arch/mips/lantiq/xway/sysctrl.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  *
   4  *  Copyright (C) 2011-2012 John Crispin <john@phrozen.org>
   5  *  Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG
   6  */
   7
   8 #include <linux/ioport.h>
   9 #include <linux/export.h>
  10 #include <linux/clkdev.h>
  11 #include <linux/spinlock.h>
  12 #include <linux/of.h>
  13 #include <linux/of_platform.h>
  14 #include <linux/of_address.h>
  15
  16 #include <lantiq_soc.h>
  17
  18 #include "../clk.h"
  19 #include "../prom.h"
  20
  21 /* clock control register for legacy */
  22 #define CGU_IFCCR       0x0018
  23 #define CGU_IFCCR_VR9   0x0024
  24 /* system clock register for legacy */
  25 #define CGU_SYS         0x0010
  26 /* pci control register */
  27 #define CGU_PCICR       0x0034
  28 #define CGU_PCICR_VR9   0x0038
  29 /* ephy configuration register */
  30 #define CGU_EPHY        0x10
  31
  32 /* Legacy PMU register for ar9, ase, danube */
  33 /* power control register */
  34 #define PMU_PWDCR       0x1C
  35 /* power status register */
  36 #define PMU_PWDSR       0x20
  37 /* power control register */
  38 #define PMU_PWDCR1      0x24
  39 /* power status register */
  40 #define PMU_PWDSR1      0x28
  41 /* power control register */
  42 #define PWDCR(x) ((x) ? (PMU_PWDCR1) : (PMU_PWDCR))
  43 /* power status register */
  44 #define PWDSR(x) ((x) ? (PMU_PWDSR1) : (PMU_PWDSR))
  45
  46
  47 /* PMU register for ar10 and grx390 */
  48
  49 /* First register set */
  50 #define PMU_CLK_SR      0x20 /* status */
  51 #define PMU_CLK_CR_A    0x24 /* Enable */
  52 #define PMU_CLK_CR_B    0x28 /* Disable */
  53 /* Second register set */
  54 #define PMU_CLK_SR1     0x30 /* status */
  55 #define PMU_CLK_CR1_A   0x34 /* Enable */
  56 #define PMU_CLK_CR1_B   0x38 /* Disable */
  57 /* Third register set */
  58 #define PMU_ANA_SR      0x40 /* status */
  59 #define PMU_ANA_CR_A    0x44 /* Enable */
  60 #define PMU_ANA_CR_B    0x48 /* Disable */
  61
  62 /* Status */
  63 static u32 pmu_clk_sr[] = {
  64         PMU_CLK_SR,
  65         PMU_CLK_SR1,
  66         PMU_ANA_SR,
  67 };
  68
  69 /* Enable */
  70 static u32 pmu_clk_cr_a[] = {
  71         PMU_CLK_CR_A,
  72         PMU_CLK_CR1_A,
  73         PMU_ANA_CR_A,
  74 };
  75
  76 /* Disable */
  77 static u32 pmu_clk_cr_b[] = {
  78         PMU_CLK_CR_B,
  79         PMU_CLK_CR1_B,
  80         PMU_ANA_CR_B,
  81 };
  82
  83 #define PWDCR_EN_XRX(x)         (pmu_clk_cr_a[(x)])
  84 #define PWDCR_DIS_XRX(x)        (pmu_clk_cr_b[(x)])
  85 #define PWDSR_XRX(x)            (pmu_clk_sr[(x)])
  86
  87 /* clock gates that we can en/disable */
  88 #define PMU_USB0_P      BIT(0)
  89 #define PMU_ASE_SDIO    BIT(2) /* ASE special */
  90 #define PMU_PCI         BIT(4)
  91 #define PMU_DMA         BIT(5)
  92 #define PMU_USB0        BIT(6)
  93 #define PMU_ASC0        BIT(7)
  94 #define PMU_EPHY        BIT(7)  /* ase */
  95 #define PMU_USIF        BIT(7) /* from vr9 until grx390 */
  96 #define PMU_SPI         BIT(8)
  97 #define PMU_DFE         BIT(9)
  98 #define PMU_EBU         BIT(10)
  99 #define PMU_STP         BIT(11)
 100 #define PMU_GPT         BIT(12)
 101 #define PMU_AHBS        BIT(13) /* vr9 */
 102 #define PMU_FPI         BIT(14)
 103 #define PMU_AHBM        BIT(15)
 104 #define PMU_SDIO        BIT(16) /* danube, ar9, vr9 */
 105 #define PMU_ASC1        BIT(17)
 106 #define PMU_PPE_QSB     BIT(18)
 107 #define PMU_PPE_SLL01   BIT(19)
 108 #define PMU_DEU         BIT(20)
 109 #define PMU_PPE_TC      BIT(21)
 110 #define PMU_PPE_EMA     BIT(22)
