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/*
* linux/arch/arm/mach-clps711x/mm.c
*
* Extra MM routines for the EDB7211 board
*
* Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/hardware.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/sizes.h>
#include <asm/mach/map.h>
extern void clps711x_map_io(void);
/*
* The on-chip registers are given a size of 1MB so that a section can
* be used to map them; this saves a page table. This is the place to
* add mappings for ROM, expansion memory, PCMCIA, etc. (if static
* mappings are chosen for those areas).
*
* Here is a physical memory map (to be fleshed out later):
*
* Physical Address Size Description
* ----------------- ----- ---------------------------------
* c0000000-c001ffff 128KB reserved for video RAM [1]
* c0020000-c0023fff 16KB parameters (see Documentation/arm/Setup)
* c0024000-c0027fff 16KB swapper_pg_dir (task 0 page directory)
* c0028000-... kernel image (TEXTADDR)
*
* [1] Unused pages should be given back to the VM; they are not yet.
* The parameter block should also be released (not sure if this
* happens).
*/
static struct map_desc edb7211_io_desc[] __initdata = {
/* virtual, physical, length, type */
/* memory-mapped extra keyboard row and CS8900A Ethernet chip */
{ EP7211_VIRT_EXTKBD, EP7211_PHYS_EXTKBD, SZ_1M, MT_DEVICE },
{ EP7211_VIRT_CS8900A, EP7211_PHYS_CS8900A, SZ_1M, MT_DEVICE },
/* flash banks */
{ EP7211_VIRT_FLASH1, EP7211_PHYS_FLASH1, SZ_8M, MT_DEVICE },
{ EP7211_VIRT_FLASH2, EP7211_PHYS_FLASH2, SZ_8M, MT_DEVICE }
};
void __init edb7211_map_io(void)
{
clps711x_map_io();
iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc));
}
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