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drivers: dmic: remove soft_reset from dmic init flow

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DMIC does not need to use SOFT_RESET bit to start collecting data if
periodic_start bit is enabled.

Signed-off-by: Damian Nikodem <damian.nikodem@intel.com>
This commit is contained in:
Damian Nikodem 2022-10-10 12:33:04 +02:00 • committed by Carles Cufí
commit bedc2e7ab4
3 changed files with 8 additions and 20 deletions
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11
drivers/dai/intel/dmic/dmic_nhlt.c
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@ -347,8 +347,12 @@ int dai_dmic_set_config_nhlt(struct dai_intel_dmic *dmic, const void *bespoke_cf
for (n = 0; n < CONFIG_DAI_DMIC_HW_CONTROLLERS; n++) {
fir_cfg_a[n] = NULL;
fir_cfg_b[n] = NULL;
if (!(pdm_ctrl_mask & (1 << n)))
if (!(pdm_ctrl_mask & (1 << n))) {
/* Set MIC_MUTE bit to unused PDM */
dai_dmic_write(dmic, base[n] + CIC_CONTROL, CIC_CONTROL_MIC_MUTE(1));
continue;
}
LOG_DBG("dmic_set_config_nhlt(): PDM%d", n);
@ -385,9 +389,8 @@ int dai_dmic_set_config_nhlt(struct dai_intel_dmic *dmic, const void *bespoke_cf
return -EINVAL;
}
/* Clear CIC_START_A and CIC_START_B, set SOF_RESET and MIC_MUTE*/
val = (val & ~(CIC_CONTROL_CIC_START_A_BIT | CIC_CONTROL_CIC_START_A_BIT)) |
CIC_CONTROL_SOFT_RESET_BIT | CIC_CONTROL_MIC_MUTE_BIT;
/* Clear CIC_START_A and CIC_START_B */
val = (val & ~(CIC_CONTROL_CIC_START_A_BIT | CIC_CONTROL_CIC_START_B_BIT));
dai_dmic_write(dmic, base[n] + CIC_CONTROL, val);
LOG_DBG("dmic_set_config_nhlt(): CIC_CONTROL = %08x", val);