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* Driver for Quantek QT1010 silicon tuner
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* Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
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* Aapo Tahkola <aet@rasterburn.org>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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01 a0 ? operation start/stop; start=80, stop=00
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05 00 ? maybe band selection
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07 2b set frequency: 32 MHz scale, n*32 MHz
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09 10 ? changes every 8/24 MHz; values 1d/1c
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0a 08 set frequency: 4 MHz scale, n*4 MHz
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0b 41 ? changes every 2/2 MHz; values 45/45
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11 f1 ? maybe device specified adjustment
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12 11 ? maybe device specified adjustment
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1a d0 set frequency: 125 kHz scale, n*125 kHz
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1e 00 ? looks like operation register; write cmd here, read result from 1f-26
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1f 20 ? chip initialization
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20 e0 ? chip initialization
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25 40 ? chip initialization
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#define QT1010_STEP 125000 /* 125 kHz used by Windows drivers,
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hw could be more precise but we don't
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#define QT1010_MIN_FREQ 48000000 /* 48 MHz */
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#define QT1010_MAX_FREQ 860000000 /* 860 MHz */
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#define QT1010_OFFSET 1246000000 /* 1246 MHz */
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struct qt1010_config *cfg;
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struct i2c_adapter *i2c;