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path: root/sound/soc/rockchip/rk3399_gru_sound.c
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Diffstat (limited to 'sound/soc/rockchip/rk3399_gru_sound.c')
-rw-r--r--sound/soc/rockchip/rk3399_gru_sound.c270
1 files changed, 186 insertions, 84 deletions
diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index 3475c61a5fa0..0513fe480353 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -38,7 +38,7 @@
#define SOUND_FS 256
-static unsigned int rt5514_dmic_delay;
+static unsigned int dmic_wakeup_delay;
static struct snd_soc_jack rockchip_sound_jack;
@@ -126,7 +126,7 @@ static int rockchip_sound_rt5514_hw_params(struct snd_pcm_substream *substream,
}
/* Wait for DMIC stable */
- msleep(rt5514_dmic_delay);
+ msleep(dmic_wakeup_delay);
return 0;
}
@@ -228,6 +228,67 @@ static int rockchip_sound_da7219_init(struct snd_soc_pcm_runtime *rtd)
return 0;
}
+static int rockchip_sound_cdndp_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ int mclk, ret;
+
+ /* in bypass mode, the mclk has to be one of the frequencies below */
+ switch (params_rate(params)) {
+ case 8000:
+ case 16000:
+ case 24000:
+ case 32000:
+ case 48000:
+ case 64000:
+ case 96000:
+ mclk = 12288000;
+ break;
+ case 11025:
+ case 22050:
+ case 44100:
+ case 88200:
+ mclk = 11289600;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
+ SND_SOC_CLOCK_OUT);
+ if (ret < 0) {
+ dev_err(codec_dai->dev, "Can't set cpu clock out %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rockchip_sound_dmic_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ unsigned int mclk;
+ int ret;
+
+ mclk = params_rate(params) * SOUND_FS;
+
+ ret = snd_soc_dai_set_sysclk(rtd->cpu_dai, 0, mclk, 0);
+ if (ret) {
+ dev_err(rtd->card->dev, "%s() error setting sysclk to %u: %d\n",
+ __func__, mclk, ret);
+ return ret;
+ }
+
+ /* Wait for DMIC stable */
+ msleep(dmic_wakeup_delay);
+
+ return 0;
+}
+
static const struct snd_soc_ops rockchip_sound_max98357a_ops = {
.hw_params = rockchip_sound_max98357a_hw_params,
};
@@ -240,16 +301,70 @@ static const struct snd_soc_ops rockchip_sound_da7219_ops = {
.hw_params = rockchip_sound_da7219_hw_params,
};
+static const struct snd_soc_ops rockchip_sound_cdndp_ops = {
+ .hw_params = rockchip_sound_cdndp_hw_params,
+};
+
+static const struct snd_soc_ops rockchip_sound_dmic_ops = {
+ .hw_params = rockchip_sound_dmic_hw_params,
+};
+
+static struct snd_soc_card rockchip_sound_card = {
+ .name = "rk3399-gru-sound",
+ .owner = THIS_MODULE,
+ .dapm_widgets = rockchip_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(rockchip_dapm_widgets),
+ .dapm_routes = rockchip_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(rockchip_dapm_routes),
+ .controls = rockchip_controls,
+ .num_controls = ARRAY_SIZE(rockchip_controls),
+};
+
enum {
+ DAILINK_CDNDP,
+ DAILINK_DA7219,
+ DAILINK_DMIC,
DAILINK_MAX98357A,
DAILINK_RT5514,
- DAILINK_DA7219,
DAILINK_RT5514_DSP,
};
-#define DAILINK_ENTITIES (DAILINK_DA7219 + 1)
+static const char * const dailink_compat[] = {
+ [DAILINK_CDNDP] = "rockchip,rk3399-cdn-dp",
