From b93667b30699a18daf3699cc969ad858077e406f Mon Sep 17 00:00:00 2001
From: Marc Guay <marcguay@rockbox.org>
Date: Sat, 21 Jun 2008 15:18:36 +0000
Subject: Add the Sansa c100 as a build target with basic drivers.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17742 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/tcc77x/c100/button-c100.c | 62 +++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 firmware/target/arm/tcc77x/c100/button-c100.c

(limited to 'firmware/target/arm/tcc77x/c100/button-c100.c')

diff --git a/firmware/target/arm/tcc77x/c100/button-c100.c b/firmware/target/arm/tcc77x/c100/button-c100.c
new file mode 100644
index 0000000000..0183a833ae
--- /dev/null
+++ b/firmware/target/arm/tcc77x/c100/button-c100.c
@@ -0,0 +1,62 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id: button-logikdax.c 15396 2007-11-01 23:38:57Z dave $
+ *
+ * Copyright (C) 2007 by Dave Chapman
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+#include "config.h"
+#include "cpu.h"
+#include "button.h"
+#include "adc.h"
+
+void button_init_device(void)
+{
+    GPIOA_DIR |= 0xC;
+}
+
+int button_read_device(void)
+{
+    int btn = BUTTON_NONE;
+	
+	if (!button_hold()){
+        GPIOA |= 0x4;
+        GPIOA &= ~0x8;
+    	
+        int i=20; while (i--);
+        	    
+        if (GPIOA & 0x10) btn |= BUTTON_PLAYPAUSE; /* up */
+        if (GPIOA & 0x20) btn |= BUTTON_RIGHT;
+        if (GPIOA & 0x40) btn |= BUTTON_LEFT;
+
+        GPIOA |= 0x8;
+        GPIOA &= ~0x4;
+	
+        i=20; while (i--);
+	
+        if (GPIOA & 0x10) btn |= BUTTON_VOLUP;
+        if (GPIOA & 0x20) btn |= BUTTON_VOLDOWN;
+        if (GPIOA & 0x40) btn |= BUTTON_REPEATAB; /* down */
+	
+        if (GPIOA & 0x80) btn |= BUTTON_SELECT;  
+        if (GPIOA & 0x100) btn |= BUTTON_MENU;
+	}
+	return btn;
+}
+
+bool button_hold(void)
+{
+    return (GPIOA & 0x2);
+}
-- 
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