|
|
|
/*
|
|
|
|
* include/asm-arm/arch-at91/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
|
|
|
|
#define ARCH_ID_AT91SAM9263 0x019607a0
|
|
|
|
|
|
|
|
#define ARCH_ID_AT91SAM9XE128 0x329973a0
|
|
|
|
#define ARCH_ID_AT91SAM9XE256 0x329a93a0
|
|
|
|
#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
|
|
|
|
|
|
|
|
#define ARCH_ID_AT91SAM9RL64 0x019b03a0
|
|
|
|
|
|
|
|
#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_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_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_AT91SAM9261
|
|
|
|
#define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
|
|
|
|
#else
|
|
|
|
#define cpu_is_at91sam9261() (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
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 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
|