1 /* 2 * Broadcom specific AMBA 3 * ChipCommon Power Management Unit driver 4 * 5 * Copyright 2009, Michael Buesch <m@bues.ch> 6 * Copyright 2007, 2011, Broadcom Corporation 7 * Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de> 8 * 9 * Licensed under the GNU/GPL. See COPYING for details. 10 */ 11 12 #include "bcma_private.h" 13 #include <linux/export.h> 14 #include <linux/bcma/bcma.h> 15 16 static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) 17 { 18 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); 19 bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); 20 return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); 21 } 22 23 void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value) 24 { 25 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); 26 bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); 27 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value); 28 } 29 EXPORT_SYMBOL_GPL(bcma_chipco_pll_write); 30 31 void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask, 32 u32 set) 33 { 34 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); 35 bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); 36 bcma_cc_maskset32(cc, BCMA_CC_PLLCTL_DATA, mask, set); 37 } 38 EXPORT_SYMBOL_GPL(bcma_chipco_pll_maskset); 39 40 void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc, 41 u32 offset, u32 mask, u32 set) 42 { 43 bcma_cc_write32(cc, BCMA_CC_CHIPCTL_ADDR, offset); 44 bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR); 45 bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL_DATA, mask, set); 46 } 47 EXPORT_SYMBOL_GPL(bcma_chipco_chipctl_maskset); 48 49 void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask, 50 u32 set) 51 { 52 bcma_cc_write32(cc, BCMA_CC_REGCTL_ADDR, offset); 53 bcma_cc_read32(cc, BCMA_CC_REGCTL_ADDR); 54 bcma_cc_maskset32(cc, BCMA_CC_REGCTL_DATA, mask, set); 55 } 56 EXPORT_SYMBOL_GPL(bcma_chipco_regctl_maskset); 57 58 static void bcma_pmu_resources_init(struct bcma_drv_cc *cc) 59 { 60 struct bcma_bus *bus = cc->core->bus; 61 u32 min_msk = 0, max_msk = 0; 62 63 switch (bus->chipinfo.id) { 64 case BCMA_CHIP_ID_BCM4313: 65 min_msk = 0x200D; 66 max_msk = 0xFFFF; 67 break; 68 default: 69 bcma_debug(bus, "PMU resource config unknown or not needed for device 0x%04X\n", 70 bus->chipinfo.id); 71 } 72 73 /* Set the resource masks. */ 74 if (min_msk) 75 bcma_cc_write32(cc, BCMA_CC_PMU_MINRES_MSK, min_msk); 76 if (max_msk) 77 bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk); 78 79 /* Add some delay; allow resources to come up and settle. */ 80 mdelay(2); 81 } 82 83 /* Disable to allow reading SPROM. Don't know the adventages of enabling it. */ 84 void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable) 85 { 86 struct bcma_bus *bus = cc->core->bus; 87 u32 val; 88 89 val = bcma_cc_read32(cc, BCMA_CC_CHIPCTL); 90 if (enable) { 91 val |= BCMA_CHIPCTL_4331_EXTPA_EN; 92 if (bus->chipinfo.pkg == 9 || bus->chipinfo.pkg == 11) 93 val |= BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5; 94 else if (bus->chipinfo.rev > 0) 95 val |= BCMA_CHIPCTL_4331_EXTPA_EN2; 96 } else { 97 val &= ~BCMA_CHIPCTL_4331_EXTPA_EN; 98 val &= ~BCMA_CHIPCTL_4331_EXTPA_EN2; 99 val &= ~BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5; 100 } 101 bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val); 102 } 103 104 void bcma_pmu_workarounds(struct bcma_drv_cc *cc) 105 { 106 struct bcma_bus *bus = cc->core->bus; 107 108 switch (bus->chipinfo.id) { 109 case BCMA_CHIP_ID_BCM4313: 110 /* enable 12 mA drive strenth for 4313 and set chipControl 111 register bit 1 */ 112 bcma_chipco_chipctl_maskset(cc, 0, 113 ~BCMA_CCTRL_4313_12MA_LED_DRIVE, 114 BCMA_CCTRL_4313_12MA_LED_DRIVE); 115 break; 116 case BCMA_CHIP_ID_BCM4331: 117 case BCMA_CHIP_ID_BCM43431: 118 /* Ext PA lines must be enabled for tx on BCM4331 */ 119 bcma_chipco_bcm4331_ext_pa_lines_ctl(cc, true); 120 break; 121 case BCMA_CHIP_ID_BCM43224: 122 case BCMA_CHIP_ID_BCM43421: 123 /* enable 12 mA drive strenth for 43224 and set chipControl 124 register bit 15 */ 125 if (bus->chipinfo.rev == 0) { 