-diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h
--- a/arch/mips/include/asm/cpu-features.h
+++ b/arch/mips/include/asm/cpu-features.h
@@ -101,6 +101,9 @@
/*
* I-Cache snoops remote store. This only matters on SMP. Some multiprocessors
-diff --git a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
@@ -0,0 +1,13 @@
+#define cpu_use_kmap_coherent 0
+
+#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */
-diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
-@@ -494,7 +494,7 @@ static inline void local_r4k_flush_cache_page(void *args)
+@@ -494,7 +494,7 @@ static inline void local_r4k_flush_cache
*/
map_coherent = (cpu_has_dc_aliases &&
page_mapped(page) && !Page_dcache_dirty(page));
vaddr = kmap_coherent(page, addr);
else
vaddr = kmap_atomic(page, KM_USER0);
-@@ -517,7 +517,7 @@ static inline void local_r4k_flush_cache_page(void *args)
+@@ -517,7 +517,7 @@ static inline void local_r4k_flush_cache
}
if (vaddr) {
kunmap_coherent();
else
kunmap_atomic(vaddr, KM_USER0);
-diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
-@@ -212,7 +212,7 @@ void copy_user_highpage(struct page *to, struct page *from,
+@@ -212,7 +212,7 @@ void copy_user_highpage(struct page *to,
void *vfrom, *vto;
vto = kmap_atomic(to, KM_USER1);
page_mapped(from) && !Page_dcache_dirty(from)) {
vfrom = kmap_coherent(from, vaddr);
copy_page(vto, vfrom);
-@@ -234,7 +234,7 @@ void copy_to_user_page(struct vm_area_struct *vma,
+@@ -234,7 +234,7 @@ void copy_to_user_page(struct vm_area_st
struct page *page, unsigned long vaddr, void *dst, const void *src,
unsigned long len)
{
page_mapped(page) && !Page_dcache_dirty(page)) {
void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
memcpy(vto, src, len);
-@@ -252,7 +252,7 @@ void copy_from_user_page(struct vm_area_struct *vma,
+@@ -252,7 +252,7 @@ void copy_from_user_page(struct vm_area_
struct page *page, unsigned long vaddr, void *dst, const void *src,
unsigned long len)
{