Pileus Git - ~andy/linux/blob - drivers/bcma/driver_chipcommon_pmu.c

   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 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 EXPORT_SYMBOL_GPL(bcma_chipco_pll_read);
  23
  24 void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value)
  25 {
  26         bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
  27         bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
  28         bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value);
  29 }
  30 EXPORT_SYMBOL_GPL(bcma_chipco_pll_write);
  31
  32 void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
  33                              u32 set)
  34 {
  35         bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
  36         bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
  37         bcma_cc_maskset32(cc, BCMA_CC_PLLCTL_DATA, mask, set);
  38 }
  39 EXPORT_SYMBOL_GPL(bcma_chipco_pll_maskset);
  40
  41 void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
  42                                  u32 offset, u32 mask, u32 set)
  43 {
  44         bcma_cc_write32(cc, BCMA_CC_CHIPCTL_ADDR, offset);
  45         bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR);
  46         bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL_DATA, mask, set);
  47 }
  48 EXPORT_SYMBOL_GPL(bcma_chipco_chipctl_maskset);
  49
  50 void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
  51                                 u32 set)
  52 {
  53         bcma_cc_write32(cc, BCMA_CC_REGCTL_ADDR, offset);
  54         bcma_cc_read32(cc, BCMA_CC_REGCTL_ADDR);
  55         bcma_cc_maskset32(cc, BCMA_CC_REGCTL_DATA, mask, set);
  56 }
  57 EXPORT_SYMBOL_GPL(bcma_chipco_regctl_maskset);
  58
  59 static void bcma_pmu_resources_init(struct bcma_drv_cc *cc)
  60 {
  61         struct bcma_bus *bus = cc->core->bus;
  62         u32 min_msk = 0, max_msk = 0;
  63
  64         switch (bus->chipinfo.id) {
  65         case BCMA_CHIP_ID_BCM4313:
  66                 min_msk = 0x200D;
  67                 max_msk = 0xFFFF;
  68                 break;
  69         default:
  70                 bcma_debug(bus, "PMU resource config unknown or not needed for device 0x%04X\n",
  71                            bus->chipinfo.id);
  72         }
  73
  74         /* Set the resource masks. */
  75         if (min_msk)
  76                 bcma_cc_write32(cc, BCMA_CC_PMU_MINRES_MSK, min_msk);
  77         if (max_msk)
  78                 bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk);
  79
  80         /*
  81          * Add some delay; allow resources to come up and settle.
  82          * Delay is required for SoC (early init).
  83          */
  84         mdelay(2);
  85 }
  86
  87 /* Disable to allow reading SPROM. Don't know the adventages of enabling it. */
  88 void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable)
  89 {
  90         struct bcma_bus *bus = cc->core->bus;
  91         u32 val;
  92
  93         val = bcma_cc_read32(cc, BCMA_CC_CHIPCTL);
  94         if (enable) {
  95                 val |= BCMA_CHIPCTL_4331_EXTPA_EN;
  96                 if (bus->chipinfo.pkg == 9 || bus->chipinfo.pkg == 11)
  97                         val |= BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
  98                 else if (bus->chipinfo.rev > 0)
  99                         val |= BCMA_CHIPCTL_4331_EXTPA_EN2;
 100         } else {
 101                 val &= ~BCMA_CHIPCTL_4331_EXTPA_EN;
 102                 val &= ~BCMA_CHIPCTL_4331_EXTPA_EN2;
 103                 val &= ~BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
 104         }
 105         bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val);
 106 }
 107
 108 static void bcma_pmu_workarounds(struct bcma_drv_cc *cc)
 109 {
 110         struct bcma_bus *bus = cc->core->bus;
 111
 112         switch (bus->chipinfo.id) {
