]> git.karo-electronics.de Git - karo-tx-linux.git/commitdiff
ASoC: Intel: bytcr_rt5640: fix dai/clock setup for SSP0 routing
authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Fri, 12 Aug 2016 21:27:52 +0000 (16:27 -0500)
committerMark Brown <broonie@kernel.org>
Mon, 15 Aug 2016 14:14:57 +0000 (15:14 +0100)
SSP0 uses 16 bits 2ch, SSP2 24 bits 2ch

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/intel/boards/bytcr_rt5640.c

index 4337b5e85921c9e4836c075983390adc828ae8ed..42c7bd20f54d03d3d62de69c68b5fb0f3930a7e9 100644 (file)
@@ -138,8 +138,6 @@ static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
        struct snd_soc_dai *codec_dai = rtd->codec_dai;
        int ret;
 
-       snd_soc_dai_set_bclk_ratio(codec_dai, 50);
-
        ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
                                     params_rate(params) * 512,
                                     SND_SOC_CLOCK_IN);
@@ -148,9 +146,18 @@ static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
                return ret;
        }
 
-       ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
-                                 params_rate(params) * 50,
-                                 params_rate(params) * 512);
+       if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
+               (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
+
+               ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
+                                       params_rate(params) * 32, /* FIXME */
+                                       params_rate(params) * 512);
+       } else {
+               ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
+                                       params_rate(params) * 50,
+                                       params_rate(params) * 512);
+       }
+
        if (ret < 0) {
                dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
                return ret;
@@ -311,34 +318,63 @@ static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd,
                                                SNDRV_PCM_HW_PARAM_CHANNELS);
        int ret;
 
-       /* The DSP will covert the FE rate to 48k, stereo, 24bits */
+       /* The DSP will covert the FE rate to 48k, stereo */
        rate->min = rate->max = 48000;
        channels->min = channels->max = 2;
 
-       /* set SSP2 to 24-bit */
-       params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
-
-       /*
-        * Default mode for SSP configuration is TDM 4 slot, override config
-        * with explicit setting to I2S 2ch 24-bit. The word length is set with
-        * dai_set_tdm_slot() since there is no other API exposed
-        */
-       ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
-                                 SND_SOC_DAIFMT_I2S     |
-                                 SND_SOC_DAIFMT_NB_IF   |
-                                 SND_SOC_DAIFMT_CBS_CFS
-                                 );
-       if (ret < 0) {
-               dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
-               return ret;
-       }
+       if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
+               (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
+
+               /* set SSP2 to 16-bit */
+               params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
+
+               /*
+                * Default mode for SSP configuration is TDM 4 slot, override config
+                * with explicit setting to I2S 2ch 16-bit. The word length is set with
+                * dai_set_tdm_slot() since there is no other API exposed
+                */
+               ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
+                                       SND_SOC_DAIFMT_I2S     |
+                                       SND_SOC_DAIFMT_NB_IF   |
+                                       SND_SOC_DAIFMT_CBS_CFS
+                       );
+               if (ret < 0) {
+                       dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
+                       return ret;
+               }
 
-       ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
-       if (ret < 0) {
-               dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
-               return ret;
-       }
+               ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
+               if (ret < 0) {
+                       dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
+                       return ret;
+               }
+
+       } else {
 
+               /* set SSP2 to 24-bit */
+               params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
+
+               /*
+                * Default mode for SSP configuration is TDM 4 slot, override config
+                * with explicit setting to I2S 2ch 24-bit. The word length is set with
+                * dai_set_tdm_slot() since there is no other API exposed
+                */
+               ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
+                                       SND_SOC_DAIFMT_I2S     |
+                                       SND_SOC_DAIFMT_NB_IF   |
+                                       SND_SOC_DAIFMT_CBS_CFS
+                       );
+               if (ret < 0) {
+                       dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
+                       return ret;
+               }
+
+               ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
+               if (ret < 0) {
+                       dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
+                       return ret;
+               }
+       }
        return 0;
 }