The es8328 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/es8328.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/es8328.c b/sound/soc/codecs/es8328.c index 160adc706cc6..0bd9ba5a11b4 100644 --- a/sound/soc/codecs/es8328.c +++ b/sound/soc/codecs/es8328.c @@ -822,7 +822,7 @@ const struct regmap_config es8328_regmap_config = { .reg_bits = 8, .val_bits = 8, .max_register = ES8328_REG_MAX, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .use_single_read = true, .use_single_write = true, }; -- 2.30.2