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/*
* Realtek RTL2832 DVB-T demodulator driver
*
* Copyright (C) 2012 Thomas Mair <thomas.mair86@gmail.com>
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef RTL2832_H
#define RTL2832_H
#include <linux/dvb/frontend.h>
struct rtl2832_config {
/*
* Demodulator I2C address.
*/
u8 i2c_addr;
/*
* Xtal frequency.
* Hz
* 4000000, 16000000, 25000000, 28800000
*/
u32 xtal;
/*
* IFs for all used modes.
* Hz
* 4570000, 4571429, 36000000, 36125000, 36166667, 44000000
*/
u32 if_dvbt;
/*
* tuner
* XXX: This must be keep sync with dvb_usb_rtl28xxu demod driver.
*/
#define RTL2832_TUNER_TUA9001 0x24
#define RTL2832_TUNER_FC0012 0x26
#define RTL2832_TUNER_E4000 0x27
#define RTL2832_TUNER_FC0013 0x29
u8 tuner;
};
#if defined(CONFIG_DVB_RTL2832) || \
(defined(CONFIG_DVB_RTL2832_MODULE) && defined(MODULE))
extern struct dvb_frontend *rtl2832_attach(
const struct rtl2832_config *cfg,
struct i2c_adapter *i2c
);
#else
static inline struct dvb_frontend *rtl2832_attach(
const struct rtl2832_config *config,
struct i2c_adapter *i2c
)
{
pr_warn("%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* RTL2832_H */
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