 113         case BCMA_CHIP_ID_BCM4313:
 114                 /* enable 12 mA drive strenth for 4313 and set chipControl
 115                    register bit 1 */
 116                 bcma_chipco_chipctl_maskset(cc, 0,
 117                                             ~BCMA_CCTRL_4313_12MA_LED_DRIVE,
 118                                             BCMA_CCTRL_4313_12MA_LED_DRIVE);
 119                 break;
 120         case BCMA_CHIP_ID_BCM4331:
 121         case BCMA_CHIP_ID_BCM43431:
 122                 /* Ext PA lines must be enabled for tx on BCM4331 */
 123                 bcma_chipco_bcm4331_ext_pa_lines_ctl(cc, true);
 124                 break;
 125         case BCMA_CHIP_ID_BCM43224:
 126         case BCMA_CHIP_ID_BCM43421:
 127                 /* enable 12 mA drive strenth for 43224 and set chipControl
 128                    register bit 15 */
 129                 if (bus->chipinfo.rev == 0) {
 130                         bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL,
 131                                           ~BCMA_CCTRL_43224_GPIO_TOGGLE,
 132                                           BCMA_CCTRL_43224_GPIO_TOGGLE);
 133                         bcma_chipco_chipctl_maskset(cc, 0,
 134                                                     ~BCMA_CCTRL_43224A0_12MA_LED_DRIVE,
 135                                                     BCMA_CCTRL_43224A0_12MA_LED_DRIVE);
 136                 } else {
 137                         bcma_chipco_chipctl_maskset(cc, 0,
 138                                                     ~BCMA_CCTRL_43224B0_12MA_LED_DRIVE,
 139                                                     BCMA_CCTRL_43224B0_12MA_LED_DRIVE);
 140                 }
 141                 break;
 142         default:
 143                 bcma_debug(bus, "Workarounds unknown or not needed for device 0x%04X\n",
 144                            bus->chipinfo.id);
 145         }
 146 }
 147
 148 void bcma_pmu_early_init(struct bcma_drv_cc *cc)
 149 {
 150         u32 pmucap;
 151
 152         pmucap = bcma_cc_read32(cc, BCMA_CC_PMU_CAP);
 153         cc->pmu.rev = (pmucap & BCMA_CC_PMU_CAP_REVISION);
 154
 155         bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n",
 156                    cc->pmu.rev, pmucap);
 157 }
 158
 159 void bcma_pmu_init(struct bcma_drv_cc *cc)
 160 {
 161         if (cc->pmu.rev == 1)
 162                 bcma_cc_mask32(cc, BCMA_CC_PMU_CTL,
 163                               ~BCMA_CC_PMU_CTL_NOILPONW);
 164         else
 165                 bcma_cc_set32(cc, BCMA_CC_PMU_CTL,
 166                              BCMA_CC_PMU_CTL_NOILPONW);
 167
 168         bcma_pmu_resources_init(cc);
 169         bcma_pmu_workarounds(cc);
 170 }
 171
 172 u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc)
 173 {
 174         struct bcma_bus *bus = cc->core->bus;
 175
 176         switch (bus->chipinfo.id) {
 177         case BCMA_CHIP_ID_BCM4716:
 178         case BCMA_CHIP_ID_BCM4748:
 179         case BCMA_CHIP_ID_BCM47162:
 180         case BCMA_CHIP_ID_BCM4313:
 181         case BCMA_CHIP_ID_BCM5357:
 182         case BCMA_CHIP_ID_BCM4749:
 183         case BCMA_CHIP_ID_BCM53572:
 184                 /* always 20Mhz */
 185                 return 20000 * 1000;
 186         case BCMA_CHIP_ID_BCM5356:
 187         case BCMA_CHIP_ID_BCM4706:
 188                 /* always 25Mhz */
 189                 return 25000 * 1000;
 190         default:
 191                 bcma_warn(bus, "No ALP clock specified for %04X device, pmu rev. %d, using default %d Hz\n",
 192                           bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK);
 193         }
 194         return BCMA_CC_PMU_ALP_CLOCK;
 195 }
 196
 197 /* Find the output of the "m" pll divider given pll controls that start with
 198  * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc.
