src/arm/r8a7794-alt.dts

   1 /*
   2  * Device Tree Source for the Alt board
   3  *
   4  * Copyright (C) 2014 Renesas Electronics Corporation
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 /dts-v1/;
  12 #include "r8a7794.dtsi"
  13 #include <dt-bindings/gpio/gpio.h>
  14
  15 / {
  16         model = "Alt";
  17         compatible = "renesas,alt", "renesas,r8a7794";
  18
  19         aliases {
  20                 serial0 = &scif2;
  21                 i2c9 = &gpioi2c1;
  22                 i2c10 = &gpioi2c4;
  23                 i2c11 = &i2chdmi;
  24                 i2c12 = &i2cexio4;
  25         };
  26
  27         chosen {
  28                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  29                 stdout-path = "serial0:115200n8";
  30         };
  31
  32         memory@40000000 {
  33                 device_type = "memory";
  34                 reg = <0 0x40000000 0 0x40000000>;
  35         };
  36
  37         d3_3v: regulator-d3-3v {
  38                 compatible = "regulator-fixed";
  39                 regulator-name = "D3.3V";
  40                 regulator-min-microvolt = <3300000>;
  41                 regulator-max-microvolt = <3300000>;
  42                 regulator-boot-on;
  43                 regulator-always-on;
  44         };
  45
  46         vcc_sdhi0: regulator-vcc-sdhi0 {
  47                 compatible = "regulator-fixed";
  48
  49                 regulator-name = "SDHI0 Vcc";
  50                 regulator-min-microvolt = <3300000>;
  51                 regulator-max-microvolt = <3300000>;
  52
  53                 gpio = <&gpio2 26 GPIO_ACTIVE_HIGH>;
  54                 enable-active-high;
  55         };
  56
  57         vccq_sdhi0: regulator-vccq-sdhi0 {
  58                 compatible = "regulator-gpio";
  59
  60                 regulator-name = "SDHI0 VccQ";
  61                 regulator-min-microvolt = <1800000>;
  62                 regulator-max-microvolt = <3300000>;
  63
  64                 gpios = <&gpio2 29 GPIO_ACTIVE_HIGH>;
  65                 gpios-states = <1>;
  66                 states = <3300000 1
  67                           1800000 0>;
  68         };
  69
  70         vcc_sdhi1: regulator-vcc-sdhi1 {
  71                 compatible = "regulator-fixed";
  72
  73                 regulator-name = "SDHI1 Vcc";
  74                 regulator-min-microvolt = <3300000>;
  75                 regulator-max-microvolt = <3300000>;
  76
  77                 gpio = <&gpio4 26 GPIO_ACTIVE_HIGH>;
  78                 enable-active-high;
  79         };
  80
  81         vccq_sdhi1: regulator-vccq-sdhi1 {
  82                 compatible = "regulator-gpio";
  83
  84                 regulator-name = "SDHI1 VccQ";
  85                 regulator-min-microvolt = <1800000>;
  86                 regulator-max-microvolt = <3300000>;
  87
  88                 gpios = <&gpio4 29 GPIO_ACTIVE_HIGH>;
  89                 gpios-states = <1>;
  90                 states = <3300000 1
  91                           1800000 0>;
  92         };
  93
  94         lbsc {
  95                 #address-cells = <1>;
  96                 #size-cells = <1>;
  97         };
  98
  99         vga-encoder {
 100                 compatible = "adi,adv7123";
 101
 102                 ports {
 103                         #address-cells = <1>;
 104                         #size-cells = <0>;
 105
 106                         port@0 {
 107                                 reg = <0>;
 108                                 adv7123_in: endpoint {
 109                                         remote-endpoint = <&du_out_rgb1>;
 110                                 };
 111                         };
 112                         port@1 {
 113                                 reg = <1>;
 114                                 adv7123_out: endpoint {
 115                                         remote-endpoint = <&vga_in>;
 116                                 };
 117                         };
 118                 };
 119         };
 120
 121         vga {
 122                 compatible = "vga-connector";
 123
 124                 port {
 125                         vga_in: endpoint {
 126                                 remote-endpoint = <&adv7123_out>;
 127                         };
 128                 };
 129         };
 130
 131         x2_clk: x2-clock {
 132                 compatible = "fixed-clock";
 133                 #clock-cells = <0>;
 134                 clock-frequency = <74250000>;
 135         };
 136
 137         x13_clk: x13-clock {
 138                 compatible = "fixed-clock";
 139                 #clock-cells = <0>;
 140                 clock-frequency = <148500000>;
 141         };
 142
 143         gpioi2c1: i2c-9 {
 144                 #address-cells = <1>;
 145                 #size-cells = <0>;
 146                 compatible = "i2c-gpio";
 147                 status = "disabled";
 148                 scl-gpios = <&gpio4 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 149                 sda-gpios = <&gpio4 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 150         };
 151
 152         gpioi2c4: i2c-10 {
 153                 #address-cells = <1>;
 154                 #size-cells = <0>;
 155                 compatible = "i2c-gpio";
 156                 status = "disabled";
 157                 scl-gpios = <&gpio4 8 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 158                 sda-gpios = <&gpio4 9 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 159                 i2c-gpio,delay-us = <5>;
 160         };
 161
 162         /*
 163          * A fallback to GPIO is provided for I2C1.
