xref: /linux/drivers/media/pci/mantis/mantis_vp3030.c (revision fcc8487d477a3452a1d0ccbdd4c5e0e1e3cb8bed)
1 /*
2 	Mantis VP-3030 driver
3 
4 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
5 
6 	This program is free software; you can redistribute it and/or modify
7 	it under the terms of the GNU General Public License as published by
8 	the Free Software Foundation; either version 2 of the License, or
9 	(at your option) any later version.
10 
11 	This program is distributed in the hope that it will be useful,
12 	but WITHOUT ANY WARRANTY; without even the implied warranty of
13 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 	GNU General Public License for more details.
15 
16 	You should have received a copy of the GNU General Public License
17 	along with this program; if not, write to the Free Software
18 	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20 
21 #include <linux/signal.h>
22 #include <linux/sched.h>
23 #include <linux/interrupt.h>
24 
25 #include "dmxdev.h"
26 #include "dvbdev.h"
27 #include "dvb_demux.h"
28 #include "dvb_frontend.h"
29 #include "dvb_net.h"
30 
31 #include "zl10353.h"
32 #include "tda665x.h"
33 #include "mantis_common.h"
34 #include "mantis_ioc.h"
35 #include "mantis_dvb.h"
36 #include "mantis_vp3030.h"
37 
38 static struct zl10353_config mantis_vp3030_config = {
39 	.demod_address		= 0x0f,
40 };
41 
42 static struct tda665x_config env57h12d5_config = {
43 	.name			= "ENV57H12D5 (ET-50DT)",
44 	.addr			= 0x60,
45 	.frequency_min		=  47000000,
46 	.frequency_max		= 862000000,
47 	.frequency_offst	=   3616667,
48 	.ref_multiplier		= 6, /* 1/6 MHz */
49 	.ref_divider		= 100000, /* 1/6 MHz */
50 };
51 
52 #define MANTIS_MODEL_NAME	"VP-3030"
53 #define MANTIS_DEV_TYPE		"DVB-T"
54 
55 
56 static int vp3030_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
57 {
58 	struct i2c_adapter *adapter	= &mantis->adapter;
59 	struct mantis_hwconfig *config	= mantis->hwconfig;
60 	int err = 0;
61 
62 	mantis_gpio_set_bits(mantis, config->reset, 0);
63 	msleep(100);
64 	err = mantis_frontend_power(mantis, POWER_ON);
65 	msleep(100);
66 	mantis_gpio_set_bits(mantis, config->reset, 1);
67 
68 	if (err == 0) {
69 		msleep(250);
70 		dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
71 		fe = dvb_attach(zl10353_attach, &mantis_vp3030_config, adapter);
72 
73 		if (!fe)
74 			return -1;
75 
76 		dvb_attach(tda665x_attach, fe, &env57h12d5_config, adapter);
77 	} else {
78 		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
79 			adapter->name,
80 			err);
81 
82 		return -EIO;
83 
84 	}
85 	mantis->fe = fe;
86 	dprintk(MANTIS_ERROR, 1, "Done!");
87 
88 	return 0;
89 }
90 
91 struct mantis_hwconfig vp3030_config = {
92 	.model_name	= MANTIS_MODEL_NAME,
93 	.dev_type	= MANTIS_DEV_TYPE,
94 	.ts_size	= MANTIS_TS_188,
95 
96 	.baud_rate	= MANTIS_BAUD_9600,
97 	.parity		= MANTIS_PARITY_NONE,
98 	.bytes		= 0,
99 
100 	.frontend_init	= vp3030_frontend_init,
101 	.power		= GPIF_A12,
102 	.reset		= GPIF_A13,
103 
104 	.i2c_mode	= MANTIS_BYTE_MODE
105 };
106