xref: /OK3568_Linux_fs/kernel/drivers/media/pci/mantis/hopper_vp3028.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun 	Hopper VP-3028 driver
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/signal.h>
10*4882a593Smuzhiyun #include <linux/sched.h>
11*4882a593Smuzhiyun #include <linux/interrupt.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <media/dmxdev.h>
14*4882a593Smuzhiyun #include <media/dvbdev.h>
15*4882a593Smuzhiyun #include <media/dvb_demux.h>
16*4882a593Smuzhiyun #include <media/dvb_frontend.h>
17*4882a593Smuzhiyun #include <media/dvb_net.h>
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #include "zl10353.h"
20*4882a593Smuzhiyun #include "mantis_common.h"
21*4882a593Smuzhiyun #include "mantis_ioc.h"
22*4882a593Smuzhiyun #include "mantis_dvb.h"
23*4882a593Smuzhiyun #include "hopper_vp3028.h"
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun static struct zl10353_config hopper_vp3028_config = {
26*4882a593Smuzhiyun 	.demod_address	= 0x0f,
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #define MANTIS_MODEL_NAME	"VP-3028"
30*4882a593Smuzhiyun #define MANTIS_DEV_TYPE		"DVB-T"
31*4882a593Smuzhiyun 
vp3028_frontend_init(struct mantis_pci * mantis,struct dvb_frontend * fe)32*4882a593Smuzhiyun static int vp3028_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
33*4882a593Smuzhiyun {
34*4882a593Smuzhiyun 	struct i2c_adapter *adapter	= &mantis->adapter;
35*4882a593Smuzhiyun 	struct mantis_hwconfig *config	= mantis->hwconfig;
36*4882a593Smuzhiyun 	int err = 0;
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 	mantis_gpio_set_bits(mantis, config->reset, 0);
39*4882a593Smuzhiyun 	msleep(100);
40*4882a593Smuzhiyun 	err = mantis_frontend_power(mantis, POWER_ON);
41*4882a593Smuzhiyun 	msleep(100);
42*4882a593Smuzhiyun 	mantis_gpio_set_bits(mantis, config->reset, 1);
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun 	err = mantis_frontend_power(mantis, POWER_ON);
45*4882a593Smuzhiyun 	if (err == 0) {
46*4882a593Smuzhiyun 		msleep(250);
47*4882a593Smuzhiyun 		dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
48*4882a593Smuzhiyun 		fe = dvb_attach(zl10353_attach, &hopper_vp3028_config, adapter);
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 		if (!fe)
51*4882a593Smuzhiyun 			return -1;
52*4882a593Smuzhiyun 	} else {
53*4882a593Smuzhiyun 		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
54*4882a593Smuzhiyun 			adapter->name,
55*4882a593Smuzhiyun 			err);
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun 		return -EIO;
58*4882a593Smuzhiyun 	}
59*4882a593Smuzhiyun 	dprintk(MANTIS_ERROR, 1, "Done!");
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun 	return 0;
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun struct mantis_hwconfig vp3028_config = {
65*4882a593Smuzhiyun 	.model_name	= MANTIS_MODEL_NAME,
66*4882a593Smuzhiyun 	.dev_type	= MANTIS_DEV_TYPE,
67*4882a593Smuzhiyun 	.ts_size	= MANTIS_TS_188,
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun 	.baud_rate	= MANTIS_BAUD_9600,
70*4882a593Smuzhiyun 	.parity		= MANTIS_PARITY_NONE,
71*4882a593Smuzhiyun 	.bytes		= 0,
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun 	.frontend_init	= vp3028_frontend_init,
74*4882a593Smuzhiyun 	.power		= GPIF_A00,
75*4882a593Smuzhiyun 	.reset		= GPIF_A03,
76*4882a593Smuzhiyun };
77