 111 #define PMU_PPE_DPLUM   BIT(23)
 112 #define PMU_PPE_DP      BIT(23)
 113 #define PMU_PPE_DPLUS   BIT(24)
 114 #define PMU_USB1_P      BIT(26)
 115 #define PMU_USB1        BIT(27)
 116 #define PMU_SWITCH      BIT(28)
 117 #define PMU_PPE_TOP     BIT(29)
 118 #define PMU_GPHY        BIT(30)
 119 #define PMU_PCIE_CLK    BIT(31)
 120
 121 #define PMU1_PCIE_PHY   BIT(0)  /* vr9-specific,moved in ar10/grx390 */
 122 #define PMU1_PCIE_CTL   BIT(1)
 123 #define PMU1_PCIE_PDI   BIT(4)
 124 #define PMU1_PCIE_MSI   BIT(5)
 125 #define PMU1_CKE        BIT(6)
 126 #define PMU1_PCIE1_CTL  BIT(17)
 127 #define PMU1_PCIE1_PDI  BIT(20)
 128 #define PMU1_PCIE1_MSI  BIT(21)
 129 #define PMU1_PCIE2_CTL  BIT(25)
 130 #define PMU1_PCIE2_PDI  BIT(26)
 131 #define PMU1_PCIE2_MSI  BIT(27)
 132
 133 #define PMU_ANALOG_USB0_P       BIT(0)
 134 #define PMU_ANALOG_USB1_P       BIT(1)
 135 #define PMU_ANALOG_PCIE0_P      BIT(8)
 136 #define PMU_ANALOG_PCIE1_P      BIT(9)
 137 #define PMU_ANALOG_PCIE2_P      BIT(10)
 138 #define PMU_ANALOG_DSL_AFE      BIT(16)
 139 #define PMU_ANALOG_DCDC_2V5     BIT(17)
 140 #define PMU_ANALOG_DCDC_1VX     BIT(18)
 141 #define PMU_ANALOG_DCDC_1V0     BIT(19)
 142
 143 #define pmu_w32(x, y)   ltq_w32((x), pmu_membase + (y))
 144 #define pmu_r32(x)      ltq_r32(pmu_membase + (x))
 145
 146 static void __iomem *pmu_membase;
 147 void __iomem *ltq_cgu_membase;
 148 void __iomem *ltq_ebu_membase;
 149
 150 static u32 ifccr = CGU_IFCCR;
 151 static u32 pcicr = CGU_PCICR;
 152
 153 static DEFINE_SPINLOCK(g_pmu_lock);
 154
 155 /* legacy function kept alive to ease clkdev transition */
 156 void ltq_pmu_enable(unsigned int module)
 157 {
 158         int retry = 1000000;
 159
 160         spin_lock(&g_pmu_lock);
 161         pmu_w32(pmu_r32(PMU_PWDCR) & ~module, PMU_PWDCR);
 162         do {} while (--retry && (pmu_r32(PMU_PWDSR) & module));
 163         spin_unlock(&g_pmu_lock);
 164
 165         if (!retry)
 166                 panic("activating PMU module failed!");
 167 }
 168 EXPORT_SYMBOL(ltq_pmu_enable);
 169
 170 /* legacy function kept alive to ease clkdev transition */
 171 void ltq_pmu_disable(unsigned int module)
 172 {
 173         int retry = 1000000;
 174
 175         spin_lock(&g_pmu_lock);
 176         pmu_w32(pmu_r32(PMU_PWDCR) | module, PMU_PWDCR);
 177         do {} while (--retry && (!(pmu_r32(PMU_PWDSR) & module)));
 178         spin_unlock(&g_pmu_lock);
 179
 180         if (!retry)
 181                 pr_warn("deactivating PMU module failed!");
 182 }
 183 EXPORT_SYMBOL(ltq_pmu_disable);
 184
 185 /* enable a hw clock */
 186 static int cgu_enable(struct clk *clk)
 187 {
 188         ltq_cgu_w32(ltq_cgu_r32(ifccr) | clk->bits, ifccr);
 189         return 0;
 190 }
 191
 192 /* disable a hw clock */
 193 static void cgu_disable(struct clk *clk)
 194 {
 195         ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~clk->bits, ifccr);
 196 }
 197
 198 /* enable a clock gate */
 199 static int pmu_enable(struct clk *clk)
 200 {
 201         int retry = 1000000;
 202
 203         if (of_machine_is_compatible("lantiq,ar10")
 204             || of_machine_is_compatible("lantiq,grx390")) {
 205                 pmu_w32(clk->bits, PWDCR_EN_XRX(clk->module));
 206                 do {} while (--retry &&
 207                              (!(pmu_r32(PWDSR_XRX(clk->module)) & clk->bits)));
 208
 209         } else {
 210                 spin_lock(&g_pmu_lock);
 211                 pmu_w32(pmu_r32(PWDCR(clk->module)) & ~clk->bits,
 212                                 PWDCR(clk->module));
 213                 do {} while (--retry &&
