diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 27f4228dd24e..1754498b0717 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -208,11 +208,3 @@ void cpu_cache_init(void)
 
 	setup_protection_map();
 }
-
-int __weak __uncached_access(struct file *file, unsigned long addr)
-{
-	if (file->f_flags & O_DSYNC)
-		return 1;
-
-	return addr >= __pa(high_memory);
-}
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 94c2b556cf97..887ffca3f47f 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -294,13 +294,6 @@ static int uncached_access(struct file *file, phys_addr_t addr)
 	 * attribute aliases.
 	 */
 	return !(efi_mem_attributes(addr) & EFI_MEMORY_WB);
-#elif defined(CONFIG_MIPS)
-	{
-		extern int __uncached_access(struct file *file,
-					     unsigned long addr);
-
-		return __uncached_access(file, addr);
-	}
 #else
 	/*
 	 * Accessing memory above the top the kernel knows about or through a