linux-sg2042/drivers/media/tuners/tua9001.h

56 lines
1.3 KiB
C

/*
* Infineon TUA9001 silicon tuner driver
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
*
* 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.
*/
#ifndef TUA9001_H
#define TUA9001_H
#include "dvb_frontend.h"
/*
* I2C address
* 0x60,
*/
/**
* struct tua9001_platform_data - Platform data for the tua9001 driver
* @dvb_frontend: DVB frontend.
*/
struct tua9001_platform_data {
struct dvb_frontend *dvb_frontend;
};
/*
* TUA9001 I/O PINs:
*
* CEN - chip enable
* 0 = chip disabled (chip off)
* 1 = chip enabled (chip on)
*
* RESETN - chip reset
* 0 = reset disabled (chip reset off)
* 1 = reset enabled (chip reset on)
*
* RXEN - RX enable
* 0 = RX disabled (chip idle)
* 1 = RX enabled (chip tuned)
*/
#define TUA9001_CMD_CEN 0
#define TUA9001_CMD_RESETN 1
#define TUA9001_CMD_RXEN 2
#endif