Viewing file:  xp860.c (1.77 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/*
* linux/arch/arm/mach-sa1100/xp860.c
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/tty.h>
#include <asm/hardware.h>
#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include "generic.h"
#include "sa1111.h"
static void xp860_power_off(void)
{
GPDR |= GPIO_GPIO20;
GPSR = GPIO_GPIO20;
mdelay(1000);
GPCR = GPIO_GPIO20;
while(1);
}
/*
* Note: I replaced the sa1111_init() without the full SA1111 initialisation
* because this machine doesn't appear to use the DMA features. If this is
* wrong, please look at neponset.c to fix it properly.
*/
static int __init xp860_init(void)
{
pm_power_off = xp860_power_off;
/*
* Probe for SA1111.
*/
ret = sa1111_probe();
if (ret < 0)
return ret;
/*
* We found it. Wake the chip up.
*/
sa1111_wake();
return 0;
}
__initcall(xp860_init);
static void __init
fixup_xp860(struct machine_desc *desc, struct param_struct *params,
char **cmdline, struct meminfo *mi)
{
SET_BANK( 0, 0xc0000000, 32*1024*1024 );
mi->nr_banks = 1;
}
static struct map_desc xp860_io_desc[] __initdata = {
/* virtual physical length domain r w c b */
{ 0xf0000000, 0x10000000, 0x00100000, DOMAIN_IO, 1, 1, 0, 0 }, /* SCSI */
{ 0xf1000000, 0x18000000, 0x00100000, DOMAIN_IO, 1, 1, 0, 0 }, /* LAN */
{ 0xf4000000, 0x40000000, 0x00800000, DOMAIN_IO, 1, 1, 0, 0 }, /* SA-1111 */
LAST_DESC
};
static void __init xp860_map_io(void)
{
sa1100_map_io();
iotable_init(xp860_io_desc);
sa1100_register_uart(0, 3);
sa1100_register_uart(1, 1);
}
MACHINE_START(XP860, "XP860")
BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
FIXUP(fixup_xp860)
MAPIO(xp860_map_io)
INITIRQ(sa1100_init_irq)
MACHINE_END
|