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/*
* emu.c
*
* ETM and ETB CoreSight components' resources as found in OMAP3xxx.
*
* Copyright (C) 2009 Nokia Corporation.
* Alexander Shishkin
*
* 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.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/amba/bus.h>
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/err.h>
#include "iomap.h"
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Alexander Shishkin");
/* Cortex CoreSight components within omap3xxx EMU */
#define ETM_BASE (L4_EMU_34XX_PHYS + 0x10000)
#define DBG_BASE (L4_EMU_34XX_PHYS + 0x11000)
#define ETB_BASE (L4_EMU_34XX_PHYS + 0x1b000)
#define DAPCTL (L4_EMU_34XX_PHYS + 0x1d000)
static struct amba_device omap3_etb_device = {
.dev = {
.init_name = "etb",
},
.res = {
.start = ETB_BASE,
.end = ETB_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
.periphid = 0x000bb907,
};
static struct amba_device omap3_etm_device = {
.dev = {
.init_name = "etm",
},
.res = {
.start = ETM_BASE,
.end = ETM_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
.periphid = 0x102bb921,
};
static int __init emu_init(void)
{
if (!cpu_is_omap34xx())
return -ENODEV;
amba_device_register(&omap3_etb_device, &iomem_resource);
amba_device_register(&omap3_etm_device, &iomem_resource);
return 0;
}
subsys_initcall(emu_init);
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