arch/arm/boot/dts/bcm2711-rpi-cm4s.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /dts-v1/;
   3 #include "bcm2711.dtsi"
   4 #include "bcm2711-rpi.dtsi"
   5
   6 / {
   7         compatible = "raspberrypi,4-compute-module-s", "brcm,bcm2711";
   8         model = "Raspberry Pi Compute Module 4S";
   9
  10         chosen {
  11                 /* 8250 auxiliary UART instead of pl011 */
  12                 stdout-path = "serial1:115200n8";
  13         };
  14
  15         leds {
  16                 led-act {
  17                         gpios = <&virtgpio 0 0>;
  18                 };
  19         };
  20 };
  21
  22 &ddc0 {
  23         status = "okay";
  24 };
  25
  26 &gpio {
  27         /*
  28          * Parts taken from rpi_SCH_4b_4p0_reduced.pdf and
  29          * the official GPU firmware DT blob.
  30          *
  31          * Legend:
  32          * "FOO" = GPIO line named "FOO" on the schematic
  33          * "FOO_N" = GPIO line named "FOO" on schematic, active low
  34          */
  35         gpio-line-names = "ID_SDA",
  36                           "ID_SCL",
  37                           "SDA1",
  38                           "SCL1",
  39                           "GPIO_GCLK",
  40                           "GPIO5",
  41                           "GPIO6",
  42                           "SPI_CE1_N",
  43                           "SPI_CE0_N",
  44                           "SPI_MISO",
  45                           "SPI_MOSI",
  46                           "SPI_SCLK",
  47                           "GPIO12",
  48                           "GPIO13",
  49                           /* Serial port */
  50                           "TXD1",
  51                           "RXD1",
  52                           "GPIO16",
  53                           "GPIO17",
  54                           "GPIO18",
  55                           "GPIO19",
  56                           "GPIO20",
  57                           "GPIO21",
  58                           "GPIO22",
  59                           "GPIO23",
  60                           "GPIO24",
  61                           "GPIO25",
  62                           "GPIO26",
  63                           "GPIO27",
  64                           "GPIO28",
  65                           "GPIO29",
  66                           "GPIO30",
  67                           "GPIO31",
  68                           "GPIO32",
  69                           "GPIO33",
  70                           "GPIO34",
  71                           "GPIO35",
  72                           "GPIO36",
  73                           "GPIO37",
  74                           "GPIO38",
  75                           "GPIO39",
  76                           "PWM0_MISO",
  77                           "PWM1_MOSI",
  78                           "GPIO42",
  79                           "GPIO43",
  80                           "GPIO44",
  81                           "GPIO45";
  82 };
  83
  84 &hdmi0 {
  85         status = "okay";
  86 };
  87
  88 &pixelvalve0 {
  89         status = "okay";
  90 };
  91
  92 &pixelvalve1 {
  93         status = "okay";
  94 };
  95
  96 &pixelvalve2 {
  97         status = "okay";
  98 };
  99
 100 &pixelvalve4 {
 101         status = "okay";
 102 };
 103
 104 &pwm1 {
 105         pinctrl-names = "default";
 106         pinctrl-0 = <&pwm1_0_gpio40 &pwm1_1_gpio41>;
 107         status = "okay";
 108 };
 109
 110 /* EMMC2 is used to drive the EMMC card */
 111 &emmc2 {
 112         bus-width = <8>;
 113         broken-cd;
 114         status = "okay";
 115 };
 116
 117 &pcie0 {
 118         status = "disabled";
 119 };
 120
 121 &vchiq {
 122         interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
 123 };
 124
 125 &vc4 {
 126         status = "okay";
 127 };
 128
 129 &vec {
 130         status = "disabled";
 131 };
 132
 133 // =============================================
 134 // Downstream rpi- changes
 135
 136 #define BCM2711
 137
 138 #include "bcm270x.dtsi"
 139 #include "bcm2711-rpi-ds.dtsi"
 140
 141 / {
 142         soc {
 143                 /delete-node/ pixelvalve@7e807000;
 144                 /delete-node/ hdmi@7e902000;
 145
 146                 virtgpio: virtgpio {
