diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h
index 461a0558bca4d8d16e81b88e0286e3fa6251ab79..cebecff536a3a6aec1b06c69e32d8bb4ec2f4f29 100644
--- a/include/drm/drm_cache.h
+++ b/include/drm/drm_cache.h
@@ -39,6 +39,8 @@ static inline bool drm_arch_can_wc_memory(void)
 {
 #if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE)
 	return false;
+#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON3)
+	return false;
 #else
 	return true;
 #endif