diff options
Diffstat (limited to 'sound/soc/fsl/fsl-asoc-card.c')
| -rw-r--r-- | sound/soc/fsl/fsl-asoc-card.c | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c index 1b05d1c5d9fd..dffd549a0e2a 100644 --- a/sound/soc/fsl/fsl-asoc-card.c +++ b/sound/soc/fsl/fsl-asoc-card.c @@ -28,6 +28,8 @@ #include "../codecs/wm8962.h" #include "../codecs/wm8960.h" +#define CS427x_SYSCLK_MCLK 0 + #define RX 0 #define TX 1 @@ -99,12 +101,26 @@ struct fsl_asoc_card_priv { /** * This dapm route map exsits for DPCM link only. * The other routes shall go through Device Tree. + * + * Note: keep all ASRC routes in the second half + * to drop them easily for non-ASRC cases. */ static const struct snd_soc_dapm_route audio_map[] = { - {"CPU-Playback", NULL, "ASRC-Playback"}, + /* 1st half -- Normal DAPM routes */ {"Playback", NULL, "CPU-Playback"}, - {"ASRC-Capture", NULL, "CPU-Capture"}, {"CPU-Capture", NULL, "Capture"}, + /* 2nd half -- ASRC DAPM routes */ + {"CPU-Playback", NULL, "ASRC-Playback"}, + {"ASRC-Capture", NULL, "CPU-Capture"}, +}; + +static const struct snd_soc_dapm_route audio_map_ac97[] = { + /* 1st half -- Normal DAPM routes */ + {"Playback", NULL, "AC97 Playback"}, + {"AC97 Capture", NULL, "Capture"}, + /* 2nd half -- ASRC DAPM routes */ + {"AC97 Playback", NULL, "ASRC-Playback"}, + {"ASRC-Capture", NULL, "AC97 Capture"}, }; /* Add all possible widgets into here without being redundant */ @@ -222,12 +238,15 @@ static int fsl_asoc_card_set_bias_level(struct snd_soc_card *card, enum snd_soc_bias_level level) { struct fsl_asoc_card_priv *priv = snd_soc_card_get_drvdata(card); - struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; + struct snd_soc_pcm_runtime *rtd; + struct snd_soc_dai *codec_dai; struct codec_priv *codec_priv = &priv->codec_priv; struct device *dev = card->dev; unsigned int pll_out; int ret; + rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name); + codec_dai = rtd->codec_dai; if (dapm->dev != codec_dai->dev) return 0; @@ -414,14 +433,16 @@ static int fsl_asoc_card_audmux_init(struct device_node *np, static int fsl_asoc_card_late_probe(struct snd_soc_card *card) { struct fsl_asoc_card_priv *priv = snd_soc_card_get_drvdata(card); - struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai; + struct snd_soc_pcm_runtime *rtd = list_first_entry( + &card->rtd_list, struct snd_soc_pcm_runtime, list); + struct snd_soc_dai *codec_dai = rtd->codec_dai; struct codec_priv *codec_priv = &priv->codec_priv; struct device *dev = card->dev; int ret; if (fsl_asoc_card_is_ac97(priv)) { #if IS_ENABLED(CONFIG_SND_AC97_CODEC) - struct snd_soc_codec *codec = card->rtd[0].codec; + struct snd_soc_codec *codec = rtd->codec; struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec); /* @@ -516,6 +537,10 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) priv->cpu_priv.sysclk_dir[RX] = SND_SOC_CLOCK_OUT; priv->cpu_priv.slot_width = 32; priv->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS; + } else if (of_device_is_compatible(np, "fsl,imx-audio-cs427x")) { + codec_dai_name = "cs4271-hifi"; + priv->codec_priv.mclk_id = CS427x_SYSCLK_MCLK; + priv->dai_fmt |= SND_SOC_DAIFMT_CBM_CFM; } else if (of_device_is_compatible(np, "fsl,imx-audio-sgtl5000")) { codec_dai_name = "sgtl5000"; priv->codec_priv.mclk_id = SGTL5000_SYSCLK; @@ -574,12 +599,17 @@ static int fsl_asoc_card_probe(struct platform_device *pdev) priv->card.dev = &pdev->dev; priv->card.name = priv->name; priv->card.dai_link = priv->dai_link; - priv->card.dapm_routes = audio_map; + 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); + /* Drop the second half of DAPM routes -- ASRC */ + 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)); @@ -668,6 +698,7 @@ fail: static const struct of_device_id fsl_asoc_card_dt_ids[] = { { .compatible = "fsl,imx-audio-ac97", }, { .compatible = "fsl,imx-audio-cs42888", }, + { .compatible = "fsl,imx-audio-cs427x", }, { .compatible = "fsl,imx-audio-sgtl5000", }, { .compatible = "fsl,imx-audio-wm8962", }, { .compatible = "fsl,imx-audio-wm8960", }, |