126 bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL, 127 ~BCMA_CCTRL_43224_GPIO_TOGGLE, 128 BCMA_CCTRL_43224_GPIO_TOGGLE); 129 bcma_chipco_chipctl_maskset(cc, 0, 130 ~BCMA_CCTRL_43224A0_12MA_LED_DRIVE, 131 BCMA_CCTRL_43224A0_12MA_LED_DRIVE); 132 } else { 133 bcma_chipco_chipctl_maskset(cc, 0, 134 ~BCMA_CCTRL_43224B0_12MA_LED_DRIVE, 135 BCMA_CCTRL_43224B0_12MA_LED_DRIVE); 136 } 137 break; 138 default: 139 bcma_debug(bus, "Workarounds unknown or not needed for device 0x%04X\n", 140 bus->chipinfo.id); 141 } 142 } 143 144 void bcma_pmu_init(struct bcma_drv_cc *cc) 145 { 146 u32 pmucap; 147 148 pmucap = bcma_cc_read32(cc, BCMA_CC_PMU_CAP); 149 cc->pmu.rev = (pmucap & BCMA_CC_PMU_CAP_REVISION); 150 151 bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n", 152 cc->pmu.rev, pmucap); 153 154 if (cc->pmu.rev == 1) 155 bcma_cc_mask32(cc, BCMA_CC_PMU_CTL, 156 ~BCMA_CC_PMU_CTL_NOILPONW); 157 else 158 bcma_cc_set32(cc, BCMA_CC_PMU_CTL, 159 BCMA_CC_PMU_CTL_NOILPONW); 160 161 bcma_pmu_resources_init(cc); 162 bcma_pmu_workarounds(cc); 163 } 164 165 u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc) 166 { 167 struct bcma_bus *bus = cc->core->bus; 168 169 switch (bus->chipinfo.id) { 170 case BCMA_CHIP_ID_BCM4716: 171 case BCMA_CHIP_ID_BCM4748: 172 case BCMA_CHIP_ID_BCM47162: 173 case BCMA_CHIP_ID_BCM4313: 174 case BCMA_CHIP_ID_BCM5357: 175 case BCMA_CHIP_ID_BCM4749: 176 case BCMA_CHIP_ID_BCM53572: 177 /* always 20Mhz */ 178 return 20000 * 1000; 179 case BCMA_CHIP_ID_BCM5356: 180 case BCMA_CHIP_ID_BCM4706: 181 /* always 25Mhz */ 182 return 25000 * 1000; 183 default: 184 bcma_warn(bus, "No ALP clock specified for %04X device, pmu rev. %d, using default %d Hz\n", 185 bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK); 186 } 187 return BCMA_CC_PMU_ALP_CLOCK; 188 } 189 190 /* Find the output of the "m" pll divider given pll controls that start with 191 * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc. 192 */ 193 static u32 bcma_pmu_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m) 194 { 195 u32 tmp, div, ndiv, p1, p2, fc; 196 struct bcma_bus *bus = cc->core->bus; 197 198 BUG_ON((pll0 & 3) || (pll0 > BCMA_CC_PMU4716_MAINPLL_PLL0)); 199 200 BUG_ON(!m || m > 4); 201 202 if (bus->chipinfo.id == BCMA_CHIP_ID_BCM5357 || 203 bus->chipinfo.id == BCMA_CHIP_ID_BCM4749) { 204 /* Detect failure in clock setting */ 205 tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); 206 if (tmp & 0x40000) 207 return 133 * 1000000; 208 } 209 210 tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_P1P2_OFF); 211 p1 = (tmp & BCMA_CC_PPL_P1_MASK) >> BCMA_CC_PPL_P1_SHIFT; 212 p2 = (tmp & BCMA_CC_PPL_P2_MASK) >> BCMA_CC_PPL_P2_SHIFT; 213 214 tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_M14_OFF); 215 div = (tmp >> ((m - 1) * BCMA_CC_PPL_MDIV_WIDTH)) & 216 BCMA_CC_PPL_MDIV_MASK; 217 218 tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_NM5_OFF); 219 ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT; 220 221 /* Do calculation in Mhz */ 222 fc = bcma_pmu_alp_clock(cc) / 1000000; 223 fc = (p1 * ndiv * fc) / p2; 224 225 /* Return clock in Hertz */ 226 return (fc / div) * 1000000; 227 } 228 229 static u32 bcma_pmu_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m) 230 { 231 u32 tmp, ndiv, p1div, p2div; 232 u32 clock; 233 234 BUG_ON(!m || m > 4); 235 236 /* Get N, P1 and P2 dividers to determine CPU clock */ 237 tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PMU6_4706_PROCPLL_OFF); 238 ndiv = (tmp & BCMA_CC_PMU6_4706_PROC_NDIV_INT_MASK) 239 >> BCMA_CC_PMU6_4706_PROC_NDIV_INT_SHIFT; 240 p1div = (tmp & BCMA_CC_PMU6_4706_PROC_P1DIV_MASK) 241 >> BCMA_CC_PMU6_4706_PROC_P1DIV_SHIFT; 242 p2div = (tmp & BCMA_CC_PMU6_4706_PROC_P2DIV_MASK) 243 >> BCMA_CC_PMU6_4706_PROC_P2DIV_SHIFT; 244 245 tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); 246 if (tmp & BCMA_CC_CHIPST_4706_PKG_OPTION) 247 /* Low cost bonding: Fixed reference clock 25MHz and m = 4 */ 248 clock = (25000000 / 4) * ndiv * p2div / p1div; 249 else 250 /* Fixed reference clock 25MHz and m = 2 */ 251 clock = (25000000 / 2) * ndiv * p2div / p1div; 252 253 if (m == BCMA_CC_PMU5_MAINPLL_SSB) 254 clock = clock / 4; 255 256 return clock; 257 } 258 259 /* query bus clock frequency for PMU-enabled chipcommon */ 260 u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc) 261 { 262 struct bcma_bus *bus = cc->core->bus; 263 264 switch (bus->chipinfo.id) { 265 case BCMA_CHIP_ID_BCM4716: 266 case BCMA_CHIP_ID_BCM4748: 267 case BCMA_CHIP_ID_BCM47162: 268 return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0, 269 BCMA_CC_PMU5_MAINPLL_SSB); 270 case BCMA_CHIP_ID_BCM5356: 271 return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0, 272 BCMA_CC_PMU5_MAINPLL_SSB); 273 case BCMA_CHIP_ID_BCM5357: 274 case BCMA_CHIP_ID_BCM4749: 275 return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0, 276 BCMA_CC_PMU5_MAINPLL_SSB); 277 case BCMA_CHIP_ID_BCM4706: 278 return bcma_pmu_clock_bcm4706(cc, BCMA_CC_PMU4706_MAINPLL_PLL0, 279 BCMA_CC_PMU5_MAINPLL_SSB); 280 case BCMA_CHIP_ID_BCM53572: 281 return 75000000; 282 default: 283 bcma_warn(bus, "No backplane clock specified for %04X device, pmu rev. %d, using default %d Hz\n", 284 bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_HT_CLOCK); 285 } 286 return BCMA_CC_PMU_HT_CLOCK; 287 } 288 289 /* query cpu clock frequency for PMU-enabled chipcommon */ 290 u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc) 291 { 292 struct bcma_bus *bus = cc->core->bus; 293 294 if (bus->chipinfo.id == BCMA_CHIP_ID_BCM53572) 295 return 300000000; 296 297 if (cc->pmu.rev >= 5) { 298 u32 pll; 299 switch (bus->chipinfo.id) { 300 case BCMA_CHIP_ID_BCM4706: 301 return bcma_pmu_clock_bcm4706(cc, 302 BCMA_CC_PMU4706_MAINPLL_PLL0, 303 BCMA_CC_PMU5_MAINPLL_CPU); 304 case BCMA_CHIP_ID_BCM5356: 305 pll = BCMA_CC_PMU5356_MAINPLL_PLL0; 306 break; 307 case BCMA_CHIP_ID_BCM5357: 308 case BCMA_CHIP_ID_BCM4749: 309 pll = BCMA_CC_PMU5357_MAINPLL_PLL0; 310 break; 311 default: 312 pll = BCMA_CC_PMU4716_MAINPLL_PLL0; 313 break; 314 } 315 316 return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU); 317 } 318 319 return bcma_pmu_get_clockcontrol(cc); 320 } 321 322 static void bcma_pmu_spuravoid_pll_write(struct bcma_drv_cc *cc, u32 offset, 323 u32 value) 324 { 325 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); 326 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value); 327 } 328 329 void bcma_pmu_spuravoid_pllupdate(struct bcma_drv_cc *cc, int spuravoid) 330 { 331 u32 tmp = 0; 332 u8 phypll_offset = 0; 333 u8 bcm5357_bcm43236_p1div[] = {0x1, 0x5, 0x5}; 334 u8 bcm5357_bcm43236_ndiv[] = {0x30, 0xf6, 0xfc}; 335 struct bcma_bus *bus = cc->core->bus; 336 337 switch (bus->chipinfo.id) { 338 case BCMA_CHIP_ID_BCM5357: 339 case BCMA_CHIP_ID_BCM4749: 340 case BCMA_CHIP_ID_BCM53572: 341 /* 5357[ab]0, 43236[ab]0, and 6362b0 */ 342 343 /* BCM5357 needs to touch PLL1_PLLCTL[02], 344 so offset PLL0_PLLCTL[02] by 6 */ 345 phypll_offset = (bus->chipinfo.id == BCMA_CHIP_ID_BCM5357 || 346 bus->chipinfo.id == BCMA_CHIP_ID_BCM4749 || 347 bus->chipinfo.id == BCMA_CHIP_ID_BCM53572) ? 6 : 0; 348 349 /* RMW only the P1 divider */ 350 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, 351 BCMA_CC_PMU_PLL_CTL0 + phypll_offset); 352 tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); 353 tmp &= (~(BCMA_CC_PMU1_PLL0_PC0_P1DIV_MASK)); 354 tmp |= (bcm5357_bcm43236_p1div[spuravoid] << BCMA_CC_PMU1_PLL0_PC0_P1DIV_SHIFT); 355 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp); 356 357 /* RMW only the int feedback divider */ 358 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, 359 BCMA_CC_PMU_PLL_CTL2 + phypll_offset); 360 tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); 361 tmp &= ~(BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_MASK); 362 tmp |= (bcm5357_bcm43236_ndiv[spuravoid]) << BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_SHIFT; 363 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp); 364 365 tmp = 1 << 10; 366 break; 367 368 case BCMA_CHIP_ID_BCM4331: 369 case BCMA_CHIP_ID_BCM43431: 370 if (spuravoid == 2) { 371 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 372 0x11500014); 373 