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Linux/drivers/media/usb/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 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 

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