drivers/media/dvb/dvb-usb/umt-010.c

   1 /* DVB USB framework compliant Linux driver for the HanfTek UMT-010 USB2.0
   2  * DVB-T receiver.
   3  *
   4  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
   5  *
   6  *      This program is free software; you can redistribute it and/or modify it
   7  *      under the terms of the GNU General Public License as published by the Free
   8  *      Software Foundation, version 2.
   9  *
  10  * see Documentation/dvb/README.dvb-usb for more information
  11  */
  12 #include "dibusb.h"
  13
  14 #include "mt352.h"
  15
  16 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  17
  18 static int umt_mt352_demod_init(struct dvb_frontend *fe)
  19 {
  20         static u8 mt352_clock_config[] = { 0x89, 0xb8, 0x2d };
  21         static u8 mt352_reset[] = { 0x50, 0x80 };
  22         static u8 mt352_mclk_ratio[] = { 0x8b, 0x00 };
  23         static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 };
  24         static u8 mt352_agc_cfg[] = { 0x67, 0x10, 0xa0 };
  25
  26         static u8 mt352_sec_agc_cfg1[] = { 0x6a, 0xff };
  27         static u8 mt352_sec_agc_cfg2[] = { 0x6d, 0xff };
  28         static u8 mt352_sec_agc_cfg3[] = { 0x70, 0x40 };
  29         static u8 mt352_sec_agc_cfg4[] = { 0x7b, 0x03 };
  30         static u8 mt352_sec_agc_cfg5[] = { 0x7d, 0x0f };
  31
  32         static u8 mt352_acq_ctl[] = { 0x53, 0x50 };
  33         static u8 mt352_input_freq_1[] = { 0x56, 0x31, 0x06 };
  34
  35         mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
  36         udelay(2000);
  37         mt352_write(fe, mt352_reset, sizeof(mt352_reset));
  38         mt352_write(fe, mt352_mclk_ratio, sizeof(mt352_mclk_ratio));
  39
  40         mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
  41         mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
  42
  43         mt352_write(fe, mt352_sec_agc_cfg1, sizeof(mt352_sec_agc_cfg1));
  44         mt352_write(fe, mt352_sec_agc_cfg2, sizeof(mt352_sec_agc_cfg2));
  45         mt352_write(fe, mt352_sec_agc_cfg3, sizeof(mt352_sec_agc_cfg3));
  46         mt352_write(fe, mt352_sec_agc_cfg4, sizeof(mt352_sec_agc_cfg4));
  47         mt352_write(fe, mt352_sec_agc_cfg5, sizeof(mt352_sec_agc_cfg5));
  48
  49         mt352_write(fe, mt352_acq_ctl, sizeof(mt352_acq_ctl));
  50         mt352_write(fe, mt352_input_freq_1, sizeof(mt352_input_freq_1));
  51
  52         return 0;
  53 }
  54
  55 static int umt_mt352_frontend_attach(struct dvb_usb_adapter *adap)
  56 {
  57         struct mt352_config umt_config;
  58
  59         memset(&umt_config,0,sizeof(struct mt352_config));
  60         umt_config.demod_init = umt_mt352_demod_init;
  61         umt_config.demod_address = 0xf;
  62
  63         adap->fe = dvb_attach(mt352_attach, &umt_config, &adap->dev->i2c_adap);
  64
  65         return 0;
  66 }
  67
  68 static int umt_tuner_attach (struct dvb_usb_adapter *adap)
  69 {
  70         dvb_attach(dvb_pll_attach, adap->fe, 0x61, NULL, DVB_PLL_TUA6034);
  71         return 0;
  72 }
  73
  74 /* USB Driver stuff */
  75 static struct dvb_usb_device_properties umt_properties;
  76
  77 static int umt_probe(struct usb_interface *intf,
  78                 const struct usb_device_id *id)
  79 {
  80         if (0 == dvb_usb_device_init(intf, &umt_properties,
  81                                      THIS_MODULE, NULL, adapter_nr))
  82                 return 0;
  83         return -EINVAL;
  84 }
  85
  86 /* do not change the order of the ID table */
  87 static struct usb_device_id umt_table [] = {
  88 /* 00 */        { USB_DEVICE(USB_VID_HANFTEK, USB_PID_HANFTEK_UMT_010_COLD) },
  89 /* 01 */        { USB_DEVICE(USB_VID_HANFTEK, USB_PID_HANFTEK_UMT_010_WARM) },
  90                         { }             /* Terminating entry */
  91 };
  92 MODULE_DEVICE_TABLE (usb, umt_table);
  93
  94 static struct dvb_usb_device_properties umt_properties = {
  95         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
  96
  97         .usb_ctrl = CYPRESS_FX2,
  98         .firmware = "dvb-usb-umt-010-02.fw",
  99
 100         .num_adapters = 1,
 101         .adapter = {
 102                 {
 103                         .streaming_ctrl   = dibusb2_0_streaming_ctrl,
 104                         .frontend_attach  = umt_mt352_frontend_attach,
 105                         .tuner_attach     = umt_tuner_attach,
 106
 107                         /* parameter for the MPEG2-data transfer */
 108                         .stream = {
 109                                 .type = USB_BULK,
 110                                 .count = 20,
 111                                 .endpoint = 0x06,
 112                                 .u = {
 113                                         .bulk = {
 114                                                 .buffersize = 512,
 115                                         }
 116                                 }
 117                         },
 118
 119                         .size_of_priv     = sizeof(struct dibusb_state),
 120                 }
 121         },
 122         .power_ctrl       = dibusb_power_ctrl,
 123
 124         .i2c_algo         = &dibusb_i2c_algo,
 125
 126         .generic_bulk_ctrl_endpoint = 0x01,
 127
 128         .num_device_descs = 1,
 129         .devices = {
 130                 {       "Hanftek UMT-010 DVB-T USB2.0",
 131                         { &umt_table[0], NULL },
 132                         { &umt_table[1], NULL },
 133                 },
 134         }
 135 };
 136
 137 static struct usb_driver umt_driver = {
 138         .name           = "dvb_usb_umt_010",
 139         .probe          = umt_probe,
 140         .disconnect = dvb_usb_device_exit,
 141         .id_table       = umt_table,
 142 };
 143
 144 /* module stuff */
 145 static int __init umt_module_init(void)
 146 {
 147         int result;
 148         if ((result = usb_register(&umt_driver))) {
 149                 err("usb_register failed. Error number %d",result);
 150                 return result;
 151         }
 152
 153         return 0;
 154 }
 155
 156 static void __exit umt_module_exit(void)
 157 {
 158         /* deregister this driver from the USB subsystem */
 159         usb_deregister(&umt_driver);
 160 }
 161
 162 module_init (umt_module_init);
 163 module_exit (umt_module_exit);
 164
 165 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
 166 MODULE_DESCRIPTION("Driver for HanfTek UMT 010 USB2.0 DVB-T device");
 167 MODULE_VERSION("1.0");
 168 MODULE_LICENSE("GPL");