 164          */
 165         i2chdmi: i2c-11 {
 166                 compatible = "i2c-demux-pinctrl";
 167                 i2c-parent = <&i2c1>, <&gpioi2c1>;
 168                 i2c-bus-name = "i2c-hdmi";
 169                 #address-cells = <1>;
 170                 #size-cells = <0>;
 171
 172                 composite-in@20 {
 173                         compatible = "adi,adv7180";
 174                         reg = <0x20>;
 175                         remote = <&vin0>;
 176
 177                         port {
 178                                 adv7180: endpoint {
 179                                         bus-width = <8>;
 180                                         remote-endpoint = <&vin0ep>;
 181                                 };
 182                         };
 183                 };
 184
 185                 eeprom@50 {
 186                         compatible = "renesas,r1ex24002", "atmel,24c02";
 187                         reg = <0x50>;
 188                         pagesize = <16>;
 189                 };
 190         };
 191
 192         /*
 193          * I2C4 is routed to EXIO connector B, pins 73 (SCL) + 74 (SDA).
 194          * A fallback to GPIO is provided.
 195          */
 196         i2cexio4: i2c-14 {
 197                 compatible = "i2c-demux-pinctrl";
 198                 i2c-parent = <&i2c4>, <&gpioi2c4>;
 199                 i2c-bus-name = "i2c-exio4";
 200                 #address-cells = <1>;
 201                 #size-cells = <0>;
 202         };
 203 };
 204
 205 &du {
 206         pinctrl-0 = <&du_pins>;
 207         pinctrl-names = "default";
 208         status = "okay";
 209
 210         clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>,
 211                  <&x13_clk>, <&x2_clk>;
 212         clock-names = "du.0", "du.1", "dclkin.0", "dclkin.1";
 213
 214         ports {
 215                 port@1 {
 216                         endpoint {
 217                                 remote-endpoint = <&adv7123_in>;
 218                         };
 219                 };
 220         };
 221 };
 222
 223 &extal_clk {
 224         clock-frequency = <20000000>;
 225 };
 226
 227 &pfc {
 228         pinctrl-0 = <&scif_clk_pins>;
 229         pinctrl-names = "default";
 230
 231         du_pins: du {
 232                 groups = "du1_rgb666", "du1_sync", "du1_disp", "du1_clk0_out";
 233                 function = "du1";
 234         };
 235
 236         scif2_pins: scif2 {
 237                 groups = "scif2_data";
 238                 function = "scif2";
 239         };
 240
 241         scif_clk_pins: scif_clk {
 242                 groups = "scif_clk";
 243                 function = "scif_clk";
 244         };
 245
 246         ether_pins: ether {
 247                 groups = "eth_link", "eth_mdio", "eth_rmii";
 248                 function = "eth";
 249         };
 250
 251         phy1_pins: phy1 {
 252                 groups = "intc_irq8";
 253                 function = "intc";
 254         };
 255
 256         i2c1_pins: i2c1 {
 257                 groups = "i2c1";
 258                 function = "i2c1";
 259         };
 260
 261         i2c4_pins: i2c4 {
 262                 groups = "i2c4";
 263                 function = "i2c4";
 264         };
 265
 266         vin0_pins: vin0 {
 267                 groups = "vin0_data8", "vin0_clk";
 268                 function = "vin0";
 269         };
 270
 271         mmcif0_pins: mmcif0 {
 272                 groups = "mmc_data8", "mmc_ctrl";
 273                 function = "mmc";
 274         };
 275
 276         sdhi0_pins: sd0 {
 277                 groups = "sdhi0_data4", "sdhi0_ctrl";
 278                 function = "sdhi0";
 279                 power-source = <3300>;
 280         };
 281
 282         sdhi0_pins_uhs: sd0_uhs {
 283                 groups = "sdhi0_data4", "sdhi0_ctrl";
 284                 function = "sdhi0";
 285                 power-source = <1800>;
 286         };
 287
 288         sdhi1_pins: sd1 {
 289                 groups = "sdhi1_data4", "sdhi1_ctrl";
 290                 function = "sdhi1";
 291                 power-source = <3300>;
 292         };
 293
 294         sdhi1_pins_uhs: sd1_uhs {
 295                 groups = "sdhi1_data4", "sdhi1_ctrl";
 296                 function = "sdhi1";
