995c48adde
This patch adds Samsung keypad device definition for Samsung SoCs. Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
/*
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* Samsung Platform - Keypad platform data definitions
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*
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* Copyright (C) 2010 Samsung Electronics Co.Ltd
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* Author: Joonyoung Shim <jy0922.shim@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __PLAT_SAMSUNG_KEYPAD_H
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#define __PLAT_SAMSUNG_KEYPAD_H
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#include <linux/input/matrix_keypad.h>
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#define SAMSUNG_MAX_ROWS 8
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#define SAMSUNG_MAX_COLS 8
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/**
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* struct samsung_keypad_platdata - Platform device data for Samsung Keypad.
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* @keymap_data: pointer to &matrix_keymap_data.
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* @rows: number of keypad row supported.
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* @cols: number of keypad col supported.
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* @no_autorepeat: disable key autorepeat.
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* @wakeup: controls whether the device should be set up as wakeup source.
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* @cfg_gpio: configure the GPIO.
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*
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* Initialisation data specific to either the machine or the platform
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* for the device driver to use or call-back when configuring gpio.
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*/
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struct samsung_keypad_platdata {
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const struct matrix_keymap_data *keymap_data;
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unsigned int rows;
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unsigned int cols;
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bool no_autorepeat;
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bool wakeup;
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void (*cfg_gpio)(unsigned int rows, unsigned int cols);
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};
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/**
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* samsung_keypad_set_platdata - Set platform data for Samsung Keypad device.
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* @pd: Platform data to register to device.
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*
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* Register the given platform data for use with Samsung Keypad device.
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* The call will copy the platform data, so the board definitions can
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* make the structure itself __initdata.
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*/
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extern void samsung_keypad_set_platdata(struct samsung_keypad_platdata *pd);
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/* defined by architecture to configure gpio. */
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extern void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols);
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#endif /* __PLAT_SAMSUNG_KEYPAD_H */
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