sof/topology/platform/intel/dmic.m4

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divert(-1)
dnl DMIC related macros
dnl PDM_TUPLES(pdm ctrl id, mic_a_enable, mic_b_enable, polarity_a, polarity_b,
dnl clk_egde, skew)
define(`PDM_TUPLES',
` tuples."short.pdm$1" {'
` SOF_TKN_INTEL_DMIC_PDM_CTRL_ID' STR($1)
` SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable' STR($2)
` SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable' STR($3)
` SOF_TKN_INTEL_DMIC_PDM_POLARITY_A' STR($4)
` SOF_TKN_INTEL_DMIC_PDM_POLARITY_B' STR($5)
` SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE' STR($6)
` SOF_TKN_INTEL_DMIC_PDM_SKEW' STR($7)
` }'
)
dnl PDM_CONFIG(type, idx, num pdm active, pdm tuples list)
define(`PDM_CONFIG',
` SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE' STR($3)
` }'
`}'
`SectionVendorTuples."'N_DAI_CONFIG($1$2)`_pdm_tuples" {'
` tokens "sof_dmic_pdm_tokens"'
$4
`}'
)
dnl DMIC currently only supports 16 bit or 32-bit word length
dnl DMIC_WORD_LENGTH(frame format)
define(`DMIC_WORD_LENGTH',
`ifelse($1, `s16le', 16, $1, `s32le', 32, `')')
dnl DMIC_CONFIG(driver_version, clk_min, clk_mac, duty_min, duty_max,
dnl sample_rate,
dnl fifo word length, type, idx, pdm controller config)
define(`DMIC_CONFIG',
`SectionVendorTuples."'N_DAI_CONFIG($8$9)`_dmic_tuples" {'
` tokens "sof_dmic_tokens"'
` tuples."word" {'
` SOF_TKN_INTEL_DMIC_DRIVER_VERSION' STR($1)
` SOF_TKN_INTEL_DMIC_CLK_MIN' STR($2)
` SOF_TKN_INTEL_DMIC_CLK_MAX' STR($3)
` SOF_TKN_INTEL_DMIC_DUTY_MIN' STR($4)
` SOF_TKN_INTEL_DMIC_DUTY_MAX' STR($5)
` SOF_TKN_INTEL_DMIC_SAMPLE_RATE' STR($6)
` SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH' STR($7)
dnl PDM config for the number of active PDM controllers
$10
`SectionData."'N_DAI_CONFIG($8$9)`_pdm_data" {'
` tuples "'N_DAI_CONFIG($8$9)`_pdm_tuples"'
`}'
`SectionData."'N_DAI_CONFIG($8$9)`_data" {'
` tuples "'N_DAI_CONFIG($8$9)`_dmic_tuples"'
`}'
)
dnl DMIC PDM configurations
dnl macros to get the number of active pdm's and their config
define(`MONO_PDM0_MICA', `1, LIST(`', PDM_TUPLES(0, 1, 0, 0, 0, 0, 0))')
define(`MONO_PDM0_MICB', `1, LIST(`', PDM_TUPLES(0, 0, 1, 0, 0, 0, 0))')
define(`STEREO_PDM0', `1, LIST(`', PDM_TUPLES(0, 1, 1, 0, 0, 0, 0))')
define(`STEREO_PDM1', `1, LIST(`', PDM_TUPLES(1, 1, 1, 0, 0, 0, 0))')
define(`FOUR_CH_PDM0_PDM1',
`2, LIST(`', PDM_TUPLES(0, 1, 1, 0, 0, 0, 0), PDM_TUPLES(1, 1, 1, 0, 0, 0, 0))')
divert(0)dnl