include/linux/platform_data/cyttsp4.h

   1 /*
   2  * Header file for:
   3  * Cypress TrueTouch(TM) Standard Product (TTSP) touchscreen drivers.
   4  * For use with Cypress Txx3xx parts.
   5  * Supported parts include:
   6  * CY8CTST341
   7  * CY8CTMA340
   8  *
   9  * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc.
  10  * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * version 2, and only version 2, as published by the
  15  * Free Software Foundation.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License along
  23  * with this program; if not, write to the Free Software Foundation, Inc.,
  24  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  25  *
  26  * Contact Cypress Semiconductor at www.cypress.com (kev@cypress.com)
  27  *
  28  */
  29 #ifndef _CYTTSP4_H_
  30 #define _CYTTSP4_H_
  31
  32 #define CYTTSP4_MT_NAME "cyttsp4_mt"
  33 #define CYTTSP4_I2C_NAME "cyttsp4_i2c_adapter"
  34 #define CYTTSP4_SPI_NAME "cyttsp4_spi_adapter"
  35
  36 #define CY_TOUCH_SETTINGS_MAX 32
  37
  38 struct touch_framework {
  39         const uint16_t  *abs;
  40         uint8_t         size;
  41         uint8_t         enable_vkeys;
  42 } __packed;
  43
  44 struct cyttsp4_mt_platform_data {
  45         struct touch_framework *frmwrk;
  46         unsigned short flags;
  47         char const *inp_dev_name;
  48 };
  49
  50 struct touch_settings {
  51         const uint8_t *data;
  52         uint32_t size;
  53         uint8_t tag;
  54 } __packed;
  55
  56 struct cyttsp4_core_platform_data {
  57         int irq_gpio;
  58         int rst_gpio;
  59         int level_irq_udelay;
  60         int (*xres)(struct cyttsp4_core_platform_data *pdata,
  61                 struct device *dev);
  62         int (*init)(struct cyttsp4_core_platform_data *pdata,
  63                 int on, struct device *dev);
  64         int (*power)(struct cyttsp4_core_platform_data *pdata,
  65                 int on, struct device *dev, atomic_t *ignore_irq);
  66         int (*irq_stat)(struct cyttsp4_core_platform_data *pdata,
  67                 struct device *dev);
  68         struct touch_settings *sett[CY_TOUCH_SETTINGS_MAX];
  69 };
  70
  71 struct cyttsp4_platform_data {
  72         struct cyttsp4_core_platform_data *core_pdata;
  73         struct cyttsp4_mt_platform_data *mt_pdata;
  74 };
  75
  76 #endif /* _CYTTSP4_H_ */