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/*
* Synaptics DSX touchscreen driver
*
* Copyright (C) 2012 Synaptics Incorporated
*
* Copyright (C) 2012 Alexandra Chin <alexandra.chin@tw.synaptics.com>
* Copyright (C) 2012 Scott Lin <scott.lin@tw.synaptics.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 _SYNAPTICS_DSX_H_
#define _SYNAPTICS_DSX_H_
#define PLATFORM_DRIVER_NAME "synaptics_dsx"
#define I2C_DRIVER_NAME "synaptics_dsx_i2c"
#define SPI_DRIVER_NAME "synaptics_dsx_spi"
/*
* struct synaptics_dsx_cap_button_map - 0D button map
* @nbuttons: number of 0D buttons
* @map: pointer to array of button types
*/
struct synaptics_dsx_cap_button_map {
unsigned char nbuttons;
unsigned int *map;
};
#define SYN_CFG_BLK_UNIT (16)
#define SYN_CONFIG_SIZE (64 * SYN_CFG_BLK_UNIT)
struct synaptics_rmi4_config {
uint32_t sensor_id;
uint32_t pr_number;
uint16_t length;
uint8_t config[SYN_CONFIG_SIZE];
};
/*
* struct synaptics_dsx_board_data - DSX board data
* @x_flip: x flip flag
* @y_flip: y flip flag
* @swap_axes: swap axes flag
* @irq_gpio: attention interrupt GPIO
* @irq_on_state: attention interrupt active state
* @power_gpio: power switch GPIO
* @power_on_state: power switch active state
* @reset_gpio: reset GPIO
* @reset_on_state: reset active state
* @irq_flags: IRQ flags
* @device_descriptor_addr: HID device descriptor address
* @panel_x: x-axis resolution of display panel
* @panel_y: y-axis resolution of display panel
* @power_delay_ms: delay time to wait after powering up device
* @reset_delay_ms: delay time to wait after resetting device
* @reset_active_ms: reset active time
* @byte_delay_us: delay time between two bytes of SPI data
* @block_delay_us: delay time between two SPI transfers
* @pwr_reg_name: pointer to name of regulator for power control
* @bus_reg_name: pointer to name of regulator for bus pullup control
* @cap_button_map: pointer to 0D button map
*/
struct synaptics_dsx_board_data {
bool x_flip;
bool y_flip;
bool swap_axes;
int irq_gpio;
int irq_on_state;
int power_gpio;
int power_on_state;
int reset_gpio;
int reset_on_state;
unsigned long irq_flags;
unsigned short device_descriptor_addr;
unsigned int panel_x;
unsigned int panel_y;
unsigned int power_delay_ms;
unsigned int reset_delay_ms;
unsigned int reset_active_ms;
unsigned int byte_delay_us;
unsigned int block_delay_us;
const char *pwr_reg_name;
const char *bus_reg_name;
struct synaptics_dsx_cap_button_map *cap_button_map;
uint16_t tw_pin_mask;
int config_num;
struct synaptics_rmi4_config *config_table;
};
#endif
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