diff options
author | Arnd Bergmann <arnd@arndb.de> | 2012-08-24 17:21:06 +0400 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2012-09-19 19:39:52 +0400 |
commit | 2203747c97712975accc5e69bdaf1ad38a691635 (patch) | |
tree | 3aac29db151701df240bc8e9a8edd42c4d3ed932 /include/linux/platform_data/keypad-omap.h | |
parent | b25c46074a16e261e1fb2baf59578a2ad0cd8ef6 (diff) | |
download | linux-2203747c97712975accc5e69bdaf1ad38a691635.tar.xz |
ARM: omap: move platform_data definitions
Platform data for device drivers should be defined in
include/linux/platform_data/*.h, not in the architecture
and platform specific directories.
This moves such data out of the omap include directories
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Kevin Hilman <khilman@ti.com>
Cc: "BenoƮt Cousson" <b-cousson@ti.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Omar Ramirez Luna <omar.ramirez@ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: Jean Pihet <j-pihet@ti.com>
Cc: J Keerthy <j-keerthy@ti.com>
Cc: linux-omap@vger.kernel.org
Diffstat (limited to 'include/linux/platform_data/keypad-omap.h')
-rw-r--r-- | include/linux/platform_data/keypad-omap.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/linux/platform_data/keypad-omap.h b/include/linux/platform_data/keypad-omap.h new file mode 100644 index 000000000000..a6b21eddb212 --- /dev/null +++ b/include/linux/platform_data/keypad-omap.h @@ -0,0 +1,52 @@ +/* + * 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 + +#ifndef CONFIG_ARCH_OMAP1 +#warning Please update the board to use matrix-keypad driver +#define omap_readw(reg) 0 +#define omap_writew(val, reg) do {} while (0) +#endif +#include <linux/input/matrix_keypad.h> + +struct omap_kp_platform_data { + int rows; + int cols; + const struct matrix_keymap_data *keymap_data; + bool rep; + unsigned long delay; + bool dbounce; + /* 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. Two free bits, not used by neither row/col nor keynum, + * must be available for use as group bits. The below GROUP_SHIFT + * macro definition is based on some prior knowledge of the + * matrix_keypad defined KEY() macro internals. + */ +#define GROUP_SHIFT 14 +#define GROUP_0 (0 << GROUP_SHIFT) +#define GROUP_1 (1 << GROUP_SHIFT) +#define GROUP_2 (2 << GROUP_SHIFT) +#define GROUP_3 (3 << GROUP_SHIFT) +#define GROUP_MASK GROUP_3 +#if KEY_MAX & GROUP_MASK +#error Group bits in conflict with keynum bits +#endif + + +#endif + |