projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 3e54a169 | 1 | /* |
| 119bd82e | 2 | Driver for Silicon Labs Si2161 DVB-T and Si2165 DVB-C/-T Demodulator |
| 3e54a169 MS |
3 | |
| 4 | Copyright (C) 2013-2014 Matthias Schwarzott <zzam@gentoo.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 | References: | |
| 17 | http://www.silabs.com/Support%20Documents/TechnicalDocs/Si2165-short.pdf | |
| 18 | */ | |
| 19 | ||
| 20 | #include <linux/delay.h> | |
| 21 | #include <linux/errno.h> | |
| 22 | #include <linux/init.h> | |
| 23 | #include <linux/kernel.h> | |
| 24 | #include <linux/module.h> | |
| 25 | #include <linux/string.h> | |
| 26 | #include <linux/slab.h> | |
| 27 | #include <linux/firmware.h> | |
| 28 | ||
| 29 | #include "dvb_frontend.h" | |
| 30 | #include "dvb_math.h" | |
| 31 | #include "si2165_priv.h" | |
| 32 | #include "si2165.h" | |
| 33 | ||
| 34 | /* Hauppauge WinTV-HVR-930C-HD B130 / PCTV QuatroStick 521e 1113xx | |
| 35 | * uses 16 MHz xtal */ | |
| 36 | ||
| 37 | /* Hauppauge WinTV-HVR-930C-HD B131 / PCTV QuatroStick 522e 1114xx | |
| 38 | * uses 24 MHz clock provided by tuner */ | |
| 39 | ||
| 40 | struct si2165_state { | |
| 41 | struct i2c_adapter *i2c; | |
| 42 | ||
| 43 | struct dvb_frontend frontend; | |
| 44 | ||
| 45 | struct si2165_config config; | |
| 46 | ||
| 55bea400 | 47 | u8 chip_revcode; |
| 3e54a169 MS |
48 | u8 chip_type; |
| 49 | ||
| 50 | /* calculated by xtal and div settings */ | |
| 51 | u32 fvco_hz; | |
| 52 | u32 sys_clk; | |
| 53 | u32 adc_clk; | |
| 54 | ||
| 55 | bool has_dvbc; | |
| 56 | bool has_dvbt; | |
| 57 | bool firmware_loaded; | |
| 58 | }; | |
| 59 | ||
| 60 | #define DEBUG_OTHER 0x01 | |
| 61 | #define DEBUG_I2C_WRITE 0x02 | |
| 62 | #define DEBUG_I2C_READ 0x04 | |
| 63 | #define DEBUG_REG_READ 0x08 | |
| 64 | #define DEBUG_REG_WRITE 0x10 | |
| 65 | #define DEBUG_FW_LOAD 0x20 | |
| 66 | ||
| 67 | static int debug = 0x00; | |
| 68 | ||
| 69 | #define dprintk(args...) \ | |
| 70 | do { \ | |
| 71 | if (debug & DEBUG_OTHER) \ | |
| 72 | printk(KERN_DEBUG "si2165: " args); \ | |
| 73 | } while (0) | |
| 74 | ||
| 75 | #define deb_i2c_write(args...) \ | |
| 76 | do { \ | |
| 77 | if (debug & DEBUG_I2C_WRITE) \ | |
| 78 | printk(KERN_DEBUG "si2165: i2c write: " args); \ | |
| 79 | } while (0) | |
| 80 | ||
| 81 | #define deb_i2c_read(args...) \ | |
| 82 | do { \ | |
| 83 | if (debug & DEBUG_I2C_READ) \ | |
| 84 | printk(KERN_DEBUG "si2165: i2c read: " args); \ | |
| 85 | } while (0) | |
| 86 | ||
| 87 | #define deb_readreg(args...) \ | |
| 88 | do { \ | |
| 89 | if (debug & DEBUG_REG_READ) \ | |
| 90 | printk(KERN_DEBUG "si2165: reg read: " args); \ | |
| 91 | } while (0) | |
| 92 | ||
| 93 | #define deb_writereg(args...) \ | |
| 94 | do { \ | |
| 95 | if (debug & DEBUG_REG_WRITE) \ | |
| 96 | printk(KERN_DEBUG "si2165: reg write: " args); \ | |
| 97 | } while (0) | |
| 98 | ||
| 99 | #define deb_fw_load(args...) \ | |
| 100 | do { \ | |
| 101 | if (debug & DEBUG_FW_LOAD) \ | |
| 102 | printk(KERN_DEBUG "si2165: fw load: " args); \ | |
| 103 | } while (0) | |
| 104 | ||
| 105 | static int si2165_write(struct si2165_state *state, const u16 reg, | |
| 106 | const u8 *src, const int count) | |
| 107 | { | |
| 108 | int ret; | |
| 109 | struct i2c_msg msg; | |
| 110 | u8 buf[2 + 4]; /* write a maximum of 4 bytes of data */ | |
| 111 | ||
| 112 | if (count + 2 > sizeof(buf)) { | |
| 113 | dev_warn(&state->i2c->dev, | |
| 114 | "%s: i2c wr reg=%04x: count=%d is too big!\n", | |
| 115 | KBUILD_MODNAME, reg, count); | |
| 116 | return -EINVAL; | |
| 117 | } | |
| 118 | buf[0] = reg >> 8; | |
| 119 | buf[1] = reg & 0xff; | |
| 120 | memcpy(buf + 2, src, count); | |
| 121 | ||
| 122 | msg.addr = state->config.i2c_addr; | |
| 123 | msg.flags = 0; | |
| 124 | msg.buf = buf; | |
| 125 | msg.len = count + 2; | |
| 126 | ||
| 127 | if (debug & DEBUG_I2C_WRITE) | |
| 128 | deb_i2c_write("reg: 0x%04x, data: %*ph\n", reg, count, src); | |
| 129 | ||
| 130 | ret = i2c_transfer(state->i2c, &msg, 1); | |
| 131 | ||
| 132 | if (ret != 1) { | |
| 133 | dev_err(&state->i2c->dev, "%s: ret == %d\n", __func__, ret); | |
| 134 | if (ret < 0) | |
| 135 | return ret; | |
| 136 | else | |
| 137 | return -EREMOTEIO; | |
| 138 | } | |
| 139 | ||
| 140 | return 0; | |
| 141 | } | |
| 142 | ||
| 143 | static int si2165_read(struct si2165_state *state, | |
| 144 | const u16 reg, u8 *val, const int count) | |
