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Commit df8fbe1e authored by Greg Ungerer's avatar Greg Ungerer Committed by Linus Torvalds
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[PATCH] m68knommu: add ColdFire 532x cache init 



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

Signed-off-by: default avatarGreg Ungerer <gerg@uclinux.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 76aa698f

include/asm-m68knommu/mcfcache.h

+15 −0
Original line number Original line Diff line number Diff line
@@ -92,6 +92,21 @@ 
.endm

.endm

#endif /* CONFIG_M5249 || CONFIG_M5307 */

#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)

#if defined(CONFIG_M5407)

/*

/*

 *	Version 4 cores have a true harvard style separate instruction

 *	Version 4 cores have a true harvard style separate instruction