When choosing IMX_DMA flag, burtsizes are set to its default value (0) which leads to driver malfunction. Change them to 4.
DSP_B interface needs additional flag to match DSP_B formats as described in several codecs as wm8741 and aic3205.
Signed-off-by: Javier Martin javier.martin@vista-silicon.com --- sound/soc/imx/imx-ssi.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c index 30894ea..bc92ec6 100644 --- a/sound/soc/imx/imx-ssi.c +++ b/sound/soc/imx/imx-ssi.c @@ -108,7 +108,7 @@ static int imx_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt) break; case SND_SOC_DAIFMT_DSP_B: /* data on rising edge of bclk, frame high with data */ - strcr |= SSI_STCR_TFSL; + strcr |= SSI_STCR_TFSL | SSI_STCR_TXBIT0; break; case SND_SOC_DAIFMT_DSP_A: /* data on rising edge of bclk, frame high 1clk before data */ @@ -656,6 +656,9 @@ static int imx_ssi_probe(struct platform_device *pdev) ssi->dma_params_rx.dma_addr = res->start + SSI_SRX0; ssi->dma_params_tx.dma_addr = res->start + SSI_STX0;
+ ssi->dma_params_tx.burstsize = 4; + ssi->dma_params_rx.burstsize = 4; + res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx0"); if (res) ssi->dma_params_tx.dma = res->start;