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 static 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_250KHZ, 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 .has_ir_i2c = 1, 75 /* The au0828 hardware i2c implementation does not properly 76 support the xc5000's i2c clock stretching. So we need to 77 lower the clock frequency enough where the 15us clock 78 stretch fits inside of a normal clock cycle, or else the 79 au0828 fails to set the STOP bit. A 30 KHz clock puts the 80 clock pulse width at 18us */ 81 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, 82 .input = { 83 { 84 .type = AU0828_VMUX_TELEVISION, 85 .vmux = AU8522_COMPOSITE_CH4_SIF, 86 .amux = AU8522_AUDIO_SIF, 87 }, 88 { 89 .type = AU0828_VMUX_COMPOSITE, 90 .vmux = AU8522_COMPOSITE_CH1, 91 .amux = AU8522_AUDIO_NONE, 92 .audio_setup = hvr950q_cs5340_audio, 93 }, 94 { 95 .type = AU0828_VMUX_SVIDEO, 96 .vmux = AU8522_SVIDEO_CH13, 97 .amux = AU8522_AUDIO_NONE, 98 .audio_setup = hvr950q_cs5340_audio, 99 }, 100 }, 101 }, 102 [AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = { 103 .name = "Hauppauge HVR950Q rev xxF8", 104 .tuner_type = UNSET, 105 .tuner_addr = ADDR_UNSET, 106 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, 107 }, 108 [AU0828_BOARD_DVICO_FUSIONHDTV7] = { 109 .name = "DViCO FusionHDTV USB", 110 .tuner_type = UNSET, 111 .tuner_addr = ADDR_UNSET, 112 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, 113 }, 114 [AU0828_BOARD_HAUPPAUGE_WOODBURY] = { 115 .name = "Hauppauge Woodbury", 116 .tuner_type = UNSET, 117 .tuner_addr = ADDR_UNSET, 118 .i2c_clk_divider = AU0828_I2C_CLK_250KHZ, 119 }, 120 }; 121 122 /* Tuner callback function for au0828 boards. Currently only needed 123 * for HVR1500Q, which has an xc5000 tuner. 124 */ 125 int au0828_tuner_callback(void *priv, int component, int command, int arg) 126 { 127 struct au0828_dev *dev = priv; 128 129 dprintk(1, "%s()\n", __func__); 130 131 switch (dev->boardnr) { 132 case AU0828_BOARD_HAUPPAUGE_HVR850: 133 case AU0828_BOARD_HAUPPAUGE_HVR950Q: 134 case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: 135 case AU0828_BOARD_DVICO_FUSIONHDTV7: 136 if (command == 0) { 137 /* Tuner Reset Command from xc5000 */ 138 /* Drive the tuner into reset and out */ 139 au0828_clear(dev, REG_001, 2); 140 mdelay(10); 141 au0828_set(dev, REG_001, 2); 142 mdelay(10); 143 return 0; 144 } else { 145 printk(KERN_ERR 146 "%s(): Unknown command.\n", __func__); 147 return -EINVAL; 148 } 149 break; 150 } 151 152 return 0; /* Should never be here */ 153 } 154 155 static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data) 156 { 157 struct tveeprom tv; 158 159 tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data); 160 dev->board.tuner_type = tv.tuner_type; 161 162 /* Make sure we support the board model */ 163 switch (tv.model) { 164 case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */ 165 case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ 166 case 72101: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ 167 case 72201: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ 168 case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ 169 case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ 170 case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ 171 case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ 172 case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ 173 case 72261: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ 174 case 72271: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ 175 case 72281: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ 176 case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */ 177 case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */ 178 break; 179 default: 180 printk(KERN_WARNING "%s: warning: " 181 "unknown hauppauge model #%d\n", __func__, tv.model); 182 break; 183 } 184 185 printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n", 186 __func__, tv.model); 187 } 188 189 void au0828_card_analog_fe_setup(struct au0828_dev *dev); 190 191 void au0828_card_setup(struct au0828_dev *dev) 192 { 193 static u8 eeprom[256]; 194 195 dprintk(1, "%s()\n", __func__); 196 197 dev->board = au0828_boards[dev->boardnr]; 198 199 if (dev->i2c_rc == 0) { 200 dev->i2c_client.addr = 0xa0 >> 1; 201 tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom)); 202 } 203 204 switch (dev->boardnr) { 205 case AU0828_BOARD_HAUPPAUGE_HVR850: 206 case AU0828_BOARD_HAUPPAUGE_HVR950Q: 207 case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: 208 case AU0828_BOARD_HAUPPAUGE_WOODBURY: 209 if (dev->i2c_rc == 0) 210 hauppauge_eeprom(dev, eeprom+0xa0); 211 break; 212 } 213 214 au0828_card_analog_fe_setup(dev); 215 } 216 217 void au0828_card_analog_fe_setup(struct au0828_dev *dev) 218 { 219 #ifdef