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ASoC: fsl_sai: Disable bit clock with transmitter 

commit 269f399dc1 upstream.

Otherwise bit clock remains running writing invalid data to the DAC.

Signed-off-by: Matus Gajdos <matuszpd@gmail.com>
Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230712124934.32232-1-matuszpd@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Matus Gajdos 2023-07-12 14:49:33 +02:00 committed by Greg Kroah-Hartman
parent b9741ba942
commit 6518812877
2 changed files with 2 additions and 1 deletions
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2
sound/soc/fsl/fsl_sai.c
View File

@ -719,7 +719,7 @@ static void fsl_sai_config_disable(struct fsl_sai *sai, int dir)
u32 xcsr, count = 100;
regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx, ofs),
FSL_SAI_CSR_TERE, 0);
FSL_SAI_CSR_TERE | FSL_SAI_CSR_BCE, 0);
/* TERE will remain set till the end of current frame */
do {

1
sound/soc/fsl/fsl_sai.h
View File

@ -91,6 +91,7 @@
/* SAI Transmit/Receive Control Register */
#define FSL_SAI_CSR_TERE BIT(31)
#define FSL_SAI_CSR_SE BIT(30)
#define FSL_SAI_CSR_BCE BIT(28)
#define FSL_SAI_CSR_FR BIT(25)
#define FSL_SAI_CSR_SR BIT(24)
#define FSL_SAI_CSR_xF_SHIFT 16