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/*
* R69001 Touchscreen Controller Driver
* Header file
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef _R69001_TS_H_
#define _R69001_TS_H_
#ifdef CONFIG_R69001_DEBUG_SUPPORT
#include <linux/r69001-ts-debug.h>
#endif
/* Spec */
#define MIN_X 0
#define MIN_Y 0
#define MIN_Z 0
#ifdef CONFIG_R69001_RESOLUTION_WIDTH
#define MAX_X CONFIG_R69001_RESOLUTION_WIDTH
#else
#define MAX_X 720
#endif
#ifdef CONFIG_R69001_RESOLUTION_HEIGHT
#define MAX_Y CONFIG_R69001_RESOLUTION_HEIGHT
#else
#define MAX_Y 1280
#endif
#define MAX_Z 255
#define MIN_AREA 0
#define MAX_AREA 10
#ifdef CONFIG_R69001_MAX_FINGERS
#define MAX_FINGERS CONFIG_R69001_MAX_FINGERS
#else
#define MAX_FINGERS 10
#endif
/* Scan cycle */
#ifdef CONFIG_R69001_SCAN_TIME
#define SCAN_TIME CONFIG_R69001_SCAN_TIME
#else
#define SCAN_TIME 16
#endif
/* Polling interval */
#ifdef CONFIG_R69001_POLLING_TIME
#define POLL_INTERVAL CONFIG_R69001_POLLING_TIME
#else
#define POLL_INTERVAL 2
#endif
#define POLL_INTERVAL_MAX 1000
/* Number of RX/TX */
#ifdef CONFIG_R69001_NUM_RX
#define NUM_RX CONFIG_R69001_NUM_RX
#else
#define NUM_RX 21
#endif
#ifdef CONFIG_R69001_NUM_TX
#define NUM_TX CONFIG_R69001_NUM_TX
#else
#define NUM_TX 13
#endif
/* Scan Mode */
#define R69001_SCAN_MODE_STOP 0x00
#define R69001_SCAN_MODE_LOW_POWER 0x01
#define R69001_SCAN_MODE_FULL_SCAN 0x02
#define R69001_SCAN_MODE_CALIBRATION 0x03
/* Interrupt/Polling mode */
#define R69001_TS_INTERRUPT_MODE 0
#define R69001_TS_POLLING_MODE 1
#define R69001_TS_POLLING_LOW_EDGE_MODE 2
#define R69001_TS_CALIBRATION_INTERRUPT_MODE 3
struct io_mode {
u8 scan;
u8 mode;
u16 poll_time;
};
struct io_rxtx_num {
u8 rx;
u8 tx;
};
struct io_resolution {
u16 x;
u16 y;
};
struct r69001_io_data {
struct io_mode mode;
struct io_rxtx_num rxtx_num;
struct io_resolution resolution;
};
struct r69001_platform_data {
int irq_type;
int gpio;
};
#define R69001_IO 'R'
/* R69001 ioctl commands */
#define RSP_IOCTL_SET_INT_POLL_MODE _IOW(R69001_IO, 0x01, struct r69001_io_data)
#define RSP_IOCTL_GET_RXTX_NUM _IOR(R69001_IO, 0x02, struct r69001_io_data)
#define RSP_IOCTL_GET_RESOLUTION _IOR(R69001_IO, 0x03, struct r69001_io_data)
#define RSP_IOCTL_SET_SCAN_MODE _IOW(R69001_IO, 0x04, struct r69001_io_data)
#define RSP_IOCTL_SUSPEND _IOW(R69001_IO, 0x50, struct r69001_io_data)
#define RSP_IOCTL_RESUME _IOW(R69001_IO, 0x51, struct r69001_io_data)
#endif /* _R69001_TS_H_ */
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