drivers/clk/ti/dpll.c

   1 /*
   2  * OMAP DPLL clock support
   3  *
   4  * Copyright (C) 2013 Texas Instruments, Inc.
   5  *
   6  * Tero Kristo <t-kristo@ti.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  13  * kind, whether express or implied; without even the implied warranty
  14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #include <linux/clk.h>
  19 #include <linux/clk-provider.h>
  20 #include <linux/slab.h>
  21 #include <linux/err.h>
  22 #include <linux/of.h>
  23 #include <linux/of_address.h>
  24 #include <linux/clk/ti.h>
  25 #include "clock.h"
  26
  27 #undef pr_fmt
  28 #define pr_fmt(fmt) "%s: " fmt, __func__
  29
  30 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
  31         defined(CONFIG_SOC_DRA7XX)
  32 static const struct clk_ops dpll_m4xen_ck_ops = {
  33         .enable         = &omap3_noncore_dpll_enable,
  34         .disable        = &omap3_noncore_dpll_disable,
  35         .recalc_rate    = &omap4_dpll_regm4xen_recalc,
  36         .round_rate     = &omap4_dpll_regm4xen_round_rate,
  37         .set_rate       = &omap3_noncore_dpll_set_rate,
  38         .set_parent     = &omap3_noncore_dpll_set_parent,
  39         .set_rate_and_parent    = &omap3_noncore_dpll_set_rate_and_parent,
  40         .determine_rate = &omap4_dpll_regm4xen_determine_rate,
  41         .get_parent     = &omap2_init_dpll_parent,
  42         .save_context   = &omap3_core_dpll_save_context,
  43         .restore_context = &omap3_core_dpll_restore_context,
  44 };
  45 #else
  46 static const struct clk_ops dpll_m4xen_ck_ops = {};
  47 #endif
  48
  49 #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) || \
  50         defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX) || \
  51         defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
  52 static const struct clk_ops dpll_core_ck_ops = {
  53         .recalc_rate    = &omap3_dpll_recalc,
  54         .get_parent     = &omap2_init_dpll_parent,
  55 };
  56
  57 static const struct clk_ops dpll_ck_ops = {
  58         .enable         = &omap3_noncore_dpll_enable,
  59         .disable        = &omap3_noncore_dpll_disable,
  60         .recalc_rate    = &omap3_dpll_recalc,
  61         .round_rate     = &omap2_dpll_round_rate,
  62         .set_rate       = &omap3_noncore_dpll_set_rate,
  63         .set_parent     = &omap3_noncore_dpll_set_parent,
  64         .set_rate_and_parent    = &omap3_noncore_dpll_set_rate_and_parent,
  65         .determine_rate = &omap3_noncore_dpll_determine_rate,
  66         .get_parent     = &omap2_init_dpll_parent,
  67         .save_context   = &omap3_noncore_dpll_save_context,
  68         .restore_context = &omap3_noncore_dpll_restore_context,
  69 };
  70
  71 static const struct clk_ops dpll_no_gate_ck_ops = {
  72         .recalc_rate    = &omap3_dpll_recalc,
  73         .get_parent     = &omap2_init_dpll_parent,
  74         .round_rate     = &omap2_dpll_round_rate,
  75         .set_rate       = &omap3_noncore_dpll_set_rate,
  76         .set_parent     = &omap3_noncore_dpll_set_parent,
  77         .set_rate_and_parent    = &omap3_noncore_dpll_set_rate_and_parent,
  78         .determine_rate = &omap3_noncore_dpll_determine_rate,
  79         .save_context   = &omap3_noncore_dpll_save_context,
  80         .restore_context = &omap3_noncore_dpll_restore_context
  81 };
  82 #else
  83 static const struct clk_ops dpll_core_ck_ops = {};
  84 static const struct clk_ops dpll_ck_ops = {};
  85 static const struct clk_ops dpll_no_gate_ck_ops = {};
  86 const struct clk_hw_omap_ops clkhwops_omap3_dpll = {};
  87 #endif
  88
  89 #ifdef CONFIG_ARCH_OMAP2
  90 static const struct clk_ops omap2_dpll_core_ck_ops = {
  91         .get_parent     = &omap2_init_dpll_parent,
  92         .recalc_rate    = &omap2_dpllcore_recalc,
  93         .round_rate     = &omap2_dpll_round_rate,
  94         .set_rate       = &omap2_reprogram_dpllcore,
  95 };
  96 #else
  97 static const struct clk_ops omap2_dpll_core_ck_ops = {};
  98 #endif
  99
 100 #ifdef CONFIG_ARCH_OMAP3
 101 static const struct clk_ops omap3_dpll_core_ck_ops = {
 102         .get_parent     = &omap2_init_dpll_parent,
 103         .recalc_rate    = &omap3_dpll_recalc,
 104         .round_rate     = &omap2_dpll_round_rate,
 105 };
 106 #else
 107 static const struct clk_ops omap3_dpll_core_ck_ops = {};
 108 #endif
 109
 110 #ifdef CONFIG_ARCH_OMAP3
 111 static const struct clk_ops omap3_dpll_ck_ops = {