| 145 | { | |
| 146 | int ret; | |
| 147 | u8 reg_buf[] = { reg >> 8, reg & 0xff }; | |
| 148 | struct i2c_msg msg[] = { | |
| 149 | { .addr = state->config.i2c_addr, | |
| 150 | .flags = 0, .buf = reg_buf, .len = 2 }, | |
| 151 | { .addr = state->config.i2c_addr, | |
| 152 | .flags = I2C_M_RD, .buf = val, .len = count }, | |
| 153 | }; | |
| 154 | ||
| 155 | ret = i2c_transfer(state->i2c, msg, 2); | |
| 156 | ||
| 157 | if (ret != 2) { | |
| 158 | dev_err(&state->i2c->dev, "%s: error (addr %02x reg %04x error (ret == %i)\n", | |
| 159 | __func__, state->config.i2c_addr, reg, ret); | |
| 160 | if (ret < 0) | |
| 161 | return ret; | |
| 162 | else | |
| 163 | return -EREMOTEIO; | |
| 164 | } | |
| 165 | ||
| 166 | if (debug & DEBUG_I2C_READ) | |
| 167 | deb_i2c_read("reg: 0x%04x, data: %*ph\n", reg, count, val); | |
| 168 | ||
| 169 | return 0; | |
| 170 | } | |
| 171 | ||
| 172 | static int si2165_readreg8(struct si2165_state *state, | |
| 173 | const u16 reg, u8 *val) | |
| 174 | { | |
| 175 | int ret; | |
| 176 | ||
| 177 | ret = si2165_read(state, reg, val, 1); | |
| 178 | deb_readreg("R(0x%04x)=0x%02x\n", reg, *val); | |
| 179 | return ret; | |
| 180 | } | |
| 181 | ||
| 182 | static int si2165_readreg16(struct si2165_state *state, | |
| 183 | const u16 reg, u16 *val) | |
| 184 | { | |
| 185 | u8 buf[2]; | |
| 186 | ||
| 187 | int ret = si2165_read(state, reg, buf, 2); | |
| 188 | *val = buf[0] | buf[1] << 8; | |
| 189 | deb_readreg("R(0x%04x)=0x%04x\n", reg, *val); | |
| 190 | return ret; | |
| 191 | } | |
| 192 | ||
| 193 | static int si2165_writereg8(struct si2165_state *state, const u16 reg, u8 val) | |
| 194 | { | |
| 195 | return si2165_write(state, reg, &val, 1); | |
| 196 | } | |
| 197 | ||
| 198 | static int si2165_writereg16(struct si2165_state *state, const u16 reg, u16 val) | |
| 199 | { | |
| 200 | u8 buf[2] = { val & 0xff, (val >> 8) & 0xff }; | |
| 201 | ||
| 202 | return si2165_write(state, reg, buf, 2); | |
| 203 | } | |
| 204 | ||
| 205 | static int si2165_writereg24(struct si2165_state *state, const u16 reg, u32 val) | |
| 206 | { | |
| 207 | u8 buf[3] = { val & 0xff, (val >> 8) & 0xff, (val >> 16) & 0xff }; | |
| 208 | ||
| 209 | return si2165_write(state, reg, buf, 3); | |
| 210 | } | |
| 211 | ||
| 212 | static int si2165_writereg32(struct si2165_state *state, const u16 reg, u32 val) | |
| 213 | { | |
| 214 | u8 buf[4] = { | |
| 215 | val & 0xff, | |
| 216 | (val >> 8) & 0xff, | |
| 217 | (val >> 16) & 0xff, | |
| 218 | (val >> 24) & 0xff | |
| 219 | }; | |
| 220 | return si2165_write(state, reg, buf, 4); | |
| 221 | } | |
| 222 | ||
| 223 | static int si2165_writereg_mask8(struct si2165_state *state, const u16 reg, | |
| 224 | u8 val, u8 mask) | |
| 225 | { | |
| 226 | int ret; | |
| 227 | u8 tmp; | |
| 228 | ||
| 229 | if (mask != 0xff) { | |
| 230 | ret = si2165_readreg8(state, reg, &tmp); | |
| 231 | if (ret < 0) | |
| 232 | goto err; | |
| 233 | ||
| 234 | val &= mask; | |
| 235 | tmp &= ~mask; | |
| 236 | val |= tmp; | |
| 237 | } | |
| 238 | ||
| 239 | ret = si2165_writereg8(state, reg, val); | |
| 240 | err: | |
| 241 | return ret; | |
| 242 | } | |
| 243 | ||
| 244 | static int si2165_get_tune_settings(struct dvb_frontend *fe, | |
| 245 | struct dvb_frontend_tune_settings *s) | |
| 246 | { | |
| 247 | s->min_delay_ms = 1000; | |
| 248 | return 0; | |
| 249 | } | |
| 250 | ||
| 251 | static int si2165_init_pll(struct si2165_state *state) | |
| 252 | { | |
| 253 | u32 ref_freq_Hz = state->config.ref_freq_Hz; | |
| 254 | u8 divr = 1; /* 1..7 */ | |
| 255 | u8 divp = 1; /* only 1 or 4 */ | |
| 256 | u8 divn = 56; /* 1..63 */ | |
| 257 | u8 divm = 8; | |
| 258 | u8 divl = 12; | |
| 259 | u8 buf[4]; | |
| 260 | ||
| 261 | /* hardcoded values can be deleted if calculation is verified | |
| 262 | * or it yields the same values as the windows driver */ | |
| 263 | switch (ref_freq_Hz) { | |
| 264 | case 16000000u: | |
| 265 | divn = 56; | |
| 266 | break; | |
| 267 | case 24000000u: | |
| 268 | divr = 2; | |
| 269 | divp = 4; | |
| 270 | divn = 19; | |
| 271 | break; | |
| 272 | default: | |
| 273 | /* ref_freq / divr must be between 4 and 16 MHz */ | |
| 274 | if (ref_freq_Hz > 16000000u) | |
| 275 | divr = 2; | |
| 276 | ||
| 277 | /* now select divn and divp such that | |
| 278 | * fvco is in 1624..1824 MHz */ | |
| 279 | if (1624000000u * divr > ref_freq_Hz * 2u * 63u) | |
| 280 | divp = 4; | |
