From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/media/dvb-frontends/hd29l2.h | 66 ++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 drivers/media/dvb-frontends/hd29l2.h (limited to 'drivers/media/dvb-frontends/hd29l2.h') diff --git a/drivers/media/dvb-frontends/hd29l2.h b/drivers/media/dvb-frontends/hd29l2.h new file mode 100644 index 000000000..48e9ab74c --- /dev/null +++ b/drivers/media/dvb-frontends/hd29l2.h @@ -0,0 +1,66 @@ +/* + * 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 + * 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 HD29L2_H +#define HD29L2_H + +#include +#include + +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 IS_REACHABLE(CONFIG_DVB_HD29L2) +extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config, + struct i2c_adapter *i2c); +#else +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 + +#endif /* HD29L2_H */ -- cgit v1.2.3-54-g00ecf