+ /* GSM audio */
+ sound_telephony {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "GTA04 voice";
+ simple-audio-card,bitclock-master = <&telephony_link_master>;
+ simple-audio-card,frame-master = <&telephony_link_master>;
+ simple-audio-card,format = "i2s";
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcbsp4>;
+ };
+
+ telephony_link_master: simple-audio-card,codec {
+ sound-dai = <>m601_codec>;
+ };
+ };
+
+ gtm601_codec: gsm_codec {
+ compatible = "option,gtm601";
+ #sound-dai-cells = <0>;
+ };
+