| 281 | ||
| 282 | /* is this already correct regarding rounding? */ | |
| 283 | divn = 1624000000u * divr / (ref_freq_Hz * 2u * divp); | |
| 284 | break; | |
| 285 | } | |
| 286 | ||
| 287 | /* adc_clk and sys_clk depend on xtal and pll settings */ | |
| 288 | state->fvco_hz = ref_freq_Hz / divr | |
| 289 | * 2u * divn * divp; | |
| 290 | state->adc_clk = state->fvco_hz / (divm * 4u); | |
| 291 | state->sys_clk = state->fvco_hz / (divl * 2u); | |
| 292 | ||
| 293 | /* write pll registers 0x00a0..0x00a3 at once */ | |
| 294 | buf[0] = divl; | |
| 295 | buf[1] = divm; | |
| 296 | buf[2] = (divn & 0x3f) | ((divp == 1) ? 0x40 : 0x00) | 0x80; | |
| 297 | buf[3] = divr; | |
| 298 | return si2165_write(state, 0x00a0, buf, 4); | |
| 299 | } | |
| 300 | ||
| 301 | static int si2165_adjust_pll_divl(struct si2165_state *state, u8 divl) | |
| 302 | { | |
| 303 | state->sys_clk = state->fvco_hz / (divl * 2u); | |
| 304 | return si2165_writereg8(state, 0x00a0, divl); /* pll_divl */ | |
| 305 | } | |
| 306 | ||
| 307 | static u32 si2165_get_fe_clk(struct si2165_state *state) | |
| 308 | { | |
| 309 | /* assume Oversampling mode Ovr4 is used */ | |
| 310 | return state->adc_clk; | |
| 311 | } | |
| 312 | ||
| e73c7bfe | 313 | static int si2165_wait_init_done(struct si2165_state *state) |
| 3e54a169 MS |
314 | { |
| 315 | int ret = -EINVAL; | |
| 316 | u8 val = 0; | |
| 317 | int i; | |
| 318 | ||
| 319 | for (i = 0; i < 3; ++i) { | |
| 320 | si2165_readreg8(state, 0x0054, &val); | |
| 321 | if (val == 0x01) | |
| 322 | return 0; | |
| 323 | usleep_range(1000, 50000); | |
| 324 | } | |
| 325 | dev_err(&state->i2c->dev, "%s: init_done was not set\n", | |
| 326 | KBUILD_MODNAME); | |
| 327 | return ret; | |
| 328 | } | |
| 329 | ||
| 330 | static int si2165_upload_firmware_block(struct si2165_state *state, | |
| 331 | const u8 *data, u32 len, u32 *poffset, u32 block_count) | |
| 332 | { | |
| 333 | int ret; | |
| 334 | u8 buf_ctrl[4] = { 0x00, 0x00, 0x00, 0xc0 }; | |
| 335 | u8 wordcount; | |
| 336 | u32 cur_block = 0; | |
| 337 | u32 offset = poffset ? *poffset : 0; | |
| 338 | ||
| 339 | if (len < 4) | |
| 340 | return -EINVAL; | |
| 341 | if (len % 4 != 0) | |
| 342 | return -EINVAL; | |
| 343 | ||
| 344 | deb_fw_load("si2165_upload_firmware_block called with len=0x%x offset=0x%x blockcount=0x%x\n", | |
| 345 | len, offset, block_count); | |
| 346 | while (offset+12 <= len && cur_block < block_count) { | |
| 347 | deb_fw_load("si2165_upload_firmware_block in while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n", | |
| 348 | len, offset, cur_block, block_count); | |
| 349 | wordcount = data[offset]; | |
| 350 | if (wordcount < 1 || data[offset+1] || | |
| 351 | data[offset+2] || data[offset+3]) { | |
| 352 | dev_warn(&state->i2c->dev, | |
| 353 | "%s: bad fw data[0..3] = %*ph\n", | |
| 354 | KBUILD_MODNAME, 4, data); | |
| 355 | return -EINVAL; | |
| 356 | } | |
| 357 | ||
| 358 | if (offset + 8 + wordcount * 4 > len) { | |
| 359 | dev_warn(&state->i2c->dev, | |
| 360 | "%s: len is too small for block len=%d, wordcount=%d\n", | |
| 361 | KBUILD_MODNAME, len, wordcount); | |
| 362 | return -EINVAL; | |
| 363 | } | |
| 364 | ||
| 365 | buf_ctrl[0] = wordcount - 1; | |
| 366 | ||
| 367 | ret = si2165_write(state, 0x0364, buf_ctrl, 4); | |
| 368 | if (ret < 0) | |
| 369 | goto error; | |
| 370 | ret = si2165_write(state, 0x0368, data+offset+4, 4); | |
| 371 | if (ret < 0) | |
| 372 | goto error; | |
| 373 | ||
| 374 | offset += 8; | |
| 375 | ||
| 376 | while (wordcount > 0) { | |
| 377 | ret = si2165_write(state, 0x36c, data+offset, 4); | |
| 378 | if (ret < 0) | |
| 379 | goto error; | |
| 380 | wordcount--; | |
| 381 | offset += 4; | |
| 382 | } | |
| 383 | cur_block++; | |
| 384 | } | |
| 385 | ||
| 386 | deb_fw_load("si2165_upload_firmware_block after while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n", | |
| 387 | len, offset, cur_block, block_count); | |
| 388 | ||
| 389 | if (poffset) | |
| 390 | *poffset = offset; | |
| 391 | ||
| 392 | deb_fw_load("si2165_upload_firmware_block returned offset=0x%x\n", | |
| 393 | offset); | |
| 394 | ||
| 395 | return 0; | |
| 396 | error: | |
| 397 | return ret; | |
| 398 | } | |
| 399 | ||
| 400 | static int si2165_upload_firmware(struct si2165_state *state) | |
| 401 | { | |
| 402 | /* int ret; */ | |
| 403 | u8 val[3]; | |
| 404 | u16 val16; | |
| 405 | int ret; | |
| 406 | ||
