net: ieee802154: mrf24j40: 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>
Message-ID: <20240202064659.39434-1-liubo03@inspur.com>
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>

drivers/net/ieee802154/mrf24j40.c

@@ -388,7 +388,7 @@ static const struct regmap_config mrf24j40_short_regmap = {
 	.pad_bits = 1,
 	.write_flag_mask = MRF24J40_SHORT_WRITE,
 	.read_flag_mask = MRF24J40_SHORT_READ,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.max_register = MRF24J40_SHORT_NUMREGS,
 	.writeable_reg = mrf24j40_short_reg_writeable,
 	.readable_reg = mrf24j40_short_reg_readable,
@@ -495,7 +495,7 @@ static const struct regmap_config mrf24j40_long_regmap = {
 	.pad_bits = 5,
 	.write_flag_mask = MRF24J40_LONG_ACCESS,
 	.read_flag_mask = MRF24J40_LONG_ACCESS,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 	.max_register = MRF24J40_LONG_NUMREGS,
 	.writeable_reg = mrf24j40_long_reg_writeable,
 	.readable_reg = mrf24j40_long_reg_readable,