The rt5651 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/rt5651.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c index df90af906563..bf98fdb66cea 100644 --- a/sound/soc/codecs/rt5651.c +++ b/sound/soc/codecs/rt5651.c @@ -2172,7 +2172,7 @@ static const struct regmap_config rt5651_regmap = { .volatile_reg = rt5651_volatile_register, .readable_reg = rt5651_readable_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .reg_defaults = rt5651_reg, .num_reg_defaults = ARRAY_SIZE(rt5651_reg), .ranges = rt5651_ranges, -- 2.30.2