| 407 | const struct firmware *fw = NULL; | |
| 55bea400 | 408 | u8 *fw_file; |
| 3e54a169 MS |
409 | const u8 *data; |
| 410 | u32 len; | |
| 411 | u32 offset; | |
| 412 | u8 patch_version; | |
| 413 | u8 block_count; | |
| 414 | u16 crc_expected; | |
| 415 | ||
| 55bea400 MS |
416 | switch (state->chip_revcode) { |
| 417 | case 0x03: /* revision D */ | |
| 418 | fw_file = SI2165_FIRMWARE_REV_D; | |
| 419 | break; | |
| 420 | default: | |
| 421 | dev_info(&state->i2c->dev, "%s: no firmware file for revision=%d\n", | |
| 422 | KBUILD_MODNAME, state->chip_revcode); | |
| 423 | return 0; | |
| 424 | } | |
| 425 | ||
| 3e54a169 MS |
426 | /* request the firmware, this will block and timeout */ |
| 427 | ret = request_firmware(&fw, fw_file, state->i2c->dev.parent); | |
| 428 | if (ret) { | |
| 55bea400 | 429 | dev_warn(&state->i2c->dev, "%s: firmware file '%s' not found\n", |
| 3e54a169 MS |
430 | KBUILD_MODNAME, fw_file); |
| 431 | goto error; | |
| 432 | } | |
| 433 | ||
| 434 | data = fw->data; | |
| 435 | len = fw->size; | |
| 436 | ||
| 437 | dev_info(&state->i2c->dev, "%s: downloading firmware from file '%s' size=%d\n", | |
| 438 | KBUILD_MODNAME, fw_file, len); | |
| 439 | ||
| 440 | if (len % 4 != 0) { | |
| 441 | dev_warn(&state->i2c->dev, "%s: firmware size is not multiple of 4\n", | |
| 442 | KBUILD_MODNAME); | |
| 443 | ret = -EINVAL; | |
| 444 | goto error; | |
| 445 | } | |
| 446 | ||
| 447 | /* check header (8 bytes) */ | |
| 448 | if (len < 8) { | |
| 449 | dev_warn(&state->i2c->dev, "%s: firmware header is missing\n", | |
| 450 | KBUILD_MODNAME); | |
| 451 | ret = -EINVAL; | |
| 452 | goto error; | |
| 453 | } | |
| 454 | ||
| 455 | if (data[0] != 1 || data[1] != 0) { | |
| 456 | dev_warn(&state->i2c->dev, "%s: firmware file version is wrong\n", | |
| 457 | KBUILD_MODNAME); | |
| 458 | ret = -EINVAL; | |
| 459 | goto error; | |
| 460 | } | |
| 461 | ||
| 462 | patch_version = data[2]; | |
| 463 | block_count = data[4]; | |
| 464 | crc_expected = data[7] << 8 | data[6]; | |
| 465 | ||
| 466 | /* start uploading fw */ | |
| 467 | /* boot/wdog status */ | |
| 468 | ret = si2165_writereg8(state, 0x0341, 0x00); | |
| 469 | if (ret < 0) | |
| 470 | goto error; | |
| 471 | /* reset */ | |
| 472 | ret = si2165_writereg8(state, 0x00c0, 0x00); | |
| 473 | if (ret < 0) | |
| 474 | goto error; | |
| 475 | /* boot/wdog status */ | |
| 476 | ret = si2165_readreg8(state, 0x0341, val); | |
| 477 | if (ret < 0) | |
| 478 | goto error; | |
| 479 | ||
| 480 | /* enable reset on error */ | |
| 481 | ret = si2165_readreg8(state, 0x035c, val); | |
| 482 | if (ret < 0) | |
| 483 | goto error; | |
| 484 | ret = si2165_readreg8(state, 0x035c, val); | |
| 485 | if (ret < 0) | |
| 486 | goto error; | |
| 487 | ret = si2165_writereg8(state, 0x035c, 0x02); | |
| 488 | if (ret < 0) | |
| 489 | goto error; | |
| 490 | ||
| 491 | /* start right after the header */ | |
| 492 | offset = 8; | |
| 493 | ||
| 494 | dev_info(&state->i2c->dev, "%s: si2165_upload_firmware extracted patch_version=0x%02x, block_count=0x%02x, crc_expected=0x%04x\n", | |
| 495 | KBUILD_MODNAME, patch_version, block_count, crc_expected); | |
| 496 | ||
| 497 | ret = si2165_upload_firmware_block(state, data, len, &offset, 1); | |
| 498 | if (ret < 0) | |
| 499 | goto error; | |
| 500 | ||
| 501 | ret = si2165_writereg8(state, 0x0344, patch_version); | |
| 502 | if (ret < 0) | |
| 503 | goto error; | |
| 504 | ||
| 505 | /* reset crc */ | |
| 506 | ret = si2165_writereg8(state, 0x0379, 0x01); | |
| 507 | if (ret) | |
| 508 | return ret; | |
| 509 | ||
| 510 | ret = si2165_upload_firmware_block(state, data, len, | |
| 511 | &offset, block_count); | |
| 512 | if (ret < 0) { | |
| 513 | dev_err(&state->i2c->dev, | |
| 514 | "%s: firmare could not be uploaded\n", | |
| 515 | KBUILD_MODNAME); | |
| 516 | goto error; | |
| 517 | } | |
| 518 | ||
| 519 | /* read crc */ | |
| 520 | ret = si2165_readreg16(state, 0x037a, &val16); | |
| 521 | if (ret) | |
| 522 | goto error; | |
| 523 | ||
| 524 | if (val16 != crc_expected) { | |
| 525 | dev_err(&state->i2c->dev, | |
| 526 | "%s: firmware crc mismatch %04x != %04x\n", | |
| 527 | KBUILD_MODNAME, val16, crc_expected); | |
| 528 | ret = -EINVAL; | |
| 529 | goto error; | |
| 530 | } | |
| 531 | ||
| 532 | ret = si2165_upload_firmware_block(state, data, len, &offset, 5); | |
| 533 | if (ret) | |
| 534 | goto error; | |
| 535 | ||
| 536 | if (len != offset) { | |
