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// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-smsc9514.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
model = "Raspberry Pi 3 Model B";
chosen {
/* 8250 auxiliary UART instead of pl011 */
stdout-path = "serial1:115200n8";
};
memory {
reg = <0 0x40000000>;
};
leds {
act {
gpios = <&expgpio 2 GPIO_ACTIVE_HIGH>;
};
};
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
};
};
&firmware {
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "BT_ON",
"WL_ON",
"STATUS_LED",
"LAN_RUN",
"HPD_N",
"CAM_GPIO0",
"CAM_GPIO1",
"PWR_LOW_N";
status = "okay";
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
status = "okay";
};
&hdmi {
hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
};
/* uart0 communicates with the BT module */
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>;
status = "okay";
bluetooth {
compatible = "brcm,bcm43438-bt";
max-speed = <2000000>;
shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
};
};
/* uart1 is mapped to the pin header */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_gpio14>;
status = "okay";
};
/* SDHCI is used to control the SDIO for wireless */
&sdhci {
#address-cells = <1>;
#size-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_gpio34>;
status = "okay";
bus-width = <4>;
non-removable;
mmc-pwrseq = <&wifi_pwrseq>;
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};
/* SDHOST is used to drive the SD card */
&sdhost {
pinctrl-names = "default";
pinctrl-0 = <&sdhost_gpio48>;
status = "okay";
bus-width = <4>;
};
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