shannon.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/shannon.c
- */
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/tty.h>
- #include <asm/hardware.h>
- #include <asm/setup.h>
- #include <asm/irq.h>
- #include <asm/mach/arch.h>
- #include <asm/mach/map.h>
- #include <asm/mach/serial_sa1100.h>
- #include "generic.h"
- static struct map_desc shannon_io_desc[] __initdata = {
- /* virtual physical length domain r w c b */
- { 0xe8000000, 0x00000000, 0x00400000, DOMAIN_IO, 0, 1, 0, 0 }, /* main flash memory */
- LAST_DESC
- };
- static void __init shannon_map_io(void)
- {
- sa1100_map_io();
- iotable_init(shannon_io_desc);
- sa1100_register_uart(0, 3);
- sa1100_register_uart(1, 1);
- Ser1SDCR0 |= SDCR0_SUS;
- GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
- GPDR |= GPIO_UART_TXD;
- GPDR &= ~GPIO_UART_RXD;
- PPAR |= PPAR_UPR;
- set_GPIO_IRQ_edge(SHANNON_GPIO_IRQ_CODEC);
- }
- MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
- BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
- BOOT_PARAMS(0xc0000100)
- MAPIO(shannon_map_io)
- INITIRQ(sa1100_init_irq)
- MACHINE_END