diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/media/tuners/mt2060.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/media/tuners/mt2060.h b/drivers/media/tuners/mt2060.h new file mode 100644 index 000000000..c4647a3d9 --- /dev/null +++ b/drivers/media/tuners/mt2060.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Driver for Microtune MT2060 "Single chip dual conversion broadband tuner" + * + * Copyright (c) 2006 Olivier DANET <odanet@caramail.com> + */ + +#ifndef MT2060_H +#define MT2060_H + +struct dvb_frontend; +struct i2c_adapter; + +/* + * I2C address + * 0x60, ... + */ + +/** + * struct mt2060_platform_data - Platform data for the mt2060 driver + * @clock_out: Clock output setting. 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1. + * @if1: First IF used [MHz]. 0 defaults to 1220. + * @i2c_write_max: Maximum number of bytes I2C adapter can write at once. + * 0 defaults to maximum. + * @dvb_frontend: DVB frontend. + */ + +struct mt2060_platform_data { + u8 clock_out; + u16 if1; + unsigned int i2c_write_max:5; + struct dvb_frontend *dvb_frontend; +}; + + +/* configuration struct for mt2060_attach() */ +struct mt2060_config { + u8 i2c_address; + u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */ +}; + +#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2060) +extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1); +#else +static inline struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CONFIG_MEDIA_TUNER_MT2060 + +#endif |