asoc: pineapple: add back-end support for dummy out/in device

To implement dummy device based a2dpSuspend/resume, adds support
for dummy device backend in audio kernel.

Change-Id: Iad4a210167ce400232c6d3b84bfca8b84fa358c8
Signed-off-by: Anand Mohan <quic_anamoh@quicinc.com>

asoc/msm_dailink.h

@@ -400,3 +400,12 @@ SND_SOC_DAILINK_DEFS(tavil_i2s_tx1,
 	DAILINK_COMP_ARRAY(COMP_CODEC("tavil_codec", "tavil_i2s_tx1")),
 	DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy")));
 
+SND_SOC_DAILINK_DEFS(pcm_dummy_rx0,
+	DAILINK_COMP_ARRAY(COMP_CPU("snd-soc-dummy-dai")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy")));
+
+SND_SOC_DAILINK_DEFS(pcm_dummy_tx1,
+	DAILINK_COMP_ARRAY(COMP_CPU("snd-soc-dummy-dai")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("snd-soc-dummy")));