diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h
index 6483e0bda0cfb97a48489f13a30e55c36c893e47..954f7b73238fdca2b529e1f593cb46bd0c955ab1 100644
--- a/drivers/base/regmap/internal.h
+++ b/drivers/base/regmap/internal.h
@@ -106,7 +106,7 @@ static inline void regmap_debugfs_exit(struct regmap *map) { }
 #endif
 
 /* regcache core declarations */
-int regcache_init(struct regmap *map);
+int regcache_init(struct regmap *map, const struct regmap_config *config);
 void regcache_exit(struct regmap *map);
 int regcache_read(struct regmap *map,
 		       unsigned int reg, unsigned int *value);
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 27fae58ff4cb95105a1160d40a5d3559b6d813b4..0ad6cfb2c8cc27d0cdd3b2cf6b389ab3f0a115c3 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -87,7 +87,7 @@ static int regcache_hw_init(struct regmap *map)
 	return ret;
 }
 
-int regcache_init(struct regmap *map)
+int regcache_init(struct regmap *map, const struct regmap_config *config)
 {
 	int ret;
 	int i;
@@ -108,6 +108,13 @@ int regcache_init(struct regmap *map)
 		return -EINVAL;
 	}
 
+	map->reg_defaults = config->reg_defaults;
+	map->num_reg_defaults = config->num_reg_defaults;
+	map->num_reg_defaults_raw = config->num_reg_defaults_raw;
+	map->reg_defaults_raw = config->reg_defaults_raw;
+	map->cache_size_raw = (config->val_bits / 8) * config->num_reg_defaults_raw;
+	map->cache_word_size = config->val_bits / 8;
+
 	map->cache = NULL;
 	map->cache_ops = cache_types[i];
 
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index b84ebf9eecf0d1f752388e533d9e516ab69117a3..3cf4785c3afece000e3109219c787927d8d2b874 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -159,12 +159,6 @@ struct regmap *regmap_init(struct device *dev,
 	map->volatile_reg = config->volatile_reg;
 	map->precious_reg = config->precious_reg;
 	map->cache_type = config->cache_type;
-	map->reg_defaults = config->reg_defaults;
-	map->num_reg_defaults = config->num_reg_defaults;
-	map->num_reg_defaults_raw = config->num_reg_defaults_raw;
-	map->reg_defaults_raw = config->reg_defaults_raw;
-	map->cache_size_raw = (config->val_bits / 8) * config->num_reg_defaults_raw;
-	map->cache_word_size = config->val_bits / 8;
 
 	if (config->read_flag_mask || config->write_flag_mask) {
 		map->read_flag_mask = config->read_flag_mask;
@@ -227,7 +221,7 @@ struct regmap *regmap_init(struct device *dev,
 		goto err_map;
 	}
 
-	ret = regcache_init(map);
+	ret = regcache_init(map, config);
 	if (ret < 0)
 		goto err_free_workbuf;