1 files changed, 56 insertions, 0 deletions

diff --git a/firmware/target/arm/imx31/gigabeat-s/audio-gigabeat-s.c b/firmware/target/arm/imx31/gigabeat-s/audio-gigabeat-s.c
new file mode 100644
index 0000000000..6dd90bfdb7
--- /dev/null
+++ b/firmware/target/arm/imx31/gigabeat-s/audio-gigabeat-s.c
@@ -0,0 +1,56 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2008 by Nils Wallménius
+ *
+ * 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.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "wm8978.h"
+#include "audio.h"
+
+void audio_set_output_source(int source)
+{
+    (void)source; /* TODO */
+}
+
+void audio_input_mux(int source, unsigned int flags)
+{
+    (void)flags;
+    switch (source)
+    {
+        case AUDIO_SRC_PLAYBACK:
+            /* deselect bypass patths and set volume to -15dB */
+            wmc_clear(WMC_LEFT_MIXER_CTRL, (WMC_BYPL2LMIX) | (7<<2));
+            wmc_clear(WMC_RIGHT_MIXER_CTRL, (WMC_BYPR2RMIX) | (7<<2));
+            /* disable L2/R2 inputs and boost stage */
+            wmc_clear(WMC_POWER_MANAGEMENT2,
+                      WMC_INPPGAENR | WMC_INPPGAENL | WMC_BOOSTENL | WMC_BOOSTENR);
+            break;
+
+        case AUDIO_SRC_FMRADIO:
+            /* enable L2/R2 inputs and boost stage */
+            wmc_set(WMC_POWER_MANAGEMENT2,
+                    WMC_INPPGAENR | WMC_INPPGAENL | WMC_BOOSTENL | WMC_BOOSTENR);
+            /* select bypass patths and set volume to 0dB */
+            wmc_set(WMC_LEFT_MIXER_CTRL, (WMC_BYPL2LMIX) | (5<<2));
+            wmc_set(WMC_RIGHT_MIXER_CTRL, (WMC_BYPR2RMIX) | (5<<2));
+            break;
+
+        default:
+            source = AUDIO_SRC_PLAYBACK;
+    }
+}
+