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 28void 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 39struct 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 */ 124int 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 154static 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 183void 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, NULL); 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, NULL); 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 */ 242void 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 */ 299struct 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 331MODULE_DEVICE_TABLE(usb, au0828_usb_id_table); 332