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/*
* isl6405.h - driver for dual lnb supply and control ic ISL6405
*
* Copyright (C) 2008 Hartmut Hackmann
* Copyright (C) 2006 Oliver Endriss
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
*
*
* the project's page is at http://www.linuxtv.org
*/
#ifndef _ISL6405_H
#define _ISL6405_H
#include <linux/dvb/frontend.h>
/* system register bits */
/* this bit selects register (control) 1 or 2
note that the bit maps are different */
#define ISL6405_SR 0x80
/* SR = 0 */
#define ISL6405_OLF1 0x01
#define ISL6405_EN1 0x02
#define ISL6405_VSEL1 0x04
#define ISL6405_LLC1 0x08
#define ISL6405_ENT1 0x10
#define ISL6405_ISEL1 0x20
#define ISL6405_DCL 0x40
/* SR = 1 */
#define ISL6405_OLF2 0x01
#define ISL6405_OTF 0x02
#define ISL6405_EN2 0x04
#define ISL6405_VSEL2 0x08
#define ISL6405_LLC2 0x10
#define ISL6405_ENT2 0x20
#define ISL6405_ISEL2 0x40
#if IS_ENABLED(CONFIG_DVB_ISL6405)
/* override_set and override_clear control which system register bits (above)
* to always set & clear
*/
extern struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c,
u8 i2c_addr, u8 override_set, u8 override_clear);
#else
static inline struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c, u8 i2c_addr,
u8 override_set, u8 override_clear)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_ISL6405 */
#endif
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