ASoC: Intel: kbl: Add DAI links for Multi-Playback & Echo-reference

Add new FE DAI links to support:
1. Parallel playback on 2 ports simultaneously
2. Echo reference capture capability
Signed-off-by: Naveen M <naveen.m@intel.com>
Signed-off-by: Sathya Prakash M R <sathya.prakash.m.r@intel.com>
Acked-By: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/kbl_rt5663_max98927.c

@@ -52,6 +52,8 @@ struct kbl_rt5663_private {
 enum {
 	KBL_DPCM_AUDIO_PB = 0,
 	KBL_DPCM_AUDIO_CP,
+	KBL_DPCM_AUDIO_HS_PB,
+	KBL_DPCM_AUDIO_ECHO_REF_CP,
 	KBL_DPCM_AUDIO_REF_CP,
 	KBL_DPCM_AUDIO_DMIC_CP,
 	KBL_DPCM_AUDIO_HDMI1_PB,
@@ -485,6 +487,28 @@ static struct snd_soc_dai_link kabylake_dais[] = {
 		.dpcm_capture = 1,
 		.ops = &kabylake_rt5663_fe_ops,
 	},
+	[KBL_DPCM_AUDIO_HS_PB] = {
+		.name = "Kbl Audio Headset Playback",
+		.stream_name = "Headset Audio",
+		.cpu_dai_name = "System Pin2",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[KBL_DPCM_AUDIO_ECHO_REF_CP] = {
+		.name = "Kbl Audio Echo Reference cap",
+		.stream_name = "Echoreference Capture",
+		.cpu_dai_name = "Echoref Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.init = NULL,
+		.capture_only = 1,
+		.nonatomic = 1,
+	},
 	[KBL_DPCM_AUDIO_REF_CP] = {
 		.name = "Kbl Audio Reference cap",
 		.stream_name = "Wake on Voice",

sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c

@@ -62,6 +62,8 @@ struct kbl_codec_private {
 enum {
 	KBL_DPCM_AUDIO_PB = 0,
 	KBL_DPCM_AUDIO_CP,
+	KBL_DPCM_AUDIO_HS_PB,
+	KBL_DPCM_AUDIO_ECHO_REF_CP,
 	KBL_DPCM_AUDIO_DMIC_CP,
 	KBL_DPCM_AUDIO_HDMI1_PB,
 	KBL_DPCM_AUDIO_HDMI2_PB,
@@ -456,6 +458,28 @@ static struct snd_soc_dai_link kabylake_dais[] = {
 		.dpcm_capture = 1,
 		.ops = &kabylake_rt5663_fe_ops,
 	},
+	[KBL_DPCM_AUDIO_HS_PB] = {
+		.name = "Kbl Audio Headset Playback",
+		.stream_name = "Headset Audio",
+		.cpu_dai_name = "System Pin2",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[KBL_DPCM_AUDIO_ECHO_REF_CP] = {
+		.name = "Kbl Audio Echo Reference cap",
+		.stream_name = "Echoreference Capture",
+		.cpu_dai_name = "Echoref Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.init = NULL,
+		.capture_only = 1,
+		.nonatomic = 1,
+	},
 	[KBL_DPCM_AUDIO_DMIC_CP] = {
 		.name = "Kbl Audio DMIC cap",
 		.stream_name = "dmiccap",