2005-04-16 18:20:36 -04:00
|
|
|
/*
|
|
|
|
* linux/arch/arm/mach-epxa10db/mm.c
|
|
|
|
*
|
|
|
|
* MM routines for Altera'a Epxa10db board
|
|
|
|
*
|
|
|
|
* Copyright (C) 2001 Altera Corporation
|
|
|
|
*
|
|
|
|
* 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/io.h>
|
|
|
|
#include <asm/sizes.h>
|
|
|
|
|
|
|
|
#include <asm/mach/map.h>
|
|
|
|
|
|
|
|
/* Page table mapping for I/O region */
|
|
|
|
|
|
|
|
static struct map_desc epxa10db_io_desc[] __initdata = {
|
2005-10-28 10:19:07 -04:00
|
|
|
{
|
|
|
|
.virtual = IO_ADDRESS(EXC_REGISTERS_BASE),
|
|
|
|
.pfn = __phys_to_pfn(EXC_REGISTERS_BASE),
|
|
|
|
.length = SZ_16K,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}, {
|
|
|
|
.virtual = IO_ADDRESS(EXC_PLD_BLOCK0_BASE),
|
|
|
|
.pfn = __phys_to_pfn(EXC_PLD_BLOCK0_BASE),
|
|
|
|
.length = SZ_16K,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}, {
|
|
|
|
.virtual = IO_ADDRESS(EXC_PLD_BLOCK1_BASE),
|
|
|
|
.pfn =__phys_to_pfn(EXC_PLD_BLOCK1_BASE),
|
|
|
|
.length = SZ_16K,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}, {
|
|
|
|
.virtual = IO_ADDRESS(EXC_PLD_BLOCK2_BASE),
|
|
|
|
.physical = __phys_to_pfn(EXC_PLD_BLOCK2_BASE),
|
|
|
|
.length = SZ_16K,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}, {
|
|
|
|
.virtual = IO_ADDRESS(EXC_PLD_BLOCK3_BASE),
|
|
|
|
.pfn = __phys_to_pfn(EXC_PLD_BLOCK3_BASE),
|
|
|
|
.length = SZ_16K,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}, {
|
|
|
|
.virtual = FLASH_VADDR(EXC_EBI_BLOCK0_BASE),
|
|
|
|
.pfn = __phys_to_pfn(EXC_EBI_BLOCK0_BASE),
|
|
|
|
.length = SZ_16M,
|
|
|
|
.type = MT_DEVICE
|
|
|
|
}
|
2005-04-16 18:20:36 -04:00
|
|
|
};
|
|
|
|
|
|
|
|
void __init epxa10db_map_io(void)
|
|
|
|
{
|
|
|
|
iotable_init(epxa10db_io_desc, ARRAY_SIZE(epxa10db_io_desc));
|
|
|
|
}
|