| 537 | dev_err(&state->i2c->dev, | |
| 538 | "%s: firmare len mismatch %04x != %04x\n", | |
| 539 | KBUILD_MODNAME, len, offset); | |
| 540 | ret = -EINVAL; | |
| 541 | goto error; | |
| 542 | } | |
| 543 | ||
| 544 | /* reset watchdog error register */ | |
| 545 | ret = si2165_writereg_mask8(state, 0x0341, 0x02, 0x02); | |
| 546 | if (ret < 0) | |
| 547 | goto error; | |
| 548 | ||
| 549 | /* enable reset on error */ | |
| 550 | ret = si2165_writereg_mask8(state, 0x035c, 0x01, 0x01); | |
| 551 | if (ret < 0) | |
| 552 | goto error; | |
| 553 | ||
| 554 | dev_info(&state->i2c->dev, "%s: fw load finished\n", KBUILD_MODNAME); | |
| 555 | ||
| 556 | ret = 0; | |
| 557 | state->firmware_loaded = true; | |
| 558 | error: | |
| 559 | if (fw) { | |
| 560 | release_firmware(fw); | |
| 561 | fw = NULL; | |
| 562 | } | |
| 563 | ||
| 564 | return ret; | |
| 565 | } | |
| 566 | ||
| 567 | static int si2165_init(struct dvb_frontend *fe) | |
| 568 | { | |
| 569 | int ret = 0; | |
| 570 | struct si2165_state *state = fe->demodulator_priv; | |
| 571 | u8 val; | |
| 572 | u8 patch_version = 0x00; | |
| 573 | ||
| 574 | dprintk("%s: called\n", __func__); | |
| 575 | ||
| 576 | /* powerup */ | |
| 577 | ret = si2165_writereg8(state, 0x0000, state->config.chip_mode); | |
| 578 | if (ret < 0) | |
| 579 | goto error; | |
| 580 | /* dsp_clock_enable */ | |
| 581 | ret = si2165_writereg8(state, 0x0104, 0x01); | |
| 582 | if (ret < 0) | |
| 583 | goto error; | |
| 584 | ret = si2165_readreg8(state, 0x0000, &val); /* verify chip_mode */ | |
| 585 | if (ret < 0) | |
| 586 | goto error; | |
| 587 | if (val != state->config.chip_mode) { | |
| 588 | dev_err(&state->i2c->dev, "%s: could not set chip_mode\n", | |
| 589 | KBUILD_MODNAME); | |
| 590 | return -EINVAL; | |
| 591 | } | |
| 592 | ||
| 593 | /* agc */ | |
| 594 | ret = si2165_writereg8(state, 0x018b, 0x00); | |
| 595 | if (ret < 0) | |
| 596 | goto error; | |
| 597 | ret = si2165_writereg8(state, 0x0190, 0x01); | |
| 598 | if (ret < 0) | |
| 599 | goto error; | |
| 600 | ret = si2165_writereg8(state, 0x0170, 0x00); | |
| 601 | if (ret < 0) | |
| 602 | goto error; | |
| 603 | ret = si2165_writereg8(state, 0x0171, 0x07); | |
| 604 | if (ret < 0) | |
| 605 | goto error; | |
| 606 | /* rssi pad */ | |
| 607 | ret = si2165_writereg8(state, 0x0646, 0x00); | |
| 608 | if (ret < 0) | |
| 609 | goto error; | |
| 610 | ret = si2165_writereg8(state, 0x0641, 0x00); | |
| 611 | if (ret < 0) | |
| 612 | goto error; | |
| 613 | ||
| 614 | ret = si2165_init_pll(state); | |
| 615 | if (ret < 0) | |
| 616 | goto error; | |
| 617 | ||
| 618 | /* enable chip_init */ | |
| 619 | ret = si2165_writereg8(state, 0x0050, 0x01); | |
| 620 | if (ret < 0) | |
| 621 | goto error; | |
| 622 | /* set start_init */ | |
| 623 | ret = si2165_writereg8(state, 0x0096, 0x01); | |
| 624 | if (ret < 0) | |
| 625 | goto error; | |
| 626 | ret = si2165_wait_init_done(state); | |
| 627 | if (ret < 0) | |
| 628 | goto error; | |
| 629 | ||
| 630 | /* disable chip_init */ | |
| 631 | ret = si2165_writereg8(state, 0x0050, 0x00); | |
| 632 | if (ret < 0) | |
| 633 | goto error; | |
| 634 | ||
| 635 | /* ber_pkt */ | |
| 636 | ret = si2165_writereg16(state, 0x0470 , 0x7530); | |
| 637 | if (ret < 0) | |
| 638 | goto error; | |
| 639 | ||
| 640 | ret = si2165_readreg8(state, 0x0344, &patch_version); | |
| 641 | if (ret < 0) | |
| 642 | goto error; | |
| 643 | ||
| 644 | ret = si2165_writereg8(state, 0x00cb, 0x00); | |
| 645 | if (ret < 0) | |
| 646 | goto error; | |
| 647 | ||
| 648 | /* dsp_addr_jump */ | |
| 649 | ret = si2165_writereg32(state, 0x0348, 0xf4000000); | |
| 650 | if (ret < 0) | |
| 651 | goto error; | |
| 652 | /* boot/wdog status */ | |
| 653 | ret = si2165_readreg8(state, 0x0341, &val); | |
| 654 | if (ret < 0) | |
| 655 | goto error; | |
| 656 | ||
| 657 | if (patch_version == 0x00) { | |
| 658 | ret = si2165_upload_firmware(state); | |
| 659 | if (ret < 0) | |
| 660 | goto error; | |
| 661 | } | |
| 662 | ||
| 663 | /* write adc values after each reset*/ | |
| 664 | ret = si2165_writereg8(state, 0x012a, 0x46); | |
| 665 | if (ret < 0) | |
| 666 | goto error; | |
| 667 | ret = si2165_writereg8(state, 0x012c, 0x00); | |
| 668 | if (ret < 0) | |
| 669 | goto error; | |
| 670 | ret = si2165_writereg8(state, 0x012e, 0x0a); | |
| 671 | if (ret < 0) | |
| 672 | goto error; | |
| 673 | ret = si2165_writereg8(state, 0x012f, 0xff); | |
