[mirror_ubuntu-artful-kernel.git] / drivers / media / dvb-frontends / cxd2820r.h

/*
 * Sony CXD2820R demodulator driver
 *
 * Copyright (C) 2010 Antti Palosaari <crope@iki.fi>
 *
 *    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.
 *
 *    You should have received a copy of the GNU General Public License along
 *    with this program; if not, write to the Free Software Foundation, Inc.,
 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */


#ifndef CXD2820R_H
#define CXD2820R_H

#include <linux/dvb/frontend.h>

#define CXD2820R_GPIO_D (0 << 0) /* disable */
#define CXD2820R_GPIO_E (1 << 0) /* enable */
#define CXD2820R_GPIO_O (0 << 1) /* output */
#define CXD2820R_GPIO_I (1 << 1) /* input */
#define CXD2820R_GPIO_L (0 << 2) /* output low */
#define CXD2820R_GPIO_H (1 << 2) /* output high */

#define CXD2820R_TS_SERIAL        0x08
#define CXD2820R_TS_SERIAL_MSB    0x28
#define CXD2820R_TS_PARALLEL      0x30
#define CXD2820R_TS_PARALLEL_MSB  0x70

struct cxd2820r_config {
	/* Demodulator I2C address.
	 * Driver determines DVB-C slave I2C address automatically from master
	 * address.
	 * Default: none, must set
	 * Values: 0x6c, 0x6d
	 */
	u8 i2c_address;

	/* TS output mode.
	 * Default: none, must set.
	 * Values:
	 */
	u8 ts_mode;

	/* TS clock inverted.
	 * Default: 0
	 * Values: 0, 1
	 */
	bool ts_clock_inv;

	/* IF AGC polarity.
	 * Default: 0
	 * Values: 0, 1
	 */
	bool if_agc_polarity;

	/* Spectrum inversion.
	 * Default: 0
	 * Values: 0, 1
	 */
	bool spec_inv;
};


#if IS_REACHABLE(CONFIG_DVB_CXD2820R)
extern struct dvb_frontend *cxd2820r_attach(
	const struct cxd2820r_config *config,
	struct i2c_adapter *i2c,
	int *gpio_chip_base
);
#else
static inline struct dvb_frontend *cxd2820r_attach(
	const struct cxd2820r_config *config,
	struct i2c_adapter *i2c,
	int *gpio_chip_base
)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}

#endif

#endif /* CXD2820R_H */
Commit	Line	Data
27cfc85e AP	1	/*
	2	* Sony CXD2820R demodulator driver
	3	*
	4	* Copyright (C) 2010 Antti Palosaari <crope@iki.fi>
	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	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License along
	17	* with this program; if not, write to the Free Software Foundation, Inc.,
	18	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	19	*/
	20
	21
	22	#ifndef CXD2820R_H
	23	#define CXD2820R_H
	24
	25	#include <linux/dvb/frontend.h>
	26
	27	#define CXD2820R_GPIO_D (0 << 0) /* disable */
	28	#define CXD2820R_GPIO_E (1 << 0) /* enable */
	29	#define CXD2820R_GPIO_O (0 << 1) /* output */
	30	#define CXD2820R_GPIO_I (1 << 1) /* input */
	31	#define CXD2820R_GPIO_L (0 << 2) /* output low */
	32	#define CXD2820R_GPIO_H (1 << 2) /* output high */
	33
	34	#define CXD2820R_TS_SERIAL 0x08
	35	#define CXD2820R_TS_SERIAL_MSB 0x28
	36	#define CXD2820R_TS_PARALLEL 0x30
	37	#define CXD2820R_TS_PARALLEL_MSB 0x70
	38
	39	struct cxd2820r_config {
	40	/* Demodulator I2C address.
	41	* Driver determines DVB-C slave I2C address automatically from master
	42	* address.
	43	* Default: none, must set
	44	* Values: 0x6c, 0x6d
	45	*/
	46	u8 i2c_address;
	47
	48	/* TS output mode.
	49	* Default: none, must set.
	50	* Values:
	51	*/
	52	u8 ts_mode;
	53
4d1ab185 C	54	/* TS clock inverted.
	55	* Default: 0
	56	* Values: 0, 1
	57	*/
	58	bool ts_clock_inv;
	59
27cfc85e AP	60	/* IF AGC polarity.
	61	* Default: 0
	62	* Values: 0, 1
	63	*/
1d44ccb9	64	bool if_agc_polarity;
27cfc85e AP	65
	66	/* Spectrum inversion.
	67	* Default: 0
	68	* Values: 0, 1
	69	*/
1d44ccb9	70	bool spec_inv;
27cfc85e AP	71	};
	72
	73
9b174527	74	#if IS_REACHABLE(CONFIG_DVB_CXD2820R)
27cfc85e AP	75	extern struct dvb_frontend *cxd2820r_attach(
27cfc85e AP	76	const struct cxd2820r_config *config,
1e8f31f3 AP	77	struct i2c_adapter *i2c,
1e8f31f3 AP	78	int *gpio_chip_base
27cfc85e	79	);
27cfc85e AP	80	#else
	81	static inline struct dvb_frontend *cxd2820r_attach(
	82	const struct cxd2820r_config *config,
1e8f31f3 AP	83	struct i2c_adapter *i2c,
1e8f31f3 AP	84	int *gpio_chip_base
27cfc85e AP	85	)
	86	{
	87	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	88	return NULL;
	89	}
27cfc85e AP	90
	91	#endif
	92
	93	#endif /* CXD2820R_H */