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* HDIC HD29L2 DMB-TH demodulator driver
* Copyright (C) 2011 Metropolia University of Applied Sciences, Electria R&D
* Author: Antti Palosaari <>
* 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
* 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 HD29L2_H
#define HD29L2_H
#include <linux/dvb/frontend.h>
struct hd29l2_config {
* demodulator I2C address
u8 i2c_addr;
* tuner I2C address
* only needed when tuner is behind demod I2C-gate
u8 tuner_i2c_addr;
* TS settings
#define HD29L2_TS_SERIAL 0x00
#define HD29L2_TS_PARALLEL 0x80
#define HD29L2_TS_CLK_NORMAL 0x40
#define HD29L2_TS_CLK_INVERTED 0x00
#define HD29L2_TS_CLK_GATED 0x20
#define HD29L2_TS_CLK_FREE 0x00
u8 ts_mode;
#if defined(CONFIG_DVB_HD29L2) || \
(defined(CONFIG_DVB_HD29L2_MODULE) && defined(MODULE))
extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config,
struct i2c_adapter *i2c);
static inline struct dvb_frontend *hd29l2_attach(
const struct hd29l2_config *config, struct i2c_adapter *i2c)
pr_warn("%s: driver disabled by Kconfig\n", __func__);
return NULL;
#endif /* HD29L2_H */