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Add i.MX25 support

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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer
2009-06-04 11:32:12 +02:00
parent a058cbc179
commit 8c25c36f33
19 changed files with 816 additions and 1 deletions
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76
arch/arm/mach-mx25/mm.c Normal file
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/*
* Copyright (C) 1999,2000 Arm Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
* Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* - add MX31 specific definitions
*
* 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/mm.h>
#include <linux/init.h>
#include <linux/err.h>
#include <asm/pgtable.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/mx25.h>
#include <mach/iomux-v3.h>
/*
* This table defines static virtual address mappings for I/O regions.
* These are the mappings common across all MX3 boards.
*/
static struct map_desc mxc_io_desc[] __initdata = {
{
.virtual = MX25_AVIC_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX25_AVIC_BASE_ADDR),
.length = MX25_AVIC_SIZE,
.type = MT_DEVICE_NONSHARED
}, {
.virtual = MX25_AIPS1_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX25_AIPS1_BASE_ADDR),
.length = MX25_AIPS1_SIZE,
.type = MT_DEVICE_NONSHARED
}, {
.virtual = MX25_AIPS2_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX25_AIPS2_BASE_ADDR),
.length = MX25_AIPS2_SIZE,
.type = MT_DEVICE_NONSHARED
},
};
/*
* This function initializes the memory map. It is called during the
* system startup to create static physical to virtual memory mappings
* for the IO modules.
*/
void __init mx25_map_io(void)
{
mxc_set_cpu_type(MXC_CPU_MX25);
mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR));
iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
}
void __init mx25_init_irq(void)
{
mxc_init_irq((void __iomem *)MX25_AVIC_BASE_ADDR_VIRT);
}