firmware/export/tsc2100.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id: $
   9  *
  10  * Copyright (C) 2007 by Jonathan Gordon
  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  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef __TSC2100_H_
  22 #define __TSC2100_H_
  23
  24 /* Read X, Y, Z1, Z2 touchscreen coordinates. */
  25 void tsc2100_read_values(short *x, short* y, short *z1, short *z2);
  26
  27 /* read a register */
  28 short tsc2100_readreg(int page, int address);
  29 /* write a value to the register */
  30 void tsc2100_writereg(int page, int address, short value);
  31 /* produce a key click (doesn't work?) */
  32 void tsc2100_keyclick(void);
  33
  34 /* ts adc page defines (page 1, 00h ) (refer to page 40 of the datasheet) */
  35 #define TSADC_PAGE          1
  36 #define TSADC_ADDRESS       0x00
  37 #define TSADC_PSTCM         (1<<15)
  38 #define TSADC_ADST          (1<<14)
  39 #define TSADC_ADSCM_MASK    (0x3C00)
  40 #define TSADC_ADSCM_SHIFT   10
  41 #define TSADC_RESOL_MASK    (0x0300)
  42 #define TSADC_RESOL_SHIFT   8
  43 #define TSADC_ADAVG_MASK    (0x00C0)
  44 #define TSADC_ADAVG_SHIFT   6
  45 #define TSADC_ADCR_MASK     (0x0030)
  46 #define TSADC_ADCR_SHIFT    4
  47 #define TSADC_PVSTC_MASK    (0x000E)
  48 #define TSADC_PVSTC_SHIFT   1
  49 #define TSADC_AVGFS         (1<<0)
  50
  51 /* ts status page defines (page 1, 01h ) (refer to page 41 of the datasheet) */
  52 #define TSSTAT_PAGE             1
  53 #define TSSTAT_ADDRESS          0x01
  54 #define TSSTAT_PINTDAV_MASK     0xC000 /* controls the !PINTDAV pin */
  55 #define TSSTAT_PINTDAV_SHIFT    14
  56 /* these are all read only */
  57 #define TSSTAT_PWRDN            (1<<13)
  58 #define TSSTAT_HCTLM            (1<<12)
  59 #define TSSTAT_DAVAIL           (1<<11)
  60 #define TSSTAT_XSTAT            (1<<10)
  61 #define TSSTAT_YSTAT            (1<<9)
  62 #define TSSTAT_Z1STAT           (1<<8)
  63 #define TSSTAT_Z2STAT           (1<<7)
  64 #define TSSTAT_B1STAT           (1<<6)
  65 #define TSSTAT_B2STAT           (1<<5)
  66 #define TSSTAT_AXSTAT           (1<<4)
  67 // Bit 3 is reserved            (1<<3)
  68 #define TSSTAT_T1STAT           (1<<2)
  69 #define TSSTAT_T2STAT           (1<<1)
  70 // Bit 0 is reserved            (1<<0)
  71
  72 /* ts Reset Control */
  73 #define TSRESET_PAGE    1
  74 #define TSRESET_ADDRESS 0x04
  75 #define TSRESET_VALUE   0xBB00
  76
  77 /* ts codec dac gain control */
  78 #define TSDACGAIN_PAGE          2
  79 #define TSDACGAIN_ADDRESS       0x02
  80 #define VOLUME_MAX  0
  81 #define VOLUME_MIN  -630
  82
  83 /* ts audio control 1*/
  84 #define TSAC1_PAGE          2
  85 #define TSAC1_ADDRESS       0x00
  86
  87 /* ts audio control 2 */
  88 #define TSAC2_PAGE          2
  89 #define TSAC2_ADDRESS       0x04
  90 #define TSAC2_KCLEN         (1<<15)
  91 #define TSAC2_KCLAC_MASK    0x7000
  92 #define TSAC2_KCLSC_SHIFT   12
  93 #define TSAC2_APGASS        (1<<11)
  94 #define TSAC2_KCLFRQ_MASK   0x0700
  95 #define TSAC2_KCLFRQ_SHIFT  8
  96 #define TSAC2_KCLLN_MASK    0x00F0
  97 #define TSAC2_KCLLN_SHIFT   4
  98 #define TSAC2_DLGAF         (1<<3) /* r only */
  99 #define TSAC2_DRGAF         (1<<2) /* r only */
 100 #define TSAC2_DASTC         (1<<1)
 101 #define TSAC2_ADGAF         (1<<0) /* r only */
 102
 103 /* ts codec power control */
 104 #define TSCPC_PAGE          2
 105 #define TSCPC_ADDRESS       0x05
 106
 107 /* ts audio control 3 */
 108 #define TSAC3_PAGE          2
 109 #define TSAC3_ADDRESS       0x06
 110
 111 /* ts audio control 4 */
 112 #define TSAC4_PAGE          2
 113 #define TSAC4_ADDRESS       0x1d
 114 #define TSAC4_ASTDP         (1<<15)
 115 #define TSAC4_DASTDP        (1<<14)
 116 #define TSAC4_ASSTDP        (1<<13)
 117 #define TSAC4_DSTDP         (1<<12)
 118 #define TSAC4_RESERVEDD11   (1<<11)
 119 #define TSAC4_AGC_HYST_MASK 0x0c00
 120 #define TSAC4_AGC_HYST_SHIFT 10
 121 #define TSAC4_SHCKT_DIS     (1<<8)
 122 #define TSAC4_SHCKT_PD      (1<<7)
 123 #define TSAC4_SHCKT_FLAG    (1<<6)
 124 #define TSAC4_DAC_POP_RED   (1<<5)
 125 #define TSAC4_DAC_POP_RED_SET1          (1<<4)
 126 #define TSAC4_DAC_POP_RED_SET2_MASK     0x000c
 127 #define TSAC4_DAC_POP_RED_SET2_SHIFT    3
 128 #define TSAC4_PGID_MASK     0x0003
 129 #define TSAC4_PGID_SHIFT    0
 130
 131 /* ts audio control 5 */
 132 #define TSAC5_PAGE          2
 133 #define TSAC5_ADDRESS       0x1e
 134
 135 extern int tenthdb2master(int db);
 136 extern void audiohw_set_master_vol(int vol_l, int vol_r);
 137 extern void audiohw_set_lineout_vol(int vol_l, int vol_r);
 138
 139 #endif