 297                 power-source = <1800>;
 298         };
 299 };
 300
 301 &cmt0 {
 302         status = "okay";
 303 };
 304
 305 &pfc {
 306         qspi_pins: qspi {
 307                 groups = "qspi_ctrl", "qspi_data4";
 308                 function = "qspi";
 309         };
 310 };
 311
 312 &ether {
 313         pinctrl-0 = <&ether_pins &phy1_pins>;
 314         pinctrl-names = "default";
 315
 316         phy-handle = <&phy1>;
 317         renesas,ether-link-active-low;
 318         status = "okay";
 319
 320         phy1: ethernet-phy@1 {
 321                 reg = <1>;
 322                 interrupt-parent = <&irqc0>;
 323                 interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
 324                 micrel,led-mode = <1>;
 325         };
 326 };
 327
 328 &mmcif0 {
 329         pinctrl-0 = <&mmcif0_pins>;
 330         pinctrl-names = "default";
 331
 332         vmmc-supply = <&d3_3v>;
 333         vqmmc-supply = <&d3_3v>;
 334         bus-width = <8>;
 335         non-removable;
 336         status = "okay";
 337 };
 338
 339 &rwdt {
 340         timeout-sec = <60>;
 341         status = "okay";
 342 };
 343
 344 &sdhi0 {
 345         pinctrl-0 = <&sdhi0_pins>;
 346         pinctrl-1 = <&sdhi0_pins_uhs>;
 347         pinctrl-names = "default", "state_uhs";
 348
 349         vmmc-supply = <&vcc_sdhi0>;
 350         vqmmc-supply = <&vccq_sdhi0>;
 351         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 352         wp-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
 353         sd-uhs-sdr50;
 354         sd-uhs-sdr104;
 355         status = "okay";
 356 };
 357
 358 &sdhi1 {
 359         pinctrl-0 = <&sdhi1_pins>;
 360         pinctrl-1 = <&sdhi1_pins_uhs>;
 361         pinctrl-names = "default", "state_uhs";
 362
 363         vmmc-supply = <&vcc_sdhi1>;
 364         vqmmc-supply = <&vccq_sdhi1>;
 365         cd-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
 366         wp-gpios = <&gpio6 15 GPIO_ACTIVE_HIGH>;
 367         sd-uhs-sdr50;
 368         status = "okay";
 369 };
 370
 371 &i2c1 {
 372         pinctrl-0 = <&i2c1_pins>;
 373         pinctrl-names = "i2c-hdmi";
 374
 375         clock-frequency = <400000>;
 376 };
 377
 378 &i2c4 {
 379         pinctrl-0 = <&i2c4_pins>;
 380         pinctrl-names = "i2c-exio4";
 381 };
 382
 383 &vin0 {
 384         status = "okay";
 385         pinctrl-0 = <&vin0_pins>;
 386         pinctrl-names = "default";
 387
 388         port {
 389                 vin0ep: endpoint {
 390                         remote-endpoint = <&adv7180>;
 391                         bus-width = <8>;
 392                 };
 393         };
 394 };
 395
 396 &scif2 {
 397         pinctrl-0 = <&scif2_pins>;
 398         pinctrl-names = "default";
 399
 400         status = "okay";
 401 };
 402
 403 &scif_clk {
 404         clock-frequency = <14745600>;
 405 };
 406
 407 &qspi {
 408         pinctrl-0 = <&qspi_pins>;
 409         pinctrl-names = "default";
 410
 411         status = "okay";
 412
 413         flash@0 {
 414                 compatible = "spansion,s25fl512s", "jedec,spi-nor";
 415                 reg = <0>;
 416                 spi-max-frequency = <30000000>;
 417                 spi-tx-bus-width = <4>;
 418                 spi-rx-bus-width = <4>;
 419                 spi-cpol;
 420                 spi-cpha;
 421                 m25p,fast-read;
 422
 423                 partitions {
 424                         compatible = "fixed-partitions";
 425                         #address-cells = <1>;
 426                         #size-cells = <1>;
 427
 428                         partition@0 {
 429                                 label = "loader";
 430                                 reg = <0x00000000 0x00040000>;
 431                                 read-only;
 432                         };
 433                         partition@40000 {
 434                                 label = "system";
 435                                 reg = <0x00040000 0x00040000>;
 436                                 read-only;
 437                         };
 438                         partition@80000 {
 439                                 label = "user";
 440                                 reg = <0x00080000 0x03f80000>;
 441                         };
 442                 };
 443         };
 444 };