frodo.c
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:2k
- /*
- * linux/arch/arm/mach-sa1100/frodo.c
- *
- * Author: Abraham van der Merwe <abraham@2d3d.co.za>
- *
- * This file contains the 2d3D, Inc. SA-1110 Development Board tweaks.
- *
- * This source code 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.
- *
- * History:
- *
- * 2002/01/31 Initial version
- */
- #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 struct map_desc frodo_io_desc[] __initdata =
- {
- /* virtual physical length domain r w c b */
- { 0xe8000000, 0x00000000, 0x04000000, DOMAIN_IO, 1, 1, 0, 0 }, /* flash memory */
- { 0xf0000000, 0x40000000, 0x00100000, DOMAIN_IO, 1, 1, 0, 0 }, /* 16-bit on-board devices (including CPLDs) */
- { 0xf1000000, 0x18000000, 0x04000000, DOMAIN_IO, 1, 1, 0, 0 }, /* 32-bit daughter card */
- LAST_DESC
- };
- static void __init frodo_map_io (void)
- {
- sa1100_map_io ();
- iotable_init (frodo_io_desc);
- sa1100_register_uart (0,2); /* UART2 (serial console) */
- sa1100_register_uart (1,1); /* UART1 (big kahuna flow control serial port) */
- /*
- * Set SUS bit in SDCR0 so serial port 1 acts as a UART.
- * See Intel SA-1110 Developers Manual Section 11.9.2.1 (GPCLK/UART Select)
- */
- Ser1SDCR0 |= SDCR0_SUS;
- }
- MACHINE_START (FRODO,"2d3D, Inc. SA-1110 Development Board")
- BOOT_MEM (0xc0000000,0x80000000,0xf8000000)
- BOOT_PARAMS (0xc0000100)
- MAPIO (frodo_map_io)
- INITIRQ (sa1100_init_irq)
- MACHINE_END