1 /* 2 * This program is free software; you can redistribute it and/or modify it 3 * under the terms of the GNU General Public License version 2 as published 4 * by the Free Software Foundation. 5 * 6 * Copyright (C) 2011-2012 John Crispin <john@phrozen.org> 7 * Copyright (C) 2013-2015 Lantiq Beteiligungs-GmbH & Co.KG 8 */ 9 10 #include <linux/ioport.h> 11 #include <linux/export.h> 12 #include <linux/clkdev.h> 13 #include <linux/spinlock.h> 14 #include <linux/of.h> 15 #include <linux/of_platform.h> 16 #include <linux/of_address.h> 17 18 #include <lantiq_soc.h> 19 20 #include "../clk.h" 21 #include "../prom.h" 22 23 /* clock control register for legacy */ 24 #define CGU_IFCCR 0x0018 25 #define CGU_IFCCR_VR9 0x0024 26 /* system clock register for legacy */ 27 #define CGU_SYS 0x0010 28 /* pci control register */ 29 #define CGU_PCICR 0x0034 30 #define CGU_PCICR_VR9 0x0038 31 /* ephy configuration register */ 32 #define CGU_EPHY 0x10 33 34 /* Legacy PMU register for ar9, ase, danube */ 35 /* power control register */ 36 #define PMU_PWDCR 0x1C 37 /* power status register */ 38 #define PMU_PWDSR 0x20 39 /* power control register */ 40 #define PMU_PWDCR1 0x24 41 /* power status register */ 42 #define PMU_PWDSR1 0x28 43 /* power control register */ 44 #define PWDCR(x) ((x) ? (PMU_PWDCR1) : (PMU_PWDCR)) 45 /* power status register */ 46 #define PWDSR(x) ((x) ? (PMU_PWDSR1) : (PMU_PWDSR)) 47 48 49 /* PMU register for ar10 and grx390 */ 50 51 /* First register set */ 52 #define PMU_CLK_SR 0x20 /* status */ 53 #define PMU_CLK_CR_A 0x24 /* Enable */ 54 #define PMU_CLK_CR_B 0x28 /* Disable */ 55 /* Second register set */ 56 #define PMU_CLK_SR1 0x30 /* status */ 57 #define PMU_CLK_CR1_A 0x34 /* Enable */ 58 #define PMU_CLK_CR1_B 0x38 /* Disable */ 59 /* Third register set */ 60 #define PMU_ANA_SR 0x40 /* status */ 61 #define PMU_ANA_CR_A 0x44 /* Enable */ 62 #define PMU_ANA_CR_B 0x48 /* Disable */ 63 64 /* Status */ 65 static u32 pmu_clk_sr[] = { 66 PMU_CLK_SR, 67 PMU_CLK_SR1, 68 PMU_ANA_SR, 69 }; 70 71 /* Enable */ 72 static u32 pmu_clk_cr_a[] = { 73 PMU_CLK_CR_A, 74 PMU_CLK_CR1_A, 75 PMU_ANA_CR_A, 76 }; 77 78 /* Disable */ 79 static u32 pmu_clk_cr_b[] = { 80 PMU_CLK_CR_B, 81 PMU_CLK_CR1_B, 82 PMU_ANA_CR_B, 83 }; 84 85 #define PWDCR_EN_XRX(x) (pmu_clk_cr_a[(x)]) 86 #define PWDCR_DIS_XRX(x) (pmu_clk_cr_b[(x)]) 87 #define PWDSR_XRX(x) (pmu_clk_sr[(x)]) 88 89 /* clock gates that we can en/disable */ 90 #define PMU_USB0_P BIT(0) 91 #define PMU_ASE_SDIO BIT(2) /* ASE special */ 92 #define PMU_PCI BIT(4) 93 #define PMU_DMA BIT(5) 94 #define PMU_USB0 BIT(6) 95 #define PMU_ASC0 BIT(7) 96 #define PMU_EPHY BIT(7) /* ase */ 97 #define PMU_USIF BIT(7) /* from vr9 until grx390 */ 98 #define PMU_SPI BIT(8) 99 #define PMU_DFE BIT(9) 100 #define PMU_EBU BIT(10) 101 #define PMU_STP BIT(11) 102 #define PMU_GPT BIT(12) 103 #define PMU_AHBS BIT(13) /* vr9 */ 104 #define PMU_FPI BIT(14) 105 #define PMU_AHBM