power: supply: bq2515x: convert to use maple tree register cache

The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Link: https://lore.kernel.org/r/20250228080236.2759-4-liubo03@inspur.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

Author: Bo Liu

drivers/power/supply/bq2515x_charger.c

@@ -1060,7 +1060,7 @@ static const struct regmap_config bq25150_regmap_config = {
 	.max_register		= BQ2515X_DEVICE_ID,
 	.reg_defaults		= bq25150_reg_defaults,
 	.num_reg_defaults	= ARRAY_SIZE(bq25150_reg_defaults),
-	.cache_type		= REGCACHE_RBTREE,
+	.cache_type		= REGCACHE_MAPLE,
 	.volatile_reg		= bq2515x_volatile_register,
 };
 
@@ -1071,7 +1071,7 @@ static const struct regmap_config bq25155_regmap_config = {
 	.max_register		= BQ2515X_DEVICE_ID,
 	.reg_defaults		= bq25155_reg_defaults,
 	.num_reg_defaults	= ARRAY_SIZE(bq25155_reg_defaults),
-	.cache_type		= REGCACHE_RBTREE,
+	.cache_type		= REGCACHE_MAPLE,
 	.volatile_reg		= bq2515x_volatile_register,
 };