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| author | Vladimir Barinov <vbarinov@ru.mvista.com> | 2007-04-11 16:32:46 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-04-21 20:52:01 +0100 |
| commit | 53b2e01be55f3c140e2704cf8d5f99ddba0ff823 (patch) | |
| tree | 5f7002388ce6e46d3038a935869c2c5d0ccbc60e /include/asm-arm/arch-ixp4xx/cpu.h | |
| parent | 45fba0846f5a5a48ed3c394aa4f8ca93699e7655 (diff) | |
| download | linux-stable-53b2e01be55f3c140e2704cf8d5f99ddba0ff823.tar.gz linux-stable-53b2e01be55f3c140e2704cf8d5f99ddba0ff823.tar.bz2 linux-stable-53b2e01be55f3c140e2704cf8d5f99ddba0ff823.zip | |
[ARM] 4320/1: ixp4xx: cpu type detection stuff cleanup
Move IXP4XX cpu detection stuff in a separate include file and remove unused definition.
Signed-off-by: Vladimir Barinov <vbarinov@ru.mvista.com>
Signed-off-by: Ruslan Sushko <rsushko@ru.mvista.com>
Signed-off-by: Deepak Saxena <dsaxena@mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/cpu.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/cpu.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp4xx/cpu.h b/include/asm-arm/arch-ixp4xx/cpu.h new file mode 100644 index 000000000000..d2523b326c6c --- /dev/null +++ b/include/asm-arm/arch-ixp4xx/cpu.h @@ -0,0 +1,31 @@ +/* + * include/asm-arm/arch-ixp4xx/cpu.h + * + * IXP4XX cpu type detection + * + * Copyright (C) 2007 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ASM_ARCH_CPU_H__ +#define __ASM_ARCH_CPU_H__ + +extern unsigned int processor_id; +/* Processor id value in CP15 Register 0 */ +#define IXP425_PROCESSOR_ID_VALUE 0x690541c0 +#define IXP435_PROCESSOR_ID_VALUE 0x69054040 +#define IXP465_PROCESSOR_ID_VALUE 0x69054200 +#define IXP4XX_PROCESSOR_ID_MASK 0xfffffff0 + +#define cpu_is_ixp42x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP425_PROCESSOR_ID_VALUE) +#define cpu_is_ixp43x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP435_PROCESSOR_ID_VALUE) +#define cpu_is_ixp46x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP465_PROCESSOR_ID_VALUE) + +#endif /* _ASM_ARCH_CPU_H */ |