BIT(15) 106 #define PMU_SDIO BIT(16) /* danube, ar9, vr9 */ 107 #define PMU_ASC1 BIT(17) 108 #define PMU_PPE_QSB BIT(18) 109 #define PMU_PPE_SLL01 BIT(19) 110 #define PMU_DEU BIT(20) 111 #define PMU_PPE_TC BIT(21) 112 #define PMU_PPE_EMA BIT(22) 113 #define PMU_PPE_DPLUM BIT(23) 114 #define PMU_PPE_DP BIT(23) 115 #define PMU_PPE_DPLUS BIT(24) 116 #define PMU_USB1_P BIT(26) 117 #define PMU_USB1 BIT(27) 118 #define PMU_SWITCH BIT(28) 119 #define PMU_PPE_TOP BIT(29) 120 #define PMU_GPHY BIT(30) 121 #define PMU_PCIE_CLK BIT(31) 122 123 #define PMU1_PCIE_PHY BIT(0) /* vr9-specific,moved in ar10/grx390 */ 124 #define PMU1_PCIE_CTL BIT(1) 125 #define PMU1_PCIE_PDI BIT(4) 126 #define PMU1_PCIE_MSI BIT(5) 127 #define PMU1_CKE BIT(6) 128 #define PMU1_PCIE1_CTL BIT(17) 129 #define PMU1_PCIE1_PDI BIT(20) 130 #define PMU1_PCIE1_MSI BIT(21) 131 #define PMU1_PCIE2_CTL BIT(25) 132 #define PMU1_PCIE2_PDI BIT(26) 133 #define PMU1_PCIE2_MSI BIT(27) 134 135 #define PMU_ANALOG_USB0_P BIT(0) 136 #define PMU_ANALOG_USB1_P BIT(1) 137 #define PMU_ANALOG_PCIE0_P BIT(8) 138 #define PMU_ANALOG_PCIE1_P BIT(9) 139 #define PMU_ANALOG_PCIE2_P BIT(10) 140 #define PMU_ANALOG_DSL_AFE BIT(16) 141 #define PMU_ANALOG_DCDC_2V5 BIT(17) 142 #define PMU_ANALOG_DCDC_1VX BIT(18) 143 #define PMU_ANALOG_DCDC_1V0 BIT(19) 144 145 #define pmu_w32(x, y) ltq_w32((x), pmu_membase + (y)) 146 #define pmu_r32(x) ltq_r32(pmu_membase + (x)) 147 148 #define XBAR_ALWAYS_LAST 0x430 149 #define XBAR_FPI_BURST_EN BIT(1) 150 #define XBAR_AHB_BURST_EN BIT(2) 151 152 #define xbar_w32(x, y) ltq_w32((x), ltq_xbar_membase + (y)) 153 #define xbar_r32(x) ltq_r32(ltq_xbar_membase + (x)) 154 155 static void __iomem *pmu_membase; 156 static void __iomem *ltq_xbar_membase; 157 void __iomem *ltq_cgu_membase; 158 void __iomem *ltq_ebu_membase; 159 160 static u32 ifccr = CGU_IFCCR; 161 static u32 pcicr = CGU_PCICR; 162 163 static DEFINE_SPINLOCK(g_pmu_lock); 164 165 /* legacy function kept alive to ease clkdev transition */ 166 void ltq_pmu_enable(unsigned int module) 167 { 168 int retry = 1000000; 169 170 spin_lock(&g_pmu_lock); 171 pmu_w32(pmu_r32(PMU_PWDCR) & ~module, PMU_PWDCR); 172 do {} while (--retry && (pmu_r32(PMU_PWDSR) & module)); 173 spin_unlock(&g_pmu_lock); 174 175 if (!retry) 176 panic("activating PMU module failed!"); 177 } 178 EXPORT_SYMBOL(ltq_pmu_enable); 179 180 /* legacy function kept alive to ease clkdev transition */ 181 void ltq_pmu_disable(unsigned int module) 182 { 183 int retry = 1000000; 184 185 spin_lock(&g_pmu_lock); 186 pmu_w32(pmu_r32(PMU_PWDCR) | module, PMU_PWDCR); 187 do {} while (--retry && (!