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ASoC: SOF: Intel: ssp: BCLK delay parameter

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Some codecs require BCLK to be on for some time, before sending
any data. SOF can enable BCLK and then wait for guaranteed time,
before starting DMA on SSP start.

Signed-off-by: Janusz Jankowski <janusz.jankowski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20190722141402.7194-22-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Janusz Jankowski
2019-07-22 09:14:02 -05:00
committed by Mark Brown
parent a3ebccb52e
commit 6298b78742
4 changed files with 8 additions and 1 deletions
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3
include/sound/sof/dai-intel.h
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@@ -76,6 +76,9 @@ struct sof_ipc_dai_ssp_params {
uint16_t tdm_per_slot_padding_flag;
uint32_t clks_control;
uint32_t quirks;
uint32_t bclk_delay; /* guaranteed time (ms) for which BCLK
* will be driven, before sending data
*/
} __packed;
/* HDA Configuration Request - SOF_IPC_DAI_HDA_CONFIG */