blob: c8e1d54ff26283b0b9a475f1fa2a5006d34922a4 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001 /*
2 Driver for Philips tda1004xh OFDM Frontend
3
4 (c) 2004 Andrew de Quincey
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20
21 */
22
23#ifndef TDA1004X_H
24#define TDA1004X_H
25
26#include <linux/dvb/frontend.h>
27#include <linux/firmware.h>
28
29struct tda1004x_config
30{
31 /* the demodulator's i2c address */
32 u8 demod_address;
33
34 /* does the "inversion" need inverted? */
Johannes Stezenbachdd102c72005-05-16 21:54:35 -070035 u8 invert;
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
37 /* Does the OCLK signal need inverted? */
Johannes Stezenbachdd102c72005-05-16 21:54:35 -070038 u8 invert_oclk;
Linus Torvalds1da177e2005-04-16 15:20:36 -070039
Johannes Stezenbach1dfb8002005-05-16 21:54:35 -070040 /* value of N_I2C of the CONF_PLL3 register */
41 u8 n_i2c;
42
Linus Torvalds1da177e2005-04-16 15:20:36 -070043 /* PLL maintenance */
44 int (*pll_init)(struct dvb_frontend* fe);
45 int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
46
47 /* request firmware for device */
48 int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
49};
50
51extern struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config,
52 struct i2c_adapter* i2c);
53
54extern struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config,
55 struct i2c_adapter* i2c);
56
57extern int tda1004x_write_byte(struct dvb_frontend* fe, int reg, int data);
58
59#endif // TDA1004X_H