regulator: isl9305: 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://msgid.link/r/20240320085740.4604-4-liubo03@inspur.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/isl9305.c b/drivers/regulator/isl9305.c
index 0f7560093091a18a93330c903413e55e97c375dd..5a234f25e6bb015182dea2fd7bc2212c9d107916 100644 (file)
--- a/drivers/regulator/isl9305.c
+++ b/drivers/regulator/isl9305.c
@@ -134,7 +134,7 @@ static const struct regmap_config isl9305_regmap = {
        .val_bits = 8,
 
        .max_register = ISL9305_MAX_REG,
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
 };
 
 static int isl9305_i2c_probe(struct i2c_client *i2c)