 147                         compatible = "brcm,bcm2835-virtgpio";
 148                         gpio-controller;
 149                         #gpio-cells = <2>;
 150                         firmware = <&firmware>;
 151                         status = "okay";
 152                 };
 153         };
 154 };
 155
 156 #include "bcm283x-rpi-csi0-2lane.dtsi"
 157 #include "bcm283x-rpi-csi1-4lane.dtsi"
 158 #include "bcm283x-rpi-i2c0mux_0_28.dtsi"
 159
 160 / {
 161         chosen {
 162                 bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1";
 163         };
 164
 165         aliases {
 166                 serial0 = &uart0;
 167                 mmc0 = &emmc2;
 168                 mmc1 = &mmcnr;
 169                 mmc2 = &sdhost;
 170                 i2c3 = &i2c3;
 171                 i2c4 = &i2c4;
 172                 i2c5 = &i2c5;
 173                 i2c6 = &i2c6;
 174                 spi3 = &spi3;
 175                 spi4 = &spi4;
 176                 spi5 = &spi5;
 177                 spi6 = &spi6;
 178                 /delete-property/ intc;
 179         };
 180
 181         /delete-node/ wifi-pwrseq;
 182 };
 183
 184 &uart0 {
 185         pinctrl-names = "default";
 186         pinctrl-0 = <&uart0_pins>;
 187         status = "okay";
 188 };
 189
 190 &spi0 {
 191         pinctrl-names = "default";
 192         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
 193         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
 194
 195         spidev0: spidev@0{
 196                 compatible = "spidev";
 197                 reg = <0>;      /* CE0 */
 198                 #address-cells = <1>;
 199                 #size-cells = <0>;
 200                 spi-max-frequency = <125000000>;
 201         };
 202
 203         spidev1: spidev@1{
 204                 compatible = "spidev";
 205                 reg = <1>;      /* CE1 */
 206                 #address-cells = <1>;
 207                 #size-cells = <0>;
 208                 spi-max-frequency = <125000000>;
 209         };
 210 };
 211
 212 &gpio {
 213         spi0_pins: spi0_pins {
 214                 brcm,pins = <9 10 11>;
 215                 brcm,function = <BCM2835_FSEL_ALT0>;
 216         };
 217
 218         spi0_cs_pins: spi0_cs_pins {
 219                 brcm,pins = <8 7>;
 220                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
 221         };
 222
 223         spi3_pins: spi3_pins {
 224                 brcm,pins = <1 2 3>;
 225                 brcm,function = <BCM2835_FSEL_ALT3>;
 226         };
 227
 228         spi3_cs_pins: spi3_cs_pins {
 229                 brcm,pins = <0 24>;
 230                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
 231         };
 232
 233         spi4_pins: spi4_pins {
 234                 brcm,pins = <5 6 7>;
 235                 brcm,function = <BCM2835_FSEL_ALT3>;
 236         };
 237
 238         spi4_cs_pins: spi4_cs_pins {
 239                 brcm,pins = <4 25>;
 240                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
 241         };
 242
 243         spi5_pins: spi5_pins {
 244                 brcm,pins = <13 14 15>;
 245                 brcm,function = <BCM2835_FSEL_ALT3>;
 246         };
 247
 248         spi5_cs_pins: spi5_cs_pins {
 249                 brcm,pins = <12 26>;
 250                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
 251         };
 252
 253         spi6_pins: spi6_pins {
 254                 brcm,pins = <19 20 21>;
 255                 brcm,function = <BCM2835_FSEL_ALT3>;
 256         };
 257
 258         spi6_cs_pins: spi6_cs_pins {
 259                 brcm,pins = <18 27>;
 260                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
 261         };
 262
 263         i2c0_pins: i2c0 {
 264                 brcm,pins = <0 1>;
 265                 brcm,function = <BCM2835_FSEL_ALT0>;
 266                 brcm,pull = <BCM2835_PUD_UP>;
 267         };
 268
 269         i2c1_pins: i2c1 {
 270                 brcm,pins = <2 3>;
 271                 brcm,function = <BCM2835_FSEL_ALT0>;
 272                 brcm,pull = <BCM2835_PUD_UP>;
 273         };
 274
 275         i2c3_pins: i2c3 {
 276                 brcm,pins = <4 5>;
 277                 brcm,function = <BCM2835_FSEL_ALT5>;
