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arm/mx2: split generic.c into mm-imx2[17].c

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This removes some #ifdefs and prepares moving the files in a directory
with more than imx21 and imx27 support.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-02-05 22:00:11 +01:00
parent 621b0e53b5
commit 4a50d00cb9
3 changed files with 101 additions and 33 deletions
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7
arch/arm/mach-mx2/Makefile
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@ -4,13 +4,12 @@
# Object file lists.
obj-y := generic.o devices.o serial.o
CFLAGS_generic.o = -DIMX_NEEDS_DEPRECATED_SYMBOLS
obj-y := devices.o serial.o
obj-$(CONFIG_MACH_MX21) += clock_imx21.o
obj-$(CONFIG_MACH_MX21) += clock_imx21.o mm-imx21.o
obj-$(CONFIG_MACH_MX27) += cpu_imx27.o
obj-$(CONFIG_MACH_MX27) += clock_imx27.o
obj-$(CONFIG_MACH_MX27) += clock_imx27.o mm-imx27.o
obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o
obj-$(CONFIG_MACH_MX27ADS) += mach-mx27ads.o

83
arch/arm/mach-mx2/mm-imx21.c Normal file
View File

@ -0,0 +1,83 @@
/*
* arch/arm/mach-mx2/mm-imx21.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>
/* MX21 memory map definition */
static struct map_desc imx21_io_desc[] __initdata = {
/*
* this fixed mapping covers:
* - AIPI1
* - AIPI2
* - AITC
* - ROM Patch
* - and some reserved space
*/
{
.virtual = MX21_AIPI_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX21_AIPI_BASE_ADDR),
.length = MX21_AIPI_SIZE,
.type = MT_DEVICE
},
/*
* this fixed mapping covers:
* - CSI
* - ATA
*/
{
.virtual = MX21_SAHB1_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX21_SAHB1_BASE_ADDR),
.length = MX21_SAHB1_SIZE,
.type = MT_DEVICE
},
/*
* this fixed mapping covers:
* - EMI
*/
{
.virtual = MX21_X_MEMC_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX21_X_MEMC_BASE_ADDR),
.length = MX21_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(MX21_IO_ADDRESS(MX21_WDOG_BASE_ADDR));
iotable_init(imx21_io_desc, ARRAY_SIZE(imx21_io_desc));
}
void __init mx21_init_irq(void)
{
mxc_init_irq(MX21_IO_ADDRESS(MX21_AVIC_BASE_ADDR));
}

44
arch/arm/mach-mx2/generic.c → arch/arm/mach-mx2/mm-imx27.c
View File

@ -1,5 +1,5 @@
/*
* generic.c
* arch/arm/mach-mx2/mm-imx27.c
*
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
*
@ -26,7 +26,7 @@
#include <asm/mach/map.h>
/* MX27 memory map definition */
static struct map_desc mxc_io_desc[] __initdata = {
static struct map_desc imx27_io_desc[] __initdata = {
/*
* this fixed mapping covers:
* - AIPI1
@ -36,9 +36,9 @@ static struct map_desc mxc_io_desc[] __initdata = {
* - and some reserved space
*/
{
.virtual = AIPI_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(AIPI_BASE_ADDR),
.length = AIPI_SIZE,
.virtual = MX27_AIPI_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX27_AIPI_BASE_ADDR),
.length = MX27_AIPI_SIZE,
.type = MT_DEVICE
},
/*
@ -47,9 +47,9 @@ static struct map_desc mxc_io_desc[] __initdata = {
* - ATA
*/
{
.virtual = SAHB1_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(SAHB1_BASE_ADDR),
.length = SAHB1_SIZE,
.virtual = MX27_SAHB1_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX27_SAHB1_BASE_ADDR),
.length = MX27_SAHB1_SIZE,
.type = MT_DEVICE
},
/*
@ -57,11 +57,11 @@ static struct map_desc mxc_io_desc[] __initdata = {
* - EMI
*/
{
.virtual = X_MEMC_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(X_MEMC_BASE_ADDR),
.length = X_MEMC_SIZE,
.virtual = MX27_X_MEMC_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX27_X_MEMC_BASE_ADDR),
.length = MX27_X_MEMC_SIZE,
.type = MT_DEVICE
}
},
};
/*
@ -69,29 +69,15 @@ static struct map_desc mxc_io_desc[] __initdata = {
* 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));
mxc_arch_reset_init(MX27_IO_ADDRESS(MX27_WDOG_BASE_ADDR));
iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
iotable_init(imx27_io_desc, ARRAY_SIZE(imx27_io_desc));
}
void __init mx27_init_irq(void)
{
mxc_init_irq(IO_ADDRESS(AVIC_BASE_ADDR));
mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR));
}
void __init mx21_init_irq(void)
{
mx27_init_irq();
}