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kernel/linux-rt-4.4.41/drivers/media/pci/mantis/mantis_vp3030.c 2.6 KB
5113f6f70   김현기   kernel add
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  /*
  	Mantis VP-3030 driver
  
  	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
  
  	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., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
  
  #include <linux/signal.h>
  #include <linux/sched.h>
  #include <linux/interrupt.h>
  
  #include "dmxdev.h"
  #include "dvbdev.h"
  #include "dvb_demux.h"
  #include "dvb_frontend.h"
  #include "dvb_net.h"
  
  #include "zl10353.h"
  #include "tda665x.h"
  #include "mantis_common.h"
  #include "mantis_ioc.h"
  #include "mantis_dvb.h"
  #include "mantis_vp3030.h"
  
  static struct zl10353_config mantis_vp3030_config = {
  	.demod_address		= 0x0f,
  };
  
  static struct tda665x_config env57h12d5_config = {
  	.name			= "ENV57H12D5 (ET-50DT)",
  	.addr			= 0x60,
  	.frequency_min		=  47000000,
  	.frequency_max		= 862000000,
  	.frequency_offst	=   3616667,
  	.ref_multiplier		= 6, /* 1/6 MHz */
  	.ref_divider		= 100000, /* 1/6 MHz */
  };
  
  #define MANTIS_MODEL_NAME	"VP-3030"
  #define MANTIS_DEV_TYPE		"DVB-T"
  
  
  static int vp3030_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
  {
  	struct i2c_adapter *adapter	= &mantis->adapter;
  	struct mantis_hwconfig *config	= mantis->hwconfig;
  	int err = 0;
  
  	mantis_gpio_set_bits(mantis, config->reset, 0);
  	msleep(100);
  	err = mantis_frontend_power(mantis, POWER_ON);
  	msleep(100);
  	mantis_gpio_set_bits(mantis, config->reset, 1);
  
  	if (err == 0) {
  		msleep(250);
  		dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
  		fe = dvb_attach(zl10353_attach, &mantis_vp3030_config, adapter);
  
  		if (!fe)
  			return -1;
  
  		dvb_attach(tda665x_attach, fe, &env57h12d5_config, adapter);
  	} else {
  		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
  			adapter->name,
  			err);
  
  		return -EIO;
  
  	}
  	mantis->fe = fe;
  	dprintk(MANTIS_ERROR, 1, "Done!");
  
  	return 0;
  }
  
  struct mantis_hwconfig vp3030_config = {
  	.model_name	= MANTIS_MODEL_NAME,
  	.dev_type	= MANTIS_DEV_TYPE,
  	.ts_size	= MANTIS_TS_188,
  
  	.baud_rate	= MANTIS_BAUD_9600,
  	.parity		= MANTIS_PARITY_NONE,
  	.bytes		= 0,
  
  	.frontend_init	= vp3030_frontend_init,
  	.power		= GPIF_A12,
  	.reset		= GPIF_A13,
  
  	.i2c_mode	= MANTIS_BYTE_MODE
  };