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How do I configure imx6q's I2S as master mode?

Question asked by 明镜 明 on Jul 31, 2017
Latest reply on Aug 2, 2017 by 明镜 明

HI, 

Added to the machine driven hw_params。

dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
                SND_SOC_DAIFMT_CBS_CFS;

 

        /* set codec DAI configuration */
        ret = snd_soc_dai_set_fmt(codec_dai, dai_format);

 

when i using aplay to play  a  wav file.  

There was no sound, nor was the clock 。

what can i do for this ?

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