Moved the X5 button driver to the target tree

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10339 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 201 insertions, 0 deletions

diff --git a/firmware/target/coldfire/iaudio/x5/button-target.h b/firmware/target/coldfire/iaudio/x5/button-target.h
new file mode 100755
index 0000000000..998522fe15
--- /dev/null
+++ b/firmware/target/coldfire/iaudio/x5/button-target.h
@@ -0,0 +1,70 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Linus Nielsen Feltzing
+ *
+ * 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 _BUTTON_TARGET_H_
+#define _BUTTON_TARGET_H_
+
+#include <stdbool.h>
+#include "config.h"
+
+#define HAS_BUTTON_HOLD
+#define HAS_REMOTE_BUTTON_HOLD
+
+bool button_hold(void);
+bool remote_button_hold(void);
+void button_init_device(void);
+int button_read_device(void);
+
+/* iaudio X5 specific button codes */
+
+    /* Main unit's buttons */
+#define BUTTON_POWER        0x00000001
+#define BUTTON_REC          0x00000002
+
+#define BUTTON_LEFT         0x00000004
+#define BUTTON_RIGHT        0x00000008
+#define BUTTON_UP           0x00000010
+#define BUTTON_DOWN         0x00000020
+
+#define BUTTON_PLAY         0x00000040
+#define BUTTON_SELECT       0x00000080
+
+#define BUTTON_MAIN (BUTTON_POWER|BUTTON_PLAY|BUTTON_LEFT|BUTTON_RIGHT\
+                |BUTTON_UP|BUTTON_DOWN|BUTTON_REC|BUTTON_SELECT)
+
+    /* Remote control's buttons */
+#define BUTTON_RC_PLAY      0x00100000
+
+#define BUTTON_RC_REW       0x00080000
+#define BUTTON_RC_FF        0x00040000
+#define BUTTON_RC_VOL_UP    0x00020000
+#define BUTTON_RC_VOL_DOWN  0x00010000
+
+#define BUTTON_RC_REC       0x00008000
+#define BUTTON_RC_MENU      0x00004000
+
+#define BUTTON_RC_MODE      0x00002000
+
+#define BUTTON_REMOTE (BUTTON_RC_PLAY|BUTTON_RC_VOL_UP|BUTTON_RC_VOL_DOWN\
+                |BUTTON_RC_REW|BUTTON_RC_FF\
+                |BUTTON_RC_REC|BUTTON_RC_MENU|BUTTON_RC_MODE)
+
+#define POWEROFF_BUTTON BUTTON_POWER
+#define POWEROFF_COUNT 10
+
+#endif /* _BUTTON_TARGET_H_ */
diff --git a/firmware/target/coldfire/iaudio/x5/button-x5.c b/firmware/target/coldfire/iaudio/x5/button-x5.c
new file mode 100755
index 0000000000..07bc7bf3f7
--- /dev/null
+++ b/firmware/target/coldfire/iaudio/x5/button-x5.c
@@ -0,0 +1,131 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Linus Nielsen Feltzing
+ *
+ * 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 <stdlib.h>
+#include "config.h"
+#include "cpu.h"
+#include "system.h"
+#include "button.h"
+#include "kernel.h"
+#include "backlight.h"
+#include "adc.h"
+#include "system.h"
+
+void button_init_device(void)
+{
+    /* Power, Remote Play & Hold switch */
+    GPIO_FUNCTION |= 0x0e000000;
+    GPIO_ENABLE &= ~0x0e000000;
+}
+
+bool button_hold(void)
+{
+    return (GPIO_READ & 0x08000000)?false:true;
+}
+
+bool remote_button_hold(void)
+{
+    return false; /* TODO X5 */
+}
+
+int button_read_device(void)
+{
+    int data;
+    int btn = BUTTON_NONE;
+    static bool hold_button = false;
+    static bool remote_hold_button = false;
+
+    /* backlight handling */
+    if (hold_button && !button_hold())
+    {
+        backlight_on();
+    }
+    /* TODO: add light handling for the remote */
+
+    hold_button = button_hold();
+    remote_hold_button = remote_button_hold();
+
+    /* normal buttons */
+    if (!hold_button)
+    {
+        data = adc_scan(ADC_BUTTONS);
+        if (data < 0xf0)
+        {
+            if(data < 0x7c)
+                if(data < 0x42)
+                    btn = BUTTON_LEFT;
+                else
+                    if(data < 0x62)
+                        btn = BUTTON_RIGHT;
+                    else
+                        btn = BUTTON_SELECT;
+            else
+                if(data < 0xb6)
+                    if(data < 0x98)
+                        btn = BUTTON_REC;
+                    else
+                        btn = BUTTON_PLAY;
+                else
+                    if(data < 0xd3)
+                        btn = BUTTON_DOWN;
+                    else
+                        btn = BUTTON_UP;
+        }
+    }
+
+    /* remote buttons */
+    data = adc_scan(ADC_REMOTE);
+    if(data < 0x17)
+        remote_hold_button = true;
+
+    if(!remote_hold_button)
+    {
+        if (data < 0xee)
+        {
+            if(data < 0x7a)
+                if(data < 0x41)
+                    btn |= BUTTON_RC_REW;
+                else
+                    if(data < 0x61)
+                        btn |= BUTTON_RC_FF;
+                    else
+                        btn |= BUTTON_RC_MODE;
+            else
+                if(data < 0xb4)
+                    if(data < 0x96)
+                        btn |= BUTTON_RC_REC;
+                    else
+                        btn |= BUTTON_RC_MENU;
+                else
+                    if(data < 0xd1)
+                        btn |= BUTTON_RC_VOL_UP;
+                    else
+                        btn |= BUTTON_RC_VOL_DOWN;
+        }
+    }
+
+    data = GPIO_READ;
+    if (!(data & 0x04000000))
+        btn |= BUTTON_POWER;
+
+    if (!(data & 0x02000000))
+        btn |= BUTTON_RC_PLAY;
+
+    return btn;
+}