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/*
* Atmel maXTouch Touchscreen driver
*
* Copyright (C) 2010 Samsung Electronics Co.Ltd
* Author: Joonyoung Shim <jy0922.shim@samsung.com>
* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __LINUX_ATMEL_MXT_TS_H
#define __LINUX_ATMEL_MXT_TS_H
#include <linux/types.h>
/* Orient */
#define MXT_NORMAL 0x0
#define MXT_DIAGONAL 0x1
#define MXT_HORIZONTAL_FLIP 0x2
#define MXT_ROTATED_90_COUNTER 0x3
#define MXT_VERTICAL_FLIP 0x4
#define MXT_ROTATED_90 0x5
#define MXT_ROTATED_180 0x6
#define MXT_DIAGONAL_COUNTER 0x7
/* MXT_TOUCH_KEYARRAY_T15 */
#define MXT_KEYARRAY_MAX_KEYS 32
/* Bootoader IDs */
#define MXT_BOOTLOADER_ID_224 0x0A
#define MXT_BOOTLOADER_ID_224E 0x06
#define MXT_BOOTLOADER_ID_1386 0x01
#define MXT_BOOTLOADER_ID_1386E 0x10
/* Config data for a given maXTouch controller with a specific firmware */
struct mxt_config_info {
const u8 *config;
size_t config_length;
u8 family_id;
u8 variant_id;
u8 version;
u8 build;
u8 bootldr_id;
/* Points to the firmware name to be upgraded to */
const char *fw_name;
};
/* The platform data for the Atmel maXTouch touchscreen driver */
struct mxt_platform_data {
const struct mxt_config_info *config_array;
size_t config_array_size;
/* touch panel's minimum and maximum coordinates */
u32 panel_minx;
u32 panel_maxx;
u32 panel_miny;
u32 panel_maxy;
/* display's minimum and maximum coordinates */
u32 disp_minx;
u32 disp_maxx;
u32 disp_miny;
u32 disp_maxy;
unsigned long irqflags;
bool i2c_pull_up;
bool digital_pwr_regulator;
int reset_gpio;
u32 reset_gpio_flags;
int irq_gpio;
u32 irq_gpio_flags;
int *key_codes;
u8(*read_chg) (void);
int (*init_hw) (bool);
int (*power_on) (bool);
};
#endif /* __LINUX_ATMEL_MXT_TS_H */
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