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Release 4.7 include/linux/input/adp5589.h

/*
 * Analog Devices ADP5589/ADP5585 I/O Expander and QWERTY Keypad Controller
 *
 * Copyright 2010-2011 Analog Devices Inc.
 *
 * Licensed under the GPL-2.
 */

#ifndef _ADP5589_H

#define _ADP5589_H

/*
 * ADP5589 specific GPI and Keymap defines
 */


#define ADP5589_KEYMAPSIZE	88


#define ADP5589_GPI_PIN_ROW0 97

#define ADP5589_GPI_PIN_ROW1 98

#define ADP5589_GPI_PIN_ROW2 99

#define ADP5589_GPI_PIN_ROW3 100

#define ADP5589_GPI_PIN_ROW4 101

#define ADP5589_GPI_PIN_ROW5 102

#define ADP5589_GPI_PIN_ROW6 103

#define ADP5589_GPI_PIN_ROW7 104

#define ADP5589_GPI_PIN_COL0 105

#define ADP5589_GPI_PIN_COL1 106

#define ADP5589_GPI_PIN_COL2 107

#define ADP5589_GPI_PIN_COL3 108

#define ADP5589_GPI_PIN_COL4 109

#define ADP5589_GPI_PIN_COL5 110

#define ADP5589_GPI_PIN_COL6 111

#define ADP5589_GPI_PIN_COL7 112

#define ADP5589_GPI_PIN_COL8 113

#define ADP5589_GPI_PIN_COL9 114

#define ADP5589_GPI_PIN_COL10 115

#define GPI_LOGIC1 116

#define GPI_LOGIC2 117


#define ADP5589_GPI_PIN_ROW_BASE ADP5589_GPI_PIN_ROW0

#define ADP5589_GPI_PIN_ROW_END ADP5589_GPI_PIN_ROW7

#define ADP5589_GPI_PIN_COL_BASE ADP5589_GPI_PIN_COL0

#define ADP5589_GPI_PIN_COL_END ADP5589_GPI_PIN_COL10


#define ADP5589_GPI_PIN_BASE ADP5589_GPI_PIN_ROW_BASE

#define ADP5589_GPI_PIN_END ADP5589_GPI_PIN_COL_END


#define ADP5589_GPIMAPSIZE_MAX (ADP5589_GPI_PIN_END - ADP5589_GPI_PIN_BASE + 1)

/*
 * ADP5585 specific GPI and Keymap defines
 */


#define ADP5585_KEYMAPSIZE	30


#define ADP5585_GPI_PIN_ROW0 37

#define ADP5585_GPI_PIN_ROW1 38

#define ADP5585_GPI_PIN_ROW2 39

#define ADP5585_GPI_PIN_ROW3 40

#define ADP5585_GPI_PIN_ROW4 41

#define ADP5585_GPI_PIN_ROW5 42

#define ADP5585_GPI_PIN_COL0 43

#define ADP5585_GPI_PIN_COL1 44

#define ADP5585_GPI_PIN_COL2 45

#define ADP5585_GPI_PIN_COL3 46

#define ADP5585_GPI_PIN_COL4 47

#define GPI_LOGIC 48


#define ADP5585_GPI_PIN_ROW_BASE ADP5585_GPI_PIN_ROW0

#define ADP5585_GPI_PIN_ROW_END ADP5585_GPI_PIN_ROW5

#define ADP5585_GPI_PIN_COL_BASE ADP5585_GPI_PIN_COL0

#define ADP5585_GPI_PIN_COL_END ADP5585_GPI_PIN_COL4


#define ADP5585_GPI_PIN_BASE ADP5585_GPI_PIN_ROW_BASE

#define ADP5585_GPI_PIN_END ADP5585_GPI_PIN_COL_END


#define ADP5585_GPIMAPSIZE_MAX (ADP5585_GPI_PIN_END - ADP5585_GPI_PIN_BASE + 1)


struct adp5589_gpi_map {
	
unsigned short pin;
	
unsigned short sw_evt;
};

/* scan_cycle_time */

#define ADP5589_SCAN_CYCLE_10ms		0

#define ADP5589_SCAN_CYCLE_20ms		1

#define ADP5589_SCAN_CYCLE_30ms		2

#define ADP5589_SCAN_CYCLE_40ms		3

/* RESET_CFG */

#define RESET_PULSE_WIDTH_500us		0

#define RESET_PULSE_WIDTH_1ms		1

#define RESET_PULSE_WIDTH_2ms		2

#define RESET_PULSE_WIDTH_10ms		3


#define RESET_TRIG_TIME_0ms		(0 << 2)