 112         .enable         = &omap3_noncore_dpll_enable,
 113         .disable        = &omap3_noncore_dpll_disable,
 114         .get_parent     = &omap2_init_dpll_parent,
 115         .recalc_rate    = &omap3_dpll_recalc,
 116         .set_rate       = &omap3_noncore_dpll_set_rate,
 117         .set_parent     = &omap3_noncore_dpll_set_parent,
 118         .set_rate_and_parent    = &omap3_noncore_dpll_set_rate_and_parent,
 119         .determine_rate = &omap3_noncore_dpll_determine_rate,
 120         .round_rate     = &omap2_dpll_round_rate,
 121 };
 122
 123 static const struct clk_ops omap3_dpll5_ck_ops = {
 124         .enable         = &omap3_noncore_dpll_enable,
 125         .disable        = &omap3_noncore_dpll_disable,
 126         .get_parent     = &omap2_init_dpll_parent,
 127         .recalc_rate    = &omap3_dpll_recalc,
 128         .set_rate       = &omap3_dpll5_set_rate,
 129         .set_parent     = &omap3_noncore_dpll_set_parent,
 130         .set_rate_and_parent    = &omap3_noncore_dpll_set_rate_and_parent,
 131         .determine_rate = &omap3_noncore_dpll_determine_rate,
 132         .round_rate     = &omap2_dpll_round_rate,
 133 };
 134
 135 static const struct clk_ops omap3_dpll_per_ck_ops = {
 136         .enable         = &omap3_noncore_dpll_enable,
 137         .disable        = &omap3_noncore_dpll_disable,
 138         .get_parent     = &omap2_init_dpll_parent,
 139         .recalc_rate    = &omap3_dpll_recalc,
 140         .set_rate       = &omap3_dpll4_set_rate,
 141         .set_parent     = &omap3_noncore_dpll_set_parent,
 142         .set_rate_and_parent    = &omap3_dpll4_set_rate_and_parent,
 143         .determine_rate = &omap3_noncore_dpll_determine_rate,
 144         .round_rate     = &omap2_dpll_round_rate,
 145 };
 146 #endif
 147
 148 static const struct clk_ops dpll_x2_ck_ops = {
 149         .recalc_rate    = &omap3_clkoutx2_recalc,
 150 };
 151
 152 /**
 153  * _register_dpll - low level registration of a DPLL clock
 154  * @user: pointer to the hardware clock definition for the clock
 155  * @node: device node for the clock
 156  *
 157  * Finalizes DPLL registration process. In case a failure (clk-ref or
 158  * clk-bypass is missing), the clock is added to retry list and
 159  * the initialization is retried on later stage.
 160  */
 161 static void __init _register_dpll(void *user,
 162                                   struct device_node *node)
 163 {
 164         struct clk_hw *hw = user;
 165         struct clk_hw_omap *clk_hw = to_clk_hw_omap(hw);
 166         struct dpll_data *dd = clk_hw->dpll_data;
 167         struct clk *clk;
 168         const struct clk_init_data *init = hw->init;
 169
 170         clk = of_clk_get(node, 0);
 171         if (IS_ERR(clk)) {
 172                 pr_debug("clk-ref missing for %pOFn, retry later\n",
 173                          node);
 174                 if (!ti_clk_retry_init(node, hw, _register_dpll))
 175                         return;
 176
 177                 goto cleanup;
 178         }
 179
 180         dd->clk_ref = __clk_get_hw(clk);
 181
 182         clk = of_clk_get(node, 1);
 183
 184         if (IS_ERR(clk)) {
 185                 pr_debug("clk-bypass missing for %pOFn, retry later\n",
 186                          node);
 187                 if (!ti_clk_retry_init(node, hw, _register_dpll))
 188                         return;
 189
 190                 goto cleanup;
 191         }
 192
 193         dd->clk_bypass = __clk_get_hw(clk);
 194
 195         /* register the clock */
 196         clk = ti_clk_register_omap_hw(NULL, &clk_hw->hw, node->name);
 197
 198         if (!IS_ERR(clk)) {
 199                 of_clk_add_provider(node, of_clk_src_simple_get, clk);
 200                 kfree(init->parent_names);
 201                 kfree(init);
 202                 return;
 203         }
 204
 205 cleanup:
 206         kfree(clk_hw->dpll_data);
 207         kfree(init->parent_names);
 208         kfree(init);
 209         kfree(clk_hw);
 210 }
 211
 212 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
 213         defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX) || \
 214         defined(CONFIG_SOC_AM43XX)
 215 /**
 216  * _register_dpll_x2 - Registers a DPLLx2 clock
 217  * @node: device node for this clock
 218  * @ops: clk_ops for this clock
 219  * @hw_ops: clk_hw_ops for this clock
 220  *
 221  * Initializes a DPLL x 2 clock from device tree data.
