[PATCH 1/3] ASoC: atmel_ssc_dai: fix the setting for DSP mode
Bo Shen
voice.shen at atmel.com
Fri Jan 30 01:38:42 PST 2015
When SCC work in DSP A mode, the data outputs/inputs are shift out on
falling edge, the frame sync are sample on the rising edge.
Reported-by: Songjun Wu <songjun.wu at atmel.com>
Signed-off-by: Bo Shen <voice.shen at atmel.com>
---
sound/soc/atmel/atmel_ssc_dai.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c
index 99ff35e..c1d93b8 100644
--- a/sound/soc/atmel/atmel_ssc_dai.c
+++ b/sound/soc/atmel/atmel_ssc_dai.c
@@ -512,7 +512,7 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
rcmr = SSC_BF(RCMR_PERIOD, ssc_p->rcmr_period)
| SSC_BF(RCMR_STTDLY, 1)
| SSC_BF(RCMR_START, SSC_START_RISING_RF)
- | SSC_BF(RCMR_CKI, SSC_CKI_RISING)
+ | SSC_BF(RCMR_CKI, SSC_CKI_FALLING)
| SSC_BF(RCMR_CKO, SSC_CKO_NONE)
| SSC_BF(RCMR_CKS, SSC_CKS_DIV);
@@ -527,7 +527,7 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
tcmr = SSC_BF(TCMR_PERIOD, ssc_p->tcmr_period)
| SSC_BF(TCMR_STTDLY, 1)
| SSC_BF(TCMR_START, SSC_START_RISING_RF)
- | SSC_BF(TCMR_CKI, SSC_CKI_RISING)
+ | SSC_BF(TCMR_CKI, SSC_CKI_FALLING)
| SSC_BF(TCMR_CKO, SSC_CKO_CONTINUOUS)
| SSC_BF(TCMR_CKS, SSC_CKS_DIV);
@@ -556,7 +556,7 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
rcmr = SSC_BF(RCMR_PERIOD, 0)
| SSC_BF(RCMR_STTDLY, START_DELAY)
| SSC_BF(RCMR_START, SSC_START_RISING_RF)
- | SSC_BF(RCMR_CKI, SSC_CKI_RISING)
+ | SSC_BF(RCMR_CKI, SSC_CKI_FALLING)
| SSC_BF(RCMR_CKO, SSC_CKO_NONE)
| SSC_BF(RCMR_CKS, ssc->clk_from_rk_pin ?
SSC_CKS_PIN : SSC_CKS_CLOCK);
--
2.3.0.rc0
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