--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -366,6 +366,7 @@ config ARCH_CNS3XXX
 	select MIGHT_HAVE_PCI
 	select PCI_DOMAINS if PCI
 	select CLKDEV_LOOKUP
+	select CPU_CACHE_FORCE_MULTI
 	help
 	  Support for Cavium Networks CNS3XXX platform.
 
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -496,6 +496,9 @@ config CPU_CACHE_VIPT
 config CPU_CACHE_FA
 	bool
 
+config CPU_CACHE_FORCE_MULTI
+	bool
+
 if MMU
 # The copy-page model
 config CPU_COPY_V4WT
--- a/arch/arm/include/asm/glue-cache.h
+++ b/arch/arm/include/asm/glue-cache.h
@@ -129,6 +129,10 @@
 #error Unknown cache maintenance model
 #endif
 
+#if defined(CONFIG_CPU_CACHE_FORCE_MULTI) && !defined(MULTI_CACHE)
+#define MULTI_CACHE 1
+#endif
+
 #ifndef MULTI_CACHE
 #define __cpuc_flush_icache_all		__glue(_CACHE,_flush_icache_all)
 #define __cpuc_flush_kern_all		__glue(_CACHE,_flush_kern_cache_all)