 214                              (pmu_r32(PWDSR(clk->module)) & clk->bits));
 215                 spin_unlock(&g_pmu_lock);
 216         }
 217
 218         if (!retry)
 219                 panic("activating PMU module failed!");
 220
 221         return 0;
 222 }
 223
 224 /* disable a clock gate */
 225 static void pmu_disable(struct clk *clk)
 226 {
 227         int retry = 1000000;
 228
 229         if (of_machine_is_compatible("lantiq,ar10")
 230             || of_machine_is_compatible("lantiq,grx390")) {
 231                 pmu_w32(clk->bits, PWDCR_DIS_XRX(clk->module));
 232                 do {} while (--retry &&
 233                              (pmu_r32(PWDSR_XRX(clk->module)) & clk->bits));
 234         } else {
 235                 spin_lock(&g_pmu_lock);
 236                 pmu_w32(pmu_r32(PWDCR(clk->module)) | clk->bits,
 237                                 PWDCR(clk->module));
 238                 do {} while (--retry &&
 239                              (!(pmu_r32(PWDSR(clk->module)) & clk->bits)));
 240                 spin_unlock(&g_pmu_lock);
 241         }
 242
 243         if (!retry)
 244                 pr_warn("deactivating PMU module failed!");
 245 }
 246
 247 /* the pci enable helper */
 248 static int pci_enable(struct clk *clk)
 249 {
 250         unsigned int val = ltq_cgu_r32(ifccr);
 251         /* set bus clock speed */
 252         if (of_machine_is_compatible("lantiq,ar9") ||
 253                         of_machine_is_compatible("lantiq,vr9")) {
 254                 val &= ~0x1f00000;
 255                 if (clk->rate == CLOCK_33M)
 256                         val |= 0xe00000;
 257                 else
 258                         val |= 0x700000; /* 62.5M */
 259         } else {
 260                 val &= ~0xf00000;
 261                 if (clk->rate == CLOCK_33M)
 262                         val |= 0x800000;
 263                 else
 264                         val |= 0x400000; /* 62.5M */
 265         }
 266         ltq_cgu_w32(val, ifccr);
 267         pmu_enable(clk);
 268         return 0;
 269 }
 270
 271 /* enable the external clock as a source */
 272 static int pci_ext_enable(struct clk *clk)
 273 {
 274         ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~(1 << 16), ifccr);
 275         ltq_cgu_w32((1 << 30), pcicr);
 276         return 0;
 277 }
 278
 279 /* disable the external clock as a source */
 280 static void pci_ext_disable(struct clk *clk)
 281 {
 282         ltq_cgu_w32(ltq_cgu_r32(ifccr) | (1 << 16), ifccr);
 283         ltq_cgu_w32((1 << 31) | (1 << 30), pcicr);
 284 }
 285
 286 /* enable a clockout source */
 287 static int clkout_enable(struct clk *clk)
 288 {
 289         int i;
 290
 291         /* get the correct rate */
 292         for (i = 0; i < 4; i++) {
 293                 if (clk->rates[i] == clk->rate) {
 294                         int shift = 14 - (2 * clk->module);
 295                         int enable = 7 - clk->module;
 296                         unsigned int val = ltq_cgu_r32(ifccr);
 297
 298                         val &= ~(3 << shift);
 299                         val |= i << shift;
 300                         val |= enable;
 301                         ltq_cgu_w32(val, ifccr);
 302                         return 0;
 303                 }
 304         }
 305         return -1;
 306 }
 307
 308 /* manage the clock gates via PMU */
 309 static void clkdev_add_pmu(const char *dev, const char *con, bool deactivate,
 310                            unsigned int module, unsigned int bits)
 311 {
 312         struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
