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Subject[PATCH 1/2] ASoC: fsl-asoc-card: Add support for si476x codec
Date
The si476x codec is used for FM radio function on i.MX6
auto board, it only supports recording function.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
sound/soc/fsl/fsl-asoc-card.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index a2dd3b6b7fec..f62f81ceab0d 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -131,6 +131,13 @@ static const struct snd_soc_dapm_route audio_map_tx[] = {
{"CPU-Playback", NULL, "ASRC-Playback"},
};

+static const struct snd_soc_dapm_route audio_map_rx[] = {
+ /* 1st half -- Normal DAPM routes */
+ {"CPU-Capture", NULL, "Capture"},
+ /* 2nd half -- ASRC DAPM routes */
+ {"ASRC-Capture", NULL, "CPU-Capture"},
+};
+
/* 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),
@@ -653,6 +660,11 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
priv->cpu_priv.slot_width = 32;
priv->card.dapm_routes = audio_map_tx;
priv->card.num_dapm_routes = ARRAY_SIZE(audio_map_tx);
+ } else if (of_device_is_compatible(np, "fsl,imx-audio-si476x")) {
+ codec_dai_name = "si476x-codec";
+ priv->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;
+ priv->card.dapm_routes = audio_map_rx;
+ priv->card.num_dapm_routes = ARRAY_SIZE(audio_map_rx);
} else {
dev_err(&pdev->dev, "unknown Device Tree compatible\n");
ret = -EINVAL;
@@ -869,6 +881,7 @@ static const struct of_device_id fsl_asoc_card_dt_ids[] = {
{ .compatible = "fsl,imx-audio-wm8960", },
{ .compatible = "fsl,imx-audio-mqs", },
{ .compatible = "fsl,imx-audio-wm8524", },
+ { .compatible = "fsl,imx-audio-si476x", },
{}
};
MODULE_DEVICE_TABLE(of, fsl_asoc_card_dt_ids);
--
2.27.0
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