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@xxxxxxxxxx> --- drivers/mfd/tps65218.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/tps65218.c b/drivers/mfd/tps65218.c index 11e4e52b56be..427a2b97f117 100644 --- a/drivers/mfd/tps65218.c +++ b/drivers/mfd/tps65218.c @@ -127,7 +127,7 @@ static const struct regmap_access_table tps65218_volatile_table = { static const struct regmap_config tps65218_regmap_config = { .reg_bits = 8, .val_bits = 8, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .volatile_table = &tps65218_volatile_table, }; -- 2.39.2