1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (c) 2016 BayLibre, Inc. 4 */ 5/dts-v1/; 6#include "da850.dtsi" 7#include <dt-bindings/gpio/gpio.h> 8#include <dt-bindings/input/input.h> 9 10/ { 11 model = "DA850/AM1808/OMAP-L138 LCDK"; 12 compatible = "ti,da850-lcdk", "ti,da850"; 13 14 aliases { 15 serial2 = &serial2; 16 ethernet0 = ð0; 17 }; 18 19 chosen { 20 stdout-path = "serial2:115200n8"; 21 }; 22 23 memory@c0000000 { 24 /* 128 MB DDR2 SDRAM @ 0xc0000000 */ 25 reg = <0xc0000000 0x08000000>; 26 }; 27 28 reserved-memory { 29 #address-cells = <1>; 30 #size-cells = <1>; 31 ranges; 32 33 dsp_memory_region: dsp-memory@c3000000 { 34 compatible = "shared-dma-pool"; 35 reg = <0xc3000000 0x1000000>; 36 reusable; 37 status = "okay"; 38 }; 39 }; 40 41 vcc_5vd: fixedregulator-vcc_5vd { 42 compatible = "regulator-fixed"; 43 regulator-name = "vcc_5vd"; 44 regulator-min-microvolt = <5000000>; 45 regulator-max-microvolt = <5000000>; 46 regulator-boot-on; 47 }; 48 49 vcc_3v3d: fixedregulator-vcc_3v3d { 50 /* TPS650250 - VDCDC1 */ 51 compatible = "regulator-fixed"; 52 regulator-name = "vcc_3v3d"; 53 regulator-min-microvolt = <3300000>; 54 regulator-max-microvolt = <3300000>; 55 vin-supply = <&vcc_5vd>; 56 regulator-always-on; 57 regulator-boot-on; 58 }; 59 60 vcc_1v8d: fixedregulator-vcc_1v8d { 61 /* TPS650250 - VDCDC2 */ 62 compatible = "regulator-fixed"; 63 regulator-name = "vcc_1v8d"; 64 regulator-min-microvolt = <1800000>; 65 regulator-max-microvolt = <1800000>; 66 vin-supply = <&vcc_5vd>; 67 regulator-always-on; 68 regulator-boot-on; 69 }; 70 71 sound { 72 compatible = "simple-audio-card"; 73 simple-audio-card,name = "DA850-OMAPL138 LCDK"; 74 simple-audio-card,widgets = 75 "Line", "Line In", 76 "Line", "Line Out", 77 "Microphone", "Mic Jack"; 78 simple-audio-card,routing = 79 "LINE1L", "Line In", 80 "LINE1R", "Line In", 81 "Line Out", "LLOUT", 82 "Line Out", "RLOUT", 83 "MIC3L", "Mic Jack", 84 "MIC3R", "Mic Jack", 85 "Mic Jack", "Mic Bias"; 86 simple-audio-card,format = "dsp_b"; 87 simple-audio-card,bitclock-master = <&link0_codec>; 88 simple-audio-card,frame-master = <&link0_codec>; 89 simple-audio-card,bitclock-inversion; 90 91 simple-audio-card,cpu { 92 sound-dai = <&mcasp0>; 93 system-clock-frequency = <24576000>; 94 }; 95 96 link0_codec: simple-audio-card,codec { 97 sound-dai = <&tlv320aic3106>; 98 system-clock-frequency = <24576000>; 99 }; 100 }; 101 102 gpio-keys { 103 compatible = "gpio-keys"; 104 autorepeat; 105 106 user1 { 107 label = "GPIO Key USER1"; 108 linux,code = <BTN_0>; 109 gpios = <&gpio 36 GPIO_ACTIVE_LOW>; 110 }; 111 112 user2 { 113 label = "GPIO Key USER2"; 114 linux,code = <BTN_1>; 115 gpios = <&gpio 37 GPIO_ACTIVE_LOW>; 116 }; 117 }; 118 119 vga-bridge { 120 compatible = "ti,ths8135"; 121 #address-cells = <1>; 122 #size-cells = <0>; 123 124 ports { 125 #address-cells = <1>; 126 #size-cells = <0>; 127 128 port@0 { 129 reg = <0>; 130 131 vga_bridge_in: