| /* |
| * 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 |
| |
