1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Infineon TUA9001 silicon tuner driver
4 *
5 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
6 */
7
8 #ifndef TUA9001_H
9 #define TUA9001_H
10
11 #include <media/dvb_frontend.h>
12
13 /*
14 * I2C address
15 * 0x60,
16 */
17
18 /**
19 * struct tua9001_platform_data - Platform data for the tua9001 driver
20 * @dvb_frontend: DVB frontend.
21 */
22 struct tua9001_platform_data {
23 struct dvb_frontend *dvb_frontend;
24 };
25
26 /*
27 * TUA9001 I/O PINs:
28 *
29 * CEN - chip enable
30 * 0 = chip disabled (chip off)
31 * 1 = chip enabled (chip on)
32 *
33 * RESETN - chip reset
34 * 0 = reset disabled (chip reset off)
35 * 1 = reset enabled (chip reset on)
36 *
37 * RXEN - RX enable
38 * 0 = RX disabled (chip idle)
39 * 1 = RX enabled (chip tuned)
40 */
41
42 #define TUA9001_CMD_CEN 0
43 #define TUA9001_CMD_RESETN 1
44 #define TUA9001_CMD_RXEN 2
45
46 #endif