Viewing file:  pleb.c (1.57 KB) -rw-r--r--
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/*
* linux/arch/arm/mach-sa1100/pleb.c
*/
#include <linux/init.h>
#include <linux/kernel.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"
static void __init
fixup_pleb(struct machine_desc *desc, struct param_struct *params,
char **cmdline, struct meminfo *mi)
{
SET_BANK(0, 0xc0000000, 16*1024*1024);
SET_BANK(1, 0xc8000000, 16*1024*1024);
SET_BANK(2, 0xd0000000, 16*1024*1024);
SET_BANK(3, 0xd8000000, 16*1024*1024);
/* make this 4 a second memory card is used to make 64MB */
/* make it 1 if a 16MB memory card is used */
mi->nr_banks = 2; /* Default 32MB */
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
setup_ramdisk(1, 0, 0, 8192);
setup_initrd(0xc0400000, 4*1024*1024);
}
static struct map_desc pleb_io_desc[] __initdata = {
/* virtual physical length domain r w c b */
{ 0xe8000000, 0x00000000, 0x00400000, DOMAIN_IO, 1, 1, 0, 0 }, /* main flash memory */
{ 0xe8400000, 0x08000000, 0x00400000, DOMAIN_IO, 1, 1, 0, 0 }, /* main flash, alternative location */
LAST_DESC
};
static void __init pleb_map_io(void)
{
sa1100_map_io();
iotable_init(pleb_io_desc);
sa1100_register_uart(0, 3);
sa1100_register_uart(1, 1);
GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
GPDR |= GPIO_UART_TXD;
GPDR &= ~GPIO_UART_RXD;
PPAR |= PPAR_UPR;
}
MACHINE_START(PLEB, "PLEB")
BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
FIXUP(fixup_pleb)
MAPIO(pleb_map_io)
INITIRQ(sa1100_init_irq)
MACHINE_END
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