Commit 5c1b2051 authored by Steven Toth's avatar Steven Toth Committed by Mauro Carvalho Chehab
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V4L/DVB (7870): mxl5005s: Basic digital support. 



ATSC and QAM should be working but basic testing is required.

Signed-off-by: default avatarSteven Toth <stoth@hauppauge.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 7f5c3aff

drivers/media/common/tuners/mxl5005s.c

+343 −273

File changed.

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drivers/media/common/tuners/mxl5005s.h

+46 −99
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/*

    MaxLinear MXL5005S VSB/QAM/DVBT tuner driver



    Copyright (C) 2008 MaxLinear

    Copyright (C) 2008 Steven Toth <stoth@hauppauge.com>

 * For the Realtek RTL chip RTL2831U

 * Realtek Release Date: 2008-03-14, ver 080314

 * Realtek version RTL2831 Linux driver version 080314

 * ver 080314

 *

 * for linux kernel version 2.6.21.4 - 2.6.22-14

 * support MXL5005s and MT2060 tuners (support tuner auto-detecting)

 * support two IR types -- RC5 and NEC

 *

 * Known boards with Realtek RTL chip RTL2821U

 *    Freecom USB stick 14aa:0160 (version 4)

 *    Conceptronic CTVDIGRCU

 *

 * Copyright (c) 2008 Realtek

 * Copyright (c) 2008 Jan Hoogenraad, Barnaby Shearer, Andy Hasper

 * This code is placed under the terms of the GNU General Public License

 *

 * Released by Realtek under GPLv2.

 * Thanks to Realtek for a lot of support we received !

 *

 *  Revision: 080314 - original version

 */



    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.

#ifndef __MXL5005S_H

#define __MXL5005S_H



    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.

#include <linux/dvb/frontend.h>



*/

/* IF frequency */

enum IF_FREQ_HZ

{

	IF_FREQ_4570000HZ  =  4570000,                  ///<   IF frequency =   4.57 MHz

	IF_FREQ_4571429HZ  =  4571429,                  ///<   IF frequency =  4.571 MHz

	IF_FREQ_5380000HZ  =  5380000,                  ///<   IF frequency =   5.38 MHz

	IF_FREQ_36000000HZ = 36000000,                  ///<   IF frequency = 36.000 MHz

	IF_FREQ_36125000HZ = 36125000,                  ///<   IF frequency = 36.125 MHz

	IF_FREQ_36166667HZ = 36166667,                  ///<   IF frequency = 36.167 MHz

	IF_FREQ_44000000HZ = 44000000,                  ///<   IF frequency = 44.000 MHz

};



#ifndef __MXL5005S_H

#define __MXL5005S_H

/* Crystal frequency */

enum CRYSTAL_FREQ_HZ

{

	CRYSTAL_FREQ_4000000HZ  =  4000000,                     ///<   Crystal frequency =  4.0 MHz

	CRYSTAL_FREQ_16000000HZ = 16000000,                     ///<   Crystal frequency = 16.0 MHz

	CRYSTAL_FREQ_25000000HZ = 25000000,                     ///<   Crystal frequency = 25.0 MHz

	CRYSTAL_FREQ_28800000HZ = 28800000,                     ///<   Crystal frequency = 28.8 MHz

};



struct mxl5005s_config

{

	/* 7 bit i2c address */

	u8 i2c_address;



#define IF_FREQ_4570000HZ    4570000

#define IF_FREQ_4571429HZ    4571429

#define IF_FREQ_5380000HZ    5380000

#define IF_FREQ_36000000HZ  36000000

#define IF_FREQ_36125000HZ  36125000

#define IF_FREQ_36166667HZ  36166667

#define IF_FREQ_44000000HZ  44000000

	u32 if_freq;



#define CRYSTAL_FREQ_4000000HZ    4000000

#define CRYSTAL_FREQ_16000000HZ  16000000

#define CRYSTAL_FREQ_25000000HZ  25000000

#define CRYSTAL_FREQ_28800000HZ  28800000

	u32 xtal_freq;



#define MXL_DUAL_AGC   0

#define MXL_SINGLE_AGC 1

	u8 agc_mode;



#define MXL_TF_DEFAULT	0

#define MXL_TF_OFF	1

#define MXL_TF_C	2

#define MXL_TF_C_H	3

#define MXL_TF_D	4

#define MXL_TF_D_L	5

#define MXL_TF_E	6

#define MXL_TF_F	7

#define MXL_TF_E_2	8

#define MXL_TF_E_NA	9

#define MXL_TF_G	10

	u8 tracking_filter;



#define MXL_RSSI_DISABLE	0

#define MXL_RSSI_ENABLE		1

	u8 rssi_enable;



#define MXL_CAP_SEL_DISABLE	0

#define MXL_CAP_SEL_ENABLE	1

	u8 cap_select;



#define MXL_DIV_OUT_1	0

#define MXL_DIV_OUT_4	1

	u8 div_out;



#define MXL_CLOCK_OUT_DISABLE	0

#define MXL_CLOCK_OUT_ENABLE	1

	u8 clock_out;



#define MXL5005S_IF_OUTPUT_LOAD_200_OHM 200

#define MXL5005S_IF_OUTPUT_LOAD_300_OHM 300

	u32 output_load;



#define MXL5005S_TOP_5P5   55

#define MXL5005S_TOP_7P2   72

#define MXL5005S_TOP_9P2   92

#define MXL5005S_TOP_11P0 110

#define MXL5005S_TOP_12P9 129

#define MXL5005S_TOP_14P7 147

#define MXL5005S_TOP_16P8 168

#define MXL5005S_TOP_19P4 194

#define MXL5005S_TOP_21P2 212

#define MXL5005S_TOP_23P2 232

#define MXL5005S_TOP_25P2 252

#define MXL5005S_TOP_27P1 271

#define MXL5005S_TOP_29P2 292

#define MXL5005S_TOP_31P7 317

#define MXL5005S_TOP_34P9 349

	u32 top;



#define MXL_ANALOG_MODE  0

#define MXL_DIGITAL_MODE 1

	u8 mod_mode;



#define MXL_ZERO_IF 0

#define MXL_LOW_IF  1

	u8 if_mode;



	/* Stuff I don't know what to do with */

	u8 AgcMasterByte;

};



#if defined(CONFIG_DVB_TUNER_MXL5005S) || \

	(defined(CONFIG_DVB_TUNER_MXL5005S_MODULE) && defined(MODULE))

#if defined(CONFIG_MEDIA_TUNER_MXL5005S) || (defined(CONFIG_MEDIA_TUNER_MXL5005S_MODULE) && defined(MODULE))

extern struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,

					    struct i2c_adapter *i2c,

					    struct mxl5005s_config *config)

					    struct mxl5005s_config *config);

#else

static inline struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,

					    struct i2c_adapter *i2c,