 199  */
 200 static u32 bcma_pmu_pll_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m)
 201 {
 202         u32 tmp, div, ndiv, p1, p2, fc;
 203         struct bcma_bus *bus = cc->core->bus;
 204
 205         BUG_ON((pll0 & 3) || (pll0 > BCMA_CC_PMU4716_MAINPLL_PLL0));
 206
 207         BUG_ON(!m || m > 4);
 208
 209         if (bus->chipinfo.id == BCMA_CHIP_ID_BCM5357 ||
 210             bus->chipinfo.id == BCMA_CHIP_ID_BCM4749) {
 211                 /* Detect failure in clock setting */
 212                 tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
 213                 if (tmp & 0x40000)
 214                         return 133 * 1000000;
 215         }
 216
 217         tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_P1P2_OFF);
 218         p1 = (tmp & BCMA_CC_PPL_P1_MASK) >> BCMA_CC_PPL_P1_SHIFT;
 219         p2 = (tmp & BCMA_CC_PPL_P2_MASK) >> BCMA_CC_PPL_P2_SHIFT;
 220
 221         tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_M14_OFF);
 222         div = (tmp >> ((m - 1) * BCMA_CC_PPL_MDIV_WIDTH)) &
 223                 BCMA_CC_PPL_MDIV_MASK;
 224
 225         tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_NM5_OFF);
 226         ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT;
 227
 228         /* Do calculation in Mhz */
 229         fc = bcma_pmu_get_alp_clock(cc) / 1000000;
 230         fc = (p1 * ndiv * fc) / p2;
 231
 232         /* Return clock in Hertz */
 233         return (fc / div) * 1000000;
 234 }
 235
 236 static u32 bcma_pmu_pll_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m)
 237 {
 238         u32 tmp, ndiv, p1div, p2div;
 239         u32 clock;
 240
 241         BUG_ON(!m || m > 4);
 242
 243         /* Get N, P1 and P2 dividers to determine CPU clock */
 244         tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PMU6_4706_PROCPLL_OFF);
 245         ndiv = (tmp & BCMA_CC_PMU6_4706_PROC_NDIV_INT_MASK)
 246                 >> BCMA_CC_PMU6_4706_PROC_NDIV_INT_SHIFT;
 247         p1div = (tmp & BCMA_CC_PMU6_4706_PROC_P1DIV_MASK)
 248                 >> BCMA_CC_PMU6_4706_PROC_P1DIV_SHIFT;
 249         p2div = (tmp & BCMA_CC_PMU6_4706_PROC_P2DIV_MASK)
 250                 >> BCMA_CC_PMU6_4706_PROC_P2DIV_SHIFT;
 251
 252         tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
 253         if (tmp & BCMA_CC_CHIPST_4706_PKG_OPTION)
 254                 /* Low cost bonding: Fixed reference clock 25MHz and m = 4 */
 255                 clock = (25000000 / 4) * ndiv * p2div / p1div;
 256         else
 257                 /* Fixed reference clock 25MHz and m = 2 */
 258                 clock = (25000000 / 2) * ndiv * p2div / p1div;
 259
 260         if (m == BCMA_CC_PMU5_MAINPLL_SSB)
 261                 clock = clock / 4;
 262
 263         return clock;
 264 }
 265
 266 /* query bus clock frequency for PMU-enabled chipcommon */
 267 u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc)
 268 {
 269         struct bcma_bus *bus = cc->core->bus;
 270
 271         switch (bus->chipinfo.id) {
 272         case BCMA_CHIP_ID_BCM4716:
 273         case BCMA_CHIP_ID_BCM4748:
 274         case BCMA_CHIP_ID_BCM47162:
 275                 return bcma_pmu_pll_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0,
 276                                           BCMA_CC_PMU5_MAINPLL_SSB);
 277         case BCMA_CHIP_ID_BCM5356:
 278                 return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0,
 279                                           BCMA_CC_PMU5_MAINPLL_SSB);
 280         case BCMA_CHIP_ID_BCM5357:
 281         case BCMA_CHIP_ID_BCM4749:
 282                 return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0,
 283                                           BCMA_CC_PMU5_MAINPLL_SSB);
 284         case BCMA_CHIP_ID_BCM4706:
 285                 return bcma_pmu_pll_clock_bcm4706(cc,
 286                                                   BCMA_CC_PMU4706_MAINPLL_PLL0,
 287                                                   BCMA_CC_PMU5_MAINPLL_SSB);
 288         case BCMA_CHIP_ID_BCM53572:
 289                 return 75000000;
 290         default:
 291                 bcma_warn(bus, "No bus clock specified for %04X device, pmu rev. %d, using default %d Hz\n",
 292                           bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_HT_CLOCK);
 293         }
 294         return BCMA_CC_PMU_HT_CLOCK;
 295 }
 296 EXPORT_SYMBOL_GPL(bcma_pmu_get_bus_clock);
 297
 298 /* query cpu clock frequency for PMU-enabled chipcommon */
 299 u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc)
 300 {
 301         struct bcma_bus *bus = cc->core->bus;
 302
 303         if (bus->chipinfo.id == BCMA_CHIP_ID_BCM53572)
 304                 return 300000000;
 305
 306         /* New PMUs can have different clock for bus and CPU */
 307         if (cc->pmu.rev >= 5) {
 308                 u32 pll;
 309                 switch (bus->chipinfo.id) {
 310                 case BCMA_CHIP_ID_BCM4706:
 311                         return bcma_pmu_pll_clock_bcm4706(cc,
 312                                                 BCMA_CC_PMU4706_MAINPLL_PLL0,
 313                                                 BCMA_CC_PMU5_MAINPLL_CPU);
 314                 case BCMA_CHIP_ID_BCM5356:
 315                         pll = BCMA_CC_PMU5356_MAINPLL_PLL0;
 316                         break;
