2 * Driver for Quantek QT1010 silicon tuner
4 * Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
5 * Aapo Tahkola <aet@rasterburn.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 01 a0 ? operation start/stop; start=80, stop=00
33 05 00 ? maybe band selection
35 07 2b set frequency: 32 MHz scale, n*32 MHz
37 09 10 ? changes every 8/24 MHz; values 1d/1c
38 0a 08 set frequency: 4 MHz scale, n*4 MHz
39 0b 41 ? changes every 2/2 MHz; values 45/45
45 11 f1 ? maybe device specified adjustment
46 12 11 ? maybe device specified adjustment
54 1a d0 set frequency: 125 kHz scale, n*125 kHz
58 1e 00 ? looks like operation register; write cmd here, read result from 1f-26
59 1f 20 ? chip initialization
60 20 e0 ? chip initialization
65 25 40 ? chip initialization
78 #define QT1010_STEP 125000 /* 125 kHz used by Windows drivers,
79 hw could be more precise but we don't
81 #define QT1010_MIN_FREQ 48000000 /* 48 MHz */
82 #define QT1010_MAX_FREQ 860000000 /* 860 MHz */
83 #define QT1010_OFFSET 1246000000 /* 1246 MHz */
94 struct qt1010_config *cfg;
95 struct i2c_adapter *i2c;