drivers/media/dvb/frontends/tda18271-tables.c

   1 /*
   2     tda18271-tables.c - driver for the Philips / NXP TDA18271 silicon tuner
   3
   4     Copyright (C) 2007 Michael Krufky (mkrufky@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     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "tda18271-priv.h"
  22
  23 struct tda18271_pll_map {
  24         u32 lomax;
  25         u8 pd; /* post div */
  26         u8 d;  /*      div */
  27 };
  28
  29 struct tda18271_map {
  30         u32 rfmax;
  31         u8  val;
  32 };
  33
  34 /*---------------------------------------------------------------------*/
  35
  36 static struct tda18271_pll_map tda18271_main_pll[] = {
  37         { .lomax =  32000, .pd = 0x5f, .d = 0xf0 },
  38         { .lomax =  35000, .pd = 0x5e, .d = 0xe0 },
  39         { .lomax =  37000, .pd = 0x5d, .d = 0xd0 },
  40         { .lomax =  41000, .pd = 0x5c, .d = 0xc0 },
  41         { .lomax =  44000, .pd = 0x5b, .d = 0xb0 },
  42         { .lomax =  49000, .pd = 0x5a, .d = 0xa0 },
  43         { .lomax =  54000, .pd = 0x59, .d = 0x90 },
  44         { .lomax =  61000, .pd = 0x58, .d = 0x80 },
  45         { .lomax =  65000, .pd = 0x4f, .d = 0x78 },
  46         { .lomax =  70000, .pd = 0x4e, .d = 0x70 },
  47         { .lomax =  75000, .pd = 0x4d, .d = 0x68 },
  48         { .lomax =  82000, .pd = 0x4c, .d = 0x60 },
  49         { .lomax =  89000, .pd = 0x4b, .d = 0x58 },
  50         { .lomax =  98000, .pd = 0x4a, .d = 0x50 },
  51         { .lomax = 109000, .pd = 0x49, .d = 0x48 },
  52         { .lomax = 123000, .pd = 0x48, .d = 0x40 },
  53         { .lomax = 131000, .pd = 0x3f, .d = 0x3c },
  54         { .lomax = 141000, .pd = 0x3e, .d = 0x38 },
  55         { .lomax = 151000, .pd = 0x3d, .d = 0x34 },
  56         { .lomax = 164000, .pd = 0x3c, .d = 0x30 },
  57         { .lomax = 179000, .pd = 0x3b, .d = 0x2c },
  58         { .lomax = 197000, .pd = 0x3a, .d = 0x28 },
  59         { .lomax = 219000, .pd = 0x39, .d = 0x24 },
  60         { .lomax = 246000, .pd = 0x38, .d = 0x20 },
  61         { .lomax = 263000, .pd = 0x2f, .d = 0x1e },
  62         { .lomax = 282000, .pd = 0x2e, .d = 0x1c },
  63         { .lomax = 303000, .pd = 0x2d, .d = 0x1a },
  64         { .lomax = 329000, .pd = 0x2c, .d = 0x18 },
  65         { .lomax = 359000, .pd = 0x2b, .d = 0x16 },
  66         { .lomax = 395000, .pd = 0x2a, .d = 0x14 },
  67         { .lomax = 438000, .pd = 0x29, .d = 0x12 },
  68         { .lomax = 493000, .pd = 0x28, .d = 0x10 },
  69         { .lomax = 526000, .pd = 0x1f, .d = 0x0f },
  70         { .lomax = 564000, .pd = 0x1e, .d = 0x0e },
  71         { .lomax = 607000, .pd = 0x1d, .d = 0x0d },
  72         { .lomax = 658000, .pd = 0x1c, .d = 0x0c },
  73         { .lomax = 718000, .pd = 0x1b, .d = 0x0b },
  74         { .lomax = 790000, .pd = 0x1a, .d = 0x0a },
  75         { .lomax = 877000, .pd = 0x19, .d = 0x09 },
  76         { .lomax = 987000, .pd = 0x18, .d = 0x08 },
  77         { .lomax =      0, .pd = 0x00, .d = 0x00 }, /* end */
  78 };
  79
  80 static struct tda18271_pll_map tda18271_cal_pll[] = {
  81         { .lomax =   33000, .pd = 0xdd, .d = 0xd0 },
  82         { .lomax =   36000, .pd = 0xdc, .d = 0xc0 },
  83         { .lomax =   40000, .pd = 0xdb, .d = 0xb0 },
  84         { .lomax =   44000, .pd = 0xda, .d = 0xa0 },
  85         { .lomax =   49000, .pd = 0xd9, .d = 0x90 },
  86         { .lomax =   55000, .pd = 0xd8, .d = 0x80 },
  87         { .lomax =   63000, .pd = 0xd3, .d = 0x70 },
  88         { .lomax =   67000, .pd = 0xcd, .d = 0x68 },
  89         { .lomax =   73000, .pd = 0xcc, .d = 0x60 },
