ASoC: atmel_ssc_dai: fix the setting for DSP mode
authorBo Shen <voice.shen@atmel.com>
Fri, 30 Jan 2015 09:38:42 +0000 (17:38 +0800)
committerMark Brown <broonie@kernel.org>
Fri, 30 Jan 2015 13:19:41 +0000 (14:19 +0100)
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@atmel.com>
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/atmel/atmel_ssc_dai.c

index e691aab607619c49a09185bde090df09c449e4f0..35e44e463cfe580f538e7c1d7524fd3b9cc4249f 100644 (file)
@@ -502,7 +502,7 @@ 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);
 
@@ -517,7 +517,7 @@ 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);
 
@@ -546,7 +546,7 @@ 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);