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topology: imx8: add mixer component with cs42888 codec 

This topology works on i.MX8QM and i.MX8QXP with cs42888 codec.
When loaded, one will have a sound card with two playback subdevices.
This way, samples pushed to the two subdevices will be mixed and
sent to ESAI0 and then to cs42888 codec.

Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
This commit is contained in:
Iuliana Prodan 2021-01-19 14:16:07 +02:00 committed by Liam Girdwood
parent 21e38421d7
commit f5b28cc151
2 changed files with 107 additions and 0 deletions
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1
tools/topology/CMakeLists.txt
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@ -138,6 +138,7 @@ set(TPLGS
"sof-imx8qxp-nocodec-sai\;sof-imx8qxp-nocodec-sai"
"sof-imx8qxp-wm8960\;sof-imx8qxp-wm8960"
"sof-imx8-wm8960-mixer\;sof-imx8-wm8960-mixer"
"sof-imx8-cs42888-mixer\;sof-imx8-cs42888-mixer"
"sof-tgl-max98357a-rt5682\;sof-tgl-max98357a-rt5682\;-DCODEC=MAX98357A\;-DFMT=s16le"
"sof-tgl-max98357a-rt5682\;sof-tgl-rt1011-rt5682\;-DCODEC=RT1011\;-DFMT=s24le"
"sof-tgl-max98373-rt5682\;sof-tgl-max98373-rt5682\;-DAMP_SSP=1"

106
tools/topology/sof-imx8-cs42888-mixer.m4 Normal file
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@ -0,0 +1,106 @@
#
# Topology for i.MX8QM / i.MX8QXP boards with cs42888 codec demonstrating mixer component
#
# Include topology builder
include(`utils.m4')
include(`dai.m4')
include(`pipeline.m4')
include(`esai.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 -------v
# low latency mixer ----> volume ----> ESAI0
# PCM1 -----> volume -------^
# PCM0 <---- Volume <---- ESAI0
#
# Low Latency capture pipeline 2 on PCM 0 using max 2 channels of s24le.
# 1000us deadline on core 0 with priority 0
PIPELINE_PCM_ADD(sof/pipe-low-latency-capture.m4,
2, 0, 2, s24le,
1000, 0, 0,
48000, 48000, 48000)
#
# DAI configuration
#
# ESAI port 0 is our only pipeline DAI
#
# playback DAI is ESAI0 using 2 periods
# Buffers use s24le format, 1000us deadline on core 0 with priority 1
# this defines pipeline 1. The 'NOT_USED_IGNORED' is due to dependencies
# and is adjusted later with an explicit dapm line.
DAI_ADD(sof/pipe-mixer-dai-playback.m4,
1, ESAI, 0, esai0-cs42888,
NOT_USED_IGNORED, 2, s24le,
1000, 1, 0, SCHEDULE_TIME_DOMAIN_DMA,
2, 48000)
# PCM Playback pipeline 3 on PCM 0 using max 2 channels of s24le.
# 1000us deadline on core 0 with priority 0
# this is connected to pipeline DAI 1
PIPELINE_PCM_ADD(sof/pipe-host-volume-playback.m4,
3, 0, 2, s24le,
1000, 0, 0,
48000, 48000, 48000,
SCHEDULE_TIME_DOMAIN_DMA,
PIPELINE_PLAYBACK_SCHED_COMP_1)
# PCM Playback pipeline 4 on PCM 1 using max 2 channels of s24le.
# 5ms deadline on core 0 with priority 0
# this is connected to pipeline DAI 1
PIPELINE_PCM_ADD(sof/pipe-host-volume-playback.m4,
4, 1, 2, s24le,
5000, 0, 0,
48000, 48000, 48000,
SCHEDULE_TIME_DOMAIN_DMA,
PIPELINE_PLAYBACK_SCHED_COMP_1)
# Connect pipelines together
SectionGraph."PIPE_NAME" {
index "0"
lines [
# PCM pipeline 3 to DAI pipeline 1
dapm(PIPELINE_MIXER_1, PIPELINE_SOURCE_3)
# PCM pipeline 4 to DAI pipeline 1
dapm(PIPELINE_MIXER_1, PIPELINE_SOURCE_4)
]
}
# capture DAI is ESAI0 using 2 periods
# Buffers use s24le format, 1000us deadline on core 0 with priority 0
# this is part of pipeline 2
DAI_ADD(sof/pipe-dai-capture.m4,
2, ESAI, 0, esai0-cs42888,
PIPELINE_SINK_2, 2, s24le,
1000, 0, 0, SCHEDULE_TIME_DOMAIN_DMA)
# PCM definitions
PCM_DUPLEX_ADD(PCM, 0, PIPELINE_PCM_3, PIPELINE_PCM_2)
PCM_PLAYBACK_ADD(PCM Deep Buffer, 1, PIPELINE_PCM_4)
#
# BE configurations
#
DAI_CONFIG(ESAI, 0, 0, esai0-cs42888,
ESAI_CONFIG(I2S, ESAI_CLOCK(mclk, 49152000, codec_mclk_in),
ESAI_CLOCK(bclk, 3072000, codec_slave),
ESAI_CLOCK(fsync, 48000, codec_slave),
ESAI_TDM(2, 32, 3, 3),
ESAI_CONFIG_DATA(ESAI, 0, 0)))