1dc2b3d17SDaniel Scheller /* SPDX-License-Identifier: GPL-2.0 */
2204b1434SDaniel Scheller /*
3204b1434SDaniel Scheller * Driver for the MaxLinear MxL5xx family of tuners/demods
4204b1434SDaniel Scheller *
5204b1434SDaniel Scheller * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de>
6204b1434SDaniel Scheller * Marcus Metzler <mocm@metzlerbros.de>
7204b1434SDaniel Scheller * developed for Digital Devices GmbH
8204b1434SDaniel Scheller *
9204b1434SDaniel Scheller * based on code:
10204b1434SDaniel Scheller * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved
11204b1434SDaniel Scheller * which was released under GPL V2
12204b1434SDaniel Scheller */
13204b1434SDaniel Scheller
143c4e0415SDaniel Scheller #ifndef _MXL5XX_H_
153c4e0415SDaniel Scheller #define _MXL5XX_H_
163c4e0415SDaniel Scheller
173c4e0415SDaniel Scheller #include <linux/types.h>
183c4e0415SDaniel Scheller #include <linux/i2c.h>
193c4e0415SDaniel Scheller
20fada1935SMauro Carvalho Chehab #include <media/dvb_frontend.h>
213c4e0415SDaniel Scheller
223c4e0415SDaniel Scheller struct mxl5xx_cfg {
233c4e0415SDaniel Scheller u8 adr;
243c4e0415SDaniel Scheller u8 type;
253c4e0415SDaniel Scheller u32 cap;
263c4e0415SDaniel Scheller u32 clk;
273c4e0415SDaniel Scheller u32 ts_clk;
283c4e0415SDaniel Scheller
293c4e0415SDaniel Scheller u8 *fw;
303c4e0415SDaniel Scheller u32 fw_len;
313c4e0415SDaniel Scheller
323c4e0415SDaniel Scheller int (*fw_read)(void *priv, u8 *buf, u32 len);
333c4e0415SDaniel Scheller void *fw_priv;
343c4e0415SDaniel Scheller };
353c4e0415SDaniel Scheller
363c4e0415SDaniel Scheller #if IS_REACHABLE(CONFIG_DVB_MXL5XX)
373c4e0415SDaniel Scheller
383c4e0415SDaniel Scheller extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,
393c4e0415SDaniel Scheller struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,
403c4e0415SDaniel Scheller int (**fn_set_input)(struct dvb_frontend *, int));
413c4e0415SDaniel Scheller
423c4e0415SDaniel Scheller #else
433c4e0415SDaniel Scheller
mxl5xx_attach(struct i2c_adapter * i2c,struct mxl5xx_cfg * cfg,u32 demod,u32 tuner,int (** fn_set_input)(struct dvb_frontend *,int))443c4e0415SDaniel Scheller static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,
453c4e0415SDaniel Scheller struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,
463c4e0415SDaniel Scheller int (**fn_set_input)(struct dvb_frontend *, int))
473c4e0415SDaniel Scheller {
483c4e0415SDaniel Scheller pr_warn("%s: driver disabled by Kconfig\n", __func__);
493c4e0415SDaniel Scheller return NULL;
503c4e0415SDaniel Scheller }
513c4e0415SDaniel Scheller
523c4e0415SDaniel Scheller #endif /* CONFIG_DVB_MXL5XX */
533c4e0415SDaniel Scheller
543c4e0415SDaniel Scheller #endif /* _MXL5XX_H_ */
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