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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Jonathan Gordon
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __TSC2100_H_
#define __TSC2100_H_
void tsc2100_read_data(void);
bool tsc2100_read_touch(short *x, short* y, short *z1, short *z2);
bool tsc2100_read_volt(short *bat1, short *bat2, short *aux);
void tsc2100_set_mode(bool poweron, unsigned char scan_mode);
void tsc2100_adc_init(void);
/* read a register */
short tsc2100_readreg(int page, int address);
/* write a value to the register */
void tsc2100_writereg(int page, int address, short value);
/* produce a key click (doesn't work?) */
void tsc2100_keyclick(void);
/* ts adc page defines (page 1, 00h ) (refer to page 40 of the datasheet) */
#define TSADC_PAGE 1
#define TSADC_ADDRESS 0x00
#define TSADC_PSTCM (1<<15)
#define TSADC_ADST (1<<14)
#define TSADC_ADSCM_MASK (0x3C00)
#define TSADC_ADSCM_SHIFT 10
#define TSADC_RESOL_MASK (0x0300)
#define TSADC_RESOL_SHIFT 8
#define TSADC_ADAVG_MASK (0x00C0)
#define TSADC_ADAVG_SHIFT 6
#define TSADC_ADCR_MASK (0x0030)
#define TSADC_ADCR_SHIFT 4
#define TSADC_PVSTC_MASK (0x000E)
#define TSADC_PVSTC_SHIFT 1
#define TSADC_AVGFS (1<<0)
/* ts status page defines (page 1, 01h ) (refer to page 41 of the datasheet) */
#define TSSTAT_PAGE 1
#define TSSTAT_ADDRESS 0x01
#define TSSTAT_PINTDAV_MASK 0xC000 /* controls the !PINTDAV pin */
#define TSSTAT_PINTDAV_SHIFT 14
/* these are all read only */
#define TSSTAT_PWRDN (1<<13)
#define TSSTAT_HCTLM (1<<12)
#define TSSTAT_DAVAIL (1<<11)
#define TSSTAT_XSTAT (1<<10)
#define TSSTAT_YSTAT (1<<9)
#define TSSTAT_Z1STAT (1<<8)
#define TSSTAT_Z2STAT (1<<7)
#define TSSTAT_B1STAT (1<<6)
#define TSSTAT_B2STAT (1<<5)
#define TSSTAT_AXSTAT (1<<4)
// Bit 3 is reserved (1<<3)
#define TSSTAT_T1STAT (1<<2)
#define TSSTAT_T2STAT (1<<1)
// Bit 0 is reserved (1<<0)
/* ts Reference Control */
#define TSREF_PAGE 1
#define TSREF_ADDRESS 0x03
#define TSREF_VREFM (1<<4)
#define TSREF_RPWUDL_SHIFT 2
#define TSREF_RPWDN (1<<1)
#define TSREF_IREFV (1<<0)
/* ts Reset Control */
#define TSRESET_PAGE 1
#define TSRESET_ADDRESS 0x04
#define TSRESET_VALUE 0xBB00
/* ts codec dac gain control */
#define TSDACGAIN_PAGE 2
#define TSDACGAIN_ADDRESS 0x02
#define VOLUME_MAX 0
#define VOLUME_MIN -630
/* ts audio control 1*/
#define TSAC1_PAGE 2
#define TSAC1_ADDRESS 0x00
/* ts audio control 2 */
#define TSAC2_PAGE 2
#define TSAC2_ADDRESS 0x04
#define TSAC2_KCLEN (1<<15)
#define TSAC2_KCLAC_MASK 0x7000
#define TSAC2_KCLSC_SHIFT 12
#define TSAC2_APGASS (1<<11)
#define TSAC2_KCLFRQ_MASK 0x0700
#define TSAC2_KCLFRQ_SHIFT 8
#define TSAC2_KCLLN_MASK 0x00F0
#define TSAC2_KCLLN_SHIFT 4
#define TSAC2_DLGAF (1<<3) /* r only */
#define TSAC2_DRGAF (1<<2) /* r only */
#define TSAC2_DASTC (1<<1)
#define TSAC2_ADGAF (1<<0) /* r only */
/* ts codec power control */
#define TSCPC_PAGE 2
#define TSCPC_ADDRESS 0x05
/* ts audio control 3 */
#define TSAC3_PAGE 2
#define TSAC3_ADDRESS 0x06
/* ts audio control 4 */
#define TSAC4_PAGE 2
#define TSAC4_ADDRESS 0x1d
#define TSAC4_ASTDP (1<<15)
#define TSAC4_DASTDP (1<<14)
#define TSAC4_ASSTDP (1<<13)
#define TSAC4_DSTDP (1<<12)
#define TSAC4_RESERVEDD11 (1<<11)
#define TSAC4_AGC_HYST_MASK 0x0c00
#define TSAC4_AGC_HYST_SHIFT 10
#define TSAC4_SHCKT_DIS (1<<8)
#define TSAC4_SHCKT_PD (1<<7)
#define TSAC4_SHCKT_FLAG (1<<6)
#define TSAC4_DAC_POP_RED (1<<5)
#define TSAC4_DAC_POP_RED_SET1 (1<<4)
#define TSAC4_DAC_POP_RED_SET2_MASK 0x000c
#define TSAC4_DAC_POP_RED_SET2_SHIFT 3
#define TSAC4_PGID_MASK 0x0003
#define TSAC4_PGID_SHIFT 0
/* ts audio control 5 */
#define TSAC5_PAGE 2
#define TSAC5_ADDRESS 0x1e
extern int tenthdb2master(int db);
extern void audiohw_set_master_vol(int vol_l, int vol_r);
#endif
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