arch/arm/boot/dts/da850-lcdk.dts

   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 = &eth0;
  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
 159 &ref_clk {
 160         clock-frequency = <24000000>;
 161 };
 162
 163 &pmx_core {
 164         status = "okay";
 165
 166         mcasp0_pins: pinmux_mcasp0_pins {
 167                 pinctrl-single,bits = <
 168                         /* AHCLKX AFSX ACLKX */
 169                         0x00 0x00101010 0x00f0f0f0
 170                         /* ARX13 ARX14 */
 171                         0x04 0x00000110 0x00000ff0
 172                 >;
 173         };
 174
 175         nand_pins: nand_pins {
 176                 pinctrl-single,bits = <
 177                         /* EMA_WAIT[0], EMA_OE, EMA_WE, EMA_CS[3] */
 178                         0x1c 0x10110010  0xf0ff00f0
 179                         /*
 180                          * EMA_D[0], EMA_D[1], EMA_D[2],
 181                          * EMA_D[3], EMA_D[4], EMA_D[5],
 182                          * EMA_D[6], EMA_D[7]
 183                          */
 184                         0x24 0x11111111  0xffffffff
 185                         /*
 186                          * EMA_D[8],  EMA_D[9],  EMA_D[10],
 187                          * EMA_D[11], EMA_D[12], EMA_D[13],
 188                          * EMA_D[14], EMA_D[15]
 189                          */
 190                         0x20 0x11111111  0xffffffff
 191                         /* EMA_A[1], EMA_A[2] */
 192                         0x30 0x01100000  0x0ff00000
 193                 >;
 194         };
 195 };
 196
 197 &serial2 {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&serial2_rxtx_pins>;
 200         status = "okay";
 201 };
 202
 203 &wdt {
 204         status = "okay";
 205 };
 206
 207 &rtc0 {
 208         status = "okay";
 209 };
 210
 211 &gpio {
 212         status = "okay";
 213 };
 214
 215 &sata_refclk {
 216         status = "okay";
 217         clock-frequency = <100000000>;
 218 };
 219
 220 &sata {
 221         status = "okay";
 222 };
 223
 224 &mdio {
 225         pinctrl-names = "default";
 226         pinctrl-0 = <&mdio_pins>;
 227         bus_freq = <2200000>;
 228         status = "okay";
 229 };
 230
 231 &eth0 {
 232         pinctrl-names = "default";
 233         pinctrl-0 = <&mii_pins>;
 234         status = "okay";
 235 };
 236
 237 &mmc0 {
 238         max-frequency = <50000000>;
 239         bus-width = <4>;
 240         pinctrl-names = "default";
 241         pinctrl-0 = <&mmc0_pins>;
 242         cd-gpios = <&gpio 64 GPIO_ACTIVE_LOW>;
 243         status = "okay";
 244 };
 245
 246 &i2c0 {
 247         pinctrl-names = "default";
 248         pinctrl-0 = <&i2c0_pins>;
 249         clock-frequency = <100000>;
 250         status = "okay";
 251
 252         tlv320aic3106: tlv320aic3106@18 {
 253                 #sound-dai-cells = <0>;
 254                 compatible = "ti,tlv320aic3106";
 255                 reg = <0x18>;
 256                 adc-settle-ms = <40>;
 257                 ai3x-micbias-vg = <1>;          /* 2.0V */
 258                 status = "okay";
 259
 260                 /* Regulators */
 261                 IOVDD-supply = <&vcc_3v3d>;
 262                 AVDD-supply = <&vcc_3v3d>;
 263                 DRVDD-supply = <&vcc_3v3d>;
 264                 DVDD-supply = <&vcc_1v8d>;
 265         };
 266 };
 267
 268 &mcasp0 {
 269         #sound-dai-cells = <0>;
 270         pinctrl-names = "default";
 271         pinctrl-0 = <&mcasp0_pins>;
 272         status = "okay";
 273
 274         op-mode = <0>;   /* DAVINCI_MCASP_IIS_MODE */
 275         tdm-slots = <2>;
 276         serial-dir = <   /* 0: INACTIVE, 1: TX, 2: RX */
 277                 0 0 0 0
 278                 0 0 0 0
 279                 0 0 0 0
 280                 0 1 2 0
 281         >;
 282         tx-num-evt = <32>;
 283         rx-num-evt = <32>;
 284 };
 285
 286 &usb_phy {
 287         status = "okay";
 288 };
 289
 290 &usb0 {
 291         status = "okay";
 292 };
 293
 294 &usb1 {
 295         status = "okay";
 296 };
 297
 298 &aemif {
 299         pinctrl-names = "default";
 300         pinctrl-0 = <&nand_pins>;
 301         status = "okay";
 302         cs3 {
 303                 #address-cells = <2>;
 304                 #size-cells = <1>;
 305                 clock-ranges;
 306                 ranges;
 307
 308                 ti,cs-chipselect = <3>;
 309
 310                 nand@2000000,0 {
 311                         compatible = "ti,davinci-nand";
 312                         #address-cells = <1>;
 313                         #size-cells = <1>;
 314                         reg = <0 0x02000000 0x02000000
 315                                1 0x00000000 0x00008000>;
 316
 317                         ti,davinci-chipselect = <1>;
 318                         ti,davinci-mask-ale = <0>;
 319                         ti,davinci-mask-cle = <0>;
 320                         ti,davinci-mask-chipsel = <0>;
 321
 322                         ti,davinci-nand-buswidth = <16>;
 323                         ti,davinci-ecc-mode = "hw";
 324                         ti,davinci-ecc-bits = <4>;
 325                         ti,davinci-nand-use-bbt;
 326
 327                         /*
 328                          * The OMAP-L132/L138 Bootloader doc SPRAB41E reads:
 329                          * "To boot from NAND Flash, the AIS should be written
 330                          * to NAND block 1 (NAND block 0 is not used by default)".
 331                          * The same doc mentions that for ROM "Silicon Revision 2.1",
 332                          * "Updated NAND boot mode to offer boot from block 0 or block 1".
 333                          * However the limitaion is left here by default for compatibility
 334                          * with older silicon and because it needs new boot pin settings
 335                          * not possible in stock LCDK.
 336                          */
 337                         partitions {
 338                                 compatible = "fixed-partitions";
 339                                 #address-cells = <1>;
 340                                 #size-cells = <1>;
 341
 342                                 partition@0 {
 343                                         label = "u-boot env";
 344                                         reg = <0 0x020000>;
 345                                 };
 346                                 partition@20000 {
 347                                         /* The LCDK defaults to booting from this partition */
 348                                         label = "u-boot";
 349                                         reg = <0x020000 0x080000>;
 350                                 };
 351                                 partition@a0000 {
 352                                         label = "free space";
 353                                         reg = <0x0a0000 0>;
 354                                 };
 355                         };
 356                 };
 357         };
 358 };
 359
 360 &prictrl {
 361         status = "okay";
 362 };
 363
 364 &memctrl {
 365         status = "okay";
 366 };
 367
 368 &lcdc {
 369         status = "okay";
 370         pinctrl-names = "default";
 371         pinctrl-0 = <&lcd_pins>;
 372
 373         port {
 374                 lcdc_out_vga: endpoint {
 375                         remote-endpoint = <&vga_bridge_in>;
 376                 };
 377         };
 378 };
 379
 380 &vpif {
 381         pinctrl-names = "default";
 382         pinctrl-0 = <&vpif_capture_pins>;
 383         status = "okay";
 384 };
 385
 386 &dsp {
 387         memory-region = <&dsp_memory_region>;
 388         status = "okay";
 389 };