 278                 brcm,pull = <BCM2835_PUD_UP>;
 279         };
 280
 281         i2c4_pins: i2c4 {
 282                 brcm,pins = <8 9>;
 283                 brcm,function = <BCM2835_FSEL_ALT5>;
 284                 brcm,pull = <BCM2835_PUD_UP>;
 285         };
 286
 287         i2c5_pins: i2c5 {
 288                 brcm,pins = <12 13>;
 289                 brcm,function = <BCM2835_FSEL_ALT5>;
 290                 brcm,pull = <BCM2835_PUD_UP>;
 291         };
 292
 293         i2c6_pins: i2c6 {
 294                 brcm,pins = <22 23>;
 295                 brcm,function = <BCM2835_FSEL_ALT5>;
 296                 brcm,pull = <BCM2835_PUD_UP>;
 297         };
 298
 299         i2s_pins: i2s {
 300                 brcm,pins = <18 19 20 21>;
 301                 brcm,function = <BCM2835_FSEL_ALT0>;
 302         };
 303
 304         sdio_pins: sdio_pins {
 305                 brcm,pins =     <34 35 36 37 38 39>;
 306                 brcm,function = <BCM2835_FSEL_ALT3>; // alt3 = SD1
 307                 brcm,pull =     <0 2 2 2 2 2>;
 308         };
 309
 310         uart0_pins: uart0_pins {
 311                 brcm,pins;
 312                 brcm,function;
 313                 brcm,pull;
 314         };
 315
 316         uart2_pins: uart2_pins {
 317                 brcm,pins = <0 1>;
 318                 brcm,function = <BCM2835_FSEL_ALT4>;
 319                 brcm,pull = <0 2>;
 320         };
 321
 322         uart3_pins: uart3_pins {
 323                 brcm,pins = <4 5>;
 324                 brcm,function = <BCM2835_FSEL_ALT4>;
 325                 brcm,pull = <0 2>;
 326         };
 327
 328         uart4_pins: uart4_pins {
 329                 brcm,pins = <8 9>;
 330                 brcm,function = <BCM2835_FSEL_ALT4>;
 331                 brcm,pull = <0 2>;
 332         };
 333
 334         uart5_pins: uart5_pins {
 335                 brcm,pins = <12 13>;
 336                 brcm,function = <BCM2835_FSEL_ALT4>;
 337                 brcm,pull = <0 2>;
 338         };
 339 };
 340
 341 &i2c0if {
 342         clock-frequency = <100000>;
 343 };
 344
 345 &i2c1 {
 346         pinctrl-names = "default";
 347         pinctrl-0 = <&i2c1_pins>;
 348         clock-frequency = <100000>;
 349 };
 350
 351 &i2s {
 352         pinctrl-names = "default";
 353         pinctrl-0 = <&i2s_pins>;
 354 };
 355
 356 // =============================================
 357 // Board specific stuff here
 358
 359 /* Enable USB in OTG-aware mode */
 360 &usb {
 361         compatible = "brcm,bcm2835-usb";
 362         dr_mode = "otg";
 363         g-np-tx-fifo-size = <32>;
 364         g-rx-fifo-size = <558>;
 365         g-tx-fifo-size = <512 512 512 512 512 256 256>;
 366         status = "okay";
 367 };
 368
 369 &sdhost {
 370         status = "disabled";
 371 };
 372
 373 &gpio {
 374         audio_pins: audio_pins {
 375                 brcm,pins = <>;
 376                 brcm,function = <>;
 377         };
 378 };
 379
 380 /* Permanently disable HDMI1 */
 381 &hdmi1 {
 382         compatible = "disabled";
 383 };
 384
 385 /* Permanently disable DDC1 */
 386 &ddc1 {
 387         compatible = "disabled";
 388 };
 389
 390 &leds {
 391         act_led: led-act {
 392                 label = "led0";
 393                 linux,default-trigger = "mmc0";
 394         };
 395 };
 396
 397 &pwm1 {
 398         status = "disabled";
 399 };
 400
 401 &audio {
 402         pinctrl-names = "default";
 403         pinctrl-0 = <&audio_pins>;
 404         brcm,disable-headphones = <1>;
 405 };
 406
 407 &cam1_reg {
 408         gpio = <&gpio 2 GPIO_ACTIVE_HIGH>;
 409         status = "disabled";
 410 };
 411
 412 cam0_reg: &cam0_regulator {
 413         gpio = <&gpio 30 GPIO_ACTIVE_HIGH>;
 414         status = "disabled";
 415 };
 416
 417 / {
 418         __overrides__ {
 419                 act_led_gpio = <&act_led>,"gpios:4";
 420                 act_led_activelow = <&act_led>,"gpios:8";
 421                 act_led_trigger = <&act_led>,"linux,default-trigger";
 422
 423                 sd_poll_once = <&emmc2>, "non-removable?";
 424                 spi_dma4 = <&spi0>, "dmas:0=", <&dma40>,
 425                            <&spi0>, "dmas:8=", <&dma40>;
 426         };
 427 };