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(10);
 140                         au0828_set(dev, REG_001, 2);
 141                         mdelay(10);
 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 72101: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
 166         case 72201: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 167         case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 168         case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 169         case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 170         case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */
 171         case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
 172         case 72261: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
 173         case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */
 174         case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */
 175                 break;
 176         default:
 177                 printk(KERN_WARNING "%s: warning: "
 178                        "unknown hauppauge model #%d\n", __func__, tv.model);
 179                 break;
 180         }
 181
 182         printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
 183                __func__, tv.model);
 184 }
 185
 186 void au0828_card_setup(struct au0828_dev *dev)
 187 {
 188         static u8 eeprom[256];
 189         struct tuner_setup tun_setup;
 190         struct v4l2_subdev *sd;
 191         unsigned int mode_mask = T_ANALOG_TV;
 192
 193         dprintk(1, "%s()\n", __func__);
 194
 195         memcpy(&dev->board, &au0828_boards[dev->boardnr], sizeof(dev->board));
 196
 197         if (dev->i2c_rc == 0) {
 198                 dev->i2c_client.addr = 0xa0 >> 1;
 199                 tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom));
 200         }
 201
 202         switch (dev->boardnr) {
 203         case AU0828_BOARD_HAUPPAUGE_HVR850:
 204         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 205         case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
 206         case AU0828_BOARD_HAUPPAUGE_WOODBURY:
 207                 if (dev->i2c_rc == 0)
 208                         hauppauge_eeprom(dev, eeprom+0xa0);
 209                 break;
 210         }
 211
 212         if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) {
 213                 /* Load the analog demodulator driver (note this would need to
 214                    be abstracted out if we ever need to support a different
 215                    demod) */
 216                 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 217                                 "au8522", 0x8e >> 1, NULL);
 218                 if (sd == NULL)
 219                         printk(KERN_ERR "analog subdev registration failed\n");
 220         }
 221
 222         /* Setup tuners */
 223         if (dev->board.tuner_type != TUNER_ABSENT) {
 224                 /* Load the tuner module, which does the attach */
 225                 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 226                                 "tuner", dev->board.tuner_addr, NULL);
 227                 if (sd == NULL)
 228                         printk(KERN_ERR "tuner subdev registration fail\n");
 229
 230                 tun_setup.mode_mask      = mode_mask;
 231                 tun_setup.type           = dev->board.tuner_type;
 232                 tun_setup.addr           = dev->board.tuner_addr;
 233                 tun_setup.tuner_callback = au0828_tuner_callback;
 234                 v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr,
 235                                      &tun_setup);
 236         }
 237 }
 238
 239 /*
 240  * The bridge has between 8 and 12 gpios.
 241  * Regs 1 and 0 deal with output enables.
 242  * Regs 3 and 2 deal with direction.
 243  */
 244 void au0828_gpio_setup(struct au0828_dev *dev)
 245 {
 246         dprintk(1, "%s()\n", __func__);
 247
 248         switch (dev->boardnr) {
 249         case AU0828_BOARD_HAUPPAUGE_HVR850:
 250         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 251         case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
 252         case AU0828_BOARD_HAUPPAUGE_WOODBURY:
 253                 /* GPIO's
 254                  * 4 - CS5340
 255                  * 5 - AU8522 Demodulator
 256                  * 6 - eeprom W/P
 257                  * 7 - power supply
 258                  * 9 - XC5000 Tuner
 259                  */
 260
 261                 /* Into reset */
 262                 au0828_write(dev, REG_003, 0x02);
 263                 au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
 264                 au0828_write(dev, REG_001, 0x0);
 265                 au0828_write(dev, REG_000, 0x0);
 266                 msleep(100);
 267
 268                 /* Out of reset (leave the cs5340 in reset until needed) */
 269                 au0828_write(dev, REG_003, 0x02);
 270                 au0828_write(dev, REG_001, 0x02);
 271                 au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
 272                 au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20);
 273
 274                 msleep(250);
 275                 break;
 276         case AU0828_BOARD_DVICO_FUSIONHDTV7:
 277                 /* GPIO's
 278                  * 6 - ?
 279                  * 8 - AU8522 Demodulator
 280                  * 9 - XC5000 Tuner
 281                  */
 282
 283                 /* Into reset */
 284                 au0828_write(dev, REG_003, 0x02);
 285                 au0828_write(dev, REG_002, 0xa0);
 286                 au0828_write(dev, REG_001, 0x0);
 287                 au0828_write(dev, REG_000, 0x0);
 288                 msleep(100);
 289
 290                 /* Out of reset */
 291                 au0828_write(dev, REG_003, 0x02);
 292                 au0828_write(dev, REG_002, 0xa0);
 293                 au0828_write(dev, REG_001, 0x02);
 294                 au0828_write(dev, REG_000, 0xa0);
 295                 msleep(250);
 296                 break;
 297         }
 298 }
 299
 300 /* table of devices that work with this driver */
 301 struct usb_device_id au0828_usb_id_table[] = {
 302         { USB_DEVICE(0x2040, 0x7200),
 303                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 304         { USB_DEVICE(0x2040, 0x7240),
 305                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 },
 306         { USB_DEVICE(0x0fe9, 0xd620),
 307                 .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 },
 308         { USB_DEVICE(0x2040, 0x7210),
 309                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 310         { USB_DEVICE(0x2040, 0x7217),
 311                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 312         { USB_DEVICE(0x2040, 0x721b),
 313                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 314         { USB_DEVICE(0x2040, 0x721e),
 315                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 316         { USB_DEVICE(0x2040, 0x721f),
 317                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 318         { USB_DEVICE(0x2040, 0x7280),
 319                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 320         { USB_DEVICE(0x0fd9, 0x0008),
 321                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 322         { USB_DEVICE(0x2040, 0x7201),
 323                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 324         { USB_DEVICE(0x2040, 0x7211),
 325                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 326         { USB_DEVICE(0x2040, 0x7281),
 327                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
 328         { USB_DEVICE(0x2040, 0x8200),
 329                 .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY },
 330         { USB_DEVICE(0x2040, 0x7260),
 331                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 332         { USB_DEVICE(0x2040, 0x7213),
 333                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 334         { },
 335 };
 336
 337 MODULE_DEVICE_TABLE(usb, au0828_usb_id_table);