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[PATCH] m68knommu: add ColdFire 532x cache init

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Add cache init support for the new ColdFire 532x CPU family.

Signed-off-by: Greg Ungerer <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Greg Ungerer 2006-06-26 10:33:10 +10:00 • committed by Linus Torvalds
commit df8fbe1e7f
1 changed files with 15 additions and 0 deletions
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15
include/asm-m68knommu/mcfcache.h
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@ -92,6 +92,21 @@
.endm
#endif /* CONFIG_M5249 || CONFIG_M5307 */
#if defined(CONFIG_M532x)
.macro CACHE_ENABLE
movel #0x01000000,%d0 /* invalidate cache cmd */
movec %d0,%CACR /* do invalidate cache */
nop
movel #0x4001C000,%d0 /* set SDRAM cached (write-thru) */
movec %d0,%ACR0
movel #0x00000000,%d0 /* no other regions cached */
movec %d0,%ACR1
movel #0x80000200,%d0 /* setup cache mask */
movec %d0,%CACR /* enable cache */
nop
.endm
#endif /* CONFIG_M532x */
#if defined(CONFIG_M5407)
/*
* Version 4 cores have a true harvard style separate instruction