1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Driver for Silicon Labs SI2165 DVB-C/-T Demodulator 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2013-2017 Matthias Schwarzott <zzam@gentoo.org> 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * References: 8*4882a593Smuzhiyun * http://www.silabs.com/Support%20Documents/TechnicalDocs/Si2165-short.pdf 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef _DVB_SI2165_H 12*4882a593Smuzhiyun #define _DVB_SI2165_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include <linux/dvb/frontend.h> 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun enum { 17*4882a593Smuzhiyun SI2165_MODE_OFF = 0x00, 18*4882a593Smuzhiyun SI2165_MODE_PLL_EXT = 0x20, 19*4882a593Smuzhiyun SI2165_MODE_PLL_XTAL = 0x21 20*4882a593Smuzhiyun }; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun /* I2C addresses 23*4882a593Smuzhiyun * possible values: 0x64,0x65,0x66,0x67 24*4882a593Smuzhiyun */ 25*4882a593Smuzhiyun struct si2165_platform_data { 26*4882a593Smuzhiyun /* 27*4882a593Smuzhiyun * frontend 28*4882a593Smuzhiyun * returned by driver 29*4882a593Smuzhiyun */ 30*4882a593Smuzhiyun struct dvb_frontend **fe; 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun /* external clock or XTAL */ 33*4882a593Smuzhiyun u8 chip_mode; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun /* frequency of external clock or xtal in Hz 36*4882a593Smuzhiyun * possible values: 4000000, 16000000, 20000000, 240000000, 27000000 37*4882a593Smuzhiyun */ 38*4882a593Smuzhiyun u32 ref_freq_hz; 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun /* invert the spectrum */ 41*4882a593Smuzhiyun bool inversion; 42*4882a593Smuzhiyun }; 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun #endif /* _DVB_SI2165_H */ 45