diff options
Diffstat (limited to 'include/linux/input/ad714x.h')
-rw-r--r-- | include/linux/input/ad714x.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/include/linux/input/ad714x.h b/include/linux/input/ad714x.h new file mode 100644 index 000000000000..0cbe5e81482e --- /dev/null +++ b/include/linux/input/ad714x.h @@ -0,0 +1,63 @@ +/* + * include/linux/input/ad714x.h + * + * AD714x is very flexible, it can be used as buttons, scrollwheel, + * slider, touchpad at the same time. That depends on the boards. + * The platform_data for the device's "struct device" holds this + * information. + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __LINUX_INPUT_AD714X_H__ +#define __LINUX_INPUT_AD714X_H__ + +#define STAGE_NUM 12 +#define STAGE_CFGREG_NUM 8 +#define SYS_CFGREG_NUM 8 + +/* board information which need be initialized in arch/mach... */ +struct ad714x_slider_plat { + int start_stage; + int end_stage; + int max_coord; +}; + +struct ad714x_wheel_plat { + int start_stage; + int end_stage; + int max_coord; +}; + +struct ad714x_touchpad_plat { + int x_start_stage; + int x_end_stage; + int x_max_coord; + + int y_start_stage; + int y_end_stage; + int y_max_coord; +}; + +struct ad714x_button_plat { + int keycode; + unsigned short l_mask; + unsigned short h_mask; +}; + +struct ad714x_platform_data { + int slider_num; + int wheel_num; + int touchpad_num; + int button_num; + struct ad714x_slider_plat *slider; + struct ad714x_wheel_plat *wheel; + struct ad714x_touchpad_plat *touchpad; + struct ad714x_button_plat *button; + unsigned short stage_cfg_reg[STAGE_NUM][STAGE_CFGREG_NUM]; + unsigned short sys_cfg_reg[SYS_CFGREG_NUM]; +}; + +#endif |