8c1a23312b
The controller consist of two independent parts. Every part is similar to LNBP21, but has configurable i2c address. It is used in NetUP Dual DVB-S2 CI card. http://linuxtv.org/wiki/index.php/NetUP_Dual_DVB_S2_CI Signed-off-by: Igor M. Liplianin <liplianin@netup.ru> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
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* lnbp21.h - driver for lnb supply and control ic lnbp21
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*
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* Copyright (C) 2006 Oliver Endriss
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*
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*
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* the project's page is at http://www.linuxtv.org
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*/
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#ifndef _LNBP21_H
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#define _LNBP21_H
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/* system register bits */
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/* [RO] 0=OK; 1=over current limit flag */
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#define LNBP21_OLF 0x01
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/* [RO] 0=OK; 1=over temperature flag (150 C) */
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#define LNBP21_OTF 0x02
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/* [RW] 0=disable LNB power, enable loopthrough
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1=enable LNB power, disable loopthrough */
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#define LNBP21_EN 0x04
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/* [RW] 0=low voltage (13/14V, vert pol)
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1=high voltage (18/19V,horiz pol) */
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#define LNBP21_VSEL 0x08
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/* [RW] increase LNB voltage by 1V:
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0=13/18V; 1=14/19V */
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#define LNBP21_LLC 0x10
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/* [RW] 0=tone controlled by DSQIN pin
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1=tone enable, disable DSQIN */
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#define LNBP21_TEN 0x20
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/* [RW] current limit select:
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0:Iout=500-650mA Isc=300mA
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1:Iout=400-550mA Isc=200mA */
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#define LNBP21_ISEL 0x40
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/* [RW] short-circuit protect:
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0=pulsed (dynamic) curr limiting
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1=static curr limiting */
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#define LNBP21_PCL 0x80
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#include <linux/dvb/frontend.h>
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#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) \
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&& defined(MODULE))
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/* override_set and override_clear control which
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system register bits (above) to always set & clear */
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extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c, u8 override_set,
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u8 override_clear);
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#else
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static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c, u8 override_set,
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u8 override_clear)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif
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#endif
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