From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:02:30 +0200
Subject: Adding upstream version 4.19.249.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 sound/soc/nuc900/nuc900-audio.c | 75 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 sound/soc/nuc900/nuc900-audio.c

(limited to 'sound/soc/nuc900/nuc900-audio.c')

diff --git a/sound/soc/nuc900/nuc900-audio.c b/sound/soc/nuc900/nuc900-audio.c
new file mode 100644
index 000000000..2f6e6fd6e
--- /dev/null
+++ b/sound/soc/nuc900/nuc900-audio.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2010 Nuvoton technology corporation.
+ *
+ * Wan ZongShun <mcuos.com@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation;version 2 of the License.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include "nuc900-audio.h"
+
+static struct snd_soc_dai_link nuc900evb_ac97_dai = {
+	.name		= "AC97",
+	.stream_name	= "AC97 HiFi",
+	.cpu_dai_name	= "nuc900-ac97",
+	.codec_dai_name	= "ac97-hifi",
+	.codec_name	= "ac97-codec",
+	.platform_name	= "nuc900-pcm-audio",
+};
+
+static struct snd_soc_card nuc900evb_audio_machine = {
+	.name		= "NUC900EVB_AC97",
+	.owner		= THIS_MODULE,
+	.dai_link	= &nuc900evb_ac97_dai,
+	.num_links	= 1,
+};
+
+static struct platform_device *nuc900evb_asoc_dev;
+
+static int __init nuc900evb_audio_init(void)
+{
+	int ret;
+
+	ret = -ENOMEM;
+	nuc900evb_asoc_dev = platform_device_alloc("soc-audio", -1);
+	if (!nuc900evb_asoc_dev)
+		goto out;
+
+	/* nuc900 board audio device */
+	platform_set_drvdata(nuc900evb_asoc_dev, &nuc900evb_audio_machine);
+
+	ret = platform_device_add(nuc900evb_asoc_dev);
+
+	if (ret) {
+		platform_device_put(nuc900evb_asoc_dev);
+		nuc900evb_asoc_dev = NULL;
+	}
+
+out:
+	return ret;
+}
+
+static void __exit nuc900evb_audio_exit(void)
+{
+	platform_device_unregister(nuc900evb_asoc_dev);
+}
+
+module_init(nuc900evb_audio_init);
+module_exit(nuc900evb_audio_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("NUC900 Series ASoC audio support");
+MODULE_AUTHOR("Wan ZongShun");
-- 
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