76 lines
1.9 KiB
Plaintext
76 lines
1.9 KiB
Plaintext
#
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# Topology for Apollo Lake with direct attach digital microphones array
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#
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# Include topology builder
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include(`utils.m4')
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include(`dai.m4')
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include(`pipeline.m4')
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# Include TLV library
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include(`common/tlv.m4')
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# Include Token library
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include(`sof/tokens.m4')
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# Include Apollolake DSP configuration
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include(`platform/intel/bxt.m4')
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include(`platform/intel/dmic.m4')
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#
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# Define the pipelines
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#
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# PCM6 <---- volume <----- DMIC6 (DMIC01)
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#
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dnl PIPELINE_PCM_ADD(pipeline,
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dnl pipe id, pcm, max channels, format,
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dnl frames, deadline, priority, core)
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# Passthrough capture pipeline 1 on PCM 6 using max 2 channels.
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# Schedule 48 frames per 1000us deadline on core 0 with priority 0
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PIPELINE_PCM_ADD(sof/pipe-passthrough-capture.m4,
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1, 6, 2, s32le,
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48, 1000, 0, 0)
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#
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# DAIs configuration
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#
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dnl DAI_ADD(pipeline,
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dnl pipe id, dai type, dai_index, dai_be,
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dnl buffer, periods, format,
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dnl frames, deadline, priority, core)
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# capture DAI is DMIC 0 using 2 periods
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# Buffers use s32le format, with 48 frame per 1000us on core 0 with priority 0
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DAI_ADD(sof/pipe-dai-capture.m4,
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1, DMIC, 0, NoCodec-6,
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PIPELINE_SINK_1, 2, s32le,
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48, 1000, 0, 0)
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dnl PCM_DUPLEX_ADD(name, pcm_id, playback, capture)
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dnl PCM_CAPTURE_ADD(name, pipeline, capture)
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PCM_CAPTURE_ADD(DMIC01, 6, PIPELINE_PCM_1)
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#
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# BE configurations - overrides config in ACPI if present
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#
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dnl DAI_CONFIG(type, dai_index, link_id, name, ssp_config/dmic_config)
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DAI_CONFIG(DMIC, 0, 6, NoCodec-6,
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dnl DMIC_CONFIG(driver_version, clk_min, clk_mac, duty_min, duty_max,
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dnl sample_rate,
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dnl fifo word length, type, dai_index, pdm controller config)
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DMIC_CONFIG(1, 500000, 4800000, 40, 60, 48000,
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dnl DMIC_WORD_LENGTH(frame_format)
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DMIC_WORD_LENGTH(s32le), DMIC, 0,
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dnl PDM_CONFIG(type, dai_index, num pdm active, pdm tuples list)
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dnl STEREO_PDM0 is a pre-defined pdm config for stereo capture
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PDM_CONFIG(DMIC, 0, STEREO_PDM0)))
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