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/*
* include/asm-arm/arch-at91rm9200/cpu.h
*
* Copyright (C) 2006 SAN People
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*/
#ifndef __ASM_ARCH_CPU_H
#define __ASM_ARCH_CPU_H
#include <asm/hardware.h>
#include <asm/arch/at91_dbgu.h>
#define ARCH_ID_AT91RM9200 0x09290780
#define ARCH_ID_AT91SAM9260 0x019803a0
#define ARCH_ID_AT91SAM9261 0x019703a0
static inline unsigned long at91_cpu_identify(void)
{
return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
}
#ifdef CONFIG_ARCH_AT91RM9200
#define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200)
#else
#define cpu_is_at91rm9200() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9260
#define cpu_is_at91sam9260() (at91_cpu_identify() == ARCH_ID_AT91SAM9260)
#else
#define cpu_is_at91sam9260() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9261
#define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
#else
#define cpu_is_at91sam9261() (0)
#endif
#endif
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