power: supply: smb347: 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/20250228080236.2759-10-liubo03@inspur.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

Author: Bo Liu

drivers/power/supply/smb347-charger.c

@@ -1488,7 +1488,7 @@ static const struct regmap_config smb347_regmap = {
 	.max_register	= SMB347_MAX_REGISTER,
 	.volatile_reg	= smb347_volatile_reg,
 	.readable_reg	= smb347_readable_reg,
-	.cache_type	= REGCACHE_RBTREE,
+	.cache_type	= REGCACHE_MAPLE,
 };
 
 static const struct regulator_ops smb347_usb_vbus_regulator_ops = {