diff options
Diffstat (limited to 'drivers/media/dvb-frontends/si2165.h')
| -rw-r--r-- | drivers/media/dvb-frontends/si2165.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/si2165.h b/drivers/media/dvb-frontends/si2165.h new file mode 100644 index 0000000000..adc5e18754 --- /dev/null +++ b/drivers/media/dvb-frontends/si2165.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Driver for Silicon Labs SI2165 DVB-C/-T Demodulator + * + * Copyright (C) 2013-2017 Matthias Schwarzott <zzam@gentoo.org> + * + * References: + * https://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 */ |