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/*
* STK1160 driver
*
* Copyright (C) 2012 Ezequiel Garcia
* <elezegarcia--a.t--gmail.com>
*
* Based on Easycap driver by R.M. Thomas
* Copyright (C) 2010 R.M. Thomas
* <rmthomas--a.t--sciolus.org>
*
* 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 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.
*
*/
/* GPIO Control */
#define STK1160_GCTRL 0x000
/* Remote Wakup Control */
#define STK1160_RMCTL 0x00c
/* Power-on Strapping Data */
#define STK1160_POSVA 0x010
#define STK1160_POSV_L 0x010
#define STK1160_POSV_M 0x011
#define STK1160_POSV_H 0x012
#define STK1160_POSV_L_ACDOUT BIT(3)
#define STK1160_POSV_L_ACSYNC BIT(2)
/*
* Decoder Control Register:
* This byte controls capture start/stop
* with bit #7 (0x?? OR 0x80 to activate).
*/
#define STK1160_DCTRL 0x100
/*
* Decimation Control Register:
* Byte 104: Horizontal Decimation Line Unit Count
* Byte 105: Vertical Decimation Line Unit Count
* Byte 106: Decimation Control
* Bit 0 - Horizontal Decimation Control
* 0 Horizontal decimation is disabled.
* 1 Horizontal decimation is enabled.
* Bit 1 - Decimates Half or More Column
* 0 Decimates less than half from original column,
* send count unit (0x105) before each unit skipped.
* 1 Decimates half or more from original column,
* skip count unit (0x105) before each unit sent.
* Bit 2 - Vertical Decimation Control
* 0 Vertical decimation is disabled.
* 1 Vertical decimation is enabled.
* Bit 3 - Vertical Greater or Equal to Half
* 0 Decimates less than half from original row,
* send count unit (0x105) before each unit skipped.
* 1 Decimates half or more from original row,
* skip count unit (0x105) before each unit sent.
* Bit 4 - Decimation Unit
* 0 Decimation will work with 2 rows or columns per unit.
* 1 Decimation will work with 4 rows or columns per unit.
*/
#define STK1160_DMCTRL_H_UNITS 0x104
#define STK1160_DMCTRL_V_UNITS 0x105
#define STK1160_DMCTRL 0x106
#define STK1160_H_DEC_EN BIT(0)
#define STK1160_H_DEC_MODE BIT(1)
#define STK1160_V_DEC_EN BIT(2)
#define STK1160_V_DEC_MODE BIT(3)
#define STK1160_DEC_UNIT_SIZE BIT(4)
/* Capture Frame Start Position */
#define STK116_CFSPO 0x110
#define STK116_CFSPO_STX_L 0x110
#define STK116_CFSPO_STX_H 0x111
#define STK116_CFSPO_STY_L 0x112
#define STK116_CFSPO_STY_H 0x113
/* Capture Frame End Position */
#define STK116_CFEPO 0x114
#define STK116_CFEPO_ENX_L 0x114
#define STK116_CFEPO_ENX_H 0x115
#define STK116_CFEPO_ENY_L 0x116
#define STK116_CFEPO_ENY_H 0x117
/* Serial Interface Control */
#define STK1160_SICTL 0x200
#define STK1160_SICTL_CD 0x202
#define STK1160_SICTL_SDA 0x203
/* Serial Bus Write */
#define STK1160_SBUSW 0x204
#define STK1160_SBUSW_WA 0x204
#define STK1160_SBUSW_WD 0x205
/* Serial Bus Read */
#define STK1160_SBUSR 0x208
#define STK1160_SBUSR_RA 0x208
#define STK1160_SBUSR_RD 0x209
/* Alternate Serial Inteface Control */
#define STK1160_ASIC 0x2fc
/* PLL Select Options */
#define STK1160_PLLSO 0x018
/* PLL Frequency Divider */
#define STK1160_PLLFD 0x01c
/* Timing Generator */
#define STK1160_TIGEN 0x300
/* Timing Control Parameter */
#define STK1160_TICTL 0x350
/* AC97 Audio Control */
#define STK1160_AC97CTL_0 0x500
#define STK1160_AC97CTL_1 0x504
#define STK1160_AC97CTL_0_CR BIT(1)
#define STK1160_AC97CTL_0_CW BIT(2)
/* Use [0:6] bits of register 0x504 to set codec command address */
#define STK1160_AC97_ADDR 0x504
/* Use [16:31] bits of register 0x500 to set codec command data */
#define STK1160_AC97_CMD 0x502
/* Audio I2S Interface */
#define STK1160_I2SCTL 0x50c
/* EEPROM Interface */
#define STK1160_EEPROM_SZ 0x5f0