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Mac Michaelsd8667cb2005-07-07 17:58:29 -07001/*
Michael Krufky1963c902005-08-08 09:22:43 -07002 * Support for LGDT3302 and LGDT3303 - VSB/QAM
Mac Michaelsd8667cb2005-07-07 17:58:29 -07003 *
4 * Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net>
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 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 *
20 */
21
Michael Krufky6ddcc912005-07-27 11:46:00 -070022#ifndef LGDT330X_H
23#define LGDT330X_H
Mac Michaelsd8667cb2005-07-07 17:58:29 -070024
25#include <linux/dvb/frontend.h>
26
Michael Krufky1963c902005-08-08 09:22:43 -070027typedef enum lg_chip_t {
28 UNDEFINED,
29 LGDT3302,
30 LGDT3303
31}lg_chip_type;
32
Michael Krufky6ddcc912005-07-27 11:46:00 -070033struct lgdt330x_config
Mac Michaelsd8667cb2005-07-07 17:58:29 -070034{
35 /* The demodulator's i2c address */
36 u8 demod_address;
Michael Krufkyb6aef072005-07-27 11:45:54 -070037
Michael Krufky1963c902005-08-08 09:22:43 -070038 /* LG demodulator chip LGDT3302 or LGDT3303 */
39 lg_chip_type demod_chip;
40
41 /* MPEG hardware interface - 0:parallel 1:serial */
42 int serial_mpeg;
43
Michael Krufkyb6aef072005-07-27 11:45:54 -070044 /* PLL interface */
Michael Krufky0ccef6d2005-07-27 11:45:55 -070045 int (*pll_rf_set) (struct dvb_frontend* fe, int index);
Mac Michaelsd8667cb2005-07-07 17:58:29 -070046
47 /* Need to set device param for start_dma */
48 int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
Michael Krufkyc0b11b92005-11-08 21:35:32 -080049
50 /* Flip the polarity of the mpeg data transfer clock using alternate init data
51 * This option applies ONLY to LGDT3303 - 0:disabled (default) 1:enabled */
52 int clock_polarity_flip;
Mac Michaelsd8667cb2005-07-07 17:58:29 -070053};
54
Trent Piephoc5dec9f2006-10-14 15:44:44 -030055#if defined(CONFIG_DVB_LGDT330X) || (defined(CONFIG_DVB_LGDT330X_MODULE) && defined(MODULE))
Michael Krufky6ddcc912005-07-27 11:46:00 -070056extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
Mac Michaelsd8667cb2005-07-07 17:58:29 -070057 struct i2c_adapter* i2c);
Andrew de Quincey102a3422006-08-08 09:10:08 -030058#else
59static inline struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
60 struct i2c_adapter* i2c)
61{
Harvey Harrison271ddbf2008-04-08 23:20:00 -030062 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
Andrew de Quincey102a3422006-08-08 09:10:08 -030063 return NULL;
64}
65#endif // CONFIG_DVB_LGDT330X
Mac Michaelsd8667cb2005-07-07 17:58:29 -070066
Michael Krufky6ddcc912005-07-27 11:46:00 -070067#endif /* LGDT330X_H */
Mac Michaelsd8667cb2005-07-07 17:58:29 -070068
69/*
70 * Local variables:
71 * c-basic-offset: 8
72 * End:
73 */