mirror of https://github.com/thesofproject/sof.git
107 lines
2.7 KiB
Plaintext
107 lines
2.7 KiB
Plaintext
#
|
|
# Topology for i.MX8MP board with wm8960 codec demonstrating mixer component
|
|
#
|
|
|
|
# Include topology builder
|
|
include(`utils.m4')
|
|
include(`dai.m4')
|
|
include(`pipeline.m4')
|
|
include(`sai.m4')
|
|
|
|
# Include TLV library
|
|
include(`common/tlv.m4')
|
|
|
|
# Include Token library
|
|
include(`sof/tokens.m4')
|
|
|
|
# Include DSP configuration
|
|
include(`platform/imx/imx8.m4')
|
|
|
|
#
|
|
# Define the pipelines
|
|
#
|
|
# PCM0 -----> volume -------v
|
|
# low latency mixer ----> volume ----> SAI3
|
|
# PCM1 -----> volume -------^
|
|
# PCM0 <---- Volume <---- SAI3
|
|
#
|
|
|
|
# Low Latency capture pipeline 2 on PCM 0 using max 2 channels of s32le.
|
|
# 1000us deadline on core 0 with priority 0
|
|
PIPELINE_PCM_ADD(sof/pipe-low-latency-capture.m4,
|
|
2, 0, 2, s32le,
|
|
1000, 0, 0,
|
|
48000, 48000, 48000)
|
|
|
|
#
|
|
# DAI configuration
|
|
#
|
|
# SAI port 3 is our only pipeline DAI
|
|
#
|
|
|
|
# playback DAI is SAI3 using 2 periods
|
|
# Buffers use s32le 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, SAI, 3, sai3-wm8960-hifi,
|
|
NOT_USED_IGNORED, 2, s32le,
|
|
1000, 1, 0, SCHEDULE_TIME_DOMAIN_DMA,
|
|
2, 48000)
|
|
|
|
# PCM Playback pipeline 3 on PCM 0 using max 2 channels of s32le.
|
|
# 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, s32le,
|
|
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 s32le.
|
|
# 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, s32le,
|
|
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 SAI3 using 2 periods
|
|
# Buffers use s32le format, 1000us deadline on core 0 with priority 0
|
|
# this is part of pipeline 2
|
|
DAI_ADD(sof/pipe-dai-capture.m4,
|
|
2, SAI, 3, sai3-wm8960-hifi,
|
|
PIPELINE_SINK_2, 2, s32le,
|
|
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(SAI, 3, 0, sai3-wm8960-hifi,
|
|
SAI_CONFIG(I2S, SAI_CLOCK(mclk, 12288000, codec_mclk_in),
|
|
SAI_CLOCK(bclk, 3072000, codec_master),
|
|
SAI_CLOCK(fsync, 48000, codec_master),
|
|
SAI_TDM(2, 16, 3, 3),
|
|
SAI_CONFIG_DATA(SAI, 3, 0)))
|