git.oblomov.eu Git - linux-2.6/blob - drivers/media/video/au0828/au0828-cards.c

   1 /*
   2  *  Driver for the Auvitek USB bridge
   3  *
   4  *  Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include "au0828.h"
  23 #include "au0828-cards.h"
  24 #include "au8522.h"
  25 #include "media/tuner.h"
  26 #include "media/v4l2-common.h"
  27
  28 void hvr950q_cs5340_audio(void *priv, int enable)
  29 {
  30         /* Because the HVR-950q shares an i2s bus between the cs5340 and the
  31            au8522, we need to hold cs5340 in reset when using the au8522 */
  32         struct au0828_dev *dev = priv;
  33         if (enable == 1)
  34                 au0828_set(dev, REG_000, 0x10);
  35         else
  36                 au0828_clear(dev, REG_000, 0x10);
  37 }
  38
  39 struct au0828_board au0828_boards[] = {
  40         [AU0828_BOARD_UNKNOWN] = {
  41                 .name   = "Unknown board",
  42                 .tuner_type = UNSET,
  43                 .tuner_addr = ADDR_UNSET,
  44         },
  45         [AU0828_BOARD_HAUPPAUGE_HVR850] = {
  46                 .name   = "Hauppauge HVR850",
  47                 .tuner_type = TUNER_XC5000,
  48                 .tuner_addr = 0x61,
  49                 .i2c_clk_divider = AU0828_I2C_CLK_30KHZ,
  50                 .input = {
  51                         {
  52                                 .type = AU0828_VMUX_TELEVISION,
  53                                 .vmux = AU8522_COMPOSITE_CH4_SIF,
  54                                 .amux = AU8522_AUDIO_SIF,
  55                         },
  56                         {
  57                                 .type = AU0828_VMUX_COMPOSITE,
  58                                 .vmux = AU8522_COMPOSITE_CH1,
  59                                 .amux = AU8522_AUDIO_NONE,
  60                                 .audio_setup = hvr950q_cs5340_audio,
  61                         },
  62                         {
  63                                 .type = AU0828_VMUX_SVIDEO,
  64                                 .vmux = AU8522_SVIDEO_CH13,
  65                                 .amux = AU8522_AUDIO_NONE,
  66                                 .audio_setup = hvr950q_cs5340_audio,
  67                         },
  68                 },
  69         },
  70         [AU0828_BOARD_HAUPPAUGE_HVR950Q] = {
  71                 .name   = "Hauppauge HVR950Q",
  72                 .tuner_type = TUNER_XC5000,
  73                 .tuner_addr = 0x61,
  74                 /* The au0828 hardware i2c implementation does not properly
  75                    support the xc5000's i2c clock stretching.  So we need to
  76                    lower the clock frequency enough where the 15us clock
  77                    stretch fits inside of a normal clock cycle, or else the
  78                    au0828 fails to set the STOP bit.  A 30 KHz clock puts the
  79                    clock pulse width at 18us */
  80                 .i2c_clk_divider = AU0828_I2C_CLK_30KHZ,
  81                 .input = {
  82                         {
  83                                 .type = AU0828_VMUX_TELEVISION,
  84                                 .vmux = AU8522_COMPOSITE_CH4_SIF,
  85                                 .amux = AU8522_AUDIO_SIF,
  86                         },
  87                         {
  88                                 .type = AU0828_VMUX_COMPOSITE,
  89                                 .vmux = AU8522_COMPOSITE_CH1,
  90                                 .amux = AU8522_AUDIO_NONE,
  91                                 .audio_setup = hvr950q_cs5340_audio,
  92                         },
  93                         {
  94                                 .type = AU0828_VMUX_SVIDEO,
  95                                 .vmux = AU8522_SVIDEO_CH13,
  96                                 .amux = AU8522_AUDIO_NONE,
  97                                 .audio_setup = hvr950q_cs5340_audio,
  98                         },
  99                 },
 100         },
 101         [AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = {
 102                 .name   = "Hauppauge HVR950Q rev xxF8",
 103                 .tuner_type = UNSET,
 104                 .tuner_addr = ADDR_UNSET,
 105                 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 106         },
 107         [AU0828_BOARD_DVICO_FUSIONHDTV7] = {
 108                 .name   = "DViCO FusionHDTV USB",
 109                 .tuner_type = UNSET,
 110                 .tuner_addr = ADDR_UNSET,
 111                 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 112         },
 113         [AU0828_BOARD_HAUPPAUGE_WOODBURY] = {
 114                 .name = "Hauppauge Woodbury",
 115                 .tuner_type = UNSET,
 116                 .tuner_addr = ADDR_UNSET,
 117                 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 118         },
 119 };
 120
 121 /* Tuner callback function for au0828 boards. Currently only needed
 122  * for HVR1500Q, which has an xc5000 tuner.
