mirror of
https://github.com/torvalds/linux.git
synced 2024-12-22 19:01:37 +00:00
4a899d5e93
Based on an earlier patches by Stanley.Miao <stanley.miao@windriver.com> and Nishant Kamat <nskamat@ti.com>. Note that at the ads7846 support still needs support for vaux_control for the touchscreen to work. Signed-off-by: Tony Lindgren <tony@atomide.com>
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
|
|
* arch/arm/plat-omap/include/mach/keypad.h
|
|
*
|
|
* Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
|
|
*
|
|
* 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 ASMARM_ARCH_KEYPAD_H
|
|
#define ASMARM_ARCH_KEYPAD_H
|
|
|
|
struct omap_kp_platform_data {
|
|
int rows;
|
|
int cols;
|
|
int *keymap;
|
|
unsigned int keymapsize;
|
|
unsigned int rep:1;
|
|
unsigned long delay;
|
|
unsigned int dbounce:1;
|
|
/* specific to OMAP242x*/
|
|
unsigned int *row_gpios;
|
|
unsigned int *col_gpios;
|
|
};
|
|
|
|
/* Group (0..3) -- when multiple keys are pressed, only the
|
|
* keys pressed in the same group are considered as pressed. This is
|
|
* in order to workaround certain crappy HW designs that produce ghost
|
|
* keypresses. */
|
|
#define GROUP_0 (0 << 16)
|
|
#define GROUP_1 (1 << 16)
|
|
#define GROUP_2 (2 << 16)
|
|
#define GROUP_3 (3 << 16)
|
|
#define GROUP_MASK GROUP_3
|
|
|
|
#define KEY_PERSISTENT 0x00800000
|
|
#define KEYNUM_MASK 0x00EFFFFF
|
|
#define KEY(col, row, val) (((col) << 28) | ((row) << 24) | (val))
|
|
#define PERSISTENT_KEY(col, row) (((col) << 28) | ((row) << 24) | \
|
|
KEY_PERSISTENT)
|
|
|
|
#endif
|
|
|