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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 | ||
28 | enum lg_chip_type { | |
29 | LG2160 = 0, | |
30 | LG2161 = 1, | |
31 | }; | |
32 | ||
33 | #define LG2161_1019 LG2161 | |
34 | #define LG2161_1040 LG2161 | |
35 | ||
36 | enum 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 | |
43 | enum 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 | ||
52 | struct 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 */ | |
71867976 | 59 | unsigned int deny_i2c_rptr:1; |
e26f2ae4 MK |
60 | |
61 | /* spectral inversion - 0:disabled 1:enabled */ | |
71867976 | 62 | unsigned int spectral_inversion:1; |
e26f2ae4 MK |
63 | |
64 | unsigned int output_if; | |
65 | enum lg2160_spi_clock spi_clock; | |
66 | enum lg_chip_type lg_chip; | |
67 | }; | |
68 | ||
9b174527 | 69 | #if IS_REACHABLE(CONFIG_DVB_LG2160) |
e26f2ae4 MK |
70 | extern |
71 | struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, | |
72 | struct i2c_adapter *i2c_adap); | |
73 | #else | |
74 | static inline | |
75 | struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, | |
76 | struct i2c_adapter *i2c_adap) | |
77 | { | |
78 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
79 | return NULL; | |
80 | } | |
81 | #endif /* CONFIG_DVB_LG2160 */ | |
82 | ||
83 | #endif /* _LG2160_H_ */ |