diff options
Diffstat (limited to 'target/linux/lantiq/files/arch/mips/include/asm/mach-lantiq/dev-gpio-buttons.h')
| -rw-r--r-- | target/linux/lantiq/files/arch/mips/include/asm/mach-lantiq/dev-gpio-buttons.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/lantiq/files/arch/mips/include/asm/mach-lantiq/dev-gpio-buttons.h b/target/linux/lantiq/files/arch/mips/include/asm/mach-lantiq/dev-gpio-buttons.h new file mode 100644 index 000000000..adb531c39 --- /dev/null +++ b/target/linux/lantiq/files/arch/mips/include/asm/mach-lantiq/dev-gpio-buttons.h @@ -0,0 +1,26 @@ +/* + * Lantiq GPIO button support + * + * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#ifndef _LANTIQ_DEV_GPIO_BUTTONS_H +#define _LANTIQ_DEV_GPIO_BUTTONS_H + +#include <linux/input.h> +#include <linux/gpio_keys.h> + +#define LTQ_KEYS_POLL_INTERVAL 20 /* msecs */ +#define LTQ_KEYS_DEBOUNCE_INTERVAL (3 * LTQ_KEYS_POLL_INTERVAL) + +void ltq_register_gpio_keys_polled(int id, + unsigned poll_interval, + unsigned nbuttons, + struct gpio_keys_button *buttons); + +#endif /* _LANTIQ_DEV_GPIO_BUTTONS_H */ |