The cs35l30 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/cs53l30.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c index 69db0013d243..dfbd5b2b2bd9 100644 --- a/sound/soc/codecs/cs53l30.c +++ b/sound/soc/codecs/cs53l30.c @@ -911,7 +911,7 @@ static struct regmap_config cs53l30_regmap = { .volatile_reg = cs53l30_volatile_register, .writeable_reg = cs53l30_writeable_register, .readable_reg = cs53l30_readable_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .use_single_read = true, .use_single_write = true, -- 2.30.2