  90         { .lomax =   80000, .pd = 0xcb, .d = 0x58 },
  91         { .lomax =   88000, .pd = 0xca, .d = 0x50 },
  92         { .lomax =   98000, .pd = 0xc9, .d = 0x48 },
  93         { .lomax =  110000, .pd = 0xc8, .d = 0x40 },
  94         { .lomax =  126000, .pd = 0xc3, .d = 0x38 },
  95         { .lomax =  135000, .pd = 0xbd, .d = 0x34 },
  96         { .lomax =  147000, .pd = 0xbc, .d = 0x30 },
  97         { .lomax =  160000, .pd = 0xbb, .d = 0x2c },
  98         { .lomax =  176000, .pd = 0xba, .d = 0x28 },
  99         { .lomax =  196000, .pd = 0xb9, .d = 0x24 },
 100         { .lomax =  220000, .pd = 0xb8, .d = 0x20 },
 101         { .lomax =  252000, .pd = 0xb3, .d = 0x1c },
 102         { .lomax =  271000, .pd = 0xad, .d = 0x1a },
 103         { .lomax =  294000, .pd = 0xac, .d = 0x18 },
 104         { .lomax =  321000, .pd = 0xab, .d = 0x16 },
 105         { .lomax =  353000, .pd = 0xaa, .d = 0x14 },
 106         { .lomax =  392000, .pd = 0xa9, .d = 0x12 },
 107         { .lomax =  441000, .pd = 0xa8, .d = 0x10 },
 108         { .lomax =  505000, .pd = 0xa3, .d = 0x0e },
 109         { .lomax =  543000, .pd = 0x9d, .d = 0x0d },
 110         { .lomax =  589000, .pd = 0x9c, .d = 0x0c },
 111         { .lomax =  642000, .pd = 0x9b, .d = 0x0b },
 112         { .lomax =  707000, .pd = 0x9a, .d = 0x0a },
 113         { .lomax =  785000, .pd = 0x99, .d = 0x09 },
 114         { .lomax =  883000, .pd = 0x98, .d = 0x08 },
 115         { .lomax = 1010000, .pd = 0x93, .d = 0x07 },
 116         { .lomax =       0, .pd = 0x00, .d = 0x00 }, /* end */
 117 };
 118
 119 static struct tda18271_map tda18271_bp_filter[] = {
 120         { .rfmax =  62000, .val = 0x00 },
 121         { .rfmax =  84000, .val = 0x01 },
 122         { .rfmax = 100000, .val = 0x02 },
 123         { .rfmax = 140000, .val = 0x03 },
 124         { .rfmax = 170000, .val = 0x04 },
 125         { .rfmax = 180000, .val = 0x05 },
 126         { .rfmax = 865000, .val = 0x06 },
 127         { .rfmax =      0, .val = 0x00 }, /* end */
 128 };
 129
 130 static struct tda18271_map tda18271_km[] = {
 131         { .rfmax =  61100, .val = 0x74 },
 132         { .rfmax = 350000, .val = 0x40 },
 133         { .rfmax = 720000, .val = 0x30 },
 134         { .rfmax = 865000, .val = 0x40 },
 135         { .rfmax =      0, .val = 0x00 }, /* end */
 136 };
 137
 138 static struct tda18271_map tda18271_rf_band[] = {
 139         { .rfmax =  47900, .val = 0x00 },
 140         { .rfmax =  61100, .val = 0x01 },
 141 /*      { .rfmax = 152600, .val = 0x02 }, */
 142         { .rfmax = 121200, .val = 0x02 },
 143         { .rfmax = 164700, .val = 0x03 },
 144         { .rfmax = 203500, .val = 0x04 },
 145         { .rfmax = 457800, .val = 0x05 },
 146         { .rfmax = 865000, .val = 0x06 },
 147         { .rfmax =      0, .val = 0x00 }, /* end */
 148 };
 149
 150 static struct tda18271_map tda18271_gain_taper[] = {
 151         { .rfmax =  45400, .val = 0x1f },
 152         { .rfmax =  45800, .val = 0x1e },
 153         { .rfmax =  46200, .val = 0x1d },
 154         { .rfmax =  46700, .val = 0x1c },
 155         { .rfmax =  47100, .val = 0x1b },
 156         { .rfmax =  47500, .val = 0x1a },
 157         { .rfmax =  47900, .val = 0x19 },
 158         { .rfmax =  49600, .val = 0x17 },
 159         { .rfmax =  51200, .val = 0x16 },
 160         { .rfmax =  52900, .val = 0x15 },
 161         { .rfmax =  54500, .val = 0x14 },
 162         { .rfmax =  56200, .val = 0x13 },
 163         { .rfmax =  57800, .val = 0x12 },
 164         { .rfmax =  59500, .val = 0x11 },
 165         { .rfmax =  61100, .val = 0x10 },
 166         { .rfmax =  67600, .val = 0x0d },
