linux/linux-5.4.31/drivers/media/tuners/tua9001.h

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Infineon TUA9001 silicon tuner driver
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
*/
#ifndef TUA9001_H
#define TUA9001_H
#include <media/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