2 Samsung S5H1411 VSB/QAM demodulator driver
4 Copyright (C) 2008 Steven Toth <stoth@linuxtv.org>
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.
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.
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.
25 #include <linux/dvb/frontend.h>
27 #define S5H1411_I2C_TOP_ADDR (0x32 >> 1)
28 #define S5H1411_I2C_QAM_ADDR (0x34 >> 1)
30 struct s5h1411_config {
32 /* serial/parallel output */
33 #define S5H1411_PARALLEL_OUTPUT 0
34 #define S5H1411_SERIAL_OUTPUT 1
38 #define S5H1411_GPIO_OFF 0
39 #define S5H1411_GPIO_ON 1
42 /* MPEG signal timing */
43 #define S5H1411_MPEGTIMING_CONTINOUS_INVERTING_CLOCK 0
44 #define S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 1
45 #define S5H1411_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK 2
46 #define S5H1411_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK 3
49 /* IF Freq for QAM and VSB in KHz */
50 #define S5H1411_IF_3250 3250
51 #define S5H1411_IF_3500 3500
52 #define S5H1411_IF_4000 4000
53 #define S5H1411_IF_5380 5380
54 #define S5H1411_IF_44000 44000
55 #define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000
56 #define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000
60 /* Spectral Inversion */
61 #define S5H1411_INVERSION_OFF 0
62 #define S5H1411_INVERSION_ON 1
65 /* Return lock status based on tuner lock, or demod lock */
66 #define S5H1411_TUNERLOCKING 0
67 #define S5H1411_DEMODLOCKING 1
71 #if defined(CONFIG_DVB_S5H1411) || \
72 (defined(CONFIG_DVB_S5H1411_MODULE) && defined(MODULE))
73 extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config,
74 struct i2c_adapter *i2c);
76 static inline struct dvb_frontend *s5h1411_attach(
77 const struct s5h1411_config *config,
78 struct i2c_adapter *i2c)
80 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
83 #endif /* CONFIG_DVB_S5H1411 */
85 #endif /* __S5H1411_H__ */