--- zzzz-none-000/linux-3.10.107/sound/soc/codecs/spdif_receiver.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/sound/soc/codecs/spdif_receiver.c	2021-02-04 17:41:59.000000000 +0000
@@ -21,12 +21,28 @@
 #include <sound/soc.h>
 #include <sound/pcm.h>
 #include <sound/initval.h>
+#include <linux/of.h>
+
+static const struct snd_soc_dapm_widget dir_widgets[] = {
+	SND_SOC_DAPM_INPUT("spdif-in"),
+};
+
+static const struct snd_soc_dapm_route dir_routes[] = {
+	{ "Capture", NULL, "spdif-in" },
+};
 
 #define STUB_RATES	SNDRV_PCM_RATE_8000_192000
 #define STUB_FORMATS	(SNDRV_PCM_FMTBIT_S16_LE | \
+			SNDRV_PCM_FMTBIT_S20_3LE | \
+			SNDRV_PCM_FMTBIT_S24_LE | \
 			SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE)
 
-static struct snd_soc_codec_driver soc_codec_spdif_dir;
+static struct snd_soc_codec_driver soc_codec_spdif_dir = {
+	.dapm_widgets = dir_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(dir_widgets),
+	.dapm_routes = dir_routes,
+	.num_dapm_routes = ARRAY_SIZE(dir_routes),
+};
 
 static struct snd_soc_dai_driver dir_stub_dai = {
 	.name		= "dir-hifi",
@@ -51,12 +67,20 @@
 	return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id spdif_dir_dt_ids[] = {
+	{ .compatible = "linux,spdif-dir", },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, spdif_dir_dt_ids);
+#endif
+
 static struct platform_driver spdif_dir_driver = {
 	.probe		= spdif_dir_probe,
 	.remove		= spdif_dir_remove,
 	.driver		= {
 		.name	= "spdif-dir",
-		.owner	= THIS_MODULE,
+		.of_match_table = of_match_ptr(spdif_dir_dt_ids),
 	},
 };