 222  */
 223 static void _register_dpll_x2(struct device_node *node,
 224                               const struct clk_ops *ops,
 225                               const struct clk_hw_omap_ops *hw_ops)
 226 {
 227         struct clk *clk;
 228         struct clk_init_data init = { NULL };
 229         struct clk_hw_omap *clk_hw;
 230         const char *name = node->name;
 231         const char *parent_name;
 232
 233         parent_name = of_clk_get_parent_name(node, 0);
 234         if (!parent_name) {
 235                 pr_err("%pOFn must have parent\n", node);
 236                 return;
 237         }
 238
 239         clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
 240         if (!clk_hw)
 241                 return;
 242
 243         clk_hw->ops = hw_ops;
 244         clk_hw->hw.init = &init;
 245
 246         init.name = name;
 247         init.ops = ops;
 248         init.parent_names = &parent_name;
 249         init.num_parents = 1;
 250
 251 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
 252         defined(CONFIG_SOC_DRA7XX)
 253         if (hw_ops == &clkhwops_omap4_dpllmx) {
 254                 int ret;
 255
 256                 /* Check if register defined, if not, drop hw-ops */
 257                 ret = of_property_count_elems_of_size(node, "reg", 1);
 258                 if (ret <= 0) {
 259                         clk_hw->ops = NULL;
 260                 } else if (ti_clk_get_reg_addr(node, 0, &clk_hw->clksel_reg)) {
 261                         kfree(clk_hw);
 262                         return;
 263                 }
 264         }
 265 #endif
 266
 267         /* register the clock */
 268         clk = ti_clk_register_omap_hw(NULL, &clk_hw->hw, name);
 269
 270         if (IS_ERR(clk))
 271                 kfree(clk_hw);
 272         else
 273                 of_clk_add_provider(node, of_clk_src_simple_get, clk);
 274 }
 275 #endif
 276
 277 /**
 278  * of_ti_dpll_setup - Setup function for OMAP DPLL clocks
 279  * @node: device node containing the DPLL info
 280  * @ops: ops for the DPLL
 281  * @ddt: DPLL data template to use
 282  *
 283  * Initializes a DPLL clock from device tree data.
 284  */
 285 static void __init of_ti_dpll_setup(struct device_node *node,
 286                                     const struct clk_ops *ops,
 287                                     const struct dpll_data *ddt)
 288 {
 289         struct clk_hw_omap *clk_hw = NULL;
 290         struct clk_init_data *init = NULL;
 291         const char **parent_names = NULL;
 292         struct dpll_data *dd = NULL;
 293         u8 dpll_mode = 0;
 294
 295         dd = kmemdup(ddt, sizeof(*dd), GFP_KERNEL);
 296         clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
 297         init = kzalloc(sizeof(*init), GFP_KERNEL);
 298         if (!dd || !clk_hw || !init)
 299                 goto cleanup;
 300
 301         clk_hw->dpll_data = dd;
 302         clk_hw->ops = &clkhwops_omap3_dpll;
 303         clk_hw->hw.init = init;
 304
 305         init->name = node->name;
 306         init->ops = ops;
 307
 308         init->num_parents = of_clk_get_parent_count(node);
 309         if (!init->num_parents) {
 310                 pr_err("%pOFn must have parent(s)\n", node);
 311                 goto cleanup;
 312         }
 313
 314         parent_names = kcalloc(init->num_parents, sizeof(char *), GFP_KERNEL);
 315         if (!parent_names)
 316                 goto cleanup;
 317
 318         of_clk_parent_fill(node, parent_names, init->num_parents);
 319
 320         init->parent_names = parent_names;
 321
 322         if (ti_clk_get_reg_addr(node, 0, &dd->control_reg))
 323                 goto cleanup;
 324
 325         /*
 326          * Special case for OMAP2 DPLL, register order is different due to
 327          * missing idlest_reg, also clkhwops is different. Detected from
 328          * missing idlest_mask.
