audioreach: add placeholder module

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

audioreach/module_placeholder_decoder.m4

+include(`util/util.m4') dnl
+dnl AR_MODULE_PLACEHOLDER_DECODER(index, sgidx, container-idx, iid, maxip-ports, max-op-ports, in-ports, outports, src-port, dst-port,
+dnl interleav, dst-iid)
+define(`AR_MODULE_PLACEHOLDER_DECODER',
+`'
+`SectionVendorTuples."NAME_PREFIX.placeholder_decoder$1_tuples" {'
+`        tokens "audioreach_tokens"'
+`'
+`        tuples."word.u32_data" {'
+`                AR_TKN_U32_MODULE_INSTANCE_ID STR($4)'
+`                AR_TKN_U32_MODULE_ID STR(MODULE_ID_PLACEHOLDER_DECODER)'
+`                AR_TKN_U32_MODULE_MAX_IP_PORTS STR($5)'
+`                AR_TKN_U32_MODULE_MAX_OP_PORTS STR($6)'
+`                AR_TKN_U32_MODULE_IN_PORTS STR($7)'
+`                AR_TKN_U32_MODULE_OUT_PORTS STR($8)'
+`                AR_TKN_U32_MODULE_SRC_OP_PORT_ID STR($9)'
+`                AR_TKN_U32_MODULE_DST_IN_PORT_ID STR($10)'
+`                AR_TKN_U32_MODULE_SRC_INSTANCE_ID STR($4)'
+`                AR_TKN_U32_MODULE_DST_INSTANCE_ID STR($12)'
+`                AR_TKN_U32_MODULE_FMT_INTERLEAVE STR($11)'
+`        }'
+`}'
+`'
+`SectionData."NAME_PREFIX.placeholder_decoder$1_data" {'
+`        tuples "NAME_PREFIX.placeholder_decoder$1_tuples"'
+`}'
+`'
+`SectionWidget."NAME_PREFIX.placeholder_decoder$1" {'
+`        index STR($1)'
+`        type "decoder"'
+`        no_pm "true"'
+`        subseq "10"'
+`        data ['
+`                "NAME_PREFIX.sub_graph$2_data"'
+`                "NAME_PREFIX.container$3_data"'
+`                "NAME_PREFIX.placeholder_decoder$1_data"'
+`        ]'
+`}') dnl