shannon.c

优龙2410linux2.6.8内核源代码

/*
 * 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 <asm/arch/shannon.h>

#include "generic.h"


static void __init shannon_map_io(void)
{
	sa1100_map_io();

	sa1100_register_uart(0, 3);
	sa1100_register_uart(1, 1);

	Ser1SDCR0 |= SDCR0_SUS;
	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
	GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
	GPDR &= ~GPIO_UART_RXD;
	PPAR |= PPAR_UPR;

	/* reset the codec */
	GPCR = SHANNON_GPIO_CODEC_RESET;
	GPSR = SHANNON_GPIO_CODEC_RESET;
}

MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
	BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
	BOOT_PARAMS(0xc0000100)
	MAPIO(shannon_map_io)
	INITIRQ(sa1100_init_irq)
	INITTIME(sa1100_init_time)
MACHINE_END