itsy.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- /*
- * linux/arch/arm/mach-sa1100/itsy.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_itsy(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 );
- mi->nr_banks = 4;
- }
- /* BRADFIXME The egpio addresses aren't verifiably correct. (i.e. they're most
- likely wrong. */
- static struct map_desc itsy_io_desc[] __initdata = {
- /* virtual physical length domain r w c b */
- { 0xe8000000, 0x00000000, 0x02000000, DOMAIN_IO, 0, 1, 0, 0 }, /* Flash bank 0 */
- { 0xf0000000, 0x49000000, 0x01000000, DOMAIN_IO, 0, 1, 0, 0 }, /* EGPIO 0 */
- LAST_DESC
- };
- static void __init itsy_map_io(void)
- {
- sa1100_map_io();
- iotable_init(itsy_io_desc);
- sa1100_register_uart(0, 3);
- sa1100_register_uart(1, 1);
- sa1100_register_uart(2, 2);
- }
- MACHINE_START(ITSY, "Compaq Itsy")
- BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
- BOOT_PARAMS(0xc0000100)
- FIXUP(fixup_itsy)
- MAPIO(itsy_map_io)
- INITIRQ(sa1100_init_irq)
- MACHINE_END