diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index 1604cd0..0fdcf2d 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -16,6 +16,9 @@
  */
 #define ARCH_DMA_MINALIGN	128
 
+/* CONFIG_SYS_CACHELINE_SIZE is used a lot in drivers */
+#define CONFIG_SYS_CACHELINE_SIZE	ARCH_DMA_MINALIGN
+
 #if defined(ARC_MMU_ABSENT)
 #define CONFIG_ARC_MMU_VER 0
 #elif defined(CONFIG_ARC_MMU_V2)