mfd: twl: 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: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20231001-mfd-ti-maple-v1-7-0657862de3f6@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 234500b2e53fcaac3bba8b2fc90c786c03953ea5..6e384a79e3418987a4afc52f79696367d8c7ed5b 100644 (file)
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -314,7 +314,7 @@ static const struct regmap_config twl4030_regmap_config[4] = {
 
                .reg_defaults = twl4030_49_defaults,
                .num_reg_defaults = ARRAY_SIZE(twl4030_49_defaults),
-               .cache_type = REGCACHE_RBTREE,
+               .cache_type = REGCACHE_MAPLE,
        },
        {
                /* Address 0x4a */