arch/arm/boot/dts/bcm2837-rpi-3-b.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /dts-v1/;
   3 #include "bcm2837.dtsi"
   4 #include "bcm2835-rpi.dtsi"
   5 #include "bcm283x-rpi-smsc9514.dtsi"
   6 #include "bcm283x-rpi-usb-host.dtsi"
   7
   8 / {
   9         compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
  10         model = "Raspberry Pi 3 Model B";
  11
  12         chosen {
  13                 /* 8250 auxiliary UART instead of pl011 */
  14                 stdout-path = "serial1:115200n8";
  15         };
  16
  17         memory {
  18                 reg = <0 0x40000000>;
  19         };
  20
  21         leds {
  22                 act {
  23                         gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
  24                 };
  25         };
  26 };
  27
  28 /* uart0 communicates with the BT module */
  29 &uart0 {
  30         pinctrl-names = "default";
  31         pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>;
  32         status = "okay";
  33
  34         bluetooth {
  35                 compatible = "brcm,bcm43438-bt";
  36                 max-speed = <2000000>;
  37         };
  38 };
  39
  40 /* uart1 is mapped to the pin header */
  41 &uart1 {
  42         pinctrl-names = "default";
  43         pinctrl-0 = <&uart1_gpio14>;
  44         status = "okay";
  45 };
  46
  47 /* SDHCI is used to control the SDIO for wireless */
  48 &sdhci {
  49         pinctrl-names = "default";
  50         pinctrl-0 = <&emmc_gpio34>;
  51         status = "okay";
  52         bus-width = <4>;
  53         non-removable;
  54 };
  55
  56 /* SDHOST is used to drive the SD card */
  57 &sdhost {
  58         pinctrl-names = "default";
  59         pinctrl-0 = <&sdhost_gpio48>;
  60         status = "okay";
  61         bus-width = <4>;
  62 };