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Diffstat (limited to 'include/linux/cyttsp.h')
| -rwxr-xr-x | include/linux/cyttsp.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/include/linux/cyttsp.h b/include/linux/cyttsp.h new file mode 100755 index 00000000000..38ef1236d7a --- /dev/null +++ b/include/linux/cyttsp.h @@ -0,0 +1,114 @@ +/* Header file for: + * Cypress TrueTouch(TM) Standard Product I2C touchscreen driver. + * include/linux/cyttsp.h + * + * Copyright (C) 2009-2011 Cypress Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2, and only version 2, as published by the + * Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Cypress reserves the right to make changes without further notice + * to the materials described herein. Cypress does not assume any + * liability arising out of the application described herein. + * + * Contact Cypress Semiconductor at www.cypress.com + * + */ +#include <linux/input.h> + +#ifndef _CYTTSP_H_ +#define _CYTTSP_H_ + +#include <linux/input.h> + +#define CY_SPI_NAME "cyttsp-spi" +#define CY_I2C_NAME "cyttsp-i2c" +/* Scan Type selection for finger and/or stylus activation */ +#define CY_SCN_TYP_DFLT 0x01 /* finger only mutual scan */ +/* Active Power state scanning/processing refresh interval */ +#define CY_ACT_INTRVL_DFLT 0x00 /* ms */ +/* touch timeout for the Active power */ +#define CY_TCH_TMOUT_DFLT 0x64 /* ms */ +/* Low Power state scanning/processing refresh interval */ +#define CY_LP_INTRVL_DFLT 0x32 /* ms */ +/* + *defines for Gen2 (Txx2xx); Gen3 (Txx3xx) + * use these defines to set cyttsp_platform_data.gen in board config file + */ +enum cyttsp_gen { + CY_GEN2, + CY_GEN3, +}; +/* + * Active distance in pixels for a gesture to be reported + * if set to 0, then all gesture movements are reported + * Valid range is 0 - 15 + */ +#define CY_ACT_DIST_DFLT 8 +#define CY_ACT_DIST CY_ACT_DIST_DFLT +#define CY_ACT_DIST_BITS 0x0F +/* max retries for read/write ops */ +#define CY_NUM_RETRY 6 + +enum cyttsp_gest { + CY_GEST_GRP_NONE = 0, + CY_GEST_GRP1 = 0x10, + CY_GEST_GRP2 = 0x20, + CY_GEST_GRP3 = 0x40, + CY_GEST_GRP4 = 0x80, +}; + +enum cyttsp_powerstate { + CY_IDLE_STATE, /* IC cannot be reached */ + CY_READY_STATE, /* pre-operational; ready to go to ACTIVE */ + CY_ACTIVE_STATE, /* app is running, IC is scanning */ + CY_LOW_PWR_STATE, /* not currently used */ + CY_SLEEP_STATE, /* app is running, IC is idle */ + CY_BL_STATE, /* bootloader is running */ + CY_LDR_STATE, /* loader is running */ + CY_SYSINFO_STATE, /* Switching to SysInfo mode */ + CY_INVALID_STATE /* always last in the list */ +}; + +struct cyttsp_platform_data { + u32 maxx; + u32 maxy; + u32 flags; + enum cyttsp_gen gen; + unsigned use_st:1; + unsigned use_mt:1; + unsigned use_trk_id:1; + unsigned use_hndshk:1; + unsigned use_timer:1; + unsigned use_sleep:1; + unsigned use_gestures:1; + unsigned use_load_file:1; + unsigned use_force_fw_update:1; + unsigned use_virtual_keys:1; + enum cyttsp_powerstate power_state; + u8 gest_set; + u8 scn_typ; /* finger and/or stylus scanning */ + u8 act_intrvl; /* Active refresh interval; ms */ + u8 tch_tmout; /* Active touch timeout; ms */ + u8 lp_intrvl; /* Low power refresh interval; ms */ + int (*wakeup)(void); + int (*init)(int on_off); + void (*mt_sync)(struct input_dev *); + char *name; + s16 irq_gpio; + s16 rst_gpio; + bool invert; +}; + +#endif /* _CYTTSP_H_ */ |