 123  */
 124 int au0828_tuner_callback(void *priv, int component, int command, int arg)
 125 {
 126         struct au0828_dev *dev = priv;
 127
 128         dprintk(1, "%s()\n", __func__);
 129
 130         switch (dev->boardnr) {
 131         case AU0828_BOARD_HAUPPAUGE_HVR850:
 132         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 133         case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
 134         case AU0828_BOARD_DVICO_FUSIONHDTV7:
 135                 if (command == 0) {
 136                         /* Tuner Reset Command from xc5000 */
 137                         /* Drive the tuner into reset and out */
 138                         au0828_clear(dev, REG_001, 2);
 139                         mdelay(200);
 140                         au0828_set(dev, REG_001, 2);
 141                         mdelay(50);
 142                         return 0;
 143                 } else {
 144                         printk(KERN_ERR
 145                                 "%s(): Unknown command.\n", __func__);
 146                         return -EINVAL;
 147                 }
 148                 break;
 149         }
 150
 151         return 0; /* Should never be here */
 152 }
 153
 154 static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data)
 155 {
 156         struct tveeprom tv;
 157
 158         tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data);
 159         dev->board.tuner_type = tv.tuner_type;
 160
 161         /* Make sure we support the board model */
 162         switch (tv.model) {
 163         case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */
 164         case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
 165         case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 166         case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 167         case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 168         case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */
 169         case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
 170         case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */
 171         case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */
 172                 break;
 173         default:
 174                 printk(KERN_WARNING "%s: warning: "
 175                        "unknown hauppauge model #%d\n", __func__, tv.model);
 176                 break;
 177         }
 178
 179         printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
 180                __func__, tv.model);
 181 }
 182
 183 void au0828_card_setup(struct au0828_dev *dev)
 184 {
 185         static u8 eeprom[256];
 186         struct tuner_setup tun_setup;
 187         struct v4l2_subdev *sd;
 188         unsigned int mode_mask = T_ANALOG_TV |
 189                                  T_DIGITAL_TV;
 190
 191         dprintk(1, "%s()\n", __func__);
 192
 193         memcpy(&dev->board, &au0828_boards[dev->boardnr], sizeof(dev->board));
 194
 195         if (dev->i2c_rc == 0) {
 196                 dev->i2c_client.addr = 0xa0 >> 1;
 197                 tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom));
 198         }
 199
 200         switch (dev->boardnr) {
 201         case AU0828_BOARD_HAUPPAUGE_HVR850:
 202         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 203         case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
 204         case AU0828_BOARD_HAUPPAUGE_WOODBURY:
 205                 if (dev->i2c_rc == 0)
 206                         hauppauge_eeprom(dev, eeprom+0xa0);
 207                 break;
 208         }
 209
 210         if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) {
 211                 /* Load the analog demodulator driver (note this would need to
 212                    be abstracted out if we ever need to support a different
 213                    demod) */
 214                 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 215                                 "au8522", "au8522", 0x8e >> 1);
 216                 if (sd == NULL)
 217                         printk(KERN_ERR "analog subdev registration failed\n");
 218         }
 219
 220         /* Setup tuners */
 221         if (dev->board.tuner_type != TUNER_ABSENT) {
 222                 /* Load the tuner module, which does the attach */
 223                 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 224                                 "tuner", "tuner", dev->board.tuner_addr);
 225                 if (sd == NULL)
 226                         printk(KERN_ERR "tuner subdev registration fail\n");
 227
 228                 tun_setup.mode_mask      = mode_mask;
 229                 tun_setup.type           = dev->board.tuner_type;
 230                 tun_setup.addr           = dev->board.tuner_addr;
 231                 tun_setup.tuner_callback = au0828_tuner_callback;
 232                 v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr,
 233                                      &tun_setup);
 234         }
 235 }
 236
 237 /*
 238  * The bridge has between 8 and 12 gpios.