 313
 314         if (!clk)
 315                 return;
 316         clk->cl.dev_id = dev;
 317         clk->cl.con_id = con;
 318         clk->cl.clk = clk;
 319         clk->enable = pmu_enable;
 320         clk->disable = pmu_disable;
 321         clk->module = module;
 322         clk->bits = bits;
 323         if (deactivate) {
 324                 /*
 325                  * Disable it during the initialization. Module should enable
 326                  * when used
 327                  */
 328                 pmu_disable(clk);
 329         }
 330         clkdev_add(&clk->cl);
 331 }
 332
 333 /* manage the clock generator */
 334 static void clkdev_add_cgu(const char *dev, const char *con,
 335                                         unsigned int bits)
 336 {
 337         struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
 338
 339         if (!clk)
 340                 return;
 341         clk->cl.dev_id = dev;
 342         clk->cl.con_id = con;
 343         clk->cl.clk = clk;
 344         clk->enable = cgu_enable;
 345         clk->disable = cgu_disable;
 346         clk->bits = bits;
 347         clkdev_add(&clk->cl);
 348 }
 349
 350 /* pci needs its own enable function as the setup is a bit more complex */
 351 static unsigned long valid_pci_rates[] = {CLOCK_33M, CLOCK_62_5M, 0};
 352
 353 static void clkdev_add_pci(void)
 354 {
 355         struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
 356         struct clk *clk_ext = kzalloc(sizeof(struct clk), GFP_KERNEL);
 357
 358         /* main pci clock */
 359         if (clk) {
 360                 clk->cl.dev_id = "17000000.pci";
 361                 clk->cl.con_id = NULL;
 362                 clk->cl.clk = clk;
 363                 clk->rate = CLOCK_33M;
 364                 clk->rates = valid_pci_rates;
 365                 clk->enable = pci_enable;
 366                 clk->disable = pmu_disable;
 367                 clk->module = 0;
 368                 clk->bits = PMU_PCI;
 369                 clkdev_add(&clk->cl);
 370         }
 371
 372         /* use internal/external bus clock */
 373         if (clk_ext) {
 374                 clk_ext->cl.dev_id = "17000000.pci";
 375                 clk_ext->cl.con_id = "external";
 376                 clk_ext->cl.clk = clk_ext;
 377                 clk_ext->enable = pci_ext_enable;
 378                 clk_ext->disable = pci_ext_disable;
 379                 clkdev_add(&clk_ext->cl);
 380         }
 381 }
 382
 383 /* xway socs can generate clocks on gpio pins */
 384 static unsigned long valid_clkout_rates[4][5] = {
 385         {CLOCK_32_768K, CLOCK_1_536M, CLOCK_2_5M, CLOCK_12M, 0},
 386         {CLOCK_40M, CLOCK_12M, CLOCK_24M, CLOCK_48M, 0},
 387         {CLOCK_25M, CLOCK_40M, CLOCK_30M, CLOCK_60M, 0},
 388         {CLOCK_12M, CLOCK_50M, CLOCK_32_768K, CLOCK_25M, 0},
 389 };
 390
 391 static void clkdev_add_clkout(void)
 392 {
 393         int i;
 394
 395         for (i = 0; i < 4; i++) {
 396                 struct clk *clk;
 397                 char *name;
 398
 399                 name = kzalloc(sizeof("clkout0"), GFP_KERNEL);
 400                 if (!name)
 401                         continue;
 402                 sprintf(name, "clkout%d", i);
 403
 404                 clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
 405                 if (!clk) {
 406                         kfree(name);
 407                         continue;
 408                 }
 409                 clk->cl.dev_id = "1f103000.cgu";
 410                 clk->cl.con_id = name;
 411                 clk->cl.clk = clk;
 412                 clk->rate = 0;
