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