From: Chancel Liu <chancel.liu@xxxxxxx>
CS42888 codec provides 4 multi-bit ADC and 8 multi-bit DAC.
Add support for this codec in imx-card ASoC machine driver.
Signed-off-by: Chancel Liu <chancel.liu@xxxxxxx>
Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
sound/soc/fsl/imx-card.c | 54 ++++++++++++++++++++++++++++++++++------
1 file changed, 47 insertions(+), 7 deletions(-)
diff --git a/sound/soc/fsl/imx-card.c b/sound/soc/fsl/imx-card.c
index 2f3dbbd15791..306168b164d3 100644
--- a/sound/soc/fsl/imx-card.c
+++ b/sound/soc/fsl/imx-card.c
@@ -25,6 +25,7 @@ enum codec_type {
CODEC_AK4458,
CODEC_AK4497,
CODEC_AK5552,
+ CODEC_CS42888,
};
/*
@@ -185,6 +186,16 @@ static struct imx_akcodec_tdm_fs_mul ak5558_tdm_fs_mul[] = {
{ .min = 512, .max = 512, .mul = 1024 },
};
+static struct imx_akcodec_fs_mul cs42888_fs_mul[] = {
+ { .rmin = 8000, .rmax = 48000, .wmin = 256, .wmax = 1024, },
+ { .rmin = 64000, .rmax = 96000, .wmin = 128, .wmax = 512, },
+ { .rmin = 176400, .rmax = 192000, .wmin = 64, .wmax = 256, },
+};
+
+static struct imx_akcodec_tdm_fs_mul cs42888_tdm_fs_mul[] = {
+ { .min = 256, .max = 256, .mul = 256 },
+};
+
static const u32 akcodec_rates[] = {
8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
96000, 176400, 192000, 352800, 384000, 705600, 768000,
@@ -210,6 +221,14 @@ static const u32 ak5558_tdm_channels[] = {
1, 2, 3, 4, 5, 6, 7, 8,
};
+static const u32 cs42888_channels[] = {
+ 1, 2, 4, 6, 8,
+};
+
+static const u32 cs42888_tdm_channels[] = {
+ 1, 2, 3, 4, 5, 6, 7, 8,
+};
+
static bool format_is_dsd(struct snd_pcm_hw_params *params)
{
snd_pcm_format_t format = params_format(params);
@@ -241,6 +260,7 @@ static bool codec_is_akcodec(unsigned int type)
case CODEC_AK4497:
case CODEC_AK5558:
case CODEC_AK5552:
+ case CODEC_CS42888:
return true;
default:
break;
@@ -340,13 +360,15 @@ static int imx_aif_hw_params(struct snd_pcm_substream *substream,
return ret;
}
- ret = snd_soc_dai_set_tdm_slot(codec_dai,
- BIT(slots) - 1,
- BIT(slots) - 1,
- slots, slot_width);
- if (ret && ret != -ENOTSUPP) {
- dev_err(dev, "failed to set codec dai[%d] tdm slot: %d\n", i, ret);
- return ret;
+ if (format_is_tdm(link_data)) {
+ ret = snd_soc_dai_set_tdm_slot(codec_dai,
+ BIT(slots) - 1,
+ BIT(slots) - 1,
+ slots, slot_width);
+ if (ret && ret != -ENOTSUPP) {
+ dev_err(dev, "failed to set codec dai[%d] tdm slot: %d\n", i, ret);
+ return ret;
+ }
}
}
@@ -609,6 +631,8 @@ static int imx_card_parse_of(struct imx_card_data *data)
plat_data->type = CODEC_AK5558;
else if (!strcmp(link->codecs->dai_name, "ak5552-aif"))
plat_data->type = CODEC_AK5552;
+ else if (!strcmp(link->codecs->dai_name, "cs42888"))
+ plat_data->type = CODEC_CS42888;
} else {
link->codecs = &snd_soc_dummy_dlc;
@@ -766,6 +790,12 @@ static int imx_card_probe(struct platform_device *pdev)
data->dapm_routes[i].sink = "ASRC-Capture";
data->dapm_routes[i].source = "CPU-Capture";
break;
+ case CODEC_CS42888:
+ data->dapm_routes[0].sink = "Playback";
+ data->dapm_routes[0].source = "CPU-Playback";
+ data->dapm_routes[1].sink = "CPU-Capture";
+ data->dapm_routes[1].source = "Capture";
+ break;
default:
break;
}
@@ -805,6 +835,16 @@ static int imx_card_probe(struct platform_device *pdev)
plat_data->support_tdm_channels = ak5558_tdm_channels;
plat_data->num_tdm_channels = ARRAY_SIZE(ak5558_tdm_channels);
break;
+ case CODEC_CS42888:
+ plat_data->fs_mul = cs42888_fs_mul;
+ plat_data->num_fs_mul = ARRAY_SIZE(cs42888_fs_mul);
+ plat_data->tdm_fs_mul = cs42888_tdm_fs_mul;
+ plat_data->num_tdm_fs_mul = ARRAY_SIZE(cs42888_tdm_fs_mul);
+ plat_data->support_channels = cs42888_channels;
+ plat_data->num_channels = ARRAY_SIZE(cs42888_channels);
+ plat_data->support_tdm_channels = cs42888_tdm_channels;
+ plat_data->num_tdm_channels = ARRAY_SIZE(cs42888_tdm_channels);
+ break;
default:
break;
}
--
2.34.1
