arch/arm/boot/dts/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
  10 / {
  11         compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
  12         model = "Raspberry Pi 3 Model B";
  13
  14         chosen {
  15                 bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1";
  16         };
  17
  18         aliases {
  19                 serial0 = &uart1;
  20                 serial1 = &uart0;
  21                 mmc1 = &mmcnr;
  22         };
  23 };
  24
  25 &gpio {
  26         /*
  27          * Taken from rpi_SCH_3b_1p2_reduced.pdf and
  28          * the official GPU firmware DT blob.
  29          *
  30          * Legend:
  31          * "NC" = not connected (no rail from the SoC)
  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                           "NC", /* GPIO 28 */
  65                           "LAN_RUN_BOOT",
  66                           /* Used by BT module */
  67                           "CTS0",
  68                           "RTS0",
  69                           "TXD0",
  70                           "RXD0",
  71                           /* Used by Wifi */
  72                           "SD1_CLK",
  73                           "SD1_CMD",
  74                           "SD1_DATA0",
  75                           "SD1_DATA1",
  76                           "SD1_DATA2",
  77                           "SD1_DATA3",
  78                           "PWM0_OUT",
  79                           "PWM1_OUT",
  80                           "ETH_CLK",
  81                           "WIFI_CLK",
  82                           "SDA0",
  83                           "SCL0",
  84                           "SMPS_SCL",
  85                           "SMPS_SDA",
  86                           /* Used by SD Card */
  87                           "SD_CLK_R",
  88                           "SD_CMD_R",
  89                           "SD_DATA0_R",
  90                           "SD_DATA1_R",
  91                           "SD_DATA2_R",
  92                           "SD_DATA3_R";
  93
  94         spi0_pins: spi0_pins {
  95                 brcm,pins = <9 10 11>;
  96                 brcm,function = <4>; /* alt0 */
  97         };
  98
  99         spi0_cs_pins: spi0_cs_pins {
 100                 brcm,pins = <8 7>;
 101                 brcm,function = <1>; /* output */
 102         };
 103
 104         i2c0_pins: i2c0 {
 105                 brcm,pins = <0 1>;
 106                 brcm,function = <4>;
 107         };
 108
 109         i2c1_pins: i2c1 {
 110                 brcm,pins = <2 3>;
 111                 brcm,function = <4>;
 112         };
 113
 114         i2s_pins: i2s {
 115                 brcm,pins = <18 19 20 21>;
 116                 brcm,function = <4>; /* alt0 */
 117         };
 118
 119         sdio_pins: sdio_pins {
 120                 brcm,pins =     <34 35 36 37 38 39>;
 121                 brcm,function = <7>; // alt3 = SD1
 122                 brcm,pull =     <0 2 2 2 2 2>;
 123         };
 124
 125         bt_pins: bt_pins {
 126                 brcm,pins = <43>;
 127                 brcm,function = <4>; /* alt0:GPCLK2 */
 128                 brcm,pull = <0>;
 129         };
 130
 131         uart0_pins: uart0_pins {
 132                 brcm,pins = <32 33>;
 133                 brcm,function = <7>; /* alt3=UART0 */
 134                 brcm,pull = <0 2>;
 135         };
 136
 137         uart1_pins: uart1_pins {
 138                 brcm,pins;
 139                 brcm,function;
 140                 brcm,pull;
 141         };
 142
 143         audio_pins: audio_pins {
 144                 brcm,pins = <40 41>;
 145                 brcm,function = <4>;
 146         };
 147 };
 148
 149 &mmcnr {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&sdio_pins>;
 152         bus-width = <4>;
 153         status = "okay";
 154         #address-cells = <1>;
 155         #size-cells = <0>;
 156
 157         brcmf: wifi@1 {
 158                 reg = <1>;
 159                 compatible = "brcm,bcm4329-fmac";
 160         };
 161 };
 162
 163 &soc {
 164         virtgpio: virtgpio {
 165                 compatible = "brcm,bcm2835-virtgpio";
 166                 gpio-controller;
 167                 #gpio-cells = <2>;
 168                 firmware = <&firmware>;
 169                 status = "okay";
 170         };
 171
 172 };
 173
 174 &firmware {
 175         expgpio: expgpio {
 176                 compatible = "raspberrypi,firmware-gpio";
 177                 gpio-controller;
 178                 #gpio-cells = <2>;
 179                 gpio-line-names = "BT_ON",
 180                                   "WL_ON",
 181                                   "STATUS_LED",
 182                                   "LAN_RUN",
 183                                   "HDMI_HPD_N",
 184                                   "CAM_GPIO0",
 185                                   "CAM_GPIO1",
 186                                   "PWR_LOW_N";
 187                 status = "okay";
 188         };
 189 };
 190
 191 &uart0 {
 192         pinctrl-names = "default";
 193         pinctrl-0 = <&uart0_pins &bt_pins>;
 194         status = "okay";
 195 };
 196
 197 &uart1 {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&uart1_pins>;
 200         status = "okay";
 201 };
 202
 203 &bt {
 204         max-speed = <921600>;
 205 };
 206
 207 &spi0 {
 208         pinctrl-names = "default";
 209         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
 210         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
 211
 212         spidev0: spidev@0{
 213                 compatible = "spidev";
 214                 reg = <0>;      /* CE0 */
 215                 #address-cells = <1>;
 216                 #size-cells = <0>;
 217                 spi-max-frequency = <125000000>;
 218         };
 219
 220         spidev1: spidev@1{
 221                 compatible = "spidev";
 222                 reg = <1>;      /* CE1 */
 223                 #address-cells = <1>;
 224                 #size-cells = <0>;
 225                 spi-max-frequency = <125000000>;
 226         };
 227 };
 228
 229 &i2c0if {
 230         clock-frequency = <100000>;
 231 };
 232
 233 &i2c1 {
 234         pinctrl-names = "default";
 235         pinctrl-0 = <&i2c1_pins>;
 236         clock-frequency = <100000>;
 237 };
 238
 239 &i2c2 {
 240         clock-frequency = <100000>;
 241 };
 242
 243 &i2s {
 244         pinctrl-names = "default";
 245         pinctrl-0 = <&i2s_pins>;
 246 };
 247
 248 &leds {
 249         act_led: led-act {
 250                 label = "led0";
 251                 linux,default-trigger = "mmc0";
 252                 gpios = <&virtgpio 0 0>;
 253         };
 254
 255         pwr_led: led-pwr {
 256                 label = "led1";
 257                 linux,default-trigger = "input";
 258                 gpios = <&expgpio 7 0>;
 259         };
 260 };
 261
 262 &hdmi {
 263         hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
 264 };
 265
 266 &audio {
 267         pinctrl-names = "default";
 268         pinctrl-0 = <&audio_pins>;
 269 };
 270
 271 &cam1_reg {
 272         gpio = <&expgpio 5 GPIO_ACTIVE_HIGH>;
 273 };
 274
 275 cam0_reg: &cam_dummy_reg {
 276 };
 277
 278 / {
 279         __overrides__ {
 280                 act_led_gpio = <&act_led>,"gpios:4";
 281                 act_led_activelow = <&act_led>,"gpios:8";
 282                 act_led_trigger = <&act_led>,"linux,default-trigger";
 283
 284                 pwr_led_gpio = <&pwr_led>,"gpios:4";
 285                 pwr_led_activelow = <&pwr_led>,"gpios:8";
 286                 pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
 287         };
 288 };