+ [DAILINK_DA7219] = "dlg,da7219",
+ [DAILINK_DMIC] = "dmic-codec",
+ [DAILINK_MAX98357A] = "maxim,max98357a",
+ [DAILINK_RT5514] = "realtek,rt5514-i2c",
+ [DAILINK_RT5514_DSP] = "realtek,rt5514-spi",
+};
-static struct snd_soc_dai_link rockchip_dailinks[] = {
+static const struct snd_soc_dai_link rockchip_dais[] = {
+ [DAILINK_CDNDP] = {
+ .name = "DP",
+ .stream_name = "DP PCM",
+ .codec_dai_name = "i2s-hifi",
+ .ops = &rockchip_sound_cdndp_ops,
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS,
+ },
+ [DAILINK_DA7219] = {
+ .name = "DA7219",
+ .stream_name = "DA7219 PCM",
+ .codec_dai_name = "da7219-hifi",
+ .init = rockchip_sound_da7219_init,
+ .ops = &rockchip_sound_da7219_ops,
+ /* set da7219 as slave */
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS,
+ },
+ [DAILINK_DMIC] = {
+ .name = "DMIC",
+ .stream_name = "DMIC PCM",
+ .codec_dai_name = "dmic-hifi",
+ .ops = &rockchip_sound_dmic_ops,
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS,
+ },
[DAILINK_MAX98357A] = {
.name = "MAX98357A",
.stream_name = "MAX98357A PCM",
@@ -268,108 +383,95 @@ static struct snd_soc_dai_link rockchip_dailinks[] = {
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
},
- [DAILINK_DA7219] = {
- .name = "DA7219",
- .stream_name = "DA7219 PCM",
- .codec_dai_name = "da7219-hifi",
- .init = rockchip_sound_da7219_init,
- .ops = &rockchip_sound_da7219_ops,
- /* set da7219 as slave */
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBS_CFS,
- },
/* RT5514 DSP for voice wakeup via spi bus */
[DAILINK_RT5514_DSP] = {
.name = "RT5514 DSP",
.stream_name = "Wake on Voice",
- .codec_name = "snd-soc-dummy",
- .codec_dai_name = "snd-soc-dummy-dai",
+ .codec_dai_name = "rt5514-dsp-cpu-dai",
},
};
-static struct snd_soc_card rockchip_sound_card = {
- .name = "rk3399-gru-sound",
- .owner = THIS_MODULE,
- .dai_link = rockchip_dailinks,
- .num_links = ARRAY_SIZE(rockchip_dailinks),
- .dapm_widgets = rockchip_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(rockchip_dapm_widgets),
- .dapm_routes = rockchip_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(rockchip_dapm_routes),
- .controls = rockchip_controls,
- .num_controls = ARRAY_SIZE(rockchip_controls),
-};
-
-static int rockchip_sound_match_stub(struct device *dev, void *data)
+static int rockchip_sound_codec_node_match(struct device_node *np_codec)
{
- return 1;
-}
+ int i;
-static int rockchip_sound_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &rockchip_sound_card;
- struct device_node *cpu_node;
- struct device *dev;
- struct device_driver *drv;
- int i, ret;
-
- cpu_node = of_parse_phandle(pdev->dev.of_node, "rockchip,cpu", 0);
- if (!cpu_node) {
- dev_err(&pdev->dev, "Property 'rockchip,cpu' missing or invalid\n");
- return -EINVAL;
+ for (i = 0; i < ARRAY_SIZE(dailink_compat); i++) {
+ if (of_device_is_compatible(np_codec, dailink_compat[i]))
+ return i;
}
+ return -1;
+}
- for (i = 0; i < DAILINK_ENTITIES; i++) {
- rockchip_dailinks[i].platform_of_node = cpu_node;
- rockchip_dailinks[i].cpu_of_node = cpu_node;
-
- rockchip_dailinks[i].codec_of_node =
