regmap: Move initialization of regcache related fields to regcache_init

Move the initialization regcache related fields of the regmap struct to
regcache_init. This allows us to keep regmap and regcache code better
separated.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

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);

drivers/base/regmap/regcache.c

@@ -79,7 +79,7 @@ static int regcache_hw_init(struct regmap *map)
 	return 0;
 }
 
-int regcache_init(struct regmap *map)
+int regcache_init(struct regmap *map, const struct regmap_config *config)
 {
 	int ret;
 	int i;
@@ -100,6 +100,13 @@ 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];
 

drivers/base/regmap/regmap.c

@@ -147,12 +147,6 @@ 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;
@@ -215,7 +209,7 @@ struct regmap *regmap_init(struct device *dev,
 		goto err_map;
 	}
 
-	ret = regcache_init(map);
+	ret = regcache_init(map, config);
 	if (ret < 0)
 		goto err_map;