The MQS codec isn't an i2c device, so use of_find_device_by_node to get platform device pointer.

Because MQS only support playback, then add a new audio map.

And there maybe "model" property or no "audio-routing" property in devicetree, so add some enhancement for these two property.

Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com --- changes in v2 - update according Nicolin's comments.

sound/soc/fsl/fsl-asoc-card.c | 78 +++++++++++++++++++++++++---------- 1 file changed, 57 insertions(+), 21 deletions(-)

diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c index 00be73900888..d0543a53764e 100644 --- a/sound/soc/fsl/fsl-asoc-card.c +++ b/sound/soc/fsl/fsl-asoc-card.c @@ -119,6 +119,13 @@ static const struct snd_soc_dapm_route audio_map_ac97[] = { {"ASRC-Capture", NULL, "AC97 Capture"}, };

+static const struct snd_soc_dapm_route audio_map_tx[] = { + /* 1st half -- Normal DAPM routes */ + {"Playback", NULL, "CPU-Playback"}, + /* 2nd half -- ASRC DAPM routes */ + {"CPU-Playback", NULL, "ASRC-Playback"}, +}; + /* Add all possible widgets into here without being redundant */ static const struct snd_soc_dapm_widget fsl_asoc_card_dapm_widgets[] = { SND_SOC_DAPM_LINE("Line Out Jack", NULL), @@ -485,8 +492,9 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) struct platform_device *asrc_pdev = NULL; struct platform_device *cpu_pdev; struct fsl_asoc_card_priv *priv; - struct i2c_client *codec_dev; + struct device *codec_dev = NULL; const char *codec_dai_name; + const char *codec_dev_name; u32 width; int ret;

@@ -512,10 +520,23 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) }

codec_np = of_parse_phandle(np, "audio-codec", 0); - if (codec_np) - codec_dev = of_find_i2c_device_by_node(codec_np); - else - codec_dev = NULL; + if (codec_np) { + struct platform_device *codec_pdev; + struct i2c_client *codec_i2c; + + codec_i2c = of_find_i2c_device_by_node(codec_np); + if (codec_i2c) { + codec_dev = &codec_i2c->dev; + codec_dev_name = codec_i2c->name; + } + if (!codec_dev) { + codec_pdev = of_find_device_by_node(codec_np); + if (codec_pdev) { + codec_dev = &codec_pdev->dev; + codec_dev_name = codec_pdev->name; + } + } + }

asrc_np = of_parse_phandle(np, "audio-asrc", 0); if (asrc_np) @@ -523,7 +544,7 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)

/* Get the MCLK rate only, and leave it controlled by CODEC drivers */ if (codec_dev) { - struct clk *codec_clk = clk_get(&codec_dev->dev, NULL); + struct clk *codec_clk = clk_get(codec_dev, NULL);

if (!IS_ERR(codec_clk)) { priv->codec_priv.mclk_freq = clk_get_rate(codec_clk); @@ -538,6 +559,11 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) /* Assign a default DAI format, and allow each card to overwrite it */ priv->dai_fmt = DAI_FMT_BASE;

+ memcpy(priv->dai_link, fsl_asoc_card_dai, + sizeof(struct snd_soc_dai_link) * ARRAY_SIZE(priv->dai_link)); + + priv->card.dapm_routes = audio_map; + priv->card.num_dapm_routes = ARRAY_SIZE(audio_map); /* Diversify the card configurations */ if (of_device_is_compatible(np, "fsl,imx-audio-cs42888")) { codec_dai_name = "cs42888"; @@ -573,6 +599,18 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) codec_dai_name = "ac97-hifi"; priv->card.set_bias_level = NULL; priv->dai_fmt = SND_SOC_DAIFMT_AC97; + priv->card.dapm_routes = audio_map_ac97; + priv->card.num_dapm_routes = ARRAY_SIZE(audio_map_ac97); + } else if (of_device_is_compatible(np, "fsl,imx-audio-mqs")) { + codec_dai_name = "fsl-mqs-dai"; + priv->card.set_bias_level = NULL; + priv->dai_fmt = SND_SOC_DAIFMT_LEFT_J | + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF; + priv->dai_link[1].dpcm_capture = 0; + priv->dai_link[2].dpcm_capture = 0; + priv->card.dapm_routes = audio_map_tx; + priv->card.num_dapm_routes = ARRAY_SIZE(audio_map_tx); } else { dev_err(&pdev->dev, "unknown Device Tree compatible\n"); ret = -EINVAL; @@ -601,19 +639,17 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) priv->cpu_priv.sysclk_id[0] = FSL_SAI_CLK_MAST1; }

- snprintf(priv->name, sizeof(priv->name), "%s-audio", - fsl_asoc_card_is_ac97(priv) ? "ac97" : - codec_dev->name); - /* Initialize sound card */ priv->pdev = pdev; priv->card.dev = &pdev->dev; - priv->card.name = priv->name; + ret = snd_soc_of_parse_card_name(&priv->card, "model"); + if (ret) { + snprintf(priv->name, sizeof(priv->name), "%s-audio", + fsl_asoc_card_is_ac97(priv) ? "ac97" : codec_dev_name); + priv->card.name = priv->name; + } priv->card.dai_link = priv->dai_link; - priv->card.dapm_routes = fsl_asoc_card_is_ac97(priv) ? - audio_map_ac97 : audio_map; priv->card.late_probe = fsl_asoc_card_late_probe; - priv->card.num_dapm_routes = ARRAY_SIZE(audio_map); priv->card.dapm_widgets = fsl_asoc_card_dapm_widgets; priv->card.num_dapm_widgets = ARRAY_SIZE(fsl_asoc_card_dapm_widgets);

@@ -621,13 +657,12 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) if (!asrc_pdev) priv->card.num_dapm_routes /= 2;

- memcpy(priv->dai_link, fsl_asoc_card_dai, - sizeof(struct snd_soc_dai_link) * ARRAY_SIZE(priv->dai_link)); - - ret = snd_soc_of_parse_audio_routing(&priv->card, "audio-routing"); - if (ret) { - dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret); - goto asrc_fail; + if (of_property_read_bool(np, "audio-routing")) { + ret = snd_soc_of_parse_audio_routing(&priv->card, "audio-routing"); + if (ret) { + dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret); + goto asrc_fail; + } }

/* Normal DAI Link */ @@ -724,6 +759,7 @@ static const struct of_device_id fsl_asoc_card_dt_ids[] = { { .compatible = "fsl,imx-audio-sgtl5000", }, { .compatible = "fsl,imx-audio-wm8962", }, { .compatible = "fsl,imx-audio-wm8960", }, + { .compatible = "fsl,imx-audio-mqs", }, {} }; MODULE_DEVICE_TABLE(of, fsl_asoc_card_dt_ids);