Root/arch/arm/mach-clps711x/edb7211-arch.c

1/*
2 * linux/arch/arm/mach-clps711x/arch-edb7211.c
3 *
4 * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20#include <linux/init.h>
21#include <linux/memblock.h>
22#include <linux/types.h>
23#include <linux/string.h>
24
25#include <asm/setup.h>
26#include <asm/mach-types.h>
27#include <asm/mach/arch.h>
28
29#include "common.h"
30
31extern void edb7211_map_io(void);
32
33/* Reserve screen memory region at the start of main system memory. */
34static void __init edb7211_reserve(void)
35{
36    memblock_reserve(PHYS_OFFSET, 0x00020000);
37}
38
39static void __init
40fixup_edb7211(struct machine_desc *desc, struct tag *tags,
41          char **cmdline, struct meminfo *mi)
42{
43    /*
44     * Bank start addresses are not present in the information
45     * passed in from the boot loader. We could potentially
46     * detect them, but instead we hard-code them.
47     *
48     * Banks sizes _are_ present in the param block, but we're
49     * not using that information yet.
50     */
51    mi->bank[0].start = 0xc0000000;
52    mi->bank[0].size = 8*1024*1024;
53    mi->bank[1].start = 0xc1000000;
54    mi->bank[1].size = 8*1024*1024;
55    mi->nr_banks = 2;
56}
57
58MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)")
59    /* Maintainer: Jon McClintock */
60    .boot_params = 0xc0020100, /* 0xc0000000 - 0xc001ffff can be video RAM */
61    .fixup = fixup_edb7211,
62    .map_io = edb7211_map_io,
63    .reserve = edb7211_reserve,
64    .init_irq = clps711x_init_irq,
65    .timer = &clps711x_timer,
66MACHINE_END
67

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