edb7211-arch.c

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/*
 *  linux/arch/arm/mach-clps711x/arch-edb7211.c
 *
 *  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/init.h>
#include <linux/memblock.h>
#include <linux/types.h>
#include <linux/string.h>

#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>

#include "common.h"

extern void edb7211_map_io(void);

/* Reserve screen memory region at the start of main system memory. */
static void __init edb7211_reserve(void)
{
    memblock_reserve(PHYS_OFFSET, 0x00020000);
}

static void __init
fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi)
{
    /*
     * Bank start addresses are not present in the information
     * passed in from the boot loader.  We could potentially
     * detect them, but instead we hard-code them.
     *
     * Banks sizes _are_ present in the param block, but we're
     * not using that information yet.
     */
    mi->bank[0].start = 0xc0000000;
    mi->bank[0].size = 8*1024*1024;
    mi->bank[1].start = 0xc1000000;
    mi->bank[1].size = 8*1024*1024;
    mi->nr_banks = 2;
}

MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)")
    /* Maintainer: Jon McClintock */
    .atag_offset    = 0x20100,  /* 0xc0000000 - 0xc001ffff can be video RAM */
    .fixup      = fixup_edb7211,
    .map_io     = edb7211_map_io,
    .reserve    = edb7211_reserve,
    .init_irq   = clps711x_init_irq,
    .timer      = &clps711x_timer,
    .restart    = clps711x_restart,
MACHINE_END