1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun Mantis VP-1034 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 #include <asm/io.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include <media/dmxdev.h>
15*4882a593Smuzhiyun #include <media/dvbdev.h>
16*4882a593Smuzhiyun #include <media/dvb_demux.h>
17*4882a593Smuzhiyun #include <media/dvb_frontend.h>
18*4882a593Smuzhiyun #include <media/dvb_net.h>
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun #include "mb86a16.h"
21*4882a593Smuzhiyun #include "mantis_common.h"
22*4882a593Smuzhiyun #include "mantis_ioc.h"
23*4882a593Smuzhiyun #include "mantis_dvb.h"
24*4882a593Smuzhiyun #include "mantis_vp1034.h"
25*4882a593Smuzhiyun #include "mantis_reg.h"
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun static const struct mb86a16_config vp1034_mb86a16_config = {
28*4882a593Smuzhiyun .demod_address = 0x08,
29*4882a593Smuzhiyun .set_voltage = vp1034_set_voltage,
30*4882a593Smuzhiyun };
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun #define MANTIS_MODEL_NAME "VP-1034"
33*4882a593Smuzhiyun #define MANTIS_DEV_TYPE "DVB-S/DSS"
34*4882a593Smuzhiyun
vp1034_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)35*4882a593Smuzhiyun int vp1034_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
36*4882a593Smuzhiyun {
37*4882a593Smuzhiyun struct mantis_pci *mantis = fe->dvb->priv;
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun switch (voltage) {
40*4882a593Smuzhiyun case SEC_VOLTAGE_13:
41*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Polarization=[13V]");
42*4882a593Smuzhiyun mantis_gpio_set_bits(mantis, 13, 1);
43*4882a593Smuzhiyun mantis_gpio_set_bits(mantis, 14, 0);
44*4882a593Smuzhiyun break;
45*4882a593Smuzhiyun case SEC_VOLTAGE_18:
46*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Polarization=[18V]");
47*4882a593Smuzhiyun mantis_gpio_set_bits(mantis, 13, 1);
48*4882a593Smuzhiyun mantis_gpio_set_bits(mantis, 14, 1);
49*4882a593Smuzhiyun break;
50*4882a593Smuzhiyun case SEC_VOLTAGE_OFF:
51*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN");
52*4882a593Smuzhiyun break;
53*4882a593Smuzhiyun default:
54*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage);
55*4882a593Smuzhiyun return -EINVAL;
56*4882a593Smuzhiyun }
57*4882a593Smuzhiyun mmwrite(0x00, MANTIS_GPIF_DOUT);
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun return 0;
60*4882a593Smuzhiyun }
61*4882a593Smuzhiyun
vp1034_frontend_init(struct mantis_pci * mantis,struct dvb_frontend * fe)62*4882a593Smuzhiyun static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
63*4882a593Smuzhiyun {
64*4882a593Smuzhiyun struct i2c_adapter *adapter = &mantis->adapter;
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun int err = 0;
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun err = mantis_frontend_power(mantis, POWER_ON);
69*4882a593Smuzhiyun if (err == 0) {
70*4882a593Smuzhiyun mantis_frontend_soft_reset(mantis);
71*4882a593Smuzhiyun msleep(250);
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
74*4882a593Smuzhiyun fe = dvb_attach(mb86a16_attach, &vp1034_mb86a16_config, adapter);
75*4882a593Smuzhiyun if (fe) {
76*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1,
77*4882a593Smuzhiyun "found MB86A16 DVB-S/DSS frontend @0x%02x",
78*4882a593Smuzhiyun vp1034_mb86a16_config.demod_address);
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun } else {
81*4882a593Smuzhiyun return -1;
82*4882a593Smuzhiyun }
83*4882a593Smuzhiyun } else {
84*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
85*4882a593Smuzhiyun adapter->name,
86*4882a593Smuzhiyun err);
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun return -EIO;
89*4882a593Smuzhiyun }
90*4882a593Smuzhiyun mantis->fe = fe;
91*4882a593Smuzhiyun dprintk(MANTIS_ERROR, 1, "Done!");
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun return 0;
94*4882a593Smuzhiyun }
95*4882a593Smuzhiyun
96*4882a593Smuzhiyun struct mantis_hwconfig vp1034_config = {
97*4882a593Smuzhiyun .model_name = MANTIS_MODEL_NAME,
98*4882a593Smuzhiyun .dev_type = MANTIS_DEV_TYPE,
99*4882a593Smuzhiyun .ts_size = MANTIS_TS_204,
100*4882a593Smuzhiyun
101*4882a593Smuzhiyun .baud_rate = MANTIS_BAUD_9600,
102*4882a593Smuzhiyun .parity = MANTIS_PARITY_NONE,
103*4882a593Smuzhiyun .bytes = 0,
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun .frontend_init = vp1034_frontend_init,
106*4882a593Smuzhiyun .power = GPIF_A12,
107*4882a593Smuzhiyun .reset = GPIF_A13,
108*4882a593Smuzhiyun };
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