Release 4.12 include/linux/platform_data/pixcir_i2c_ts.h

#ifndef	_PIXCIR_I2C_TS_H

#define	_PIXCIR_I2C_TS_H

/*
 * Register map
 */

#define PIXCIR_REG_POWER_MODE	51

#define PIXCIR_REG_INT_MODE	52

/*
 * Power modes:
 * active: max scan speed
 * idle: lower scan speed with automatic transition to active on touch
 * halt: datasheet says sleep but this is more like halt as the chip
 *       clocks are cut and it can only be brought out of this mode
 *       using the RESET pin.
 */

enum pixcir_power_mode {
	
PIXCIR_POWER_ACTIVE,
	
PIXCIR_POWER_IDLE,
	
PIXCIR_POWER_HALT,
};


#define PIXCIR_POWER_MODE_MASK	0x03

#define PIXCIR_POWER_ALLOW_IDLE (1UL << 2)

/*
 * Interrupt modes:
 * periodical: interrupt is asserted periodicaly
 * diff coordinates: interrupt is asserted when coordinates change
 * level on touch: interrupt level asserted during touch
 * pulse on touch: interrupt pulse asserted druing touch
 *
 */

enum pixcir_int_mode {
	
PIXCIR_INT_PERIODICAL,
	
PIXCIR_INT_DIFF_COORD,
	
PIXCIR_INT_LEVEL_TOUCH,
	
PIXCIR_INT_PULSE_TOUCH,
};


#define PIXCIR_INT_MODE_MASK	0x03

#define PIXCIR_INT_ENABLE	(1UL << 3)

#define PIXCIR_INT_POL_HIGH	(1UL << 2)

/**
 * struct pixcir_irc_chip_data - chip related data
 * @max_fingers:        Max number of fingers reported simultaneously by h/w
 * @has_hw_ids:         Hardware supports finger tracking IDs
 *
 */

struct pixcir_i2c_chip_data {
	
u8 max_fingers;
	
bool has_hw_ids;
};


struct pixcir_ts_platform_data {
	
int x_max;
	
int y_max;
	
struct pixcir_i2c_chip_data chip;
};

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Roger Quadros
69
78.41%
2
66.67%
Jianchun Bian
19
21.59%
1
33.33%
Total
88
100.00%
3
100.00%
Directory: include/linux/platform_data

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.