 239  * Regs 1 and 0 deal with output enables.
 240  * Regs 3 and 2 deal with direction.
 241  */
 242 void au0828_gpio_setup(struct au0828_dev *dev)
 243 {
 244         dprintk(1, "%s()\n", __func__);
 245
 246         switch (dev->boardnr) {
 247         case AU0828_BOARD_HAUPPAUGE_HVR850:
 248         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 249         case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
 250         case AU0828_BOARD_HAUPPAUGE_WOODBURY:
 251                 /* GPIO's
 252                  * 4 - CS5340
 253                  * 5 - AU8522 Demodulator
 254                  * 6 - eeprom W/P
 255                  * 7 - power supply
 256                  * 9 - XC5000 Tuner
 257                  */
 258
 259                 /* Into reset */
 260                 au0828_write(dev, REG_003, 0x02);
 261                 au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
 262                 au0828_write(dev, REG_001, 0x0);
 263                 au0828_write(dev, REG_000, 0x0);
 264                 msleep(100);
 265
 266                 /* Out of reset (leave the cs5340 in reset until needed) */
 267                 au0828_write(dev, REG_003, 0x02);
 268                 au0828_write(dev, REG_001, 0x02);
 269                 au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
 270                 au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20);
 271
 272                 msleep(250);
 273                 break;
 274         case AU0828_BOARD_DVICO_FUSIONHDTV7:
 275                 /* GPIO's
 276                  * 6 - ?
 277                  * 8 - AU8522 Demodulator
 278                  * 9 - XC5000 Tuner
 279                  */
 280
 281                 /* Into reset */
 282                 au0828_write(dev, REG_003, 0x02);
 283                 au0828_write(dev, REG_002, 0xa0);
 284                 au0828_write(dev, REG_001, 0x0);
 285                 au0828_write(dev, REG_000, 0x0);
 286                 msleep(100);
 287
 288                 /* Out of reset */
 289                 au0828_write(dev, REG_003, 0x02);
 290                 au0828_write(dev, REG_002, 0xa0);
 291                 au0828_write(dev, REG_001, 0x02);
 292                 au0828_write(dev, REG_000, 0xa0);
 293                 msleep(250);
 294                 break;
 295         }
 296 }
 297
 298 /* table of devices that work with this driver */
 299 struct usb_device_id au0828_usb_id_table[] = {
 300         { USB_DEVICE(0x2040, 0x7200),
 301                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 302         { USB_DEVICE(0x2040, 0x7240),
 303                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 },
 304         { USB_DEVICE(0x0fe9, 0xd620),
 305                 .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 },
 306         { USB_DEVICE(0x2040, 0x7210),
 307                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 308         { USB_DEVICE(0x2040, 0x7217),
 309                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 310         { USB_DEVICE(0x2040, 0x721b),
 311                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 312         { USB_DEVICE(0x2040, 0x721e),
 313                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 314         { USB_DEVICE(0x2040, 0x721f),
 315                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 316         { USB_DEVICE(0x2040, 0x7280),
 317                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 318         { USB_DEVICE(0x0fd9, 0x0008),
 319                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 320         { USB_DEVICE(0x2040, 0x7201),
 321                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 322         { USB_DEVICE(0x2040, 0x7211),
 323                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 324         { USB_DEVICE(0x2040, 0x7281),
 325                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 326         { USB_DEVICE(0x2040, 0x8200),
 327                 .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY },
 328         { },
 329 };
 330
 331 MODULE_DEVICE_TABLE(usb, au0828_usb_id_table);