57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
|
/*
|
||
|
|
* lnbp22.h - driver for lnb supply and control ic lnbp22
|
||
|
|
*
|
||
|
|
* Copyright (C) 2006 Dominik Kuhlen
|
||
|
|
* Based on lnbp21.h
|
||
|
|
*
|
||
|
|
* 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 https://linuxtv.org
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _LNBP22_H
|
||
|
|
#define _LNBP22_H
|
||
|
|
|
||
|
|
/* Enable */
|
||
|
|
#define LNBP22_EN 0x10
|
||
|
|
/* Voltage selection */
|
||
|
|
#define LNBP22_VSEL 0x02
|
||
|
|
/* Plus 1 Volt Bit */
|
||
|
|
#define LNBP22_LLC 0x01
|
||
|
|
|
||
|
|
#include <linux/dvb/frontend.h>
|
||
|
|
|
||
|
|
#if IS_REACHABLE(CONFIG_DVB_LNBP22)
|
||
|
|
/*
|
||
|
|
* override_set and override_clear control which system register bits (above)
|
||
|
|
* to always set & clear
|
||
|
|
*/
|
||
|
|
extern struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
|
||
|
|
struct i2c_adapter *i2c);
|
||
|
|
#else
|
||
|
|
static inline struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
|
||
|
|
struct i2c_adapter *i2c)
|
||
|
|
{
|
||
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
#endif /* CONFIG_DVB_LNBP22 */
|
||
|
|
|
||
|
|
#endif /* _LNBP22_H */
|