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/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Driver for Quantek QT1010 silicon tuner * * Copyright (C) 2006 Antti Palosaari <crope@iki.fi> * Aapo Tahkola <aet@rasterburn.org> */ #ifndef QT1010_PRIV_H #define QT1010_PRIV_H /* reg def meaning === === ======= 00 00 ? 01 a0 ? operation start/stop; start=80, stop=00 02 00 ? 03 19 ? 04 00 ? 05 00 ? maybe band selection 06 00 ? 07 2b set frequency: 32 MHz scale, n*32 MHz 08 0b ? 09 10 ? changes every 8/24 MHz; values 1d/1c 0a 08 set frequency: 4 MHz scale, n*4 MHz 0b 41 ? changes every 2/2 MHz; values 45/45 0c e1 ? 0d 94 ? 0e b6 ? 0f 2c ? 10 10 ? 11 f1 ? maybe device specified adjustment 12 11 ? maybe device specified adjustment 13 3f ? 14 1f ? 15 3f ? 16 ff ? 17 ff ? 18 f7 ? 19 80 ? 1a d0 set frequency: 125 kHz scale, n*125 kHz 1b 00 ? 1c 89 ? 1d 00 ? 1e 00 ? looks like operation register; write cmd here, read result from 1f-26 1f 20 ? chip initialization 20 e0 ? chip initialization 21 20 ? 22 d0 ? 23 d0 ? 24 d0 ? 25 40 ? chip initialization 26 08 ? 27 29 ? 28 55 ? 29 39 ? 2a 13 ? 2b 01 ? 2c ea ? 2d 00 ? 2e 00 ? not used? 2f 00 ? not used? */ #define QT1010_STEP (125 * kHz) /* * used by Windows drivers, * hw could be more precise but we don't * know how to use */ #define QT1010_MIN_FREQ (48 * MHz) #define QT1010_MAX_FREQ (860 * MHz) #define QT1010_OFFSET (1246 * MHz) #define QT1010_WR 0 #define QT1010_RD 1 #define QT1010_M1 3 typedef struct { u8 oper, reg, val; } qt1010_i2c_oper_t; struct qt1010_priv { struct qt1010_config *cfg; struct i2c_adapter *i2c; u8 reg1f_init_val; u8 reg20_init_val; u8 reg25_init_val; u32 frequency; }; #endif |