unsigned int mt8183_rate_transform(struct device *dev,
unsigned int rate, int aud_blk);
+int mt8183_dai_i2s_set_share(struct mtk_base_afe *afe, const char *main_i2s_name,
+ const char *secondary_i2s_name);
+
/* dai register */
int mt8183_dai_adda_register(struct mtk_base_afe *afe);
int mt8183_dai_pcm_register(struct mtk_base_afe *afe);
return 0;
}
+/**
+ * mt8183_dai_i2s_set_share() - Set up I2S ports to share a single clock.
+ * @afe: Pointer to &struct mtk_base_afe
+ * @main_i2s_name: The name of the I2S port that will provide the clock
+ * @secondary_i2s_name: The name of the I2S port that will use this clock
+ */
+int mt8183_dai_i2s_set_share(struct mtk_base_afe *afe, const char *main_i2s_name,
+ const char *secondary_i2s_name)
+{
+ struct mtk_afe_i2s_priv *secondary_i2s_priv;
+ int main_i2s_id;
+
+ secondary_i2s_priv = get_i2s_priv_by_name(afe, secondary_i2s_name);
+ if (!secondary_i2s_priv)
+ return -EINVAL;
+
+ main_i2s_id = get_i2s_id_by_name(afe, main_i2s_name);
+ if (main_i2s_id < 0)
+ return main_i2s_id;
+
+ secondary_i2s_priv->share_i2s_id = main_i2s_id;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mt8183_dai_i2s_set_share);
+
static int mt8183_dai_i2s_set_priv(struct mtk_base_afe *afe)
{
struct mt8183_afe_private *afe_priv = afe->platform_priv;