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git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - drivers/media/dvb-frontends/lgs8gxx.h
2 * Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator
3 * LGS8913, LGS8GL5, LGS8G75
4 * experimental support LGS8G42, LGS8G52
6 * Copyright (C) 2007-2009 David T.L. Wong <davidtlwong@gmail.com>
7 * Copyright (C) 2008 Sirius International (Hong Kong) Limited
8 * Timothy Lee <timothy.lee@siriushk.com> (for initial work on LGS8GL5)
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #include <linux/kconfig.h>
30 #include <linux/dvb/frontend.h>
31 #include <linux/i2c.h>
33 #define LGS8GXX_PROD_LGS8913 0
34 #define LGS8GXX_PROD_LGS8GL5 1
35 #define LGS8GXX_PROD_LGS8G42 3
36 #define LGS8GXX_PROD_LGS8G52 4
37 #define LGS8GXX_PROD_LGS8G54 5
38 #define LGS8GXX_PROD_LGS8G75 6
40 struct lgs8gxx_config
{
45 /* the demodulator's i2c address */
48 /* parallel or serial transport stream */
51 /* transport stream polarity*/
54 /* transport stream clock gated by ts_valid */
57 /* A/D Clock frequency */
58 u32 if_clk_freq
; /* in kHz */
61 u32 if_freq
; /* in kHz */
66 /*External ADC output two's complement*/
69 /*Sample IF data at falling edge of IF_CLK*/
72 /*IF use Negative center frequency*/
75 /*8G75 internal ADC input range selection*/
76 /*0: 0.8Vpp, 1: 1.0Vpp, 2: 1.6Vpp, 3: 2.0Vpp*/
79 /* slave address and configuration of the tuner */
83 #if IS_ENABLED(CONFIG_DVB_LGS8GXX)
84 extern struct dvb_frontend
*lgs8gxx_attach(const struct lgs8gxx_config
*config
,
85 struct i2c_adapter
*i2c
);
88 struct dvb_frontend
*lgs8gxx_attach(const struct lgs8gxx_config
*config
,
89 struct i2c_adapter
*i2c
) {
90 printk(KERN_WARNING
"%s: driver disabled by Kconfig\n", __func__
);
93 #endif /* CONFIG_DVB_LGS8GXX */
95 #endif /* __LGS8GXX_H__ */