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 374 0x0FC00a08); 375 } else if (spuravoid == 1) { 376 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 377 0x11500014); 378 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 379 0x0F600a08); 380 } else { 381 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 382 0x11100014); 383 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 384 0x03000a08); 385 } 386 tmp = 1 << 10; 387 break; 388 389 case BCMA_CHIP_ID_BCM43224: 390 case BCMA_CHIP_ID_BCM43225: 391 case BCMA_CHIP_ID_BCM43421: 392 if (spuravoid == 1) { 393 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 394 0x11500010); 395 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 396 0x000C0C06); 397 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 398 0x0F600a08); 399 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 400 0x00000000); 401 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 402 0x2001E920); 403 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 404 0x88888815); 405 } else { 406 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 407 0x11100010); 408 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 409 0x000c0c06); 410 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 411 0x03000a08); 412 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 413 0x00000000); 414 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 415 0x200005c0); 416 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 417 0x88888815); 418 } 419 tmp = 1 << 10; 420 break; 421 422 case BCMA_CHIP_ID_BCM4716: 423 case BCMA_CHIP_ID_BCM4748: 424 case BCMA_CHIP_ID_BCM47162: 425 if (spuravoid == 1) { 426 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 427 0x11500060); 428 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 429 0x080C0C06); 430 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 431 0x0F600000); 432 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 433 0x00000000); 434 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 435 0x2001E924); 436 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 437 0x88888815); 438 } else { 439 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 440 0x11100060); 441 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 442 0x080c0c06); 443 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 444 0x03000000); 445 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 446 0x00000000); 447 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 448 0x200005c0); 449 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 450 0x88888815); 451 } 452 453 tmp = 3 << 9; 454 break; 455 456 case BCMA_CHIP_ID_BCM43227: 457 case BCMA_CHIP_ID_BCM43228: 458 case BCMA_CHIP_ID_BCM43428: 459 /* LCNXN */ 460 /* PLL Settings for spur avoidance on/off mode, 461 no on2 support for 43228A0 */ 462 if (spuravoid == 1) { 463 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 464 0x01100014); 465 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 466 0x040C0C06); 467 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 468 0x03140A08); 469 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 470 0x00333333); 471 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 472 0x202C2820); 473 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 474 0x88888815); 475 } else { 476 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0, 477 0x11100014); 478 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1, 479 0x040c0c06); 480 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 481 0x03000a08); 482 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3, 483 0x00000000); 484 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4, 485 0x200005c0); 486 bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 487 0x88888815); 488 } 489 tmp = 1 << 10; 490 break; 491 default: 492 bcma_err(bus, "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n", 493 bus->chipinfo.id); 494 break; 495 } 496 497 tmp |= bcma_cc_read32(cc, BCMA_CC_PMU_CTL); 498 bcma_cc_write32(cc, BCMA_CC_PMU_CTL, tmp); 499 } 500 EXPORT_SYMBOL_GPL(bcma_pmu_spuravoid_pllupdate); 501