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Diffstat (limited to 'firmware/target/arm/s5l8700/meizu-m6sp/button-m6sp.c')
-rw-r--r--firmware/target/arm/s5l8700/meizu-m6sp/button-m6sp.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/firmware/target/arm/s5l8700/meizu-m6sp/button-m6sp.c b/firmware/target/arm/s5l8700/meizu-m6sp/button-m6sp.c
new file mode 100644
index 0000000000..a2c7604a85
--- /dev/null
+++ b/firmware/target/arm/s5l8700/meizu-m6sp/button-m6sp.c
@@ -0,0 +1,72 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2009 Bertrik Sikken
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
16 *
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
19 *
20 ****************************************************************************/
21
22#include <stdbool.h>
23#include "config.h"
24
25#include "inttypes.h"
26#include "s5l8700.h"
27#include "button-target.h"
28
29/* Button driver for the meizu M6SP
30
31 Future improvements:
32 * touch strip support
33 * left/right buttons (probably part of touch strip)
34 * unify with m3/m6sl button driver if possible
35
36 */
37
38
39void button_init_device(void)
40{
41 PCON0 &= ~(0x3 << 10); /* P0.5 hold switch */
42 PCON0 &= ~(0x3 << 14); /* P0.7 enter button */
43 PCON1 &= ~(0xF << 12); /* P1.3 menu button */
44 PCON1 &= ~(0xF << 16); /* P1.4 play button */
45}
46
47int button_read_device(void)
48{
49 int buttons = 0;
50
51 if (button_hold()) {
52 return 0;
53 }
54
55 if ((PDAT0 & (1 << 7)) == 0) {
56 buttons |= BUTTON_ENTER;
57 }
58 if ((PDAT1 & (1 << 3)) == 0) {
59 buttons |= BUTTON_MENU;
60 }
61 if ((PDAT1 & (1 << 4)) == 0) {
62 buttons |= BUTTON_PLAY;
63 }
64
65 return buttons;
66}
67
68bool button_hold(void)
69{
70 return ((PDAT0 & (1 << 5)) != 0);
71}
72