1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 	Mantis VP-3030 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 "tda665x.h"
21 #include "mantis_common.h"
22 #include "mantis_ioc.h"
23 #include "mantis_dvb.h"
24 #include "mantis_vp3030.h"
25 
26 static struct zl10353_config mantis_vp3030_config = {
27 	.demod_address		= 0x0f,
28 };
29 
30 static struct tda665x_config env57h12d5_config = {
31 	.name			= "ENV57H12D5 (ET-50DT)",
32 	.addr			= 0x60,
33 	.frequency_min		=  47 * MHz,
34 	.frequency_max		= 862 * MHz,
35 	.frequency_offst	=   3616667,
36 	.ref_multiplier		= 6, /* 1/6 MHz */
37 	.ref_divider		= 100000, /* 1/6 MHz */
38 };
39 
40 #define MANTIS_MODEL_NAME	"VP-3030"
41 #define MANTIS_DEV_TYPE		"DVB-T"
42 
43 
vp3030_frontend_init(struct mantis_pci * mantis,struct dvb_frontend * fe)44 static int vp3030_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
45 {
46 	struct i2c_adapter *adapter	= &mantis->adapter;
47 	struct mantis_hwconfig *config	= mantis->hwconfig;
48 	int err = 0;
49 
50 	mantis_gpio_set_bits(mantis, config->reset, 0);
51 	msleep(100);
52 	err = mantis_frontend_power(mantis, POWER_ON);
53 	msleep(100);
54 	mantis_gpio_set_bits(mantis, config->reset, 1);
55 
56 	if (err == 0) {
57 		msleep(250);
58 		dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
59 		fe = dvb_attach(zl10353_attach, &mantis_vp3030_config, adapter);
60 
61 		if (!fe)
62 			return -1;
63 
64 		dvb_attach(tda665x_attach, fe, &env57h12d5_config, adapter);
65 	} else {
66 		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
67 			adapter->name,
68 			err);
69 
70 		return -EIO;
71 
72 	}
73 	mantis->fe = fe;
74 	dprintk(MANTIS_ERROR, 1, "Done!");
75 
76 	return 0;
77 }
78 
79 struct mantis_hwconfig vp3030_config = {
80 	.model_name	= MANTIS_MODEL_NAME,
81 	.dev_type	= MANTIS_DEV_TYPE,
82 	.ts_size	= MANTIS_TS_188,
83 
84 	.baud_rate	= MANTIS_BAUD_9600,
85 	.parity		= MANTIS_PARITY_NONE,
86 	.bytes		= 0,
87 
88 	.frontend_init	= vp3030_frontend_init,
89 	.power		= GPIF_A12,
90 	.reset		= GPIF_A13,
91 
92 	.i2c_mode	= MANTIS_BYTE_MODE
93 };
94