aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/omap4.dtsi
blob: 4c61c829043ab4a38f26f791ad998e67a48d5b5d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
/*
 * 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 {
	};

	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 = <1>;
			reg = <0x48241000 0x1000>,
			      <0x48240100 0x0100>;
		};
	};
};