1// SPDX-License-Identifier: GPL-2.0
  2/dts-v1/;
  3#include "bcm2835.dtsi"
  4#include "bcm2835-rpi.dtsi"
  5#include "bcm283x-rpi-smsc9512.dtsi"
  6#include "bcm283x-rpi-usb-host.dtsi"
  7
  8/ {
  9	compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835";
 10	model = "Raspberry Pi Model B rev2";
 11
 12	leds {
 13		act {
 14			gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
 15		};
 16	};
 17};
 18
 19&gpio {
 20	/*
 21	 * Taken from Raspberry-Pi-Rev-2.0-Model-AB-Schematics.pdf
 22	 * RPI00022 sheet 02
 23	 *
 24	 * Legend:
 25	 * "NC" = not connected (no rail from the SoC)
 26	 * "FOO" = GPIO line named "FOO" on the schematic
 27	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
 28	 */
 29	gpio-line-names = "SDA0",
 30			  "SCL0",
 31			  "SDA1",
 32			  "SCL1",
 33			  "GPIO_GCLK",
 34			  "CAM_CLK",
 35			  "LAN_RUN",
 36			  "SPI_CE1_N",
 37			  "SPI_CE0_N",
 38			  "SPI_MISO",
 39			  "SPI_MOSI",
 40			  "SPI_SCLK",
 41			  "NC", /* GPIO12 */
 42			  "NC", /* GPIO13 */
 43			  /* Serial port */
 44			  "TXD0",
 45			  "RXD0",
 46			  "STATUS_LED_N",
 47			  "GPIO17",
 48			  "GPIO18",
 49			  "NC", /* GPIO19 */
 50			  "NC", /* GPIO20 */
 51			  "CAM_GPIO",
 52			  "GPIO22",
 53			  "GPIO23",
 54			  "GPIO24",
 55			  "GPIO25",
 56			  "NC", /* GPIO26 */
 57			  "GPIO27",
 58			  "GPIO28",
 59			  "GPIO29",
 60			  "GPIO30",
 61			  "GPIO31",
 62			  "NC", /* GPIO32 */
 63			  "NC", /* GPIO33 */
 64			  "NC", /* GPIO34 */
 65			  "NC", /* GPIO35 */
 66			  "NC", /* GPIO36 */
 67			  "NC", /* GPIO37 */
 68			  "NC", /* GPIO38 */
 69			  "NC", /* GPIO39 */
 70			  "PWM0_OUT",
 71			  "NC", /* GPIO41 */
 72			  "NC", /* GPIO42 */
 73			  "NC", /* GPIO43 */
 74			  "NC", /* GPIO44 */
 75			  "PWM1_OUT",
 76			  "HDMI_HPD_P",
 77			  "SD_CARD_DET",
 78			  /* Used by SD Card */
 79			  "SD_CLK_R",
 80			  "SD_CMD_R",
 81			  "SD_DATA0_R",
 82			  "SD_DATA1_R",
 83			  "SD_DATA2_R",
 84			  "SD_DATA3_R";
 85
 86	pinctrl-0 = <&gpioout &alt0 &i2s_alt2>;
 87
 88	/* I2S interface */
 89	i2s_alt2: i2s_alt2 {
 90		brcm,pins = <28 29 30 31>;
 91		brcm,function = <BCM2835_FSEL_ALT2>;
 92	};
 93};
 94
 95&hdmi {
 96	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
 97};
 98
 99&uart0 {
100	pinctrl-names = "default";
101	pinctrl-0 = <&uart0_gpio14>;
102	status = "okay";
103};