/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2008 MtekVision Co., Ltd. *	Kwangwoo Lee <kwlee@mtekvision.com> * * Using code from: *  - ads7846.c *	Copyright (c) 2005 David Brownell *	Copyright (c) 2006 Nokia Corporation *  - corgi_ts.c *	Copyright (C) 2004-2005 Richard Purdie *  - omap_ts.[hc], ads7846.h, ts_osk.c *	Copyright (C) 2002 MontaVista Software *	Copyright (C) 2004 Texas Instruments *	Copyright (C) 2005 Dirk Behme */ #ifndef _TSC2007_H#define _TSC2007_H #include <linux/input/touchscreen.h>struct gpio_desc; #define TSC2007_MEASURE_TEMP0		(0x0 << 4)#define TSC2007_MEASURE_AUX		(0x2 << 4)#define TSC2007_MEASURE_TEMP1		(0x4 << 4)#define TSC2007_ACTIVATE_XN		(0x8 << 4)#define TSC2007_ACTIVATE_YN		(0x9 << 4)#define TSC2007_ACTIVATE_YP_XN		(0xa << 4)#define TSC2007_SETUP			(0xb << 4)#define TSC2007_MEASURE_X		(0xc << 4)#define TSC2007_MEASURE_Y		(0xd << 4)#define TSC2007_MEASURE_Z1		(0xe << 4)#define TSC2007_MEASURE_Z2		(0xf << 4) #define TSC2007_POWER_OFF_IRQ_EN	(0x0 << 2)#define TSC2007_ADC_ON_IRQ_DIS0		(0x1 << 2)#define TSC2007_ADC_OFF_IRQ_EN		(0x2 << 2)#define TSC2007_ADC_ON_IRQ_DIS1		(0x3 << 2) #define TSC2007_12BIT			(0x0 << 1)#define TSC2007_8BIT			(0x1 << 1) #define MAX_12BIT			((1 << 12) - 1) #define ADC_ON_12BIT	(TSC2007_12BIT | TSC2007_ADC_ON_IRQ_DIS0) #define READ_Y		(ADC_ON_12BIT | TSC2007_MEASURE_Y)#define READ_Z1		(ADC_ON_12BIT | TSC2007_MEASURE_Z1)#define READ_Z2		(ADC_ON_12BIT | TSC2007_MEASURE_Z2)#define READ_X		(ADC_ON_12BIT | TSC2007_MEASURE_X)#define PWRDOWN		(TSC2007_12BIT | TSC2007_POWER_OFF_IRQ_EN) struct ts_event {	u16	x;	u16	y;	u16	z1, z2;}; struct tsc2007 {	struct input_dev	*input;	char			phys[32]; 	struct i2c_client	*client; 	struct touchscreen_properties prop;	u16			model;	u16			x_plate_ohms;	u16			max_rt;	unsigned long		poll_period; /* in jiffies */	int			fuzzx;	int			fuzzy;	int			fuzzz; 	struct gpio_desc	*gpiod;	int			irq; 	wait_queue_head_t	wait;	bool			stopped; 	int			(*get_pendown_state)(struct device *);	void			(*clear_penirq)(void); 	struct mutex		mlock;}; int tsc2007_xfer(struct tsc2007 *tsc, u8 cmd);u32 tsc2007_calculate_resistance(struct tsc2007 *tsc, struct ts_event *tc);bool tsc2007_is_pen_down(struct tsc2007 *ts); #if IS_ENABLED(CONFIG_TOUCHSCREEN_TSC2007_IIO)/* defined in tsc2007_iio.c */int tsc2007_iio_configure(struct tsc2007 *ts);#elsestatic inline int tsc2007_iio_configure(struct tsc2007 *ts){	return 0;}#endif /* CONFIG_TOUCHSCREEN_TSC2007_IIO */ #endif /* _TSC2007_H */