- of_parse_phandle(pdev->dev.of_node, "rockchip,codec", i);
- if (!rockchip_dailinks[i].codec_of_node) {
- dev_err(&pdev->dev,
- "Property[%d] 'rockchip,codec' missing or invalid\n", i);
+static int rockchip_sound_of_parse_dais(struct device *dev,
+ struct snd_soc_card *card)
+{
+ struct device_node *np_cpu, *np_cpu0, *np_cpu1;
+ struct device_node *np_codec;
+ struct snd_soc_dai_link *dai;
+ int i, index;
+
+ card->dai_link = devm_kzalloc(dev, sizeof(rockchip_dais),
+ GFP_KERNEL);
+ if (!card->dai_link)
+ return -ENOMEM;
+
+ np_cpu0 = of_parse_phandle(dev->of_node, "rockchip,cpu", 0);
+ np_cpu1 = of_parse_phandle(dev->of_node, "rockchip,cpu", 1);
+
+ card->num_links = 0;
+ for (i = 0; i < ARRAY_SIZE(rockchip_dais); i++) {
+ np_codec = of_parse_phandle(dev->of_node,
+ "rockchip,codec", i);
+ if (!np_codec)
+ break;
+
+ if (!of_device_is_available(np_codec))
+ continue;
+
+ index = rockchip_sound_codec_node_match(np_codec);
+ if (index < 0)
+ continue;
+
+ np_cpu = (index == DAILINK_CDNDP) ? np_cpu1 : np_cpu0;
+ if (!np_cpu) {
+ dev_err(dev, "Missing 'rockchip,cpu' for %s\n",
+ rockchip_dais[index].name);
return -EINVAL;
}
- }
- /**
- * To acquire the spi driver of the rt5514 and set the dai-links names
- * for soc_bind_dai_link
- */
- drv = driver_find("rt5514", &spi_bus_type);
- if (!drv) {
- dev_err(&pdev->dev, "Can not find the rt5514 driver at the spi bus\n");
- return -EINVAL;
+ dai = &card->dai_link[card->num_links++];
+ *dai = rockchip_dais[index];
+
+ dai->codec_of_node = np_codec;
+ dai->platform_of_node = np_cpu;
+ dai->cpu_of_node = np_cpu;
}
- dev = driver_find_device(drv, NULL, NULL, rockchip_sound_match_stub);
- if (!dev) {
- dev_err(&pdev->dev, "Can not find the rt5514 device\n");
- return -ENODEV;
+ return 0;
+}
+
+static int rockchip_sound_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = &rockchip_sound_card;
+ int ret;
+
+ ret = rockchip_sound_of_parse_dais(&pdev->dev, card);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to parse dais: %d\n", ret);
+ return ret;
}
- /* Set DMIC delay */
- ret = device_property_read_u32(&pdev->dev, "dmic-delay",
- &rt5514_dmic_delay);
+ /* Set DMIC wakeup delay */
+ ret = device_property_read_u32(&pdev->dev, "dmic-wakeup-delay-ms",
+ &dmic_wakeup_delay);
if (ret) {
- rt5514_dmic_delay = 0;
+ dmic_wakeup_delay = 0;
dev_dbg(&pdev->dev,
- "no optional property 'dmic-delay' found, default: no delay\n");
+ "no optional property 'dmic-wakeup-delay-ms' found, default: no delay\n");
}
- rockchip_dailinks[DAILINK_RT5514_DSP].cpu_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
- rockchip_dailinks[DAILINK_RT5514_DSP].cpu_dai_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
- rockchip_dailinks[DAILINK_RT5514_DSP].platform_name = kstrdup_const(dev_name(dev), GFP_KERNEL);
-
card->dev = &pdev->dev;
- platform_set_drvdata(pdev, card);
-
- ret = devm_snd_soc_register_card(&pdev->dev, card);
- if (ret)
- dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
- __func__, ret);
-
- return ret;
+ return devm_snd_soc_register_card(&pdev->dev, card);
}
static const struct of_device_id rockchip_sound_of_match[] = {