ad4e09b16a
This patch adds support for keypad driver running on different TI OMAP(http://www.ti.com/omap) processor based boards like OSK, H2, H3, H4, Persuas and Nokia 770. Signed-off-by: Komal Shah <komal_shah802003@yahoo.com> Acked-by: Dmitry Torokhov <dtor@mail.ru> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
/*
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* linux/include/asm-arm/arch-omap/keypad.h
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*
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* Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef ASMARM_ARCH_KEYPAD_H
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#define ASMARM_ARCH_KEYPAD_H
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struct omap_kp_platform_data {
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int rows;
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int cols;
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int *keymap;
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unsigned int keymapsize;
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unsigned int rep:1;
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unsigned long delay;
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unsigned int dbounce:1;
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/* specific to OMAP242x*/
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unsigned int *row_gpios;
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unsigned int *col_gpios;
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};
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/* Group (0..3) -- when multiple keys are pressed, only the
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* keys pressed in the same group are considered as pressed. This is
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* in order to workaround certain crappy HW designs that produce ghost
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* keypresses. */
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#define GROUP_0 (0 << 16)
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#define GROUP_1 (1 << 16)
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#define GROUP_2 (2 << 16)
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#define GROUP_3 (3 << 16)
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#define GROUP_MASK GROUP_3
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#define KEY(col, row, val) (((col) << 28) | ((row) << 24) | (val))
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#endif
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