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- /*
- * 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
- 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
- #endif
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