path: root/arch/arm/boot/dts/omap4.dtsi

/*
 * Copyright (C) 2011 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.
 */

/*
 * Carveout for multimedia usecases
 * It should be the last 48MB of the first 512MB memory part
 * In theory, it should not even exist. That zone should be reserved
 * dynamically during the .reserve callback.
 */
/memreserve/ 0x9d000000 0x03000000;

/include/ "skeleton.dtsi"

/ {
	compatible = "ti,omap4430", "ti,omap4";
	interrupt-parent = <&gic>;

	aliases {
		serial0 = &uart1;
		serial1 = &uart2;
		serial2 = &uart3;
		serial3 = &uart4;
	};

	cpus {
		cpu@0 {
			compatible = "arm,cortex-a9";
		};
		cpu@1 {
			compatible = "arm,cortex-a9";
		};
	};

	/*
	 * The soc node represents the soc top level view. It is uses for IPs
	 * that are not memory mapped in the MPU view or for the MPU itself.
	 */
	soc {
		compatible = "ti,omap-infra";
		mpu {
			compatible = "ti,omap4-mpu";
			ti,hwmods = "mpu";
		};

		dsp {
			compatible = "ti,omap3-c64";
			ti,hwmods = "dsp";
		};

		iva {
			compatible = "ti,ivahd";
			ti,hwmods = "iva";
		};
	};

	/*
	 * XXX: Use a flat representation of the OMAP4 interconnect.
	 * The real OMAP interconnect network is quite complex.
	 *
	 * MPU -+-- MPU_PRIVATE - GIC, L2
	 *      |
	 *      +----------------+----------+
	 *      |                |          |
	 *      +            +- EMIF - DDR  |
	 *      |            |              |
	 *      |            +     +--------+
	 *      |            |     |
	 *      |            +- L4_ABE - AESS, MCBSP, TIMERs...
	 *      |            |
	 *      +- L3_MAIN --+- L4_CORE - IPs...
	 *                   |
	 *                   +- L4_PER - IPs...
	 *                   |
	 *                   +- L4_CFG -+- L4_WKUP - IPs...
	 *                   |          |
	 *                   |          +- IPs...
	 *                   +- IPU ----+
	 *                   |          |
	 *                   +- DSP ----+
	 *                   |          |
	 *                   +- DSS ----+
	 *
	 * Since that will not bring real advantage to represent that in DT for
	 * the moment, just use a fake OCP bus entry to represent the whole bus
	 * hierarchy.
	 */
	ocp {
		compatible = "ti,omap4-l3-noc", "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3";

		gic: interrupt-controller@48241000 {
			compatible = "arm,cortex-a9-gic";
			interrupt-controller;
			#interrupt-cells = <3>;
			reg = <0x48241000 0x1000>,
			      <0x48240100 0x0100>;
		};

		uart1: serial@4806a000 {
			compatible = "ti,omap4-uart";
			ti,hwmods = "uart1";
			clock-frequency = <48000000>;
		};

		uart2: serial@4806c000 {
			compatible = "ti,omap4-uart";
			ti,hwmods = "uart2";
			clock-frequency = <48000000>;
		};

		uart3: serial@48020000 {
			compatible = "ti,omap4-uart";
			ti,hwmods = "uart3";
			clock-frequency = <48000000>;
		};

		uart4: serial@4806e000 {
			compatible = "ti,omap4-uart";
			ti,hwmods = "uart4";
			clock-frequency = <48000000>;
		};

		i2c1: i2c@48070000 {
			compatible = "ti,omap4-i2c";
			#address-cells = <1>;
			#size-cells = <0>;
			ti,hwmods = "i2c1";
		};

		i2c2: i2c@48072000 {
			compatible = "ti,omap4-i2c";
			#address-cells = <1>;
			#size-cells = <0>;
			ti,hwmods = "i2c2";
		};

		i2c3: i2c@48060000 {
			compatible = "ti,omap4-i2c";
			#address-cells = <1>;
			#size-cells = <0>;
			ti,hwmods = "i2c3";
		};

		i2c4: i2c@48350000 {
			compatible = "ti,omap4-i2c";
			#address-cells = <1>;
			#size-cells = <0>;
			ti,hwmods = "i2c4";
		};
	};
};