 413                 clk->rates = valid_clkout_rates[i];
 414                 clk->enable = clkout_enable;
 415                 clk->module = i;
 416                 clkdev_add(&clk->cl);
 417         }
 418 }
 419
 420 /* bring up all register ranges that we need for basic system control */
 421 void __init ltq_soc_init(void)
 422 {
 423         struct resource res_pmu, res_cgu, res_ebu;
 424         struct device_node *np_pmu =
 425                         of_find_compatible_node(NULL, NULL, "lantiq,pmu-xway");
 426         struct device_node *np_cgu =
 427                         of_find_compatible_node(NULL, NULL, "lantiq,cgu-xway");
 428         struct device_node *np_ebu =
 429                         of_find_compatible_node(NULL, NULL, "lantiq,ebu-xway");
 430
 431         /* check if all the core register ranges are available */
 432         if (!np_pmu || !np_cgu || !np_ebu)
 433                 panic("Failed to load core nodes from devicetree");
 434
 435         if (of_address_to_resource(np_pmu, 0, &res_pmu) ||
 436                         of_address_to_resource(np_cgu, 0, &res_cgu) ||
 437                         of_address_to_resource(np_ebu, 0, &res_ebu))
 438                 panic("Failed to get core resources");
 439
 440         if (!request_mem_region(res_pmu.start, resource_size(&res_pmu),
 441                                 res_pmu.name) ||
 442                 !request_mem_region(res_cgu.start, resource_size(&res_cgu),
 443                                 res_cgu.name) ||
 444                 !request_mem_region(res_ebu.start, resource_size(&res_ebu),
 445                                 res_ebu.name))
 446                 pr_err("Failed to request core resources");
 447
 448         pmu_membase = ioremap_nocache(res_pmu.start, resource_size(&res_pmu));
 449         ltq_cgu_membase = ioremap_nocache(res_cgu.start,
 450                                                 resource_size(&res_cgu));
 451         ltq_ebu_membase = ioremap_nocache(res_ebu.start,
 452                                                 resource_size(&res_ebu));
 453         if (!pmu_membase || !ltq_cgu_membase || !ltq_ebu_membase)
 454                 panic("Failed to remap core resources");
 455
 456         /* make sure to unprotect the memory region where flash is located */
 457         ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_BUSCON0) & ~EBU_WRDIS, LTQ_EBU_BUSCON0);
 458
 459         /* add our generic xway clocks */
 460         clkdev_add_pmu("10000000.fpi", NULL, 0, 0, PMU_FPI);
 461         clkdev_add_pmu("1e100a00.gptu", NULL, 1, 0, PMU_GPT);
 462         clkdev_add_pmu("1e100bb0.stp", NULL, 1, 0, PMU_STP);
 463         clkdev_add_pmu("1e100c00.serial", NULL, 0, 0, PMU_ASC1);
 464         clkdev_add_pmu("1e104100.dma", NULL, 1, 0, PMU_DMA);
 465         clkdev_add_pmu("1e100800.spi", NULL, 1, 0, PMU_SPI);
 466         clkdev_add_pmu("1e105300.ebu", NULL, 0, 0, PMU_EBU);
 467         clkdev_add_clkout();
 468
 469         /* add the soc dependent clocks */
 470         if (of_machine_is_compatible("lantiq,vr9")) {
 471                 ifccr = CGU_IFCCR_VR9;
 472                 pcicr = CGU_PCICR_VR9;
 473         } else {
 474                 clkdev_add_pmu("1e180000.etop", NULL, 1, 0, PMU_PPE);
 475         }
 476
 477         if (!of_machine_is_compatible("lantiq,ase"))
 478                 clkdev_add_pci();
 479
 480         if (of_machine_is_compatible("lantiq,grx390") ||
 481             of_machine_is_compatible("lantiq,ar10")) {
 482                 clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 2, PMU_ANALOG_USB0_P);