endpoint { 132 remote-endpoint = <&lcdc_out_vga>; 133 }; 134 }; 135 136 port@1 { 137 reg = <1>; 138 139 vga_bridge_out: endpoint { 140 remote-endpoint = <&vga_con_in>; 141 }; 142 }; 143 }; 144 }; 145 146 vga { 147 compatible = "vga-connector"; 148 149 ddc-i2c-bus = <&i2c0>; 150 151 port { 152 vga_con_in: endpoint { 153 remote-endpoint = <&vga_bridge_out>; 154 }; 155 }; 156 }; 157 158 cvdd: regulator0 { 159 compatible = "regulator-fixed"; 160 regulator-name = "cvdd"; 161 regulator-min-microvolt = <1300000>; 162 regulator-max-microvolt = <1300000>; 163 regulator-always-on; 164 regulator-boot-on; 165 }; 166}; 167 168&ref_clk { 169 clock-frequency = <24000000>; 170}; 171 172&cpu { 173 cpu-supply = <&cvdd>; 174}; 175 176/* 177 * LCDK has a fixed CVDD of 1.3V, so only operating points >= 300MHz are 178 * valid. Unfortunately due to a problem with the DA8XX OHCI controller, we 179 * can't enable more than one OPP by default, since the controller sometimes 180 * becomes unresponsive after a transition. Fix the frequency at 456 MHz. 181 */ 182 183&opp_100 { 184 status = "disabled"; 185}; 186 187&opp_200 { 188 status = "disabled"; 189}; 190 191&opp_300 { 192 status = "disabled"; 193}; 194 195&opp_456 { 196 status = "okay"; 197}; 198 199&pmx_core { 200 status = "okay"; 201 202 mcasp0_pins: mcasp0-pins { 203 pinctrl-single,bits = < 204 /* AHCLKX AFSX ACLKX */ 205 0x00 0x00101010 0x00f0f0f0 206 /* ARX13 ARX14 */ 207 0x04 0x00000110 0x00000ff0 208 >; 209 }; 210 211 nand_pins: nand-pins { 212 pinctrl-single,bits = < 213 /* EMA_WAIT[0], EMA_OE, EMA_WE, EMA_CS[3] */ 214 0x1c 0x10110010 0xf0ff00f0 215 /* 216 * EMA_D[0], EMA_D[1], EMA_D[2], 217 * EMA_D[3], EMA_D[4], EMA_D[5], 218 * EMA_D[6], EMA_D[7] 219 */ 220 0x24 0x11111111 0xffffffff 221 /* 222 * EMA_D[8], EMA_D[9], EMA_D[10], 223 * EMA_D[11], EMA_D[12], EMA_D[13], 224 * EMA_D[14], EMA_D[15] 225 */ 226 0x20 0x11111111 0xffffffff 227 /* EMA_A[1], EMA_A[2] */ 228 0x30 0x01100000 0x0ff00000 229 >; 230 }; 231}; 232 233&serial2 { 234 pinctrl-names = "default"; 235 pinctrl-0 = <&serial2_rxtx_pins>; 236 status = "okay"; 237}; 238 239&wdt { 240 status = "okay"; 241}; 242 243&rtc0 { 244 status = "okay"; 245}; 246 247&gpio { 248 status = "okay"; 249}; 250 251&sata_refclk { 252 status = "okay"; 253 clock-frequency = <100000000>; 254}; 255 256&sata { 257 status = "okay"; 258}; 259 260&mdio { 261 pinctrl-names = "default"; 262 pinctrl-0 = <&mdio_pins>; 263 bus_freq = <2200000>; 264 status = "okay"; 265}; 266 267ð0 { 268 pinctrl-names = "default"; 269 pinctrl-0 = <&mii_pins>; 270 status = "okay"; 271}; 272 273&mmc0 { 274 max-frequency = <50000000>; 275 bus-width = <4>; 276 pinctrl-names = "default"; 277 pinctrl-0 = <&mmc0_pins>; 278 cd-gpios = <&gpio 64 GPIO_ACTIVE_LOW>; 279 status = "okay"; 280}; 281 282&i2c0 { 283 pinctrl-names = "default"; 284 pinctrl-0 = <&i2c0_pins>; 285 clock-frequency = <100000>; 286 status = "okay"; 287 288 tlv320aic3106: