linux-sg2042/drivers/media/dvb-frontends/si2165.h

55 lines
1.3 KiB
C

/*
* Driver for Silicon Labs SI2165 DVB-C/-T Demodulator
*
* Copyright (C) 2013-2017 Matthias Schwarzott <zzam@gentoo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* References:
* http://www.silabs.com/Support%20Documents/TechnicalDocs/Si2165-short.pdf
*
*/
#ifndef _DVB_SI2165_H
#define _DVB_SI2165_H
#include <linux/dvb/frontend.h>
enum {
SI2165_MODE_OFF = 0x00,
SI2165_MODE_PLL_EXT = 0x20,
SI2165_MODE_PLL_XTAL = 0x21
};
/* I2C addresses
* possible values: 0x64,0x65,0x66,0x67
*/
struct si2165_platform_data {
/*
* frontend
* returned by driver
*/
struct dvb_frontend **fe;
/* external clock or XTAL */
u8 chip_mode;
/* frequency of external clock or xtal in Hz
* possible values: 4000000, 16000000, 20000000, 240000000, 27000000
*/
u32 ref_freq_hz;
/* invert the spectrum */
bool inversion;
};
#endif /* _DVB_SI2165_H */