162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * AD714X CapTouch Programmable Controller driver (bus interfaces) 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright 2009-2011 Analog Devices Inc. 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#ifndef _AD714X_H_ 962306a36Sopenharmony_ci#define _AD714X_H_ 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#include <linux/pm.h> 1262306a36Sopenharmony_ci#include <linux/types.h> 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#define STAGE_NUM 12 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_cistruct device; 1762306a36Sopenharmony_cistruct ad714x_platform_data; 1862306a36Sopenharmony_cistruct ad714x_driver_data; 1962306a36Sopenharmony_cistruct ad714x_chip; 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_citypedef int (*ad714x_read_t)(struct ad714x_chip *, unsigned short, unsigned short *, size_t); 2262306a36Sopenharmony_citypedef int (*ad714x_write_t)(struct ad714x_chip *, unsigned short, unsigned short); 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_cistruct ad714x_chip { 2562306a36Sopenharmony_ci unsigned short l_state; 2662306a36Sopenharmony_ci unsigned short h_state; 2762306a36Sopenharmony_ci unsigned short c_state; 2862306a36Sopenharmony_ci unsigned short adc_reg[STAGE_NUM]; 2962306a36Sopenharmony_ci unsigned short amb_reg[STAGE_NUM]; 3062306a36Sopenharmony_ci unsigned short sensor_val[STAGE_NUM]; 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ci struct ad714x_platform_data *hw; 3362306a36Sopenharmony_ci struct ad714x_driver_data *sw; 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_ci int irq; 3662306a36Sopenharmony_ci struct device *dev; 3762306a36Sopenharmony_ci ad714x_read_t read; 3862306a36Sopenharmony_ci ad714x_write_t write; 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ci struct mutex mutex; 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ci unsigned product; 4362306a36Sopenharmony_ci unsigned version; 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_ci __be16 xfer_buf[16] ____cacheline_aligned; 4662306a36Sopenharmony_ci 4762306a36Sopenharmony_ci}; 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_ciextern const struct dev_pm_ops ad714x_pm; 5062306a36Sopenharmony_cistruct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq, 5162306a36Sopenharmony_ci ad714x_read_t read, ad714x_write_t write); 5262306a36Sopenharmony_ci 5362306a36Sopenharmony_ci#endif 54