include/linux/goodix_touch.h

   1 /*---------------------------------------------------------------------------------------------------------
   2  * kernel/include/linux/goodix_touch.h
   3  *
   4  * Copyright(c) 2010 Goodix Technology Corp. All rights reserved.
   5  * Author: Eltonny
   6  * Date: 2010.11.11
   7  *
   8  *---------------------------------------------------------------------------------------------------------*/
   9
  10 #ifndef         _LINUX_GOODIX_TOUCH_H
  11 #define         _LINUX_GOODIX_TOUCH_H
  12
  13 #include <linux/earlysuspend.h>
  14 #include <linux/hrtimer.h>
  15 #include <linux/i2c.h>
  16 #include <linux/input.h>
  17
  18 #define GOODIX_I2C_NAME "goodix-ts"
  19 #define GUITAR_GT80X
  20 //触摸屏的分辨率
  21 #define TOUCH_MAX_HEIGHT        7680
  22 #define TOUCH_MAX_WIDTH         5120
  23 //显示屏的分辨率，根据具体平台更改，与触摸屏映射坐标相关
  24 #define SCREEN_MAX_HEIGHT       1024
  25 #define SCREEN_MAX_WIDTH        600
  26
  27 //#define SHUTDOWN_PORT         RK29_PIN4_PD5                   //SHUTDOWN管脚号
  28 //#define INT_PORT              RK29_PIN0_PA2                   //Int IO port
  29
  30 #if 0
  31 #ifdef INT_PORT
  32         #define TS_INT          gpio_to_irq(INT_PORT)   //Interrupt Number,EINT18 as 119
  33         //#define  INT_CFG      S3C_GPIO_SFN(3)                 //IO configer,EINT type
  34 #else
  35         #define TS_INT  0
  36 #endif
  37 #endif
  38
  39 #define FLAG_UP         0
  40 #define FLAG_DOWN       1
  41
  42 #define GOODIX_MULTI_TOUCH
  43 #ifndef GOODIX_MULTI_TOUCH
  44         #define MAX_FINGER_NUM 1
  45 #else
  46         #define MAX_FINGER_NUM 2                                        //最大支持手指数(<=5)
  47 #endif
  48 #undef GOODIX_TS_DEBUG
  49
  50 #define gt80xy_swap(x, y) do { typeof(x) z = x; x = y; y = z; } while (0)
  51
  52 struct goodix_ts_data {
  53         uint16_t addr;
  54         struct i2c_client *client;
  55         struct input_dev *input_dev;
  56         uint8_t use_irq;
  57         uint8_t use_shutdown;
  58         struct hrtimer timer;
  59         struct work_struct  work;
  60         char phys[32];
  61         int bad_data;
  62         int retry;
  63
  64         struct early_suspend early_suspend;
  65         int (*power)(struct goodix_ts_data * ts, int on);
  66 };
  67
  68 struct goodix_i2c_rmi_platform_data {
  69         uint32_t version;       /* Use this entry for panels with */
  70         //该结构体用于管理设备平台资源
  71         //预留，用于之后的功能扩展
  72
  73         unsigned shutdown_pin;
  74         unsigned irq_pin;
  75 };
  76
  77 #endif /* _LINUX_GOODIX_TOUCH_H */