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 _CYTTSP_H_ 30 #define _CYTTSP_H_ 31 32 #define CY_SPI_NAME "cyttsp-spi" 33 #define CY_I2C_NAME "cyttsp-i2c" 34 /* Active Power state scanning/processing refresh interval */ 35 #define CY_ACT_INTRVL_DFLT 0x00 /* ms */ 36 /* touch timeout for the Active power */ 37 #define CY_TCH_TMOUT_DFLT 0xFF /* ms */ 38 /* Low Power state scanning/processing refresh interval */ 39 #define CY_LP_INTRVL_DFLT 0x0A /* ms */ 40 /* Active distance in pixels for a gesture to be reported */ 41 #define CY_ACT_DIST_DFLT 0xF8 /* pixels */ 42 43 struct cyttsp_platform_data { 44 u32 maxx; 45 u32 maxy; 46 bool use_hndshk; 47 u8 act_dist; /* Active distance */ 48 u8 act_intrvl; /* Active refresh interval; ms */ 49 u8 tch_tmout; /* Active touch timeout; ms */ 50 u8 lp_intrvl; /* Low power refresh interval; ms */ 51 int (*init)(void); 52 void (*exit)(void); 53 char *name; 54 s16 irq_gpio; 55 u8 *bl_keys; 56 }; 57 58 #endif /* _CYTTSP_H_ */ 59