| 674 | if (ret < 0) | |
| 675 | goto error; | |
| 676 | ret = si2165_writereg8(state, 0x0123, 0x70); | |
| 677 | if (ret < 0) | |
| 678 | goto error; | |
| 679 | ||
| 680 | return 0; | |
| 681 | error: | |
| 682 | return ret; | |
| 683 | } | |
| 684 | ||
| 685 | static int si2165_sleep(struct dvb_frontend *fe) | |
| 686 | { | |
| 687 | int ret; | |
| 688 | struct si2165_state *state = fe->demodulator_priv; | |
| 689 | ||
| 690 | /* dsp clock disable */ | |
| 691 | ret = si2165_writereg8(state, 0x0104, 0x00); | |
| 692 | if (ret < 0) | |
| 693 | return ret; | |
| 694 | /* chip mode */ | |
| 695 | ret = si2165_writereg8(state, 0x0000, SI2165_MODE_OFF); | |
| 696 | if (ret < 0) | |
| 697 | return ret; | |
| 698 | return 0; | |
| 699 | } | |
| 700 | ||
| 701 | static int si2165_read_status(struct dvb_frontend *fe, fe_status_t *status) | |
| 702 | { | |
| 703 | int ret; | |
| 704 | u8 fec_lock = 0; | |
| 705 | struct si2165_state *state = fe->demodulator_priv; | |
| 706 | ||
| 707 | if (!state->has_dvbt) | |
| 708 | return -EINVAL; | |
| 709 | ||
| 710 | /* check fec_lock */ | |
| 711 | ret = si2165_readreg8(state, 0x4e0, &fec_lock); | |
| 712 | if (ret < 0) | |
| 713 | return ret; | |
| 714 | *status = 0; | |
| 715 | if (fec_lock & 0x01) { | |
| 716 | *status |= FE_HAS_SIGNAL; | |
| 717 | *status |= FE_HAS_CARRIER; | |
| 718 | *status |= FE_HAS_VITERBI; | |
| 719 | *status |= FE_HAS_SYNC; | |
| 720 | *status |= FE_HAS_LOCK; | |
| 721 | } | |
| 722 | ||
| 723 | return 0; | |
| 724 | } | |
| 725 | ||
| 726 | static int si2165_set_oversamp(struct si2165_state *state, u32 dvb_rate) | |
| 727 | { | |
| 728 | u64 oversamp; | |
| 729 | u32 reg_value; | |
| 730 | ||
| 731 | oversamp = si2165_get_fe_clk(state); | |
| 732 | oversamp <<= 23; | |
| 733 | do_div(oversamp, dvb_rate); | |
| 734 | reg_value = oversamp & 0x3fffffff; | |
| 735 | ||
| 736 | /* oversamp, usbdump contained 0x03100000; */ | |
| 737 | return si2165_writereg32(state, 0x00e4, reg_value); | |
| 738 | } | |
| 739 | ||
| 740 | static int si2165_set_if_freq_shift(struct si2165_state *state, u32 IF) | |
| 741 | { | |
| 742 | u64 if_freq_shift; | |
| 743 | s32 reg_value = 0; | |
| 744 | u32 fe_clk = si2165_get_fe_clk(state); | |
| 745 | ||
| 746 | if_freq_shift = IF; | |
| 747 | if_freq_shift <<= 29; | |
| 748 | ||
| 749 | do_div(if_freq_shift, fe_clk); | |
| 750 | reg_value = (s32)if_freq_shift; | |
| 751 | ||
| 752 | if (state->config.inversion) | |
| 753 | reg_value = -reg_value; | |
| 754 | ||
| 755 | reg_value = reg_value & 0x1fffffff; | |
| 756 | ||
| 757 | /* if_freq_shift, usbdump contained 0x023ee08f; */ | |
| 758 | return si2165_writereg32(state, 0x00e8, reg_value); | |
| 759 | } | |
| 760 | ||
| 761 | static int si2165_set_parameters(struct dvb_frontend *fe) | |
| 762 | { | |
| 763 | int ret; | |
| 764 | struct dtv_frontend_properties *p = &fe->dtv_property_cache; | |
| 765 | struct si2165_state *state = fe->demodulator_priv; | |
| 766 | u8 val[3]; | |
| 767 | u32 IF; | |
| 768 | u32 dvb_rate = 0; | |
| 769 | u16 bw10k; | |
| 770 | ||
| 771 | dprintk("%s: called\n", __func__); | |
| 772 | ||
| 773 | if (!fe->ops.tuner_ops.get_if_frequency) { | |
| 774 | dev_err(&state->i2c->dev, | |
| 775 | "%s: Error: get_if_frequency() not defined at tuner. Can't work without it!\n", | |
| 776 | KBUILD_MODNAME); | |
| 777 | return -EINVAL; | |
| 778 | } | |
| 779 | ||
| 780 | if (!state->has_dvbt) | |
| 781 | return -EINVAL; | |
| 782 | ||
| 783 | if (p->bandwidth_hz > 0) { | |
| 784 | dvb_rate = p->bandwidth_hz * 8 / 7; | |
| 785 | bw10k = p->bandwidth_hz / 10000; | |
| 786 | } else { | |
| 787 | dvb_rate = 8 * 8 / 7; | |
| 788 | bw10k = 800; | |
| 789 | } | |
| 790 | ||
| 791 | /* standard = DVB-T */ | |
| 792 | ret = si2165_writereg8(state, 0x00ec, 0x01); | |
| 793 | if (ret < 0) | |
| 794 | return ret; | |
| 795 | ret = si2165_adjust_pll_divl(state, 12); | |
| 796 | if (ret < 0) | |
| 797 | return ret; | |
| 798 | ||
| 799 | fe->ops.tuner_ops.get_if_frequency(fe, &IF); | |
| 800 | ret = si2165_set_if_freq_shift(state, IF); | |
| 801 | if (ret < 0) | |
| 802 | return ret; | |
| 803 | ret = si2165_writereg8(state, 0x08f8, 0x00); | |
| 804 | if (ret < 0) | |
| 805 | return ret; | |
| 806 | /* ts output config */ | |
| 807 | ret = si2165_writereg8(state, 0x04e4, 0x20); | |
| 808 | if (ret < 0) | |
| 809 | return ret; | |
| 810 | ret = si2165_writereg16(state, 0x04ef, 0x00fe); | |
