diff --git a/sound/soc/amlogic/auge/sharebuffer.c b/sound/soc/amlogic/auge/sharebuffer.c
index d0352711f..7c9b231ca 100644
--- a/sound/soc/amlogic/auge/sharebuffer.c
+++ b/sound/soc/amlogic/auge/sharebuffer.c
@@ -68,9 +68,11 @@ static int sharebuffer_spdifout_prepare(struct snd_pcm_substream *substream,
 	spdif_set_validity(0, spdif_id);
 
 	/* for samesource case, always 2ch substream to hdmitx */
+	aud_param.aud_src_if = AUD_SRC_IF_SPDIF;
 	aud_param.rate = runtime->rate;
 	aud_param.size = runtime->sample_bits;
 	aud_param.chs = 2;
+	aud_param.i2s_ch_mask = 0x1;
 
 	/* notify hdmitx audio */
 	if (get_hdmitx_audio_src(rtd->card) == spdif_id) {
diff --git a/sound/soc/amlogic/common/iec_info.c b/sound/soc/amlogic/common/iec_info.c
index 291a6f7a8..4cf6002bb 100644
--- a/sound/soc/amlogic/common/iec_info.c
+++ b/sound/soc/amlogic/common/iec_info.c
@@ -459,6 +459,7 @@ void spdif_notify_to_hdmitx(struct snd_pcm_substream *substream,
 	aud_param.rate = substream->runtime->rate;
 	aud_param.size = substream->runtime->sample_bits;
 	aud_param.chs  = substream->runtime->channels;
+	aud_param.i2s_ch_mask = 0x1;
 	aud_param.aud_src_if = AUD_SRC_IF_SPDIF;
 
 	if (codec_type == AUD_CODEC_TYPE_AC3) {