mfd: bcm590xx: 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/20240206071314.8721-6-liubo03@inspur.com
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/mfd/bcm590xx.c b/drivers/mfd/bcm590xx.c
index 92eede9a5e61b7cec7d43daf59dd1d8de5876a78..8b56786d85d0182acf91da203b5f943556c08422 100644 (file)
--- a/drivers/mfd/bcm590xx.c
+++ b/drivers/mfd/bcm590xx.c
@@ -27,14 +27,14 @@ static const struct regmap_config bcm590xx_regmap_config_pri = {
        .reg_bits       = 8,
        .val_bits       = 8,
        .max_register   = BCM590XX_MAX_REGISTER_PRI,
-       .cache_type     = REGCACHE_RBTREE,
+       .cache_type     = REGCACHE_MAPLE,
 };
 
 static const struct regmap_config bcm590xx_regmap_config_sec = {
        .reg_bits       = 8,
        .val_bits       = 8,
        .max_register   = BCM590XX_MAX_REGISTER_SEC,
-       .cache_type     = REGCACHE_RBTREE,
+       .cache_type     = REGCACHE_MAPLE,
 };
 
 static int bcm590xx_i2c_probe(struct i2c_client *i2c_pri)