arch/arm/boot/dts/broadcom/bcm2710-rpi-3-b.dts

   1 /dts-v1/;
   2
   3 #include "bcm2710.dtsi"
   4 #include "bcm2709-rpi.dtsi"
   5 #include "bcm283x-rpi-smsc9514.dtsi"
   6 #include "bcm283x-rpi-csi1-2lane.dtsi"
   7 #include "bcm283x-rpi-i2c0mux_0_44.dtsi"
   8 #include "bcm271x-rpi-bt.dtsi"
   9 #include "bcm283x-rpi-led-deprecated.dtsi"
  10
  11 / {
  12         compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
  13         model = "Raspberry Pi 3 Model B";
  14
  15         chosen {
  16                 bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_headphones=0";
  17         };
  18
  19         aliases {
  20                 serial0 = &uart1;
  21                 serial1 = &uart0;
  22                 mmc1 = &mmcnr;
  23         };
  24 };
  25
  26 &gpio {
  27         /*
  28          * Taken from rpi_SCH_3b_1p2_reduced.pdf and
  29          * the official GPU firmware DT blob.
  30          *
  31          * Legend:
  32          * "NC" = not connected (no rail from the SoC)
  33          * "FOO" = GPIO line named "FOO" on the schematic
  34          * "FOO_N" = GPIO line named "FOO" on schematic, active low
  35          */
  36         gpio-line-names = "ID_SDA",
  37                           "ID_SCL",
  38                           "SDA1",
  39                           "SCL1",
  40                           "GPIO_GCLK",
  41                           "GPIO5",
  42                           "GPIO6",
  43                           "SPI_CE1_N",
  44                           "SPI_CE0_N",
  45                           "SPI_MISO",
  46                           "SPI_MOSI",
  47                           "SPI_SCLK",
  48                           "GPIO12",
  49                           "GPIO13",
  50                           /* Serial port */
  51                           "TXD1",
  52                           "RXD1",
  53                           "GPIO16",
  54                           "GPIO17",
  55                           "GPIO18",
  56                           "GPIO19",
  57                           "GPIO20",
  58                           "GPIO21",
  59                           "GPIO22",
  60                           "GPIO23",
  61                           "GPIO24",
  62                           "GPIO25",
  63                           "GPIO26",
  64                           "GPIO27",
  65                           "NC", /* GPIO 28 */
  66                           "LAN_RUN_BOOT",
  67                           /* Used by BT module */
  68                           "CTS0",
  69                           "RTS0",
  70                           "TXD0",
  71                           "RXD0",
  72                           /* Used by Wifi */
  73                           "SD1_CLK",
  74                           "SD1_CMD",
  75                           "SD1_DATA0",
  76                           "SD1_DATA1",
  77                           "SD1_DATA2",
  78                           "SD1_DATA3",
  79                           "PWM0_OUT",
  80                           "PWM1_OUT",
  81                           "ETH_CLK",
  82                           "WIFI_CLK",
  83                           "SDA0",
  84                           "SCL0",
  85                           "SMPS_SCL",
  86                           "SMPS_SDA",
  87                           /* Used by SD Card */
  88                           "SD_CLK_R",
  89                           "SD_CMD_R",
  90                           "SD_DATA0_R",
  91                           "SD_DATA1_R",
  92                           "SD_DATA2_R",
  93                           "SD_DATA3_R";
  94
  95         spi0_pins: spi0_pins {
  96                 brcm,pins = <9 10 11>;
  97                 brcm,function = <4>; /* alt0 */
  98         };
  99
 100         spi0_cs_pins: spi0_cs_pins {
 101                 brcm,pins = <8 7>;
 102                 brcm,function = <1>; /* output */
 103         };
 104
 105         i2c0_pins: i2c0 {
 106                 brcm,pins = <0 1>;
 107                 brcm,function = <4>;
 108         };
 109
 110         i2c1_pins: i2c1 {
 111                 brcm,pins = <2 3>;
 112                 brcm,function = <4>;
 113         };
 114
 115         i2s_pins: i2s {
 116                 brcm,pins = <18 19 20 21>;
 117                 brcm,function = <4>; /* alt0 */
 118         };
 119
 120         sdio_pins: sdio_pins {
 121                 brcm,pins =     <34 35 36 37 38 39>;
 122                 brcm,function = <7>; // alt3 = SD1
 123                 brcm,pull =     <0 2 2 2 2 2>;
 124         };
 125
 126         bt_pins: bt_pins {
 127                 brcm,pins = <43>;
 128                 brcm,function = <4>; /* alt0:GPCLK2 */
 129                 brcm,pull = <0>;
 130         };
 131
 132         uart0_pins: uart0_pins {
 133                 brcm,pins = <32 33>;
