mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-25 02:48:21 +00:00
98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/*
|
|
* generic.c
|
|
*
|
|
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
|
|
*
|
|
* 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., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include <linux/mm.h>
|
|
#include <linux/init.h>
|
|
#include <mach/hardware.h>
|
|
#include <mach/common.h>
|
|
#include <asm/pgtable.h>
|
|
#include <asm/mach/map.h>
|
|
|
|
/* MX27 memory map definition */
|
|
static struct map_desc mxc_io_desc[] __initdata = {
|
|
/*
|
|
* this fixed mapping covers:
|
|
* - AIPI1
|
|
* - AIPI2
|
|
* - AITC
|
|
* - ROM Patch
|
|
* - and some reserved space
|
|
*/
|
|
{
|
|
.virtual = AIPI_BASE_ADDR_VIRT,
|
|
.pfn = __phys_to_pfn(AIPI_BASE_ADDR),
|
|
.length = AIPI_SIZE,
|
|
.type = MT_DEVICE
|
|
},
|
|
/*
|
|
* this fixed mapping covers:
|
|
* - CSI
|
|
* - ATA
|
|
*/
|
|
{
|
|
.virtual = SAHB1_BASE_ADDR_VIRT,
|
|
.pfn = __phys_to_pfn(SAHB1_BASE_ADDR),
|
|
.length = SAHB1_SIZE,
|
|
.type = MT_DEVICE
|
|
},
|
|
/*
|
|
* this fixed mapping covers:
|
|
* - EMI
|
|
*/
|
|
{
|
|
.virtual = X_MEMC_BASE_ADDR_VIRT,
|
|
.pfn = __phys_to_pfn(X_MEMC_BASE_ADDR),
|
|
.length = X_MEMC_SIZE,
|
|
.type = MT_DEVICE
|
|
}
|
|
};
|
|
|
|
/*
|
|
* Initialize the memory map. It is called during the
|
|
* system startup to create static physical to virtual
|
|
* memory map for the IO modules.
|
|
*/
|
|
void __init mx21_map_io(void)
|
|
{
|
|
mxc_set_cpu_type(MXC_CPU_MX21);
|
|
mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
|
|
|
|
iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
|
|
}
|
|
|
|
void __init mx27_map_io(void)
|
|
{
|
|
mxc_set_cpu_type(MXC_CPU_MX27);
|
|
mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
|
|
|
|
iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
|
|
}
|
|
|
|
void __init mx27_init_irq(void)
|
|
{
|
|
mxc_init_irq(IO_ADDRESS(AVIC_BASE_ADDR));
|
|
}
|
|
|
|
void __init mx21_init_irq(void)
|
|
{
|
|
mx27_init_irq();
|
|
}
|
|
|