include/hw/input/tsc2xxx.h

   1 /*
   2  * TI touchscreen controller
   3  *
   4  * Copyright (c) 2006 Andrzej Zaborowski
   5  * Copyright (C) 2008 Nokia Corporation
   6  *
   7  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   8  * See the COPYING file in the top-level directory.
   9  */
  10
  11 #ifndef HW_INPUT_TSC2XXX_H
  12 #define HW_INPUT_TSC2XXX_H
  13
  14 typedef struct MouseTransformInfo {
  15     /* Touchscreen resolution */
  16     int x;
  17     int y;
  18     /* Calibration values as used/generated by tslib */
  19     int a[7];
  20 } MouseTransformInfo;
  21
  22 typedef struct uWireSlave {
  23     uint16_t (*receive)(void *opaque);
  24     void (*send)(void *opaque, uint16_t data);
  25     void *opaque;
  26 } uWireSlave;
  27
  28 /* tsc210x.c */
  29 uWireSlave *tsc2102_init(qemu_irq pint);
  30 uWireSlave *tsc2301_init(qemu_irq penirq, qemu_irq kbirq, qemu_irq dav);
  31 I2SCodec *tsc210x_codec(uWireSlave *chip);
  32 uint32_t tsc210x_txrx(void *opaque, uint32_t value, int len);
  33 void tsc210x_set_transform(uWireSlave *chip, MouseTransformInfo *info);
  34 void tsc210x_key_event(uWireSlave *chip, int key, int down);
  35
  36 /* tsc2005.c */
  37 void *tsc2005_init(qemu_irq pintdav);
  38 uint32_t tsc2005_txrx(void *opaque, uint32_t value, int len);
  39 void tsc2005_set_transform(void *opaque, MouseTransformInfo *info);
  40
  41 #endif