# # Topology for i.MX8QXP board with nocodec # # Include topology builder include(`utils.m4') include(`dai.m4') include(`pipeline.m4') include(`sai.m4') include(`pcm.m4') include(`buffer.m4') # Include TLV library include(`common/tlv.m4') # Include Token library include(`sof/tokens.m4') # Include DSP configuration include(`platform/imx/imx8qxp.m4') # # Define the pipelines # # PCM0 ---> Volume ---> SAI1 (NoCodec) # dnl PIPELINE_PCM_ADD(pipeline, dnl pipe id, pcm, max channels, format, dnl period, priority, core, dnl pcm_min_rate, pcm_max_rate, pipeline_rate, dnl time_domain, sched_comp) # Low Latency playback pipeline 1 on PCM 0 using max 2 channels of s24le # Set 1000us deadline on core 0 with priority 0 PIPELINE_PCM_ADD(sof/pipe-volume-playback.m4, 1, 0, 2, s24le, 1000, 0, 0, 8000, 96000, 48000) # # DAIs configuration # dnl DAI_ADD(pipeline, dnl pipe id, dai type, dai_index, dai_be, dnl buffer, periods, format, dnl deadline, priority, core) # playback DAI is SAI1 using 2 periods # Buffers use s24le format, with 48 frame per 1000us on core 0 with priority 0 DAI_ADD(sof/pipe-dai-playback.m4, 1, SAI, 1, NoCodec-0, PIPELINE_SOURCE_1, 2, s24le, 1000, 0, 0, SCHEDULE_TIME_DOMAIN_DMA) dnl PCM_PLAYBACK_ADD(name, pcm_id, playback) # PCM Low Latency, id 0 PCM_PLAYBACK_ADD(Port0, 0, PIPELINE_PCM_1) dnl DAI_CONFIG(type, dai_index, link_id, name, sai_config) DAI_CONFIG(SAI, 1, 0, NoCodec-0, SAI_CONFIG(I2S, SAI_CLOCK(mclk, 49152000, codec_mclk_in), SAI_CLOCK(bclk, 3072000, codec_slave), SAI_CLOCK(fsync, 48000, codec_slave), SAI_TDM(2, 32, 3, 3), SAI_CONFIG_DATA(SAI, 1, 0)))