# # Topology for generic Apollolake board with TDF8532 # # Include topology builder include(`utils.m4') include(`dai.m4') include(`pipeline.m4') # Include TLV library include(`common/tlv.m4') # Include Token library include(`sof/tokens.m4') # Include Apollolake DSP configuration include(`dsps/bxt.m4') # # Define the pipelines # # PCM0 ----> volume -----> SSP4 # # PCM1 <---- Volume <----- SSP4 # # Low Latency playback pipeline 1 on PCM 0 using max 4 channels of s32le. # Schedule 48 frames per 1000us deadline on core 0 with priority 0 # Use DMAC 0 channel 1 for PCM audio playback data PIPELINE_PCM_DAI_ADD(sof/pipe-volume-playback.m4, 1, 0, 4, s32le, 48, 1000, 0, 0, 0, 1, SSP, 4, s32le, 2) # Low Latency capture pipeline 2 on PCM 0 using max 4 channels of s32le. # Schedule 48 frames per 1000us deadline on core 0 with priority 0 # Use DMAC 0 channel 2 for PCM audio capture data PIPELINE_PCM_DAI_ADD(sof/pipe-volume-capture.m4, 2, 0, 4, s32le, 48, 1000, 0, 0, 0, 1, SSP, 4, s32le, 2) # # DAI configuration # # SSP port 4 is our only pipeline DAI # # playback DAI is SSP4 using 2 periods # Buffers use s32le format, with 48 frame per 1000us on core 0 with priority 0 DAI_ADD(sof/pipe-dai-playback.m4, 1, SSP, 4, SSP4-Codec, PIPELINE_SOURCE_1, 2, s32le, 48, 1000, 0, 0) # capture DAI is SSP4 using 2 periods # Buffers use s32le format, with 48 frame per 1000us on core 0 with priority 0 DAI_ADD(sof/pipe-dai-capture.m4, 2, SSP, 4, SSP4-Codec, PIPELINE_SINK_2, 2, s32le, 48, 1000, 0, 0) # PCM Low Latency PCM_DUPLEX_ADD(Passthrough, 3, 0, 0, PIPELINE_PCM_1, PIPELINE_PCM_2) # # BE configurations - overrides config in ACPI if present # DAI_CONFIG(SSP, 4, SSP4-Codec, DSP_B, 32, DAI_CLOCK(mclk, 24576000, slave), DAI_CLOCK(bclk, 12288000, slave), DAI_CLOCK(fsync, 48000, slave), DAI_TDM(8, 32, 15, 15))