 317                 case BCMA_CHIP_ID_BCM5357:
 318                 case BCMA_CHIP_ID_BCM4749:
 319                         pll = BCMA_CC_PMU5357_MAINPLL_PLL0;
 320                         break;
 321                 default:
 322                         pll = BCMA_CC_PMU4716_MAINPLL_PLL0;
 323                         break;
 324                 }
 325
 326                 return bcma_pmu_pll_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU);
 327         }
 328
 329         /* On old PMUs CPU has the same clock as the bus */
 330         return bcma_pmu_get_bus_clock(cc);
 331 }
 332
 333 static void bcma_pmu_spuravoid_pll_write(struct bcma_drv_cc *cc, u32 offset,
 334                                          u32 value)
 335 {
 336         bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
 337         bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value);
 338 }
 339
 340 void bcma_pmu_spuravoid_pllupdate(struct bcma_drv_cc *cc, int spuravoid)
 341 {
 342         u32 tmp = 0;
 343         u8 phypll_offset = 0;
 344         u8 bcm5357_bcm43236_p1div[] = {0x1, 0x5, 0x5};
 345         u8 bcm5357_bcm43236_ndiv[] = {0x30, 0xf6, 0xfc};
 346         struct bcma_bus *bus = cc->core->bus;
 347
 348         switch (bus->chipinfo.id) {
 349         case BCMA_CHIP_ID_BCM5357:
 350         case BCMA_CHIP_ID_BCM4749:
 351         case BCMA_CHIP_ID_BCM53572:
 352                 /* 5357[ab]0, 43236[ab]0, and 6362b0 */
 353
 354                 /* BCM5357 needs to touch PLL1_PLLCTL[02],
 355                    so offset PLL0_PLLCTL[02] by 6 */
 356                 phypll_offset = (bus->chipinfo.id == BCMA_CHIP_ID_BCM5357 ||
 357                        bus->chipinfo.id == BCMA_CHIP_ID_BCM4749 ||
 358                        bus->chipinfo.id == BCMA_CHIP_ID_BCM53572) ? 6 : 0;
 359
 360                 /* RMW only the P1 divider */
 361                 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR,
 362                                 BCMA_CC_PMU_PLL_CTL0 + phypll_offset);
 363                 tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
 364                 tmp &= (~(BCMA_CC_PMU1_PLL0_PC0_P1DIV_MASK));
 365                 tmp |= (bcm5357_bcm43236_p1div[spuravoid] << BCMA_CC_PMU1_PLL0_PC0_P1DIV_SHIFT);
 366                 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp);
 367
 368                 /* RMW only the int feedback divider */
 369                 bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR,
 370                                 BCMA_CC_PMU_PLL_CTL2 + phypll_offset);
 371                 tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
 372                 tmp &= ~(BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_MASK);
 373                 tmp |= (bcm5357_bcm43236_ndiv[spuravoid]) << BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_SHIFT;
 374                 bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp);
 375
 376                 tmp = 1 << 10;
 377                 break;
 378
 379         case BCMA_CHIP_ID_BCM4331:
 380         case BCMA_CHIP_ID_BCM43431:
 381                 if (spuravoid == 2) {
 382                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 383                                                      0x11500014);
 384                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 385                                                      0x0FC00a08);
 386                 } else if (spuravoid == 1) {
 387                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 388                                                      0x11500014);
 389                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 390                                                      0x0F600a08);
 391                 } else {
 392                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 393                                                      0x11100014);
 394                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 395                                                      0x03000a08);
 396                 }
 397                 tmp = 1 << 10;
 398                 break;
 399
 400         case BCMA_CHIP_ID_BCM43224:
 401         case BCMA_CHIP_ID_BCM43225:
 402         case BCMA_CHIP_ID_BCM43421:
 403                 if (spuravoid == 1) {
 404                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 405                                                      0x11500010);
 406                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 407                                                      0x000C0C06);
 408                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 409                                                      0x0F600a08);
 410                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 411                                                      0x00000000);
 412                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 413                                                      0x2001E920);
 414                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 415                                                      0x88888815);
 416                 } else {
 417                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 418                                                      0x11100010);
