Brooklyn/arch/arm/boot/dts/bcm2708-rpi-zero.dts

/dts-v1/;

#include "bcm2708.dtsi"
#include "bcm2708-rpi.dtsi"
#include "bcm283x-rpi-csi1-2lane.dtsi"
#include "bcm283x-rpi-i2c0mux_0_28.dtsi"

/ {
	compatible = "raspberrypi,model-zero", "brcm,bcm2835";
	model = "Raspberry Pi Zero";

	chosen {
		bootargs = "coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1";
	};
};

&gpio {
	/*
	 * This is based on the official GPU firmware DT blob.
	 *
	 * Legend:
	 * "NC" = not connected (no rail from the SoC)
	 * "FOO" = GPIO line named "FOO" on the schematic
	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
	 */
	gpio-line-names = "ID_SDA",
			  "ID_SCL",
			  "SDA1",
			  "SCL1",
			  "GPIO_GCLK",
			  "GPIO5",
			  "GPIO6",
			  "SPI_CE1_N",
			  "SPI_CE0_N",
			  "SPI_MISO",
			  "SPI_MOSI",
			  "SPI_SCLK",
			  "GPIO12",
			  "GPIO13",
			  /* Serial port */
			  "TXD0",
			  "RXD0",
			  "GPIO16",
			  "GPIO17",
			  "GPIO18",
			  "GPIO19",
			  "GPIO20",
			  "GPIO21",
			  "GPIO22",
			  "GPIO23",
			  "GPIO24",
			  "GPIO25",
			  "GPIO26",
			  "GPIO27",
			  "SDA0",
			  "SCL0",
			  "NC", /* GPIO30 */
			  "NC", /* GPIO31 */
			  "CAM_GPIO1", /* GPIO32 */
			  "NC", /* GPIO33 */
			  "NC", /* GPIO34 */
			  "NC", /* GPIO35 */
			  "NC", /* GPIO36 */
			  "NC", /* GPIO37 */
			  "NC", /* GPIO38 */
			  "NC", /* GPIO39 */
			  "NC", /* GPIO40 */
			  "CAM_GPIO0", /* GPIO41 */
			  "NC", /* GPIO42 */
			  "NC", /* GPIO43 */
			  "NC", /* GPIO44 */
			  "NC", /* GPIO45 */
			  "HDMI_HPD_N",
			  "STATUS_LED_N",
			  /* Used by SD Card */
			  "SD_CLK_R",
			  "SD_CMD_R",
			  "SD_DATA0_R",
			  "SD_DATA1_R",
			  "SD_DATA2_R",
			  "SD_DATA3_R";

	spi0_pins: spi0_pins {
		brcm,pins = <9 10 11>;
		brcm,function = <4>; /* alt0 */
	};

	spi0_cs_pins: spi0_cs_pins {
		brcm,pins = <8 7>;
		brcm,function = <1>; /* output */
	};

	i2c0_pins: i2c0 {
		brcm,pins = <0 1>;
		brcm,function = <4>;
	};

	i2c1_pins: i2c1 {
		brcm,pins = <2 3>;
		brcm,function = <4>;
	};

	i2s_pins: i2s {
		brcm,pins = <18 19 20 21>;
		brcm,function = <4>; /* alt0 */
	};

	audio_pins: audio_pins {
		brcm,pins = <>;
		brcm,function = <>;
	};
};

&uart0 {
	status = "okay";
};

&spi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
	cs-gpios = <&gpio 8 1>, <&gpio 7 1>;

	spidev0: spidev@0{
		compatible = "spidev";
		reg = <0>;	/* CE0 */
		#address-cells = <1>;
		#size-cells = <0>;
		spi-max-frequency = <125000000>;
	};

	spidev1: spidev@1{
		compatible = "spidev";
		reg = <1>;	/* CE1 */
		#address-cells = <1>;
		#size-cells = <0>;
		spi-max-frequency = <125000000>;
	};
};

&i2c0if {
	clock-frequency = <100000>;
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <100000>;
};

&i2c2 {
	clock-frequency = <100000>;
};

&i2s {
	pinctrl-names = "default";
	pinctrl-0 = <&i2s_pins>;
};

&leds {
	act_led: led-act {
		label = "led0";
		linux,default-trigger = "actpwr";
		gpios = <&gpio 47 GPIO_ACTIVE_LOW>;
	};
};

&hdmi {
	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
};

&audio {
	pinctrl-names = "default";
	pinctrl-0 = <&audio_pins>;
	brcm,disable-headphones = <1>;
};

&cam1_reg {
	gpio = <&gpio 41 GPIO_ACTIVE_HIGH>;
};

cam0_reg: &cam_dummy_reg {
};

/ {
	__overrides__ {
		act_led_gpio = <&act_led>,"gpios:4";
		act_led_activelow = <&act_led>,"gpios:8";
		act_led_trigger = <&act_led>,"linux,default-trigger";
	};
};