linux/arch/arm/mach-picoxcell/common.c
Jamie Iles 8f37a0b496 ARM: picoxcell: move io mappings to common.c
Now that we have lost our machine specific ioremap() we just have one
mapping that covers all peripherals.  Move this to common.c to simplify
things a little.

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
2011-12-18 10:48:20 +00:00

68 lines
1.6 KiB
C

/*
* Copyright (c) 2011 Picochip Ltd., Jamie Iles
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* All enquiries to support@picochip.com
*/
#include <linux/irq.h>
#include <linux/irqdomain.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <asm/mach/arch.h>
#include <asm/hardware/vic.h>
#include <asm/mach/map.h>
#include <mach/map.h>
#include <mach/picoxcell_soc.h>
#include "common.h"
static struct map_desc io_map __initdata = {
.virtual = PHYS_TO_IO(PICOXCELL_PERIPH_BASE),
.pfn = __phys_to_pfn(PICOXCELL_PERIPH_BASE),
.length = PICOXCELL_PERIPH_LENGTH,
.type = MT_DEVICE,
};
static void __init picoxcell_map_io(void)
{
iotable_init(&io_map, 1);
}
static void __init picoxcell_init_machine(void)
{
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char *picoxcell_dt_match[] = {
"picochip,pc3x2",
"picochip,pc3x3",
NULL
};
static const struct of_device_id vic_of_match[] __initconst = {
{ .compatible = "arm,pl192-vic", .data = vic_of_init, },
{ /* Sentinel */ }
};
static void __init picoxcell_init_irq(void)
{
of_irq_init(vic_of_match);
}
DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
.map_io = picoxcell_map_io,
.nr_irqs = NR_IRQS_LEGACY,
.init_irq = picoxcell_init_irq,
.handle_irq = vic_handle_irq,
.timer = &picoxcell_timer,
.init_machine = picoxcell_init_machine,
.dt_compat = picoxcell_dt_match,
MACHINE_END