 419                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 420                                                      0x000c0c06);
 421                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 422                                                      0x03000a08);
 423                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 424                                                      0x00000000);
 425                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 426                                                      0x200005c0);
 427                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 428                                                      0x88888815);
 429                 }
 430                 tmp = 1 << 10;
 431                 break;
 432
 433         case BCMA_CHIP_ID_BCM4716:
 434         case BCMA_CHIP_ID_BCM4748:
 435         case BCMA_CHIP_ID_BCM47162:
 436                 if (spuravoid == 1) {
 437                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 438                                                      0x11500060);
 439                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 440                                                      0x080C0C06);
 441                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 442                                                      0x0F600000);
 443                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 444                                                      0x00000000);
 445                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 446                                                      0x2001E924);
 447                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 448                                                      0x88888815);
 449                 } else {
 450                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 451                                                      0x11100060);
 452                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 453                                                      0x080c0c06);
 454                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 455                                                      0x03000000);
 456                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 457                                                      0x00000000);
 458                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 459                                                      0x200005c0);
 460                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 461                                                      0x88888815);
 462                 }
 463
 464                 tmp = 3 << 9;
 465                 break;
 466
 467         case BCMA_CHIP_ID_BCM43227:
 468         case BCMA_CHIP_ID_BCM43228:
 469         case BCMA_CHIP_ID_BCM43428:
 470                 /* LCNXN */
 471                 /* PLL Settings for spur avoidance on/off mode,
 472                    no on2 support for 43228A0 */
 473                 if (spuravoid == 1) {
 474                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 475                                                      0x01100014);
 476                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 477                                                      0x040C0C06);
 478                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 479                                                      0x03140A08);
 480                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 481                                                      0x00333333);
 482                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 483                                                      0x202C2820);
 484                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 485                                                      0x88888815);
 486                 } else {
 487                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL0,
 488                                                      0x11100014);
 489                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL1,
 490                                                      0x040c0c06);
 491                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
 492                                                      0x03000a08);
 493                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL3,
 494                                                      0x00000000);
 495                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL4,
 496                                                      0x200005c0);
 497                         bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
 498                                                      0x88888815);
 499                 }
 500                 tmp = 1 << 10;
 501                 break;
 502         default:
 503                 bcma_err(bus, "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
 504                          bus->chipinfo.id);
 505                 break;
 506         }
 507
 508         tmp |= bcma_cc_read32(cc, BCMA_CC_PMU_CTL);
 509         bcma_cc_write32(cc, BCMA_CC_PMU_CTL, tmp);
 510 }
 511 EXPORT_SYMBOL_GPL(bcma_pmu_spuravoid_pllupdate);