FS#10047 : Clipv2

Reuse some code from Clip (LCD) and a lot of code from AS3525
Add a new CPU type : AS3525v2, identical to AS3525 except it's an ARMv5 (arm926-ejs)
SD code still not working
For an unknown reason LCD doesn't work anymore (to be investigated)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24131 a1c6a512-1295-4272-9138-f99709370657

firmware/target/arm/as3525/sansa-clipv2/button-target.h

@@ -0,0 +1,59 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2008 François Dinel
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+#ifndef _BUTTON_TARGET_H_
+#define _BUTTON_TARGET_H_
+
+#include <stdbool.h>
+#include "config.h"
+
+#define HAS_BUTTON_HOLD
+
+void button_init_device(void);
+int button_read_device(void);
+bool button_hold(void);
+
+/* Main unit's buttons */
+#define BUTTON_HOME         0x00000001
+
+#define BUTTON_VOL_UP       0x00000002
+#define BUTTON_VOL_DOWN     0x00000004
+
+#define BUTTON_UP           0x00000008
+#define BUTTON_DOWN         0x00000010
+#define BUTTON_LEFT         0x00000020
+#define BUTTON_RIGHT        0x00000040
+
+#define BUTTON_SELECT       0x00000080
+
+#define BUTTON_POWER        0x00000100
+
+#define BUTTON_MAIN (BUTTON_HOME|BUTTON_VOL_UP|BUTTON_VOL_DOWN\
+                    |BUTTON_UP|BUTTON_DOWN|BUTTON_LEFT|BUTTON_RIGHT\
+                    |BUTTON_SELECT|BUTTON_POWER)
+
+#define BUTTON_REMOTE 0
+
+/* Software power-off */
+#define POWEROFF_BUTTON BUTTON_POWER
+#define POWEROFF_COUNT 10
+
+#endif /* _BUTTON_TARGET_H_ */