| 811 | if (ret < 0) | |
| 812 | return ret; | |
| 813 | ret = si2165_writereg24(state, 0x04f4, 0x555555); | |
| 814 | if (ret < 0) | |
| 815 | return ret; | |
| 816 | ret = si2165_writereg8(state, 0x04e5, 0x01); | |
| 817 | if (ret < 0) | |
| 818 | return ret; | |
| 819 | /* bandwidth in 10KHz steps */ | |
| 820 | ret = si2165_writereg16(state, 0x0308, bw10k); | |
| 821 | if (ret < 0) | |
| 822 | return ret; | |
| 823 | ret = si2165_set_oversamp(state, dvb_rate); | |
| 824 | if (ret < 0) | |
| 825 | return ret; | |
| 826 | /* impulsive_noise_remover */ | |
| 827 | ret = si2165_writereg8(state, 0x031c, 0x01); | |
| 828 | if (ret < 0) | |
| 829 | return ret; | |
| 830 | ret = si2165_writereg8(state, 0x00cb, 0x00); | |
| 831 | if (ret < 0) | |
| 832 | return ret; | |
| 833 | /* agc2 */ | |
| 834 | ret = si2165_writereg8(state, 0x016e, 0x41); | |
| 835 | if (ret < 0) | |
| 836 | return ret; | |
| 837 | ret = si2165_writereg8(state, 0x016c, 0x0e); | |
| 838 | if (ret < 0) | |
| 839 | return ret; | |
| 840 | ret = si2165_writereg8(state, 0x016d, 0x10); | |
| 841 | if (ret < 0) | |
| 842 | return ret; | |
| 843 | /* agc */ | |
| 844 | ret = si2165_writereg8(state, 0x015b, 0x03); | |
| 845 | if (ret < 0) | |
| 846 | return ret; | |
| 847 | ret = si2165_writereg8(state, 0x0150, 0x78); | |
| 848 | if (ret < 0) | |
| 849 | return ret; | |
| 850 | /* agc */ | |
| 851 | ret = si2165_writereg8(state, 0x01a0, 0x78); | |
| 852 | if (ret < 0) | |
| 853 | return ret; | |
| 854 | ret = si2165_writereg8(state, 0x01c8, 0x68); | |
| 855 | if (ret < 0) | |
| 856 | return ret; | |
| 857 | /* freq_sync_range */ | |
| 858 | ret = si2165_writereg16(state, 0x030c, 0x0064); | |
| 859 | if (ret < 0) | |
| 860 | return ret; | |
| 861 | /* gp_reg0 */ | |
| 862 | ret = si2165_readreg8(state, 0x0387, val); | |
| 863 | if (ret < 0) | |
| 864 | return ret; | |
| 865 | ret = si2165_writereg8(state, 0x0387, 0x00); | |
| 866 | if (ret < 0) | |
| 867 | return ret; | |
| 868 | /* dsp_addr_jump */ | |
| 869 | ret = si2165_writereg32(state, 0x0348, 0xf4000000); | |
| 870 | if (ret < 0) | |
| 871 | return ret; | |
| 872 | ||
| 873 | if (fe->ops.tuner_ops.set_params) | |
| 874 | fe->ops.tuner_ops.set_params(fe); | |
| 875 | ||
| 876 | /* recalc if_freq_shift if IF might has changed */ | |
| 877 | fe->ops.tuner_ops.get_if_frequency(fe, &IF); | |
| 878 | ret = si2165_set_if_freq_shift(state, IF); | |
| 879 | if (ret < 0) | |
| 880 | return ret; | |
| 881 | ||
| 882 | /* boot/wdog status */ | |
| 883 | ret = si2165_readreg8(state, 0x0341, val); | |
| 884 | if (ret < 0) | |
| 885 | return ret; | |
| 886 | ret = si2165_writereg8(state, 0x0341, 0x00); | |
| 887 | if (ret < 0) | |
| 888 | return ret; | |
| 889 | /* reset all */ | |
| 890 | ret = si2165_writereg8(state, 0x00c0, 0x00); | |
| 891 | if (ret < 0) | |
| 892 | return ret; | |
| 893 | /* gp_reg0 */ | |
| 894 | ret = si2165_writereg32(state, 0x0384, 0x00000000); | |
| 895 | if (ret < 0) | |
| 896 | return ret; | |
| 897 | /* start_synchro */ | |
| 898 | ret = si2165_writereg8(state, 0x02e0, 0x01); | |
| 899 | if (ret < 0) | |
| 900 | return ret; | |
| 901 | /* boot/wdog status */ | |
| 902 | ret = si2165_readreg8(state, 0x0341, val); | |
| 903 | if (ret < 0) | |
| 904 | return ret; | |
| 905 | ||
| 906 | return 0; | |
| 907 | } | |
| 908 | ||
| 909 | static void si2165_release(struct dvb_frontend *fe) | |
| 910 | { | |
| 911 | struct si2165_state *state = fe->demodulator_priv; | |
| 912 | ||
| 913 | dprintk("%s: called\n", __func__); | |
| 914 | kfree(state); | |
| 915 | } | |
| 916 | ||
| 917 | static struct dvb_frontend_ops si2165_ops = { | |
| 918 | .info = { | |
| 119bd82e | 919 | .name = "Silicon Labs ", |
| 3e54a169 MS |
920 | .caps = FE_CAN_FEC_1_2 | |
| 921 | FE_CAN_FEC_2_3 | | |
| 922 | FE_CAN_FEC_3_4 | | |
| 923 | FE_CAN_FEC_5_6 | | |
| 924 | FE_CAN_FEC_7_8 | | |
| 925 | FE_CAN_FEC_AUTO | | |
| 926 | FE_CAN_QPSK | | |
| 927 | FE_CAN_QAM_16 | | |
| 928 | FE_CAN_QAM_32 | | |
| 929 | FE_CAN_QAM_64 | | |
| 930 | FE_CAN_QAM_128 | | |
| 931 | FE_CAN_QAM_256 | | |
| 932 | FE_CAN_QAM_AUTO | | |
| 933 | FE_CAN_TRANSMISSION_MODE_AUTO | | |
| 934 | FE_CAN_GUARD_INTERVAL_AUTO | | |
| 935 | FE_CAN_HIERARCHY_AUTO | | |
| 936 | FE_CAN_MUTE_TS | | |
| 937 | FE_CAN_TRANSMISSION_MODE_AUTO | | |
| 938 | FE_CAN_RECOVER | |
| 939 | }, | |
| 940 | ||
| 941 | .get_tune_settings = si2165_get_tune_settings, | |
| 942 | ||
| 943 | .init = si2165_init, | |
