diff options
Diffstat (limited to 'firmware/target/arm/s5l8700/meizu-m3/button-m3.c')
-rw-r--r-- | firmware/target/arm/s5l8700/meizu-m3/button-m3.c | 69 |
1 files changed, 69 insertions, 0 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); +} + |