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52 lines
1.3 KiB
52 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Driver for Microtune MT2060 "Single chip dual conversion broadband tuner" |
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* |
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* Copyright (c) 2006 Olivier DANET <[email protected]> |
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*/ |
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#ifndef MT2060_H |
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#define MT2060_H |
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struct dvb_frontend; |
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struct i2c_adapter; |
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/* |
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* I2C address |
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* 0x60, ... |
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*/ |
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/** |
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* struct mt2060_platform_data - Platform data for the mt2060 driver |
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* @clock_out: Clock output setting. 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1. |
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* @if1: First IF used [MHz]. 0 defaults to 1220. |
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* @i2c_write_max: Maximum number of bytes I2C adapter can write at once. |
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* 0 defaults to maximum. |
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* @dvb_frontend: DVB frontend. |
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*/ |
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struct mt2060_platform_data { |
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u8 clock_out; |
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u16 if1; |
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unsigned int i2c_write_max:5; |
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struct dvb_frontend *dvb_frontend; |
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}; |
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/* configuration struct for mt2060_attach() */ |
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struct mt2060_config { |
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u8 i2c_address; |
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u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */ |
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}; |
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#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060) |
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extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1); |
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#else |
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static inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1) |
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{ |
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
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return NULL; |
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} |
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#endif // CONFIG_MEDIA_TUNER_MT2060 |
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#endif
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