(pmu_r32(PMU_PWDSR) & module))); 188 spin_unlock(&g_pmu_lock); 189 190 if (!retry) 191 pr_warn("deactivating PMU module failed!"); 192 } 193 EXPORT_SYMBOL(ltq_pmu_disable); 194 195 /* enable a hw clock */ 196 static int cgu_enable(struct clk *clk) 197 { 198 ltq_cgu_w32(ltq_cgu_r32(ifccr) | clk->bits, ifccr); 199 return 0; 200 } 201 202 /* disable a hw clock */ 203 static void cgu_disable(struct clk *clk) 204 { 205 ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~clk->bits, ifccr); 206 } 207 208 /* enable a clock gate */ 209 static int pmu_enable(struct clk *clk) 210 { 211 int retry = 1000000; 212 213 if (of_machine_is_compatible("lantiq,ar10") 214 || of_machine_is_compatible("lantiq,grx390")) { 215 pmu_w32(clk->bits, PWDCR_EN_XRX(clk->module)); 216 do {} while (--retry && 217 (!(pmu_r32(PWDSR_XRX(clk->module)) & clk->bits))); 218 219 } else { 220 spin_lock(&g_pmu_lock); 221 pmu_w32(pmu_r32(PWDCR(clk->module)) & ~clk->bits, 222 PWDCR(clk->module)); 223 do {} while (--retry && 224 (pmu_r32(PWDSR(clk->module)) & clk->bits)); 225 spin_unlock(&g_pmu_lock); 226 } 227 228 if (!retry) 229 panic("activating PMU module failed!"); 230 231 return 0; 232 } 233 234 /* disable a clock gate */ 235 static void pmu_disable(struct clk *clk) 236 { 237 int retry = 1000000; 238 239 if (of_machine_is_compatible("lantiq,ar10") 240 || of_machine_is_compatible("lantiq,grx390")) { 241 pmu_w32(clk->bits, PWDCR_DIS_XRX(clk->module)); 242 do {} while (--retry && 243 (pmu_r32(PWDSR_XRX(clk->module)) & clk->bits)); 244 } else { 245 spin_lock(&g_pmu_lock); 246 pmu_w32(pmu_r32(PWDCR(clk->module)) | clk->bits, 247 PWDCR(clk->module)); 248 do {} while (--retry && 249 (!(pmu_r32(PWDSR(clk->module)) & clk->bits))); 250 spin_unlock(&g_pmu_lock); 251 } 252 253 if (!retry) 254 pr_warn("deactivating PMU module failed!"); 255 } 256 257 /* the pci enable helper */ 258 static int pci_enable(struct clk *clk) 259 { 260 unsigned int val = ltq_cgu_r32(ifccr); 261 /* set bus clock speed */ 262 if (of_machine_is_compatible("lantiq,ar9") || 263 of_machine_is_compatible("lantiq,vr9")) { 264 val &= ~0x1f00000; 265 if (clk->rate == CLOCK_33M) 266 val |= 0xe00000; 267 else 268 val |= 0x700000; /* 62.5M */ 269 } else { 270 val &= ~0xf00000; 271 if (clk->rate == CLOCK_33M) 272 val |= 0x800000; 273 else 274 val |= 0x400000; /* 62.5M */ 275 } 276 ltq_cgu_w32(val, ifccr); 277 pmu_enable(clk); 278 return 0; 279 } 280 281 /* enable the external clock as a source */ 282 static int pci_ext_enable(struct clk *clk) 283 { 284 ltq_cgu_w32(ltq_cgu_r32(ifccr) & ~(1 << 16), ifccr); 285 ltq_cgu_w32((1 << 30), pcicr); 286 return 0; 287 } 288 289 /* disable the external clock as a source */ 290 static void pci_ext_disable(struct clk *clk) 291 { 292 ltq_cgu_w32(ltq_cgu_r32(ifccr) | (1 << 16), ifccr); 293 ltq_cgu_w32((1 << 31) | (1 << 30), pcicr); 294 } 295 296 static void xbar_fpi_burst_disable(void) 297 { 298 u32 reg; 299 300 /* bit 1 as 1 --burst; bit 1 as 0 -- single */ 301 reg = xbar_r32(XBAR_ALWAYS_LAST); 302 reg &= ~XBAR_FPI_BURST_EN; 303 xbar_w32(reg, XBAR_ALWAYS_LAST); 304 } 305 306 /* enable a clockout source */ 307 static int clkout_enable(struct clk *clk) 308 { 309 int i; 310 311 /* get the correct rate */ 312 for (i = 0; i < 4; i++) { 313 if (clk->rates[i] == clk->rate) { 