CONFIG_VIDEO_AU0828_V4L2 220 struct tuner_setup tun_setup; 221 struct v4l2_subdev *sd; 222 unsigned int mode_mask = T_ANALOG_TV; 223 224 if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) { 225 /* Load the analog demodulator driver (note this would need to 226 be abstracted out if we ever need to support a different 227 demod) */ 228 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, 229 "au8522", 0x8e >> 1, NULL); 230 if (sd == NULL) 231 printk(KERN_ERR "analog subdev registration failed\n"); 232 } 233 234 /* Setup tuners */ 235 if (dev->board.tuner_type != TUNER_ABSENT) { 236 /* Load the tuner module, which does the attach */ 237 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap, 238 "tuner", dev->board.tuner_addr, NULL); 239 if (sd == NULL) 240 printk(KERN_ERR "tuner subdev registration fail\n"); 241 242 tun_setup.mode_mask = mode_mask; 243 tun_setup.type = dev->board.tuner_type; 244 tun_setup.addr = dev->board.tuner_addr; 245 tun_setup.tuner_callback = au0828_tuner_callback; 246 v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr, 247 &tun_setup); 248 } 249 #endif 250 } 251 252 /* 253 * The bridge has between 8 and 12 gpios. 254 * Regs 1 and 0 deal with output enables. 255 * Regs 3 and 2 deal with direction. 256 */ 257 void au0828_gpio_setup(struct au0828_dev *dev) 258 { 259 dprintk(1, "%s()\n", __func__); 260 261 switch (dev->boardnr) { 262 case AU0828_BOARD_HAUPPAUGE_HVR850: 263 case AU0828_BOARD_HAUPPAUGE_HVR950Q: 264 case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL: 265 case AU0828_BOARD_HAUPPAUGE_WOODBURY: 266 /* GPIO's 267 * 4 - CS5340 268 * 5 - AU8522 Demodulator 269 * 6 - eeprom W/P 270 * 7 - power supply 271 * 9 - XC5000 Tuner 272 */ 273 274 /* Set relevant GPIOs as outputs (leave the EEPROM W/P 275 as an input since we will never touch it and it has 276 a pullup) */ 277 au0828_write(dev, REG_003, 0x02); 278 au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10); 279 280 /* Into reset */ 281 au0828_write(dev, REG_001, 0x0); 282 au0828_write(dev, REG_000, 0x0); 283 msleep(50); 284 285 /* Bring power supply out of reset */ 286 au0828_write(dev, REG_000, 0x80); 287 msleep(50); 288 289 /* Bring xc5000 and au8522 out of reset (leave the 290 cs5340 in reset until needed) */ 291 au0828_write(dev, REG_001, 0x02); /* xc5000 */ 292 au0828_write(dev, REG_000, 0x80 | 0x20); /* PS + au8522 */ 293 294 msleep(250); 295 break; 296 case AU0828_BOARD_DVICO_FUSIONHDTV7: 297 /* GPIO's 298 * 6 - ? 299 * 8 - AU8522 Demodulator 300 * 9 - XC5000 Tuner 301 */ 302 303 /* Into reset */ 304 au0828_write(dev, REG_003, 0x02); 305 au0828_write(dev, REG_002, 0xa0); 306 au0828_write(dev, REG_001, 0x0); 307 au0828_write(dev, REG_000, 0x0); 308 msleep(100); 309 310 /* Out of reset */ 311 au0828_write(dev, REG_003, 0x02); 312 au0828_write(dev, REG_002, 0xa0); 313 au0828_write(dev, REG_001, 0x02); 314 au0828_write(dev, REG_000, 0xa0); 315 msleep(250); 316 break; 317 } 318 } 319 320 /* table of devices that work with this driver */ 321 struct usb_device_id au0828_usb_id_table[] = { 322 { USB_DEVICE(0x2040, 0x7200), 323 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 324 { USB_DEVICE(0x2040, 0x7240), 325 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 }, 326 { USB_DEVICE(0x0fe9, 0xd620), 327 .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 }, 328 { USB_DEVICE(0x2040, 0x7210), 329 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 330 { USB_DEVICE(0x2040, 0x7217), 331 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 332 { USB_DEVICE(0x2040, 0x721b), 333 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 334 { USB_DEVICE(0x2040, 0x721e), 335 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 336 { USB_DEVICE(0x2040, 0x721f), 337 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 338 { USB_DEVICE(0x2040, 0x7280), 339 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 340 { USB_DEVICE(0x0fd9, 0x0008), 341 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 342 { USB_DEVICE(0x2040, 0x7201), 343 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, 344 { USB_DEVICE(0x2040, 0x7211), 345 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, 346 { USB_DEVICE(0x2040, 0x7281), 347 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, 348 { USB_DEVICE(0x05e1, 0x0480), 349 .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY }, 350 { USB_DEVICE(0x2040, 0x8200), 351 .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY }, 352 { USB_DEVICE(0x2040, 0x7260), 353 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 354 { USB_DEVICE(0x2040, 0x7213), 355 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 356 { USB_DEVICE(0x2040, 0x7270), 357 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, 358 { }, 359 }; 360 361 MODULE_DEVICE_TABLE(usb, au0828_usb_id_table); 362