reg: LDO8 { 195 regulator-name = "P1.0V_LDO_OUT8"; 196 regulator-min-microvolt = <1000000>; 197 regulator-max-microvolt = <1000000>; 198 }; 199 200 ldo10_reg: LDO10 { 201 regulator-name = "P1.8V_LDO_OUT10"; 202 regulator-min-microvolt = <1800000>; 203 regulator-max-microvolt = <1800000>; 204 regulator-always-on; 205 }; 206 207 ldo11_reg: LDO11 { 208 regulator-name = "P1.8V_LDO_OUT11"; 209 regulator-min-microvolt = <1800000>; 210 regulator-max-microvolt = <1800000>; 211 }; 212 213 ldo12_reg: LDO12 { 214 regulator-name = "P3.0V_LDO_OUT12"; 215 regulator-min-microvolt = <3000000>; 216 regulator-max-microvolt = <3000000>; 217 }; 218 219 ldo13_reg: LDO13 { 220 regulator-name = "P1.8V_LDO_OUT13"; 221 regulator-min-microvolt = <1800000>; 222 regulator-max-microvolt = <1800000>; 223 }; 224 225 ldo14_reg: LDO14 { 226 regulator-name = "P1.8V_LDO_OUT14"; 227 regulator-min-microvolt = <1800000>; 228 regulator-max-microvolt = <1800000>; 229 }; 230 231 ldo15_reg: LDO15 { 232 regulator-name = "P1.0V_LDO_OUT15"; 233 regulator-min-microvolt = <1000000>; 234 regulator-max-microvolt = <1000000>; 235 }; 236 237 ldo16_reg: LDO16 { 238 regulator-name = "P1.8V_LDO_OUT16"; 239 regulator-min-microvolt = <1800000>; 240 regulator-max-microvolt = <1800000>; 241 }; 242 243 buck1_reg: BUCK1 { 244 regulator-name = "vdd_mif"; 245 regulator-min-microvolt = <950000>; 246 regulator-max-microvolt = <1300000>; 247 regulator-always-on; 248 regulator-boot-on; 249 }; 250 251 buck2_reg: BUCK2 { 252 regulator-name = "vdd_arm"; 253 regulator-min-microvolt = <850000>; 254 regulator-max-microvolt = <1350000>; 255 regulator-always-on; 256 regulator-boot-on; 257 }; 258 259 buck3_reg: BUCK3 { 260 regulator-name = "vdd_int"; 261 regulator-min-microvolt = <900000>; 262 regulator-max-microvolt = <1200000>; 263 regulator-always-on; 264 regulator-boot-on; 265 }; 266 267 buck4_reg: BUCK4 { 268 regulator-name = "vdd_g3d"; 269 regulator-min-microvolt = <850000>; 270 regulator-max-microvolt = <1300000>; 271 regulator-always-on; 272 regulator-boot-on; 273 }; 274 275 buck5_reg: BUCK5 { 276 regulator-name = "P1.8V_BUCK_OUT5"; 277 regulator-min-microvolt = <1800000>; 278 regulator-max-microvolt = <1800000>; 279 regulator-always-on; 280 regulator-boot-on; 281 }; 282 }; 283 }; 284 }; 285 286 &i2c_1 { 287 status = "okay"; 288 samsung,i2c-sda-delay = <100>; 289 samsung,i2c-max-bus-freq = <20000>; 290 291 eeprom@51 { 292 compatible = "samsung,s524ad0xd1", "atmel,24c128"; 293 reg = <0x51>; 294 }; 295 296 wm8994: audio-codec@1a { 297 compatible = "wlf,wm8994"; 298 reg = <0x1a>; 299 300 gpio-controller; 301 #gpio-cells = <2>; 302 303 clocks = <&codec_mclk>; 304 clock-names = "MCLK1"; 305 306 AVDD2-supply = <&vdd>; 307 CPVDD-supply = <&vdd>; 308 DBVDD-supply = <&dbvdd>; 309 SPKVDD1-supply = <&spkvdd>; 310 SPKVDD2-supply = <&spkvdd>; 311 }; 312 }; 313 314 &i2c_2 { 315 status = "okay"; 316 /* used by HDMI DDC */ 317 samsung,i2c-sda-delay = <100>; 318 samsung,i2c-max-bus-freq = <66000>; 319 }; 320 321 &i2c_8 { 322 status = "okay"; 323 /* used by HDMI PHY */ 324 samsung,i2c-sda-delay = <100>; 325 samsung,i2c-max-bus-freq = <66000>; 326 }; 327 328 &i2c_9 { 329 status = "okay"; 330 samsung,i2c-sda-delay = <100>; 331 samsung,i2c-max-bus-freq = <40000>; 332 }; 333 334 &i2s0 { 335 status = "okay"; 336 }; 337 338 &mixer { 339 status = "okay"; 340 }; 341 342 &mmc_0 { 343 status = "okay"; 344 broken-cd; 345 card-detect-delay = <200>; 346 samsung,dw-mshc-ciu-div = <3>; 347 samsung,dw-mshc-sdr-timing = <2 3>; 348 samsung,dw-mshc-ddr-timing = <1 2>; 349 pinctrl-names = "default"; 350 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>; 351 bus-width = <8>; 352 cap-mmc-highspeed; 353 }; 354 355 &mmc_2 { 356 status = "okay"; 357 card-detect-delay = <200>; 358 samsung,dw-mshc-ciu-div = <3>; 359 samsung,dw-mshc-sdr-timing = <2 3>; 360 samsung,dw-mshc-ddr-timing = <1 2>; 361 pinctrl-names = "default"; 362 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; 363 bus-width = <4>; 364 disable-wp; 365 cap-sd-highspeed; 366 }; 367 368 &rtc { 369 status = "okay"; 370 clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>; 371 clock-names = "rtc", "rtc_src"; 372 }; 373 374 &sata { 375 status = "okay"; 376 }; 377 378 &sata_phy { 379 status = "okay"; 380 samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; 381 }; 382 383 &sata_phy_i2c { 384 status = "okay"; 385 }; 386 387 &spi_1 { 388 status = "okay"; 389 cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>; 390 391 flash@0 { 392 #address-cells = <1>; 393 #size-cells = <1>; 394 compatible = "w25x80"; 395 reg = <0>; 396 spi-max-frequency = <1000000>; 397 398 controller-data { 399 samsung,spi-feedback-delay = <0>; 400 }; 401 402 partition@0 { 403 label = "U-Boot"; 404 reg = <0x0 0x40000>; 405 read-only; 406 }; 407 408 partition@40000 { 409 label = "Kernel"; 410 reg = <0x40000 0xc0000>; 411 }; 412 }; 413 }; 414 415 &pinctrl_0 { 416 max77686_irq: max77686-irq-pins { 417 samsung,pins = "gpx3-2"; 418 samsung,pin-function = <EXYNOS_PIN_FUNC_F>; 419 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 420 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; 421 }; 422 }; 423 424 &usbdrd { 425 vdd10-supply = <&ldo15_reg>; 426 vdd33-supply = <&ldo12_reg>; 427 };
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