tlv320aic3106@18 { 289 #sound-dai-cells = <0>; 290 compatible = "ti,tlv320aic3106"; 291 reg = <0x18>; 292 adc-settle-ms = <40>; 293 ai3x-micbias-vg = <1>; /* 2.0V */ 294 status = "okay"; 295 296 /* Regulators */ 297 IOVDD-supply = <&vcc_3v3d>; 298 AVDD-supply = <&vcc_3v3d>; 299 DRVDD-supply = <&vcc_3v3d>; 300 DVDD-supply = <&vcc_1v8d>; 301 }; 302}; 303 304&mcasp0 { 305 #sound-dai-cells = <0>; 306 pinctrl-names = "default"; 307 pinctrl-0 = <&mcasp0_pins>; 308 status = "okay"; 309 310 op-mode = <0>; /* DAVINCI_MCASP_IIS_MODE */ 311 tdm-slots = <2>; 312 serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */ 313 0 0 0 0 314 0 0 0 0 315 0 0 0 0 316 0 1 2 0 317 >; 318 tx-num-evt = <32>; 319 rx-num-evt = <32>; 320}; 321 322&usb_phy { 323 status = "okay"; 324}; 325 326&usb0 { 327 status = "okay"; 328}; 329 330&usb1 { 331 status = "okay"; 332}; 333 334&aemif { 335 pinctrl-names = "default"; 336 pinctrl-0 = <&nand_pins>; 337 status = "okay"; 338 cs3 { 339 #address-cells = <2>; 340 #size-cells = <1>; 341 clock-ranges; 342 ranges; 343 344 ti,cs-chipselect = <3>; 345 346 nand@2000000,0 { 347 compatible = "ti,davinci-nand"; 348 #address-cells = <1>; 349 #size-cells = <1>; 350 reg = <0 0x02000000 0x02000000 351 1 0x00000000 0x00008000>; 352 353 ti,davinci-chipselect = <1>; 354 ti,davinci-mask-ale = <0>; 355 ti,davinci-mask-cle = <0>; 356 ti,davinci-mask-chipsel = <0>; 357 358 ti,davinci-nand-buswidth = <16>; 359 ti,davinci-ecc-mode = "hw"; 360 ti,davinci-ecc-bits = <4>; 361 ti,davinci-nand-use-bbt; 362 363 /* 364 * The OMAP-L132/L138 Bootloader doc SPRAB41E reads: 365 * "To boot from NAND Flash, the AIS should be written 366 * to NAND block 1 (NAND block 0 is not used by default)". 367 * The same doc mentions that for ROM "Silicon Revision 2.1", 368 * "Updated NAND boot mode to offer boot from block 0 or block 1". 369 * However the limitaion is left here by default for compatibility 370 * with older silicon and because it needs new boot pin settings 371 * not possible in stock LCDK. 372 */ 373 partitions { 374 compatible = "fixed-partitions"; 375 #address-cells = <1>; 376 #size-cells = <1>; 377 378 partition@0 { 379 label = "u-boot env"; 380 reg = <0 0x020000>; 381 }; 382 partition@20000 { 383 /* The LCDK defaults to booting from this partition */ 384 label = "u-boot"; 385 reg = <0x020000 0x080000>; 386 }; 387 partition@a0000 { 388 label = "free space"; 389 reg = <0x0a0000 0>; 390 }; 391 }; 392 }; 393 }; 394}; 395 396&prictrl { 397 status = "okay"; 398}; 399 400&memctrl { 401 status = "okay"; 402}; 403 404&lcdc { 405 status = "okay"; 406 pinctrl-names = "default"; 407 pinctrl-0 = <&lcd_pins>; 408 409 port { 410 lcdc_out_vga: endpoint { 411 remote-endpoint = <&vga_bridge_in>; 412 }; 413 }; 414}; 415 416&vpif { 417 pinctrl-names = "default"; 418 pinctrl-0 = <&vpif_capture_pins>; 419 status = "okay"; 420}; 421 422&dsp { 423 memory-region = <&dsp_memory_region>; 424 status = "okay"; 425}; 426