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&firmware {
29	expgpio: gpio {
30		compatible = "raspberrypi,firmware-gpio";
31		gpio-controller;
32		#gpio-cells = <2>;
33		gpio-line-names = "BT_ON",
34				  "WL_ON",
35				  "STATUS_LED",
36				  "LAN_RUN",
37				  "HPD_N",
38				  "CAM_GPIO0",
39				  "CAM_GPIO1",
40				  "PWR_LOW_N";
41		status = "okay";
42	};
43};
44
45/* uart0 communicates with the BT module */
46&uart0 {
47	pinctrl-names = "default";
48	pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>;
49	status = "okay";
50
51	bluetooth {
52		compatible = "brcm,bcm43438-bt";
53		max-speed = <2000000>;
54	};
55};
56
57/* uart1 is mapped to the pin header */
58&uart1 {
59	pinctrl-names = "default";
60	pinctrl-0 = <&uart1_gpio14>;
61	status = "okay";
62};
63
64/* SDHCI is used to control the SDIO for wireless */
65&sdhci {
66	pinctrl-names = "default";
67	pinctrl-0 = <&emmc_gpio34>;
68	status = "okay";
69	bus-width = <4>;
70	non-removable;
71};
72
73/* SDHOST is used to drive the SD card */
74&sdhost {
75	pinctrl-names = "default";
76	pinctrl-0 = <&sdhost_gpio48>;
77	status = "okay";
78	bus-width = <4>;
79};