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/*
* arch/arm/mach-at91/include/mach/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 <mach/hardware.h>
#include <mach/at91_dbgu.h>
#define ARCH_ID_AT91RM9200 0x09290780
#define ARCH_ID_AT91SAM9260 0x019803a0
#define ARCH_ID_AT91SAM9261 0x019703a0
#define ARCH_ID_AT91SAM9263 0x019607a0
#define ARCH_ID_AT91SAM9G10 0x819903a0
#define ARCH_ID_AT91SAM9G20 0x019905a0
#define ARCH_ID_AT91SAM9RL64 0x019b03a0
#define ARCH_ID_AT91SAM9G45 0x819b05a0
#define ARCH_ID_AT91CAP9 0x039A03A0
#define ARCH_ID_AT91SAM9XE128 0x329973a0
#define ARCH_ID_AT91SAM9XE256 0x329a93a0
#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
#define ARCH_ID_AT91M40800 0x14080044
#define ARCH_ID_AT91R40807 0x44080746
#define ARCH_ID_AT91M40807 0x14080745
#define ARCH_ID_AT91R40008 0x44000840
static inline unsigned long at91_cpu_identify(void)
{
return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
}
#define ARCH_EXID_AT91SAM9M11 0x00000001
#define ARCH_EXID_AT91SAM9M10 0x00000002
#define ARCH_EXID_AT91SAM9G45 0x00000004
static inline unsigned long at91_exid_identify(void)
{
return at91_sys_read(AT91_DBGU_EXID);
}
#define ARCH_FAMILY_AT91X92 0x09200000
#define ARCH_FAMILY_AT91SAM9 0x01900000
#define ARCH_FAMILY_AT91SAM9XE 0x02900000
static inline unsigned long at91_arch_identify(void)
{
return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
}
#ifdef CONFIG_ARCH_AT91CAP9
#include <mach/at91_pmc.h>
#define ARCH_REVISION_CAP9_B 0x399
#define ARCH_REVISION_CAP9_C 0x601
static inline unsigned long at91cap9_rev_identify(void)
{
return (at91_sys_read(AT91_PMC_VER));
}
#endif
#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_at91sam9xe() (at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
#define cpu_is_at91sam9260() ((at91_cpu_identify() == ARCH_ID_AT91SAM9260) || cpu_is_at91sam9xe())
#else
#define cpu_is_at91sam9xe() (0)
#define cpu_is_at91sam9260() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9G20
#define cpu_is_at91sam9g20() (at91_cpu_identify() == ARCH_ID_AT91SAM9G20)
#else
#define cpu_is_at91sam9g20() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9261
#define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
#else
#define cpu_is_at91sam9261() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9G10
#define cpu_is_at91sam9g10() (at91_cpu_identify() == ARCH_ID_AT91SAM9G10)
#else
#define cpu_is_at91sam9g10() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9263
#define cpu_is_at91sam9263() (at91_cpu_identify() == ARCH_ID_AT91SAM9263)
#else
#define cpu_is_at91sam9263() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9RL
#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
#else
#define cpu_is_at91sam9rl() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9G45
#define cpu_is_at91sam9g45() (at91_cpu_identify() == ARCH_ID_AT91SAM9G45)
#else
#define cpu_is_at91sam9g45() (0)
#endif
#ifdef CONFIG_ARCH_AT91CAP9
#define cpu_is_at91cap9() (at91_cpu_identify() == ARCH_ID_AT91CAP9)
#define cpu_is_at91cap9_revB() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_B)
#define cpu_is_at91cap9_revC() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_C)
#else
#define cpu_is_at91cap9() (0)
#define cpu_is_at91cap9_revB() (0)
#define cpu_is_at91cap9_revC() (0)
#endif
/*
* Since this is ARM, we will never run on any AVR32 CPU. But these
* definitions may reduce clutter in common drivers.
*/
#define cpu_is_at32ap7000() (0)
#endif