Philips tuner prepared, new middle layer to abstract which tuner is used

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5289 a1c6a512-1295-4272-9138-f99709370657

firmware/export/tuner.h

@@ -0,0 +1,49 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ * Tuner abstraction layer
+ *
+ * Copyright (C) 2004 Jörg Hohensohn
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __TUNER_SAMSUNG_H__
+#define __TUNER_SAMSUNG_H__
+
+/* settings to the tuner layer */
+#define RADIO_INIT 0
+#define RADIO_FREQUENCY 1
+#define RADIO_MUTE 2
+#define RADIO_IF_MEASUREMENT 3
+#define RADIO_SENSITIVITY 4
+#define RADIO_FORCE_MONO 5
+/* readback from the tuner layer */
+#define RADIO_PRESENT 0
+#define RADIO_IF_MEASURED 1
+#define RADIO_STEREO 2
+
+#ifdef CONFIG_TUNER
+
+#if (CONFIG_TUNER & S1A0903X01)
+void samsung_set(int setting, int value);
+int samsung_get(int setting);
+#endif
+
+#if (CONFIG_TUNER & TEA5767)
+void philips_set(int setting, int value);
+int philips_get(int setting);
+#endif
+
+#endif /* #ifdef CONFIG_TUNER */
+
+#endif