314 int shift = 14 - (2 * clk->module); 315 int enable = 7 - clk->module; 316 unsigned int val = ltq_cgu_r32(ifccr); 317 318 val &= ~(3 << shift); 319 val |= i << shift; 320 val |= enable; 321 ltq_cgu_w32(val, ifccr); 322 return 0; 323 } 324 } 325 return -1; 326 } 327 328 /* manage the clock gates via PMU */ 329 static void clkdev_add_pmu(const char *dev, const char *con, bool deactivate, 330 unsigned int module, unsigned int bits) 331 { 332 struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL); 333 334 clk->cl.dev_id = dev; 335 clk->cl.con_id = con; 336 clk->cl.clk = clk; 337 clk->enable = pmu_enable; 338 clk->disable = pmu_disable; 339 clk->module = module; 340 clk->bits = bits; 341 if (deactivate) { 342 /* 343 * Disable it during the initialization. Module should enable 344 * when used 345 */ 346 pmu_disable(clk); 347 } 348 clkdev_add(&clk->cl); 349 } 350 351 /* manage the clock generator */ 352 static void clkdev_add_cgu(const char *dev, const char *con, 353 unsigned int bits) 354 { 355 struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL); 356 357 clk->cl.dev_id = dev; 358 clk->cl.con_id = con; 359 clk->cl.clk = clk; 360 clk->enable = cgu_enable; 361 clk->disable = cgu_disable; 362 clk->bits = bits; 363 clkdev_add(&clk->cl); 364 } 365 366 /* pci needs its own enable function as the setup is a bit more complex */ 367 static unsigned long valid_pci_rates[] = {CLOCK_33M, CLOCK_62_5M, 0}; 368 369 static void clkdev_add_pci(void) 370 { 371 struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL); 372 struct clk *clk_ext = kzalloc(sizeof(struct clk), GFP_KERNEL); 373 374 /* main pci clock */ 375 clk->cl.dev_id = "17000000.pci"; 376 clk->cl.con_id = NULL; 377 clk->cl.clk = clk; 378 clk->rate = CLOCK_33M; 379 clk->rates = valid_pci_rates; 380 clk->enable = pci_enable; 381 clk->disable = pmu_disable; 382 clk->module = 0; 383 clk->bits = PMU_PCI; 384 clkdev_add(&clk->cl); 385 386 /* use internal/external bus clock */ 387 clk_ext->cl.dev_id = "17000000.pci"; 388 clk_ext->cl.con_id = "external"; 389 clk_ext->cl.clk = clk_ext; 390 clk_ext->enable = pci_ext_enable; 391 clk_ext->disable = pci_ext_disable; 392 clkdev_add(&clk_ext->cl); 393 } 394 395 /* xway socs can generate clocks on gpio pins */ 396 static unsigned long valid_clkout_rates[4][5] = { 397 {CLOCK_32_768K, CLOCK_1_536M, CLOCK_2_5M, CLOCK_12M, 0}, 398 {CLOCK_40M, CLOCK_12M, CLOCK_24M, CLOCK_48M, 0}, 399 {CLOCK_25M, CLOCK_40M, CLOCK_30M, CLOCK_60M, 0}, 400 {CLOCK_12M, CLOCK_50M, CLOCK_32_768K, CLOCK_25M, 0}, 401 }; 402 403 static void clkdev_add_clkout(void) 404 { 405 int i; 406 407 for (i = 0; i < 4; i++) { 408 struct clk *clk; 409 char *name; 410 411 name = kzalloc(sizeof("clkout0"), GFP_KERNEL); 412 sprintf(name, "clkout%d", i); 413 414 clk = kzalloc(sizeof(struct clk), GFP_KERNEL); 415 clk->cl.dev_id = "1f103000.cgu"; 416 clk->cl.con_id = name; 417 clk->cl.clk = clk; 418 clk->rate = 0; 419 