[mirror_ubuntu-artful-kernel.git] / drivers / media / dvb-frontends / zl10353.h

/*
 *  Driver for Zarlink DVB-T ZL10353 demodulator
 *
 *  Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *
 *  GNU General Public License for more details.
 */

#ifndef ZL10353_H
#define ZL10353_H

#include <linux/dvb/frontend.h>

struct zl10353_config
{
	/* demodulator's I2C address */
	u8 demod_address;

	/* frequencies in units of 0.1kHz */
	int adc_clock;	/* default: 450560 (45.056  MHz) */
	int if2;	/* default: 361667 (36.1667 MHz) */

	/* set if no pll is connected to the secondary i2c bus */
	int no_tuner;

	/* set if parallel ts output is required */
	int parallel_ts;

	/* set if i2c_gate_ctrl disable is required */
	u8 disable_i2c_gate_ctrl:1;

	/* clock control registers (0x51-0x54) */
	u8 clock_ctl_1;  /* default: 0x46 */
	u8 pll_0;        /* default: 0x15 */
};

#if IS_REACHABLE(CONFIG_DVB_ZL10353)
extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
					   struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
					   struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif /* CONFIG_DVB_ZL10353 */

#endif /* ZL10353_H */
Commit	Line	Data
780dfef3 CP	1	/*
	2	* Driver for Zarlink DVB-T ZL10353 demodulator
	3	*
794604c3	4	* Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
780dfef3 CP	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	*
	15	* GNU General Public License for more details.
780dfef3 CP	16	*/
	17
	18	#ifndef ZL10353_H
	19	#define ZL10353_H
	20
	21	#include <linux/dvb/frontend.h>
	22
	23	struct zl10353_config
	24	{
	25	/* demodulator's I2C address */
	26	u8 demod_address;
8dec0732	27
a1dcd9de CP	28	/* frequencies in units of 0.1kHz */
	29	int adc_clock; /* default: 450560 (45.056 MHz) */
	30	int if2; /* default: 361667 (36.1667 MHz) */
f7f57770	31
8dec0732 AQ	32	/* set if no pll is connected to the secondary i2c bus */
8dec0732 AQ	33	int no_tuner;
8fb95784 CP	34
	35	/* set if parallel ts output is required */
	36	int parallel_ts;
5f77af93 AP	37
	38	/* set if i2c_gate_ctrl disable is required */
	39	u8 disable_i2c_gate_ctrl:1;
378a2793 AP	40
	41	/* clock control registers (0x51-0x54) */
	42	u8 clock_ctl_1; /* default: 0x46 */
	43	u8 pll_0; /* default: 0x15 */
780dfef3 CP	44	};
780dfef3 CP	45
9b174527	46	#if IS_REACHABLE(CONFIG_DVB_ZL10353)
780dfef3 CP	47	extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
780dfef3 CP	48	struct i2c_adapter *i2c);
102a342b AQ	49	#else
	50	static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
	51	struct i2c_adapter *i2c)
	52	{
271ddbf7	53	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
102a342b AQ	54	return NULL;
102a342b AQ	55	}
a1dcd9de	56	#endif /* CONFIG_DVB_ZL10353 */
780dfef3	57
780dfef3	58	#endif /* ZL10353_H */