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-rw-r--r--drivers/media/dvb-frontends/lg2160.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/lg2160.h b/drivers/media/dvb-frontends/lg2160.h
new file mode 100644
index 000000000000..9e2c0f41199a
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+++ b/drivers/media/dvb-frontends/lg2160.h
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1/*
2 * Support for LG2160 - ATSC/MH
3 *
4 * Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>
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
22#ifndef _LG2160_H_
23#define _LG2160_H_
24
25#include <linux/i2c.h>
26#include "dvb_frontend.h"
27
28enum lg_chip_type {
29 LG2160 = 0,
30 LG2161 = 1,
31};
32
33#define LG2161_1019 LG2161
34#define LG2161_1040 LG2161
35
36enum lg2160_spi_clock {
37 LG2160_SPI_3_125_MHZ = 0,
38 LG2160_SPI_6_25_MHZ = 1,
39 LG2160_SPI_12_5_MHZ = 2,
40};
41
42#if 0
43enum lg2161_oif {
44 LG2161_OIF_EBI2_SLA = 1,
45 LG2161_OIF_SDIO_SLA = 2,
46 LG2161_OIF_SPI_SLA = 3,
47 LG2161_OIF_SPI_MAS = 4,
48 LG2161_OIF_SERIAL_TS = 7,
49};
50#endif
51
52struct lg2160_config {
53 u8 i2c_addr;
54
55 /* user defined IF frequency in KHz */
56 u16 if_khz;
57
58 /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
59 int deny_i2c_rptr:1;
60
61 /* spectral inversion - 0:disabled 1:enabled */
62 int spectral_inversion:1;
63
64 unsigned int output_if;
65 enum lg2160_spi_clock spi_clock;
66 enum lg_chip_type lg_chip;
67};
68
69#if defined(CONFIG_DVB_LG2160) || (defined(CONFIG_DVB_LG2160_MODULE) && \
70 defined(MODULE))
71extern
72struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
73 struct i2c_adapter *i2c_adap);
74#else
75static inline
76struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
77 struct i2c_adapter *i2c_adap)
78{
79 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
80 return NULL;
81}
82#endif /* CONFIG_DVB_LG2160 */
83
84#endif /* _LG2160_H_ */