X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=arch%2Fm68k%2Finclude%2Fasm%2Fcache.h;h=f9e2d15f43f0bfa7ba5e2a26fbffb8365a7b4c2d;hb=612404c28a64a6df300642a1550a65dcc8e01f82;hp=7c84e4847119be2665fb8ba418f17f54b8c070b7;hpb=819833af39a91fa1c1e8252862bbda6f5a602f7b;p=oweals%2Fu-boot.git

diff --git a/arch/m68k/include/asm/cache.h b/arch/m68k/include/asm/cache.h
index 7c84e48471..f9e2d15f43 100644
--- a/arch/m68k/include/asm/cache.h
+++ b/arch/m68k/include/asm/cache.h
@@ -1,7 +1,7 @@
 /*
  * ColdFire cache
  *
- * Copyright (C) 2004-2010 Freescale Semiconductor, Inc.
+ * Copyright 2004-2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -37,10 +37,9 @@
 
 #if defined(CONFIG_MCF547x_8x) || defined(CONFIG_MCF5445x)
 #define CONFIG_CF_V4
-#if defined(CONFIG_MCF5441x)
+#elif defined(CONFIG_MCF5441x)
 #define CONFIG_CF_V4E		/* Four Extra ACRn */
 #endif
-#endif
 
 /* ***** CACR ***** */
 /* V2 Core */
@@ -87,7 +86,7 @@
 #endif				/* CONFIG_CF_V3 */
 
 /* V4 Core */
-#ifdef CONFIG_CF_V4
+#if defined(CONFIG_CF_V4) || defined(CONFIG_CF_V4E)
 
 #define CF_CACR_DEC		(1 << 31)
 #define CF_CACR_DW		(1 << 30)
@@ -113,7 +112,7 @@
 #define CF_CACR_IDSP		(1 << 7)
 #define CF_CACR_EUSP		(1 << 5)
 
-#ifdef CONFIG_MCF5445x
+#if defined(CONFIG_MCF5445x) || defined(CONFIG_MCF5441x)
 #define CF_CACR_IVO		(1 << 20)
 #define CF_CACR_SPA		(1 << 14)
 #else
@@ -148,7 +147,7 @@
 #endif				/* CONFIG_CF_V2 */
 
 /* V4 Core */
-#ifdef CONFIG_CF_V4
+#if defined(CONFIG_CF_V4) || defined(CONFIG_CF_V4E)
 #define CF_ACR_AMM		(1 << 10)
 #define CF_ACR_SP		(1 << 3)
 #endif				/* CONFIG_CF_V4 */
@@ -207,4 +206,14 @@ void dcache_invalid(void);
 
 #endif
 
+/*
+ * m68k uses 16 byte L1 data cache line sizes.  Use this for DMA buffer
+ * alignment unless the board configuration has specified a new value.
+ */
+#ifdef CONFIG_SYS_CACHELINE_SIZE
+#define ARCH_DMA_MINALIGN	CONFIG_SYS_CACHELINE_SIZE
+#else
+#define ARCH_DMA_MINALIGN	16
+#endif
+
 #endif				/* __CACHE_H */