 167         { .rfmax =  74200, .val = 0x0c },
 168         { .rfmax =  80700, .val = 0x0b },
 169         { .rfmax =  87200, .val = 0x0a },
 170         { .rfmax =  93800, .val = 0x09 },
 171         { .rfmax = 100300, .val = 0x08 },
 172         { .rfmax = 106900, .val = 0x07 },
 173         { .rfmax = 113400, .val = 0x06 },
 174         { .rfmax = 119900, .val = 0x05 },
 175         { .rfmax = 126500, .val = 0x04 },
 176         { .rfmax = 133000, .val = 0x03 },
 177         { .rfmax = 139500, .val = 0x02 },
 178         { .rfmax = 146100, .val = 0x01 },
 179         { .rfmax = 152600, .val = 0x00 },
 180         { .rfmax = 154300, .val = 0x1f },
 181         { .rfmax = 156100, .val = 0x1e },
 182         { .rfmax = 157800, .val = 0x1d },
 183         { .rfmax = 159500, .val = 0x1c },
 184         { .rfmax = 161200, .val = 0x1b },
 185         { .rfmax = 163000, .val = 0x1a },
 186         { .rfmax = 164700, .val = 0x19 },
 187         { .rfmax = 170200, .val = 0x17 },
 188         { .rfmax = 175800, .val = 0x16 },
 189         { .rfmax = 181300, .val = 0x15 },
 190         { .rfmax = 186900, .val = 0x14 },
 191         { .rfmax = 192400, .val = 0x13 },
 192         { .rfmax = 198000, .val = 0x12 },
 193         { .rfmax = 203500, .val = 0x11 },
 194         { .rfmax = 216200, .val = 0x14 },
 195         { .rfmax = 228900, .val = 0x13 },
 196         { .rfmax = 241600, .val = 0x12 },
 197         { .rfmax = 254400, .val = 0x11 },
 198         { .rfmax = 267100, .val = 0x10 },
 199         { .rfmax = 279800, .val = 0x0f },
 200         { .rfmax = 292500, .val = 0x0e },
 201         { .rfmax = 305200, .val = 0x0d },
 202         { .rfmax = 317900, .val = 0x0c },
 203         { .rfmax = 330700, .val = 0x0b },
 204         { .rfmax = 343400, .val = 0x0a },
 205         { .rfmax = 356100, .val = 0x09 },
 206         { .rfmax = 368800, .val = 0x08 },
 207         { .rfmax = 381500, .val = 0x07 },
 208         { .rfmax = 394200, .val = 0x06 },
 209         { .rfmax = 406900, .val = 0x05 },
 210         { .rfmax = 419700, .val = 0x04 },
 211         { .rfmax = 432400, .val = 0x03 },
 212         { .rfmax = 445100, .val = 0x02 },
 213         { .rfmax = 457800, .val = 0x01 },
 214         { .rfmax = 476300, .val = 0x19 },
 215         { .rfmax = 494800, .val = 0x18 },
 216         { .rfmax = 513300, .val = 0x17 },
 217         { .rfmax = 531800, .val = 0x16 },
 218         { .rfmax = 550300, .val = 0x15 },
 219         { .rfmax = 568900, .val = 0x14 },
 220         { .rfmax = 587400, .val = 0x13 },
 221         { .rfmax = 605900, .val = 0x12 },
 222         { .rfmax = 624400, .val = 0x11 },
 223         { .rfmax = 642900, .val = 0x10 },
 224         { .rfmax = 661400, .val = 0x0f },
 225         { .rfmax = 679900, .val = 0x0e },
 226         { .rfmax = 698400, .val = 0x0d },
 227         { .rfmax = 716900, .val = 0x0c },
 228         { .rfmax = 735400, .val = 0x0b },
 229         { .rfmax = 753900, .val = 0x0a },
 230         { .rfmax = 772500, .val = 0x09 },
 231         { .rfmax = 791000, .val = 0x08 },
 232         { .rfmax = 809500, .val = 0x07 },
 233         { .rfmax = 828000, .val = 0x06 },
 234         { .rfmax = 846500, .val = 0x05 },
 235         { .rfmax = 865000, .val = 0x04 },
 236         { .rfmax =      0, .val = 0x00 }, /* end */
 237 };
 238
 239 static struct tda18271_map tda18271_rf_cal[] = {
 240         { .rfmax = 41000, .val = 0x1e },
 241         { .rfmax = 43000, .val = 0x30 },
 242         { .rfmax = 45000, .val = 0x43 },
 243         { .rfmax = 46000, .val = 0x4d },
 244         { .rfmax = 47000, .val = 0x54 },
 245         { .rfmax = 47900, .val = 0x64 },
