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      1 /dts-v1/;
      2 #include "bcm2836.dtsi"
      3 #include "bcm2835-rpi.dtsi"
      4 #include "bcm283x-rpi-smsc9514.dtsi"
      5 #include "bcm283x-rpi-usb-host.dtsi"
      6 
      7 / {
      8 	compatible = "raspberrypi,2-model-b", "brcm,bcm2836";
      9 	model = "Raspberry Pi 2 Model B";
     10 
     11 	memory {
     12 		reg = <0 0x40000000>;
     13 	};
     14 
     15 	leds {
     16 		act {
     17 			gpios = <&gpio 47 0>;
     18 		};
     19 
     20 		pwr {
     21 			label = "PWR";
     22 			gpios = <&gpio 35 0>;
     23 			default-state = "keep";
     24 			linux,default-trigger = "default-on";
     25 		};
     26 	};
     27 };
     28 
     29 &gpio {
     30 	pinctrl-0 = <&gpioout &alt0 &i2s_alt0>;
     31 
     32 	/* I2S interface */
     33 	i2s_alt0: i2s_alt0 {
     34 		brcm,pins = <18 19 20 21>;
     35 		brcm,function = <BCM2835_FSEL_ALT0>;
     36 	};
     37 };
     38 
     39 &hdmi {
     40 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
     41 };
     42 
     43 &uart0 {
     44 	pinctrl-names = "default";
     45 	pinctrl-0 = <&uart0_gpio14>;
     46 	status = "okay";
     47 };
     48