clk->rates = valid_clkout_rates[i]; 420 clk->enable = clkout_enable; 421 clk->module = i; 422 clkdev_add(&clk->cl); 423 } 424 } 425 426 /* bring up all register ranges that we need for basic system control */ 427 void __init ltq_soc_init(void) 428 { 429 struct resource res_pmu, res_cgu, res_ebu; 430 struct device_node *np_pmu = 431 of_find_compatible_node(NULL, NULL, "lantiq,pmu-xway"); 432 struct device_node *np_cgu = 433 of_find_compatible_node(NULL, NULL, "lantiq,cgu-xway"); 434 struct device_node *np_ebu = 435 of_find_compatible_node(NULL, NULL, "lantiq,ebu-xway"); 436 437 /* check if all the core register ranges are available */ 438 if (!np_pmu || !np_cgu || !np_ebu) 439 panic("Failed to load core nodes from devicetree"); 440 441 if (of_address_to_resource(np_pmu, 0, &res_pmu) || 442 of_address_to_resource(np_cgu, 0, &res_cgu) || 443 of_address_to_resource(np_ebu, 0, &res_ebu)) 444 panic("Failed to get core resources"); 445 446 if (!request_mem_region(res_pmu.start, resource_size(&res_pmu), 447 res_pmu.name) || 448 !request_mem_region(res_cgu.start, resource_size(&res_cgu), 449 res_cgu.name) || 450 !request_mem_region(res_ebu.start, resource_size(&res_ebu), 451 res_ebu.name)) 452 pr_err("Failed to request core resources"); 453 454 pmu_membase = ioremap_nocache(res_pmu.start, resource_size(&res_pmu)); 455 ltq_cgu_membase = ioremap_nocache(res_cgu.start, 456 resource_size(&res_cgu)); 457 ltq_ebu_membase = ioremap_nocache(res_ebu.start, 458 resource_size(&res_ebu)); 459 if (!pmu_membase || !ltq_cgu_membase || !ltq_ebu_membase) 460 panic("Failed to remap core resources"); 461 462 if (of_machine_is_compatible("lantiq,vr9")) { 463 struct resource res_xbar; 464 struct device_node *np_xbar = 465 of_find_compatible_node(NULL, NULL, 466 "lantiq,xbar-xway"); 467 468 if (!np_xbar) 469 panic("Failed to load xbar nodes from devicetree"); 470 if (of_address_to_resource(np_pmu, 0, &res_xbar)) 471 panic("Failed to get xbar resources"); 472 if (request_mem_region(res_xbar.start, resource_size(&res_xbar), 473 res_xbar.name) < 0) 474 panic("Failed to get xbar resources"); 475 476 ltq_xbar_membase = ioremap_nocache(res_xbar.start, 477 resource_size(&res_xbar)); 478 if (!ltq_xbar_membase) 479 panic("Failed to remap xbar resources"); 480 } 481 482 /* make sure to unprotect the memory region where flash is located */ 483 ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_BUSCON0) & ~EBU_WRDIS, LTQ_EBU_BUSCON0); 484 485 /* add our generic xway clocks */ 486 clkdev_add_pmu("10000000.fpi", NULL, 0, 0, PMU_FPI); 487 clkdev_add_pmu("1e100400.serial", NULL, 0, 0, PMU_ASC0); 488 clkdev_add_pmu("1e100a00.gptu", NULL, 1, 0, PMU_GPT); 489 clkdev_add_pmu("1e100bb0.stp", NULL, 1, 0, PMU_STP); 490 clkdev_add_pmu("1e104100.dma", NULL, 1, 0, PMU_DMA); 491 clkdev_add_pmu("1e100800.spi", NULL, 1, 0, PMU_SPI); 492 clkdev_add_pmu("1e105300.ebu", NULL, 0, 0, PMU_EBU); 493 clkdev_add_clkout(); 494 495 /* add the soc