Merge remote-tracking branches 'asoc/topic/da7213', 'asoc/topic/da732x', 'asoc/topic...

[mirror_ubuntu-zesty-kernel.git] / sound / soc / codecs / da732x.c

diff --git a/sound/soc/codecs/da732x.c b/sound/soc/codecs/da732x.c
index cf9b15472c853b1962b987e54c8275d160a43eba..4d1c302f5a76edc06e4c1efa4fff4d3ba96818e7 100644 (file)
--- a/sound/soc/codecs/da732x.c
+++ b/sound/soc/codecs/da732x.c
@@ -1252,11 +1252,23 @@ static struct snd_soc_dai_driver da732x_dai[] = {
        },
 };
 
+static bool da732x_volatile(struct device *dev, unsigned int reg)
+{
+       switch (reg) {
+       case DA732X_REG_HPL_DAC_OFF_CNTL:
+       case DA732X_REG_HPR_DAC_OFF_CNTL:
+               return true;
+       default:
+               return false;
+       }
+}
+
 static const struct regmap_config da732x_regmap = {
        .reg_bits               = 8,
        .val_bits               = 8,
 
        .max_register           = DA732X_MAX_REG,
+       .volatile_reg           = da732x_volatile,
        .reg_defaults           = da732x_reg_cache,
        .num_reg_defaults       = ARRAY_SIZE(da732x_reg_cache),
        .cache_type             = REGCACHE_RBTREE,