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Diffstat (limited to 'sound/soc/samsung/smdk_wm9713.c')
-rw-r--r--sound/soc/samsung/smdk_wm9713.c108
1 files changed, 108 insertions, 0 deletions
diff --git a/sound/soc/samsung/smdk_wm9713.c b/sound/soc/samsung/smdk_wm9713.c
new file mode 100644
index 000000000..0d20e4ed2
--- /dev/null
+++ b/sound/soc/samsung/smdk_wm9713.c
@@ -0,0 +1,108 @@
+/*
+ * smdk_wm9713.c -- SoC audio for SMDK
+ *
+ * Copyright 2010 Samsung Electronics Co. Ltd.
+ * Author: Jaswinder Singh Brar <jassisinghbrar@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; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <sound/soc.h>
+
+static struct snd_soc_card smdk;
+
+/*
+ * Default CFG switch settings to use this driver:
+ *
+ * SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
+ * SMDKC100: Set CFG6 1-3 On, CFG7 1 On
+ * SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
+ * SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
+ * SMDKV310: Set CFG2 1-2 Off, CFG4 All On, CFG7 All Off, CFG8 1-On
+ */
+
+/*
+ Playback (HeadPhone):-
+ $ amixer sset 'Headphone' unmute
+ $ amixer sset 'Right Headphone Out Mux' 'Headphone'
+ $ amixer sset 'Left Headphone Out Mux' 'Headphone'
+ $ amixer sset 'Right HP Mixer PCM' unmute
+ $ amixer sset 'Left HP Mixer PCM' unmute
+
+ Capture (LineIn):-
+ $ amixer sset 'Right Capture Source' 'Line'
+ $ amixer sset 'Left Capture Source' 'Line'
+*/
+
+static struct snd_soc_dai_link smdk_dai = {
+ .name = "AC97",
+ .stream_name = "AC97 PCM",
+ .platform_name = "samsung-ac97",
+ .cpu_dai_name = "samsung-ac97",
+ .codec_dai_name = "wm9713-hifi",
+ .codec_name = "wm9713-codec",
+};
+
+static struct snd_soc_card smdk = {
+ .name = "SMDK WM9713",
+ .owner = THIS_MODULE,
+ .dai_link = &smdk_dai,
+ .num_links = 1,
+};
+
+static struct platform_device *smdk_snd_wm9713_device;
+static struct platform_device *smdk_snd_ac97_device;
+
+static int __init smdk_init(void)
+{
+ int ret;
+
+ smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
+ if (!smdk_snd_wm9713_device)
+ return -ENOMEM;
+
+ ret = platform_device_add(smdk_snd_wm9713_device);
+ if (ret)
+ goto err1;
+
+ smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
+ if (!smdk_snd_ac97_device) {
+ ret = -ENOMEM;
+ goto err2;
+ }
+
+ platform_set_drvdata(smdk_snd_ac97_device, &smdk);
+
+ ret = platform_device_add(smdk_snd_ac97_device);
+ if (ret)
+ goto err3;
+
+ return 0;
+
+err3:
+ platform_device_put(smdk_snd_ac97_device);
+err2:
+ platform_device_del(smdk_snd_wm9713_device);
+err1:
+ platform_device_put(smdk_snd_wm9713_device);
+ return ret;
+}
+
+static void __exit smdk_exit(void)
+{
+ platform_device_unregister(smdk_snd_ac97_device);
+ platform_device_unregister(smdk_snd_wm9713_device);
+}
+
+module_init(smdk_init);
+module_exit(smdk_exit);
+
+/* Module information */
+MODULE_AUTHOR("Jaswinder Singh Brar, jassisinghbrar@gmail.com");
+MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
+MODULE_LICENSE("GPL");