1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 Hopper VP-3028 driver
4
5 Copyright (C) Manu Abraham (abraham.manu@gmail.com)
6
7*/
8
9#include <linux/signal.h>
10#include <linux/sched.h>
11#include <linux/interrupt.h>
12
13#include <media/dmxdev.h>
14#include <media/dvbdev.h>
15#include <media/dvb_demux.h>
16#include <media/dvb_frontend.h>
17#include <media/dvb_net.h>
18
19#include "zl10353.h"
20#include "mantis_common.h"
21#include "mantis_ioc.h"
22#include "mantis_dvb.h"
23#include "hopper_vp3028.h"
24
25static struct zl10353_config hopper_vp3028_config = {
26 .demod_address = 0x0f,
27};
28
29#define MANTIS_MODEL_NAME "VP-3028"
30#define MANTIS_DEV_TYPE "DVB-T"
31
32static int vp3028_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
33{
34 struct i2c_adapter *adapter = &mantis->adapter;
35 struct mantis_hwconfig *config = mantis->hwconfig;
36 int err;
37
38 mantis_gpio_set_bits(mantis, bitpos: config->reset, value: 0);
39 msleep(msecs: 100);
40 err = mantis_frontend_power(mantis, power: POWER_ON);
41 msleep(msecs: 100);
42 mantis_gpio_set_bits(mantis, bitpos: config->reset, value: 1);
43
44 err = mantis_frontend_power(mantis, power: POWER_ON);
45 if (err == 0) {
46 msleep(msecs: 250);
47 dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
48 fe = dvb_attach(zl10353_attach, &hopper_vp3028_config, adapter);
49
50 if (!fe)
51 return -1;
52 } else {
53 dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
54 adapter->name,
55 err);
56
57 return -EIO;
58 }
59 dprintk(MANTIS_ERROR, 1, "Done!");
60
61 return 0;
62}
63
64struct mantis_hwconfig vp3028_config = {
65 .model_name = MANTIS_MODEL_NAME,
66 .dev_type = MANTIS_DEV_TYPE,
67 .ts_size = MANTIS_TS_188,
68
69 .baud_rate = MANTIS_BAUD_9600,
70 .parity = MANTIS_PARITY_NONE,
71 .bytes = 0,
72
73 .frontend_init = vp3028_frontend_init,
74 .power = GPIF_A00,
75 .reset = GPIF_A03,
76};
77

source code of linux/drivers/media/pci/mantis/hopper_vp3028.c