#define RESET_TRIG_TIME_1000ms		(1 << 2)

#define RESET_TRIG_TIME_1500ms		(2 << 2)

#define RESET_TRIG_TIME_2000ms		(3 << 2)

#define RESET_TRIG_TIME_2500ms		(4 << 2)

#define RESET_TRIG_TIME_3000ms		(5 << 2)

#define RESET_TRIG_TIME_3500ms		(6 << 2)

#define RESET_TRIG_TIME_4000ms		(7 << 2)


#define RESET_PASSTHRU_EN		(1 << 5)

#define RESET1_POL_HIGH			(1 << 6)

#define RESET1_POL_LOW			(0 << 6)

#define RESET2_POL_HIGH			(1 << 7)

#define RESET2_POL_LOW			(0 << 7)

/* ADP5589 Mask Bits:
 * C C C C C C C C C C C | R R R R R R R R
 * 1 9 8 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0
 * 0
 * ---------------- BIT ------------------
 * 1 1 1 1 1 1 1 1 1 0 0 | 0 0 0 0 0 0 0 0
 * 8 7 6 5 4 3 2 1 0 9 8 | 7 6 5 4 3 2 1 0
 */


#define ADP_ROW(x)	(1 << (x))

#define ADP_COL(x)	(1 << (x + 8))

#define ADP5589_ROW_MASK		0xFF

#define ADP5589_COL_MASK		0xFF

#define ADP5589_COL_SHIFT		8

#define ADP5589_MAX_ROW_NUM		7

#define ADP5589_MAX_COL_NUM		10

/* ADP5585 Mask Bits:
 * C C C C C | R R R R R R
 * 4 3 2 1 0 | 5 4 3 2 1 0
 *
 * ---- BIT -- -----------
 * 1 0 0 0 0 | 0 0 0 0 0 0
 * 0 9 8 7 6 | 5 4 3 2 1 0
 */


#define ADP5585_ROW_MASK		0x3F

#define ADP5585_COL_MASK		0x1F

#define ADP5585_ROW_SHIFT		0

#define ADP5585_COL_SHIFT		6

#define ADP5585_MAX_ROW_NUM		5

#define ADP5585_MAX_COL_NUM		4


#define ADP5585_ROW(x)	(1 << ((x) & ADP5585_ROW_MASK))

#define ADP5585_COL(x)	(1 << (((x) & ADP5585_COL_MASK) + ADP5585_COL_SHIFT))

/* Put one of these structures in i2c_board_info platform_data */


struct adp5589_kpad_platform_data {
	
unsigned keypad_en_mask;	/* Keypad (Rows/Columns) enable mask */
	
const unsigned short *keymap;	/* Pointer to keymap */
	
unsigned short keymapsize;	/* Keymap size */
	
bool repeat;			/* Enable key repeat */
	
bool en_keylock;		/* Enable key lock feature (ADP5589 only)*/
	
unsigned char unlock_key1;	/* Unlock Key 1 (ADP5589 only) */
	
unsigned char unlock_key2;	/* Unlock Key 2 (ADP5589 only) */
	
unsigned char unlock_timer;	/* Time in seconds [0..7] between the two unlock keys 0=disable (ADP5589 only) */
	
unsigned char scan_cycle_time;	/* Time between consecutive scan cycles */
	
unsigned char reset_cfg;	/* Reset config */
	
unsigned short reset1_key_1;	/* Reset Key 1 */
	
unsigned short reset1_key_2;	/* Reset Key 2 */
	
unsigned short reset1_key_3;	/* Reset Key 3 */
	
unsigned short reset2_key_1;	/* Reset Key 1 */
	
unsigned short reset2_key_2;	/* Reset Key 2 */
	
unsigned debounce_dis_mask;	/* Disable debounce mask */
	
unsigned pull_dis_mask;		/* Disable all pull resistors mask */
	
unsigned pullup_en_100k;	/* Pull-Up 100k Enable Mask */
	
unsigned pullup_en_300k;	/* Pull-Up 300k Enable Mask */
	
unsigned pulldown_en_300k;	/* Pull-Down 300k Enable Mask */
	
const struct adp5589_gpi_map *gpimap;
	
unsigned short gpimapsize;
	
const struct adp5589_gpio_platform_data *gpio_data;
};

struct i2c_client; /* forward declaration */


struct adp5589_gpio_platform_data {
	
int	gpio_start;	/* GPIO Chip base # */
	
int	(*setup)(struct i2c_client *client,
				int gpio, unsigned ngpio,
				void *context);
	
int	(*teardown)(struct i2c_client *client,
				int gpio, unsigned ngpio,
				void *context);
	
void	*context;
};

#endif

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