 246         { .rfmax = 49100, .val = 0x20 },
 247         { .rfmax = 50000, .val = 0x22 },
 248         { .rfmax = 51000, .val = 0x2a },
 249         { .rfmax = 53000, .val = 0x32 },
 250         { .rfmax = 55000, .val = 0x35 },
 251         { .rfmax = 56000, .val = 0x3c },
 252         { .rfmax = 57000, .val = 0x3f },
 253         { .rfmax = 58000, .val = 0x48 },
 254         { .rfmax = 59000, .val = 0x4d },
 255         { .rfmax = 60000, .val = 0x58 },
 256         { .rfmax = 61100, .val = 0x5f },
 257         { .rfmax =     0, .val = 0x00 }, /* end */
 258 };
 259
 260 static struct tda18271_map tda18271_ir_measure[] = {
 261         { .rfmax =  30000, .val = 4},
 262         { .rfmax = 200000, .val = 5},
 263         { .rfmax = 600000, .val = 6},
 264         { .rfmax = 865000, .val = 7},
 265         { .rfmax =      0, .val = 0}, /* end */
 266 };
 267
 268 /*---------------------------------------------------------------------*/
 269
 270 static void tda18271_lookup_map(struct tda18271_map *map,
 271                                 u32 *freq, u8 *val)
 272 {
 273         int i = 0;
 274         while ((map[i].rfmax * 1000) < *freq) {
 275                 if (map[i + 1].rfmax == 0)
 276                         break;
 277                 i++;
 278         }
 279         *val = map[i].val;
 280 }
 281
 282 static void tda18271_lookup_pll_map(struct tda18271_pll_map *map,
 283                                     u32 *freq, u8 *post_div, u8 *div)
 284 {
 285         int i = 0;
 286         while ((map[i].lomax * 1000) < *freq) {
 287                 if (map[i + 1].lomax == 0)
 288                         break;
 289                 i++;
 290         }
 291         *post_div = map[i].pd;
 292         *div      = map[i].d;
 293 }
 294
 295 /*---------------------------------------------------------------------*/
 296
 297 void tda18271_lookup_cal_pll(u32 *freq, u8 *post_div, u8 *div)
 298 {
 299         tda18271_lookup_pll_map(tda18271_cal_pll, freq, post_div, div);
 300         dbg_map("post div = 0x%02x, div = 0x%02x\n", *post_div, *div);
 301 }
 302
 303 void tda18271_lookup_main_pll(u32 *freq, u8 *post_div, u8 *div)
 304 {
 305         tda18271_lookup_pll_map(tda18271_main_pll, freq, post_div, div);
 306         dbg_map("post div = 0x%02x, div = 0x%02x\n", *post_div, *div);
 307 }
 308
 309 void tda18271_lookup_bp_filter(u32 *freq, u8 *val)
 310 {
 311         tda18271_lookup_map(tda18271_bp_filter, freq, val);
 312         dbg_map("0x%02x\n", *val);
 313 }
 314
 315 void tda18271_lookup_km(u32 *freq, u8 *val)
 316 {
 317         tda18271_lookup_map(tda18271_km, freq, val);
 318         dbg_map("0x%02x\n", *val);
 319 }
 320
 321 void tda18271_lookup_rf_band(u32 *freq, u8 *val)
 322 {
 323         tda18271_lookup_map(tda18271_rf_band, freq, val);
 324         dbg_map("0x%02x\n", *val);
 325 }
 326
 327 void tda18271_lookup_gain_taper(u32 *freq, u8 *val)
 328 {
 329         tda18271_lookup_map(tda18271_gain_taper, freq, val);
 330         dbg_map("0x%02x\n", *val);
 331 }
 332
 333 void tda18271_lookup_rf_cal(u32 *freq, u8 *val)
 334 {
 335         tda18271_lookup_map(tda18271_rf_cal, freq, val);
 336         dbg_map("0x%02x\n", *val);
 337 }
 338
 339 void tda18271_lookup_ir_measure(u32 *freq, u8 *val)
 340 {
 341         tda18271_lookup_map(tda18271_ir_measure, freq, val);
 342         dbg_map("0x%02x\n", *val);
 343 }
 344
 345 /*
 346  * Overrides for Emacs so that we follow Linus's tabbing style.
 347  * ---------------------------------------------------------------------------
 348  * Local variables:
 349  * c-basic-offset: 8
 350  * End:
 351  */