 483                 clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 2, PMU_ANALOG_USB1_P);
 484                 /* rc 0 */
 485                 clkdev_add_pmu("1f106800.phy", "phy", 1, 2, PMU_ANALOG_PCIE0_P);
 486                 clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI);
 487                 clkdev_add_pmu("1f106800.phy", "pdi", 1, 1, PMU1_PCIE_PDI);
 488                 clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL);
 489                 /* rc 1 */
 490                 clkdev_add_pmu("1f700400.phy", "phy", 1, 2, PMU_ANALOG_PCIE1_P);
 491                 clkdev_add_pmu("19000000.pcie", "msi", 1, 1, PMU1_PCIE1_MSI);
 492                 clkdev_add_pmu("1f700400.phy", "pdi", 1, 1, PMU1_PCIE1_PDI);
 493                 clkdev_add_pmu("19000000.pcie", "ctl", 1, 1, PMU1_PCIE1_CTL);
 494         }
 495
 496         if (of_machine_is_compatible("lantiq,ase")) {
 497                 if (ltq_cgu_r32(CGU_SYS) & (1 << 5))
 498                         clkdev_add_static(CLOCK_266M, CLOCK_133M,
 499                                                 CLOCK_133M, CLOCK_266M);
 500                 else
 501                         clkdev_add_static(CLOCK_133M, CLOCK_133M,
 502                                                 CLOCK_133M, CLOCK_133M);
 503                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
 504                 clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
 505                 clkdev_add_pmu("1e180000.etop", "ppe", 1, 0, PMU_PPE);
 506                 clkdev_add_cgu("1e180000.etop", "ephycgu", CGU_EPHY);
 507                 clkdev_add_pmu("1e180000.etop", "ephy", 1, 0, PMU_EPHY);
 508                 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_ASE_SDIO);
 509                 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
 510         } else if (of_machine_is_compatible("lantiq,grx390")) {
 511                 clkdev_add_static(ltq_grx390_cpu_hz(), ltq_grx390_fpi_hz(),
 512                                   ltq_grx390_fpi_hz(), ltq_grx390_pp32_hz());
 513                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
 514                 clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1);
 515                 /* rc 2 */
 516                 clkdev_add_pmu("1f106a00.pcie", "phy", 1, 2, PMU_ANALOG_PCIE2_P);
 517                 clkdev_add_pmu("1a800000.pcie", "msi", 1, 1, PMU1_PCIE2_MSI);
 518                 clkdev_add_pmu("1f106a00.pcie", "pdi", 1, 1, PMU1_PCIE2_PDI);
 519                 clkdev_add_pmu("1a800000.pcie", "ctl", 1, 1, PMU1_PCIE2_CTL);
 520                 clkdev_add_pmu("1e10b308.eth", NULL, 0, 0, PMU_SWITCH | PMU_PPE_DP);
 521                 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
 522                 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
 523         } else if (of_machine_is_compatible("lantiq,ar10")) {
 524                 clkdev_add_static(ltq_ar10_cpu_hz(), ltq_ar10_fpi_hz(),
 525                                   ltq_ar10_fpi_hz(), ltq_ar10_pp32_hz());
 526                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0);
 527                 clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1);
 528                 clkdev_add_pmu("1e10b308.eth", NULL, 0, 0, PMU_SWITCH |
 529                                PMU_PPE_DP | PMU_PPE_TC);
 530                 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
 531                 clkdev_add_pmu("1e108000.switch", "gphy0", 0, 0, PMU_GPHY);
 532                 clkdev_add_pmu("1e108000.switch", "gphy1", 0, 0, PMU_GPHY);