 134                 brcm,function = <7>; /* alt3=UART0 */
 135                 brcm,pull = <0 2>;
 136         };
 137
 138         uart1_pins: uart1_pins {
 139                 brcm,pins;
 140                 brcm,function;
 141                 brcm,pull;
 142         };
 143
 144         uart1_bt_pins: uart1_bt_pins {
 145                 brcm,pins = <32 33>;
 146                 brcm,function = <BCM2835_FSEL_ALT5>; /* alt5=UART1 */
 147                 brcm,pull = <0 2>;
 148         };
 149
 150         audio_pins: audio_pins {
 151                 brcm,pins = <40 41>;
 152                 brcm,function = <4>;
 153                 brcm,pull = <0>;
 154         };
 155 };
 156
 157 &mmcnr {
 158         pinctrl-names = "default";
 159         pinctrl-0 = <&sdio_pins>;
 160         bus-width = <4>;
 161         status = "okay";
 162         #address-cells = <1>;
 163         #size-cells = <0>;
 164
 165         brcmf: wifi@1 {
 166                 reg = <1>;
 167                 compatible = "brcm,bcm4329-fmac";
 168         };
 169 };
 170
 171 &soc {
 172         virtgpio: virtgpio {
 173                 compatible = "brcm,bcm2835-virtgpio";
 174                 gpio-controller;
 175                 #gpio-cells = <2>;
 176                 firmware = <&firmware>;
 177                 status = "okay";
 178         };
 179
 180 };
 181
 182 &firmware {
 183         expgpio: expgpio {
 184                 compatible = "raspberrypi,firmware-gpio";
 185                 gpio-controller;
 186                 #gpio-cells = <2>;
 187                 gpio-line-names = "BT_ON",
 188                                   "WL_ON",
 189                                   "STATUS_LED",
 190                                   "LAN_RUN",
 191                                   "HDMI_HPD_N",
 192                                   "CAM_GPIO0",
 193                                   "CAM_GPIO1",
 194                                   "PWR_LOW_N";
 195                 status = "okay";
 196         };
 197 };
 198
 199 &uart0 {
 200         pinctrl-names = "default";
 201         pinctrl-0 = <&uart0_pins &bt_pins>;
 202         status = "okay";
 203 };
 204
 205 &uart1 {
 206         pinctrl-names = "default";
 207         pinctrl-0 = <&uart1_pins>;
 208         status = "okay";
 209 };
 210
 211 &bt {
 212         max-speed = <921600>;
 213 };
 214
 215 &spi0 {
 216         pinctrl-names = "default";
 217         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
 218         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
 219
 220         spidev0: spidev@0{
 221                 compatible = "spidev";
 222                 reg = <0>;      /* CE0 */
 223                 #address-cells = <1>;
 224                 #size-cells = <0>;
 225                 spi-max-frequency = <125000000>;
 226         };
 227
 228         spidev1: spidev@1{
 229                 compatible = "spidev";
 230                 reg = <1>;      /* CE1 */
 231                 #address-cells = <1>;
 232                 #size-cells = <0>;
 233                 spi-max-frequency = <125000000>;
 234         };
 235 };
 236
 237 &i2c0if {
 238         clock-frequency = <100000>;
 239 };
 240
 241 &i2c1 {
 242         pinctrl-names = "default";
 243         pinctrl-0 = <&i2c1_pins>;
 244         clock-frequency = <100000>;
 245 };
 246
 247 &i2c2 {
 248         clock-frequency = <100000>;
 249 };
 250
 251 &i2s {
 252         pinctrl-names = "default";
 253         pinctrl-0 = <&i2s_pins>;
 254 };
 255
 256 &led_act {
 257         gpios = <&virtgpio 0 GPIO_ACTIVE_HIGH>;
 258         default-state = "off";
 259         linux,default-trigger = "mmc0";
 260 };
 261
 262 &leds {
 263         led_pwr: led-pwr {
 264                 label = "PWR";
 265                 gpios = <&expgpio 7 GPIO_ACTIVE_HIGH>;
 266                 default-state = "off";
 267                 linux,default-trigger = "input";
 268         };
 269 };
 270
 271 &hdmi {
 272         hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
 273 };
 274
 275 &vchiq {
 276         pinctrl-names = "default";
 277         pinctrl-0 = <&audio_pins>;
 278 };
 279
 280 &cam1_reg {
 281         gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>;
 282 };
 283
 284 cam0_reg: &cam_dummy_reg {
 285 };
 286
 287 / {
 288         __overrides__ {
 289                 audio = <&chosen>,"bootargs{on='snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1',off='snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_hdmi=0'}";
 290
 291                 act_led_gpio = <&led_act>,"gpios:4";
 292                 act_led_activelow = <&led_act>,"gpios:8";
 293                 act_led_trigger = <&led_act>,"linux,default-trigger";
 294
 295                 pwr_led_gpio = <&led_pwr>,"gpios:4";
 296                 pwr_led_activelow = <&led_pwr>,"gpios:8";
 297                 pwr_led_trigger = <&led_pwr>,"linux,default-trigger";
 298         };
 299 };