The rt5665 can only support single register read and write operations so does not benefit from block writes. This means it gets no benefit from using the rbtree register cache over the maple tree register cache so convert it to use maple trees instead, it is more modern. Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> --- sound/soc/codecs/rt5665.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/rt5665.c b/sound/soc/codecs/rt5665.c index 17afaef85c77..8301452058fd 100644 --- a/sound/soc/codecs/rt5665.c +++ b/sound/soc/codecs/rt5665.c @@ -4626,7 +4626,7 @@ static const struct regmap_config rt5665_regmap = { .max_register = 0x0400, .volatile_reg = rt5665_volatile_register, .readable_reg = rt5665_readable_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .reg_defaults = rt5665_reg, .num_reg_defaults = ARRAY_SIZE(rt5665_reg), .use_single_read = true, -- 2.30.2