diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 87f54dbf601b90adf01e602ec200e5f967472d66..74b69095def6def7129d77a142936e7b751705d1 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -346,6 +346,7 @@ int regcache_sync_region(struct regmap *map, unsigned int min,
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(regcache_sync_region);
 
 /**
  * regcache_cache_only: Put a register map into cache only mode