linux/drivers/media/dvb/frontends/tda10048.h
Steven Toth 9e08199770 V4L/DVB (11854): TDA10048: Ensure the I/F changes during DVB-T 6/7/8 bandwidth changes.
TDA10048: Ensure the I/F changes during DVB-T 6/7/8 bandwidth changes.

Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16 18:21:13 -03:00

83 lines
2.2 KiB
C

/*
NXP TDA10048HN DVB OFDM demodulator driver
Copyright (C) 2009 Steven Toth <stoth@kernellabs.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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef TDA10048_H
#define TDA10048_H
#include <linux/dvb/frontend.h>
#include <linux/firmware.h>
struct tda10048_config {
/* the demodulator's i2c address */
u8 demod_address;
/* serial/parallel output */
#define TDA10048_PARALLEL_OUTPUT 0
#define TDA10048_SERIAL_OUTPUT 1
u8 output_mode;
#define TDA10048_BULKWRITE_200 200
#define TDA10048_BULKWRITE_50 50
u8 fwbulkwritelen;
/* Spectral Inversion */
#define TDA10048_INVERSION_OFF 0
#define TDA10048_INVERSION_ON 1
u8 inversion;
#define TDA10048_IF_3300 3300
#define TDA10048_IF_3500 3500
#define TDA10048_IF_3800 3800
#define TDA10048_IF_4000 4000
#define TDA10048_IF_4300 4300
#define TDA10048_IF_4500 4500
#define TDA10048_IF_4750 4750
#define TDA10048_IF_36130 36130
u16 dtv6_if_freq_khz;
u16 dtv7_if_freq_khz;
u16 dtv8_if_freq_khz;
#define TDA10048_CLK_4000 4000
#define TDA10048_CLK_16000 16000
u16 clk_freq_khz;
/* Disable I2C gate access */
u8 disable_gate_access;
};
#if defined(CONFIG_DVB_TDA10048) || \
(defined(CONFIG_DVB_TDA10048_MODULE) && defined(MODULE))
extern struct dvb_frontend *tda10048_attach(
const struct tda10048_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *tda10048_attach(
const struct tda10048_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_TDA10048 */
#endif /* TDA10048_H */