dependent clocks */ 496 if (of_machine_is_compatible("lantiq,vr9")) { 497 ifccr = CGU_IFCCR_VR9; 498 pcicr = CGU_PCICR_VR9; 499 } else { 500 clkdev_add_pmu("1e180000.etop", NULL, 1, 0, PMU_PPE); 501 } 502 503 if (!of_machine_is_compatible("lantiq,ase")) { 504 clkdev_add_pmu("1e100c00.serial", NULL, 0, 0, PMU_ASC1); 505 clkdev_add_pci(); 506 } 507 508 if (of_machine_is_compatible("lantiq,grx390") || 509 of_machine_is_compatible("lantiq,ar10")) { 510 clkdev_add_pmu("1e101000.usb", "phy", 1, 2, PMU_ANALOG_USB0_P); 511 clkdev_add_pmu("1e106000.usb", "phy", 1, 2, PMU_ANALOG_USB1_P); 512 /* rc 0 */ 513 clkdev_add_pmu("1d900000.pcie", "phy", 1, 2, PMU_ANALOG_PCIE0_P); 514 clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI); 515 clkdev_add_pmu("1d900000.pcie", "pdi", 1, 1, PMU1_PCIE_PDI); 516 clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL); 517 /* rc 1 */ 518 clkdev_add_pmu("19000000.pcie", "phy", 1, 2, PMU_ANALOG_PCIE1_P); 519 clkdev_add_pmu("19000000.pcie", "msi", 1, 1, PMU1_PCIE1_MSI); 520 clkdev_add_pmu("19000000.pcie", "pdi", 1, 1, PMU1_PCIE1_PDI); 521 clkdev_add_pmu("19000000.pcie", "ctl", 1, 1, PMU1_PCIE1_CTL); 522 } 523 524 if (of_machine_is_compatible("lantiq,ase")) { 525 if (ltq_cgu_r32(CGU_SYS) & (1 << 5)) 526 clkdev_add_static(CLOCK_266M, CLOCK_133M, 527 CLOCK_133M, CLOCK_266M); 528 else 529 clkdev_add_static(CLOCK_133M, CLOCK_133M, 530 CLOCK_133M, CLOCK_133M); 531 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0); 532 clkdev_add_pmu("1e101000.usb", "phy", 1, 0, PMU_USB0_P); 533 clkdev_add_pmu("1e180000.etop", "ppe", 1, 0, PMU_PPE); 534 clkdev_add_cgu("1e180000.etop", "ephycgu", CGU_EPHY); 535 clkdev_add_pmu("1e180000.etop", "ephy", 1, 0, PMU_EPHY); 536 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_ASE_SDIO); 537 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); 538 } else if (of_machine_is_compatible("lantiq,grx390")) { 539 clkdev_add_static(ltq_grx390_cpu_hz(), ltq_grx390_fpi_hz(), 540 ltq_grx390_fpi_hz(), ltq_grx390_pp32_hz()); 541 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0); 542 clkdev_add_pmu("1e106000.usb", "ctl", 1, 0, PMU_USB1); 543 /* rc 2 */ 544 clkdev_add_pmu("1a800000.pcie", "phy", 1, 2, PMU_ANALOG_PCIE2_P); 545 clkdev_add_pmu("1a800000.pcie", "msi", 1, 1, PMU1_PCIE2_MSI); 546 clkdev_add_pmu("1a800000.pcie", "pdi", 1, 1, PMU1_PCIE2_PDI); 547 clkdev_add_pmu("1a800000.pcie", "ctl", 1, 1, PMU1_PCIE2_CTL); 548 clkdev_add_pmu("1e108000.eth", NULL, 1, 0, PMU_SWITCH | PMU_PPE_DP); 549 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF); 550 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU); 551 } else if (of_machine_is_compatible("lantiq,ar10")) { 552 clkdev_add_static(ltq_ar10_cpu_hz(), ltq_ar10_fpi_hz(), 553 ltq_ar10_fpi_hz(), ltq_ar10_pp32_hz()); 554 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0); 555 clkdev_add_pmu("1e106000.usb", "ctl", 1, 0, PMU_USB1); 556 clkdev_add_pmu("1e108000.eth", NULL, 1, 