94 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Driver for Quantek QT1010 silicon tuner4 *5 * Copyright (C) 2006 Antti Palosaari <crope@iki.fi>6 * Aapo Tahkola <aet@rasterburn.org>7 */8 9#ifndef QT1010_PRIV_H10#define QT1010_PRIV_H11 12/*13reg def meaning14=== === =======1500 00 ?1601 a0 ? operation start/stop; start=80, stop=001702 00 ?1803 19 ?1904 00 ?2005 00 ? maybe band selection2106 00 ?2207 2b set frequency: 32 MHz scale, n*32 MHz2308 0b ?2409 10 ? changes every 8/24 MHz; values 1d/1c250a 08 set frequency: 4 MHz scale, n*4 MHz260b 41 ? changes every 2/2 MHz; values 45/45270c e1 ?280d 94 ?290e b6 ?300f 2c ?3110 10 ?3211 f1 ? maybe device specified adjustment3312 11 ? maybe device specified adjustment3413 3f ?3514 1f ?3615 3f ?3716 ff ?3817 ff ?3918 f7 ?4019 80 ?411a d0 set frequency: 125 kHz scale, n*125 kHz421b 00 ?431c 89 ?441d 00 ?451e 00 ? looks like operation register; write cmd here, read result from 1f-26461f 20 ? chip initialization4720 e0 ? chip initialization4821 20 ?4922 d0 ?5023 d0 ?5124 d0 ?5225 40 ? chip initialization5326 08 ?5427 29 ?5528 55 ?5629 39 ?572a 13 ?582b 01 ?592c ea ?602d 00 ?612e 00 ? not used?622f 00 ? not used?63*/64 65#define QT1010_STEP (125 * kHz) /*66 * used by Windows drivers,67 * hw could be more precise but we don't68 * know how to use69 */70#define QT1010_MIN_FREQ (48 * MHz)71#define QT1010_MAX_FREQ (860 * MHz)72#define QT1010_OFFSET (1246 * MHz)73 74#define QT1010_WR 075#define QT1010_RD 176#define QT1010_M1 377 78typedef struct {79 u8 oper, reg, val;80} qt1010_i2c_oper_t;81 82struct qt1010_priv {83 struct qt1010_config *cfg;84 struct i2c_adapter *i2c;85 86 u8 reg1f_init_val;87 u8 reg20_init_val;88 u8 reg25_init_val;89 90 u32 frequency;91};92 93#endif94