blob: b3566f68a559fdff07705a637079f51182f09497 [file] [log] [blame]
Alexander Shishkin183bd502009-12-01 14:03:31 +01001/*
2 * emu.c
3 *
4 * ETM and ETB CoreSight components' resources as found in OMAP3xxx.
5 *
6 * Copyright (C) 2009 Nokia Corporation.
7 * Alexander Shishkin
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#include <linux/kernel.h>
15#include <linux/init.h>
16#include <linux/types.h>
17#include <linux/module.h>
18#include <linux/device.h>
19#include <linux/amba/bus.h>
20#include <linux/io.h>
21#include <linux/clk.h>
22#include <linux/err.h>
23
Tony Lindgrendbc04162012-08-31 10:59:07 -070024#include "soc.h"
Tony Lindgrenee0839c2012-02-24 10:34:35 -080025#include "iomap.h"
26
Alexander Shishkin183bd502009-12-01 14:03:31 +010027MODULE_LICENSE("GPL");
28MODULE_AUTHOR("Alexander Shishkin");
29
30/* Cortex CoreSight components within omap3xxx EMU */
31#define ETM_BASE (L4_EMU_34XX_PHYS + 0x10000)
32#define DBG_BASE (L4_EMU_34XX_PHYS + 0x11000)
33#define ETB_BASE (L4_EMU_34XX_PHYS + 0x1b000)
34#define DAPCTL (L4_EMU_34XX_PHYS + 0x1d000)
35
Russell Kinge911ff12011-12-18 15:13:47 +000036static AMBA_APB_DEVICE(omap3_etb, "etb", 0x000bb907, ETB_BASE, { }, NULL);
37static AMBA_APB_DEVICE(omap3_etm, "etm", 0x102bb921, ETM_BASE, { }, NULL);
Alexander Shishkin183bd502009-12-01 14:03:31 +010038
39static int __init emu_init(void)
40{
Tony Lindgren4323e9f2010-02-12 12:26:48 -080041 if (!cpu_is_omap34xx())
42 return -ENODEV;
43
Alexander Shishkin183bd502009-12-01 14:03:31 +010044 amba_device_register(&omap3_etb_device, &iomem_resource);
45 amba_device_register(&omap3_etm_device, &iomem_resource);
46
47 return 0;
48}
49
50subsys_initcall(emu_init);