| 944 | .sleep = si2165_sleep, | |
| 945 | ||
| 946 | .set_frontend = si2165_set_parameters, | |
| 947 | .read_status = si2165_read_status, | |
| 948 | ||
| 949 | .release = si2165_release, | |
| 950 | }; | |
| 951 | ||
| 952 | struct dvb_frontend *si2165_attach(const struct si2165_config *config, | |
| 953 | struct i2c_adapter *i2c) | |
| 954 | { | |
| 955 | struct si2165_state *state = NULL; | |
| 956 | int n; | |
| 957 | int io_ret; | |
| 958 | u8 val; | |
| 119bd82e MS |
959 | char rev_char; |
| 960 | const char *chip_name; | |
| 3e54a169 MS |
961 | |
| 962 | if (config == NULL || i2c == NULL) | |
| 963 | goto error; | |
| 964 | ||
| 965 | /* allocate memory for the internal state */ | |
| 966 | state = kzalloc(sizeof(struct si2165_state), GFP_KERNEL); | |
| 967 | if (state == NULL) | |
| 968 | goto error; | |
| 969 | ||
| 970 | /* setup the state */ | |
| 971 | state->i2c = i2c; | |
| 972 | state->config = *config; | |
| 973 | ||
| 974 | if (state->config.ref_freq_Hz < 4000000 | |
| 975 | || state->config.ref_freq_Hz > 27000000) { | |
| 976 | dev_err(&state->i2c->dev, "%s: ref_freq of %d Hz not supported by this driver\n", | |
| 977 | KBUILD_MODNAME, state->config.ref_freq_Hz); | |
| 978 | goto error; | |
| 979 | } | |
| 980 | ||
| 981 | /* create dvb_frontend */ | |
| 982 | memcpy(&state->frontend.ops, &si2165_ops, | |
| 983 | sizeof(struct dvb_frontend_ops)); | |
| 984 | state->frontend.demodulator_priv = state; | |
| 985 | ||
| 986 | /* powerup */ | |
| 987 | io_ret = si2165_writereg8(state, 0x0000, state->config.chip_mode); | |
| 988 | if (io_ret < 0) | |
| 989 | goto error; | |
| 990 | ||
| 991 | io_ret = si2165_readreg8(state, 0x0000, &val); | |
| 992 | if (io_ret < 0) | |
| 993 | goto error; | |
| 994 | if (val != state->config.chip_mode) | |
| 995 | goto error; | |
| 996 | ||
| 55bea400 | 997 | io_ret = si2165_readreg8(state, 0x0023, &state->chip_revcode); |
| 3e54a169 MS |
998 | if (io_ret < 0) |
| 999 | goto error; | |
| 1000 | ||
| 1001 | io_ret = si2165_readreg8(state, 0x0118, &state->chip_type); | |
| 1002 | if (io_ret < 0) | |
| 1003 | goto error; | |
| 1004 | ||
| 1005 | /* powerdown */ | |
| 1006 | io_ret = si2165_writereg8(state, 0x0000, SI2165_MODE_OFF); | |
| 1007 | if (io_ret < 0) | |
| 1008 | goto error; | |
| 1009 | ||
| 119bd82e MS |
1010 | if (state->chip_revcode < 26) |
| 1011 | rev_char = 'A' + state->chip_revcode; | |
| 1012 | else | |
| 1013 | rev_char = '?'; | |
| 3e54a169 | 1014 | |
| 119bd82e MS |
1015 | switch (state->chip_type) { |
| 1016 | case 0x06: | |
| 1017 | chip_name = "Si2161"; | |
| 1018 | state->has_dvbt = true; | |
| 1019 | break; | |
| 1020 | case 0x07: | |
| 1021 | chip_name = "Si2165"; | |
| 3e54a169 MS |
1022 | state->has_dvbt = true; |
| 1023 | state->has_dvbc = true; | |
| 119bd82e MS |
1024 | break; |
| 1025 | default: | |
| 1026 | dev_err(&state->i2c->dev, "%s: Unsupported Silicon Labs chip (type %d, rev %d)\n", | |
| 1027 | KBUILD_MODNAME, state->chip_type, state->chip_revcode); | |
| 3e54a169 MS |
1028 | goto error; |
| 1029 | } | |
| 1030 | ||
| 119bd82e MS |
1031 | dev_info(&state->i2c->dev, |
| 1032 | "%s: Detected Silicon Labs %s-%c (type %d, rev %d)\n", | |
| 1033 | KBUILD_MODNAME, chip_name, rev_char, state->chip_type, | |
| 1034 | state->chip_revcode); | |
| 1035 | ||
| 1036 | strlcat(state->frontend.ops.info.name, chip_name, | |
| 1037 | sizeof(state->frontend.ops.info.name)); | |
| 1038 | ||
| 3e54a169 MS |
1039 | n = 0; |
| 1040 | if (state->has_dvbt) { | |
| 1041 | state->frontend.ops.delsys[n++] = SYS_DVBT; | |
| 1042 | strlcat(state->frontend.ops.info.name, " DVB-T", | |
| 1043 | sizeof(state->frontend.ops.info.name)); | |
| 1044 | } | |
| 1045 | if (state->has_dvbc) | |
| 1046 | dev_warn(&state->i2c->dev, "%s: DVB-C is not yet supported.\n", | |
| 1047 | KBUILD_MODNAME); | |
| 1048 | ||
| 1049 | return &state->frontend; | |
| 1050 | ||
| 1051 | error: | |
| 1052 | kfree(state); | |
| 1053 | return NULL; | |
| 1054 | } | |
| 1055 | EXPORT_SYMBOL(si2165_attach); | |
| 1056 | ||
| 1057 | module_param(debug, int, 0644); | |
| 1058 | MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); | |
| 1059 | ||
| 1060 | MODULE_DESCRIPTION("Silicon Labs Si2165 DVB-C/-T Demodulator driver"); | |
| 1061 | MODULE_AUTHOR("Matthias Schwarzott <zzam@gentoo.org>"); | |
| 1062 | MODULE_LICENSE("GPL"); | |
| 55bea400 | 1063 | MODULE_FIRMWARE(SI2165_FIRMWARE_REV_D); |