tegrakernel/kernel/kernel-4.9/drivers/media/pci/mantis/mantis_vp3030.c

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2022-02-16 09:13:02 -06:00
/*
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
};