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authorBertrik Sikken <bertrik@sikken.nl>2009-07-11 20:00:07 +0000
committerBertrik Sikken <bertrik@sikken.nl>2009-07-11 20:00:07 +0000
commit5db8098bfdca71afe261c81ac3552e4a29c5906e (patch)
tree3224539de234f1c0ed2441c335a0ca8fae095a12 /firmware/target/arm
parenta5e25cc2a8f9661c11845a36e4be715efe4fc5c5 (diff)
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Meizu M3: implement rudimentary button driver
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21787 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm')
-rw-r--r--firmware/target/arm/s5l8700/meizu-m3/button-m3.c69
-rw-r--r--firmware/target/arm/s5l8700/meizu-m3/button-target.h25
2 files changed, 79 insertions, 15 deletions
diff --git a/firmware/target/arm/s5l8700/meizu-m3/button-m3.c b/firmware/target/arm/s5l8700/meizu-m3/button-m3.c
new file mode 100644
index 0000000000..a99a99ec82
--- /dev/null
+++ b/firmware/target/arm/s5l8700/meizu-m3/button-m3.c
@@ -0,0 +1,69 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2009 Bertrik Sikken
+ *
+ * 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 <stdbool.h>
+#include "config.h"
+
+#include "inttypes.h"
+#include "s5l8700.h"
+#include "button-target.h"
+
+/* Button driver for the meizu M3
+
+ TODO: implement buttons based on on touch strip events, for example
+ short touch (select), slide up and down, touching the <> button, etc.
+ */
+
+
+void button_init_device(void)
+{
+ PCON0 &= ~(3 << 10); /* P0.5 hold switch */
+ PCON1 &= ~(0xF << 0); /* P1.0 menu button */
+ PCON1 &= ~(0xF << 16); /* P1.4 play button */
+ PCON3 &= ~(0xF << 12); /* P3.3 <> button */
+}
+
+int button_read_device(void)
+{
+ int buttons = 0;
+
+ if (button_hold()) {
+ return 0;
+ }
+
+ if ((PDAT1 & (1 << 0)) == 0) {
+ buttons |= BUTTON_MENU;
+ }
+ if ((PDAT1 & (1 << 4)) == 0) {
+ buttons |= BUTTON_PLAY;
+ }
+ if ((PDAT3 & (1 << 3)) == 0) {
+ buttons |= BUTTON_PREVNEXT;
+ }
+
+ return buttons;
+}
+
+bool button_hold(void)
+{
+ return ((PDAT0 & (1 << 5)) != 0);
+}
+
diff --git a/firmware/target/arm/s5l8700/meizu-m3/button-target.h b/firmware/target/arm/s5l8700/meizu-m3/button-target.h
index 7fab9c4d64..8aaca17a54 100644
--- a/firmware/target/arm/s5l8700/meizu-m3/button-target.h
+++ b/firmware/target/arm/s5l8700/meizu-m3/button-target.h
@@ -22,7 +22,6 @@
#define _BUTTON_TARGET_H_
#include <stdbool.h>
-#include "config.h"
#define HAS_BUTTON_HOLD
@@ -30,25 +29,21 @@ bool button_hold(void);
void button_init_device(void);
int button_read_device(void);
-/* Toshiba Gigabeat specific button codes */
+/* Meizu M3 specific button codes */
+#define BUTTON_PREVNEXT 0x00000001
+#define BUTTON_MENU 0x00000002
+#define BUTTON_PLAY 0x00000004
-#define BUTTON_LEFT 0x00000001
-#define BUTTON_RIGHT 0x00000002
-#define BUTTON_UP 0x00000004
-#define BUTTON_DOWN 0x00000008
+/* there are no LEFT/RIGHT buttons, but other parts of the code expect them */
+#define BUTTON_LEFT 0
+#define BUTTON_RIGHT 0
-#define BUTTON_SELECT 0x00000010
+#define BUTTON_MAIN (BUTTON_PREVNEXT|BUTTON_MENU|BUTTON_PLAY)
-#define BUTTON_MENU 0x00000020
-#define BUTTON_PLAY 0x00000040
-
-
-#define BUTTON_MAIN (BUTTON_MENU|BUTTON_LEFT|BUTTON_RIGHT\
- |BUTTON_UP|BUTTON_DOWN|BUTTON_SELECT|BUTTON_PLAY)
-
-#define BUTTON_REMOTE 0
+#define BUTTON_REMOTE 0
#define POWEROFF_BUTTON BUTTON_PLAY
#define POWEROFF_COUNT 10
#endif /* _BUTTON_TARGET_H_ */
+