Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx

[u-boot] / arch / powerpc / include / asm / cache.h

diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index 53e8d05f50b1a251484e8be719ab216350e1c6b5..cdc1f108728be352a2ad473b202ac9a216131d7e 100644 (file)
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -4,11 +4,10 @@
 #ifndef __ARCH_PPC_CACHE_H
 #define __ARCH_PPC_CACHE_H
 
-#include <linux/config.h>
 #include <asm/processor.h>
 
 /* bytes per L1 cache line */
-#if defined(CONFIG_8xx) || defined(CONFIG_IOP480)
+#if defined(CONFIG_8xx)
 #define        L1_CACHE_SHIFT  4
 #elif defined(CONFIG_PPC64BRIDGE)
 #define L1_CACHE_SHIFT 7
@@ -20,6 +19,12 @@
 
 #define L1_CACHE_BYTES          (1 << L1_CACHE_SHIFT)
 
+/*
+ * Use the L1 data cache line size value for the minimum DMA buffer alignment
+ * on PowerPC.
+ */
+#define ARCH_DMA_MINALIGN      L1_CACHE_BYTES
+
 /*
  * For compatibility reasons support the CONFIG_SYS_CACHELINE_SIZE too
  */