0, PMU_SWITCH | 557 PMU_PPE_DP | PMU_PPE_TC); 558 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF); 559 clkdev_add_pmu("1f203000.rcu", "gphy", 1, 0, PMU_GPHY); 560 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU); 561 clkdev_add_pmu("1e116000.mei", "afe", 1, 2, PMU_ANALOG_DSL_AFE); 562 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); 563 } else if (of_machine_is_compatible("lantiq,vr9")) { 564 clkdev_add_static(ltq_vr9_cpu_hz(), ltq_vr9_fpi_hz(), 565 ltq_vr9_fpi_hz(), ltq_vr9_pp32_hz()); 566 clkdev_add_pmu("1e101000.usb", "phy", 1, 0, PMU_USB0_P); 567 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0 | PMU_AHBM); 568 clkdev_add_pmu("1e106000.usb", "phy", 1, 0, PMU_USB1_P); 569 clkdev_add_pmu("1e106000.usb", "ctl", 1, 0, PMU_USB1 | PMU_AHBM); 570 clkdev_add_pmu("1d900000.pcie", "phy", 1, 1, PMU1_PCIE_PHY); 571 clkdev_add_pmu("1d900000.pcie", "bus", 1, 0, PMU_PCIE_CLK); 572 clkdev_add_pmu("1d900000.pcie", "msi", 1, 1, PMU1_PCIE_MSI); 573 clkdev_add_pmu("1d900000.pcie", "pdi", 1, 1, PMU1_PCIE_PDI); 574 clkdev_add_pmu("1d900000.pcie", "ctl", 1, 1, PMU1_PCIE_CTL); 575 clkdev_add_pmu(NULL, "ahb", 1, 0, PMU_AHBM | PMU_AHBS); 576 577 clkdev_add_pmu("1da00000.usif", "NULL", 1, 0, PMU_USIF); 578 clkdev_add_pmu("1e108000.eth", NULL, 1, 0, 579 PMU_SWITCH | PMU_PPE_DPLUS | PMU_PPE_DPLUM | 580 PMU_PPE_EMA | PMU_PPE_TC | PMU_PPE_SLL01 | 581 PMU_PPE_QSB | PMU_PPE_TOP); 582 clkdev_add_pmu("1f203000.rcu", "gphy", 1, 0, PMU_GPHY); 583 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO); 584 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU); 585 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); 586 } else if (of_machine_is_compatible("lantiq,ar9")) { 587 clkdev_add_static(ltq_ar9_cpu_hz(), ltq_ar9_fpi_hz(), 588 ltq_ar9_fpi_hz(), CLOCK_250M); 589 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0); 590 clkdev_add_pmu("1e101000.usb", "phy", 1, 0, PMU_USB0_P); 591 clkdev_add_pmu("1e106000.usb", "ctl", 1, 0, PMU_USB1); 592 clkdev_add_pmu("1e106000.usb", "phy", 1, 0, PMU_USB1_P); 593 clkdev_add_pmu("1e180000.etop", "switch", 1, 0, PMU_SWITCH); 594 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO); 595 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU); 596 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); 597 clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); 598 } else { 599 clkdev_add_static(ltq_danube_cpu_hz(), ltq_danube_fpi_hz(), 600 ltq_danube_fpi_hz(), ltq_danube_pp32_hz()); 601 clkdev_add_pmu("1e101000.usb", "ctl", 1, 0, PMU_USB0); 602 clkdev_add_pmu("1e101000.usb", "phy", 1, 0, PMU_USB0_P); 603 clkdev_add_pmu("1e103000.sdio", NULL, 1, 0, PMU_SDIO); 604 clkdev_add_pmu("1e103100.deu", NULL, 1, 0, PMU_DEU); 605 clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); 606 clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); 607 } 608 609 if (of_machine_is_compatible("lantiq,vr9")) 610 xbar_fpi_burst_disable(); 611 } 612