| /* |
| * 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 |
| |
| |
| 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 |
| |
| #ifdef CONFIG_ARCH_AT91SAM9263 |
| #define cpu_is_at91sam9263() (at91_cpu_identify() == ARCH_ID_AT91SAM9263) |
| #else |
| #define cpu_is_at91sam9263() (0) |
| #endif |
| |
| #endif |