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ASoC: fsl_ssi: Set default slot number for common cases

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For those platforms using DAI master mode like I2S, it's better to pre-set
a default slot number so that there's no need for these common cases to set
the slot number from its machine driver any more.

Signed-off-by: Nicolin Chen <Guangyu.Chen@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Nicolin Chen 2014-01-09 18:42:48 +08:00 committed by Mark Brown
parent e1cffe8c9f
commit 2b56b5f020
1 changed files with 11 additions and 0 deletions
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11
sound/soc/fsl/fsl_ssi.c
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@ -711,6 +711,17 @@ static int fsl_ssi_setup(struct fsl_ssi_private *ssi_private)
if (ssi_private->imx_ac97)
fsl_ssi_setup_ac97(ssi_private);
/*
* Set a default slot number so that there is no need for those common
* cases like I2S mode to call the extra set_tdm_slot() any more.
*/
if (!ssi_private->imx_ac97) {
write_ssi_mask(&ssi->stccr, CCSR_SSI_SxCCR_DC_MASK,
CCSR_SSI_SxCCR_DC(2));
write_ssi_mask(&ssi->srccr, CCSR_SSI_SxCCR_DC_MASK,
CCSR_SSI_SxCCR_DC(2));
}
return 0;
}