From df8fbe1e7f250b157c5815a005a9650548315d1f Mon Sep 17 00:00:00 2001 From: Greg Ungerer Date: Mon, 26 Jun 2006 10:33:10 +1000 Subject: [PATCH] m68knommu: add ColdFire 532x cache init Add cache init support for the new ColdFire 532x CPU family. Signed-off-by: Greg Ungerer Signed-off-by: Linus Torvalds --- include/asm-m68knommu/mcfcache.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'include/asm-m68knommu') diff --git a/include/asm-m68knommu/mcfcache.h b/include/asm-m68knommu/mcfcache.h index 45d1ac57ea8..7b61a8a529f 100644 --- a/include/asm-m68knommu/mcfcache.h +++ b/include/asm-m68knommu/mcfcache.h @@ -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 -- cgit v1.2.3-70-g09d2