1// SPDX-License-Identifier: GPL-2.0-only
2/* DVB USB framework compliant Linux driver for the HanfTek UMT-010 USB2.0
3 * DVB-T receiver.
4 *
5 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
6 *
7 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
8 */
9#include "dibusb.h"
10
11#include "mt352.h"
12
13DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
14
15static int umt_mt352_demod_init(struct dvb_frontend *fe)
16{
17 static u8 mt352_clock_config[] = { 0x89, 0xb8, 0x2d };
18 static u8 mt352_reset[] = { 0x50, 0x80 };
19 static u8 mt352_mclk_ratio[] = { 0x8b, 0x00 };
20 static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 };
21 static u8 mt352_agc_cfg[] = { 0x67, 0x10, 0xa0 };
22
23 static u8 mt352_sec_agc_cfg1[] = { 0x6a, 0xff };
24 static u8 mt352_sec_agc_cfg2[] = { 0x6d, 0xff };
25 static u8 mt352_sec_agc_cfg3[] = { 0x70, 0x40 };
26 static u8 mt352_sec_agc_cfg4[] = { 0x7b, 0x03 };
27 static u8 mt352_sec_agc_cfg5[] = { 0x7d, 0x0f };
28
29 static u8 mt352_acq_ctl[] = { 0x53, 0x50 };
30 static u8 mt352_input_freq_1[] = { 0x56, 0x31, 0x06 };
31
32 mt352_write(fe, buf: mt352_clock_config, len: sizeof(mt352_clock_config));
33 udelay(2000);
34 mt352_write(fe, buf: mt352_reset, len: sizeof(mt352_reset));
35 mt352_write(fe, buf: mt352_mclk_ratio, len: sizeof(mt352_mclk_ratio));
36
37 mt352_write(fe, buf: mt352_adc_ctl_1_cfg, len: sizeof(mt352_adc_ctl_1_cfg));
38 mt352_write(fe, buf: mt352_agc_cfg, len: sizeof(mt352_agc_cfg));
39
40 mt352_write(fe, buf: mt352_sec_agc_cfg1, len: sizeof(mt352_sec_agc_cfg1));
41 mt352_write(fe, buf: mt352_sec_agc_cfg2, len: sizeof(mt352_sec_agc_cfg2));
42 mt352_write(fe, buf: mt352_sec_agc_cfg3, len: sizeof(mt352_sec_agc_cfg3));
43 mt352_write(fe, buf: mt352_sec_agc_cfg4, len: sizeof(mt352_sec_agc_cfg4));
44 mt352_write(fe, buf: mt352_sec_agc_cfg5, len: sizeof(mt352_sec_agc_cfg5));
45
46 mt352_write(fe, buf: mt352_acq_ctl, len: sizeof(mt352_acq_ctl));
47 mt352_write(fe, buf: mt352_input_freq_1, len: sizeof(mt352_input_freq_1));
48
49 return 0;
50}
51
52static int umt_mt352_frontend_attach(struct dvb_usb_adapter *adap)
53{
54 struct mt352_config umt_config;
55
56 memset(&umt_config,0,sizeof(struct mt352_config));
57 umt_config.demod_init = umt_mt352_demod_init;
58 umt_config.demod_address = 0xf;
59
60 adap->fe_adap[0].fe = dvb_attach(mt352_attach, &umt_config, &adap->dev->i2c_adap);
61
62 return 0;
63}
64
65static int umt_tuner_attach (struct dvb_usb_adapter *adap)
66{
67 dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x61, NULL, DVB_PLL_TUA6034);
68 return 0;
69}
70
71/* USB Driver stuff */
72static struct dvb_usb_device_properties umt_properties;
73
74static int umt_probe(struct usb_interface *intf,
75 const struct usb_device_id *id)
76{
77 if (0 == dvb_usb_device_init(intf, &umt_properties,
78 THIS_MODULE, NULL, adapter_nums: adapter_nr))
79 return 0;
80 return -EINVAL;
81}
82
83/* do not change the order of the ID table */
84enum {
85 HANFTEK_UMT_010_COLD,
86 HANFTEK_UMT_010_WARM,
87};
88
89static struct usb_device_id umt_table[] = {
90 DVB_USB_DEV(HANFTEK, HANFTEK_UMT_010_COLD),
91 DVB_USB_DEV(HANFTEK, HANFTEK_UMT_010_WARM),
92 { }
93};
94
95MODULE_DEVICE_TABLE (usb, umt_table);
96
97static struct dvb_usb_device_properties umt_properties = {
98 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
99
100 .usb_ctrl = CYPRESS_FX2,
101 .firmware = "dvb-usb-umt-010-02.fw",
102
103 .num_adapters = 1,
104 .adapter = {
105 {
106 .num_frontends = 1,
107 .fe = {{
108 .streaming_ctrl = dibusb2_0_streaming_ctrl,
109 .frontend_attach = umt_mt352_frontend_attach,
110 .tuner_attach = umt_tuner_attach,
111
112 /* parameter for the MPEG2-data transfer */
113 .stream = {
114 .type = USB_BULK,
115 .count = MAX_NO_URBS_FOR_DATA_STREAM,
116 .endpoint = 0x06,
117 .u = {
118 .bulk = {
119 .buffersize = 512,
120 }
121 }
122 },
123 }},
124 .size_of_priv = sizeof(struct dibusb_state),
125 }
126 },
127 .power_ctrl = dibusb_power_ctrl,
128
129 .i2c_algo = &dibusb_i2c_algo,
130
131 .generic_bulk_ctrl_endpoint = 0x01,
132
133 .num_device_descs = 1,
134 .devices = {
135 { "Hanftek UMT-010 DVB-T USB2.0",
136 { &umt_table[HANFTEK_UMT_010_COLD], NULL },
137 { &umt_table[HANFTEK_UMT_010_WARM], NULL },
138 },
139 }
140};
141
142static struct usb_driver umt_driver = {
143 .name = "dvb_usb_umt_010",
144 .probe = umt_probe,
145 .disconnect = dvb_usb_device_exit,
146 .id_table = umt_table,
147};
148
149module_usb_driver(umt_driver);
150
151MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
152MODULE_DESCRIPTION("Driver for HanfTek UMT 010 USB2.0 DVB-T device");
153MODULE_VERSION("1.0");
154MODULE_LICENSE("GPL");
155

source code of linux/drivers/media/usb/dvb-usb/umt-010.c