path: root/arch/arm/boot/dts/am335x-bone.dts

/*
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
/dts-v1/;

/include/ "am33xx.dtsi"

/ {
	model = "TI AM335x BeagleBone";
	compatible = "ti,am335x-bone", "ti,am33xx";

	cpus {
		cpu@0 {
			cpu0-supply = <&dcdc2_reg>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x80000000 0x10000000>; /* 256 MB */
	};

	am33xx_pinmux: pinmux@44e10800 {
		pinctrl-names = "default";
		pinctrl-0 = <&user_leds_s0>;

		user_leds_s0: user_leds_s0 {
			pinctrl-single,pins = <
				0x54 0x7	/* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
				0x58 0x17	/* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
				0x5c 0x7	/* gpmc_a7.gpio1_23, OUTPUT | MODE7 */
				0x60 0x17	/* gpmc_a8.gpio1_24, OUTPUT_PULLUP | MODE7 */
			>;
		};
	};

	ocp {
		uart1: serial@44e09000 {
			status = "okay";
		};

		i2c1: i2c@44e0b000 {
			status = "okay";
			clock-frequency = <400000>;

			tps: tps@24 {
				reg = <0x24>;
			};

		};
	};

	leds {
		compatible = "gpio-leds";

		led@2 {
			label = "beaglebone:green:heartbeat";
			gpios = <&gpio2 21 0>;
			linux,default-trigger = "heartbeat";
			default-state = "off";
		};

		led@3 {
			label = "beaglebone:green:mmc0";
			gpios = <&gpio2 22 0>;
			linux,default-trigger = "mmc0";
			default-state = "off";
		};

		led@4 {
			label = "beaglebone:green:usr2";
			gpios = <&gpio2 23 0>;
			default-state = "off";
		};

		led@5 {
			label = "beaglebone:green:usr3";
			gpios = <&gpio2 24 0>;
			default-state = "off";
		};
	};
};

/include/ "tps65217.dtsi"

&tps {
	regulators {
		dcdc1_reg: regulator@0 {
			regulator-always-on;
		};

		dcdc2_reg: regulator@1 {
			/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
			regulator-name = "vdd_mpu";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1325000>;
			regulator-boot-on;
			regulator-always-on;
		};

		dcdc3_reg: regulator@2 {
			/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
			regulator-name = "vdd_core";
			regulator-min-microvolt = <925000>;
			regulator-max-microvolt = <1150000>;
			regulator-boot-on;
			regulator-always-on;
		};

		ldo1_reg: regulator@3 {
			regulator-always-on;
		};

		ldo2_reg: regulator@4 {
			regulator-always-on;
		};

		ldo3_reg: regulator@5 {
			regulator-always-on;
		};

		ldo4_reg: regulator@6 {
			regulator-always-on;
		};
	};
};