 533                 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
 534                 clkdev_add_pmu("1e116000.mei", "afe", 1, 2, PMU_ANALOG_DSL_AFE);
 535                 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
 536         } else if (of_machine_is_compatible("lantiq,vr9")) {
 537                 clkdev_add_static(ltq_vr9_cpu_hz(), ltq_vr9_fpi_hz(),
 538                                 ltq_vr9_fpi_hz(), ltq_vr9_pp32_hz());
 539                 clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
 540                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
 541                 clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 0, PMU_USB1_P);
 542                 clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1 | PMU_AHBM);
 543                 clkdev_add_pmu("1f106800.phy", "phy", 1, 1, PMU1_PCIE_PHY);
 544                 clkdev_add_pmu("1d900000.pcie", "bus", 1, 0, PMU_PCIE_CLK);
 545                 clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI);
 546                 clkdev_add_pmu("1f106800.phy", "pdi", 1, 1, PMU1_PCIE_PDI);
 547                 clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL);
 548                 clkdev_add_pmu(NULL, "ahb", 1, 0, PMU_AHBM | PMU_AHBS);
 549
 550                 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF);
 551                 clkdev_add_pmu("1e10b308.eth", NULL, 0, 0,
 552                                 PMU_SWITCH | PMU_PPE_DPLUS | PMU_PPE_DPLUM |
 553                                 PMU_PPE_EMA | PMU_PPE_TC | PMU_PPE_SLL01 |
 554                                 PMU_PPE_QSB | PMU_PPE_TOP);
 555                 clkdev_add_pmu("1e108000.switch", "gphy0", 0, 0, PMU_GPHY);
 556                 clkdev_add_pmu("1e108000.switch", "gphy1", 0, 0, PMU_GPHY);
 557                 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
 558                 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
 559                 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
 560         } else if (of_machine_is_compatible("lantiq,ar9")) {
 561                 clkdev_add_static(ltq_ar9_cpu_hz(), ltq_ar9_fpi_hz(),
 562                                 ltq_ar9_fpi_hz(), CLOCK_250M);
 563                 clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
 564                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
 565                 clkdev_add_pmu("1f203034.usb2-phy", "phy", 1, 0, PMU_USB1_P);
 566                 clkdev_add_pmu("1e106000.usb", "otg", 1, 0, PMU_USB1 | PMU_AHBM);
 567                 clkdev_add_pmu("1e180000.etop", "switch", 1, 0, PMU_SWITCH);
 568                 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
 569                 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
 570                 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
 571                 clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0);
 572         } else {
 573                 clkdev_add_static(ltq_danube_cpu_hz(), ltq_danube_fpi_hz(),
 574                                 ltq_danube_fpi_hz(), ltq_danube_pp32_hz());
 575                 clkdev_add_pmu("1e101000.usb", "otg", 1, 0, PMU_USB0 | PMU_AHBM);
 576                 clkdev_add_pmu("1f203018.usb2-phy", "phy", 1, 0, PMU_USB0_P);
 577                 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO);
 578                 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU);
 579                 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE);
 580                 clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0);
 581         }
 582 }