 329          */
 330         if (!dd->idlest_mask) {
 331                 if (ti_clk_get_reg_addr(node, 1, &dd->mult_div1_reg))
 332                         goto cleanup;
 333 #ifdef CONFIG_ARCH_OMAP2
 334                 clk_hw->ops = &clkhwops_omap2xxx_dpll;
 335                 omap2xxx_clkt_dpllcore_init(&clk_hw->hw);
 336 #endif
 337         } else {
 338                 if (ti_clk_get_reg_addr(node, 1, &dd->idlest_reg))
 339                         goto cleanup;
 340
 341                 if (ti_clk_get_reg_addr(node, 2, &dd->mult_div1_reg))
 342                         goto cleanup;
 343         }
 344
 345         if (dd->autoidle_mask) {
 346                 if (ti_clk_get_reg_addr(node, 3, &dd->autoidle_reg))
 347                         goto cleanup;
 348         }
 349
 350         if (of_property_read_bool(node, "ti,low-power-stop"))
 351                 dpll_mode |= 1 << DPLL_LOW_POWER_STOP;
 352
 353         if (of_property_read_bool(node, "ti,low-power-bypass"))
 354                 dpll_mode |= 1 << DPLL_LOW_POWER_BYPASS;
 355
 356         if (of_property_read_bool(node, "ti,lock"))
 357                 dpll_mode |= 1 << DPLL_LOCKED;
 358
 359         if (dpll_mode)
 360                 dd->modes = dpll_mode;
 361
 362         _register_dpll(&clk_hw->hw, node);
 363         return;
 364
 365 cleanup:
 366         kfree(dd);
 367         kfree(parent_names);
 368         kfree(init);
 369         kfree(clk_hw);
 370 }
 371
 372 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
 373         defined(CONFIG_SOC_DRA7XX)
 374 static void __init of_ti_omap4_dpll_x2_setup(struct device_node *node)
 375 {
 376         _register_dpll_x2(node, &dpll_x2_ck_ops, &clkhwops_omap4_dpllmx);
 377 }
 378 CLK_OF_DECLARE(ti_omap4_dpll_x2_clock, "ti,omap4-dpll-x2-clock",
 379                of_ti_omap4_dpll_x2_setup);
 380 #endif
 381
 382 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
 383 static void __init of_ti_am3_dpll_x2_setup(struct device_node *node)
 384 {
 385         _register_dpll_x2(node, &dpll_x2_ck_ops, NULL);
 386 }
 387 CLK_OF_DECLARE(ti_am3_dpll_x2_clock, "ti,am3-dpll-x2-clock",
 388                of_ti_am3_dpll_x2_setup);
 389 #endif
 390
 391 #ifdef CONFIG_ARCH_OMAP3
 392 static void __init of_ti_omap3_dpll_setup(struct device_node *node)
 393 {
 394         const struct dpll_data dd = {
 395                 .idlest_mask = 0x1,
 396                 .enable_mask = 0x7,
 397                 .autoidle_mask = 0x7,
 398                 .mult_mask = 0x7ff << 8,
 399                 .div1_mask = 0x7f,
 400                 .max_multiplier = 2047,
 401                 .max_divider = 128,
 402                 .min_divider = 1,
 403                 .freqsel_mask = 0xf0,
 404                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 405         };
 406
 407         if ((of_machine_is_compatible("ti,omap3630") ||
 408              of_machine_is_compatible("ti,omap36xx")) &&
 409              of_node_name_eq(node, "dpll5_ck"))
 410                 of_ti_dpll_setup(node, &omap3_dpll5_ck_ops, &dd);
 411         else
 412                 of_ti_dpll_setup(node, &omap3_dpll_ck_ops, &dd);
 413 }
 414 CLK_OF_DECLARE(ti_omap3_dpll_clock, "ti,omap3-dpll-clock",
 415                of_ti_omap3_dpll_setup);
 416
 417 static void __init of_ti_omap3_core_dpll_setup(struct device_node *node)
 418 {
 419         const struct dpll_data dd = {
 420                 .idlest_mask = 0x1,
 421                 .enable_mask = 0x7,
 422                 .autoidle_mask = 0x7,
 423                 .mult_mask = 0x7ff << 16,
 424                 .div1_mask = 0x7f << 8,
 425                 .max_multiplier = 2047,
 426                 .max_divider = 128,
 427                 .min_divider = 1,
 428                 .freqsel_mask = 0xf0,
 429         };
 430
 431         of_ti_dpll_setup(node, &omap3_dpll_core_ck_ops, &dd);
 432 }
 433 CLK_OF_DECLARE(ti_omap3_core_dpll_clock, "ti,omap3-dpll-core-clock",
 434                of_ti_omap3_core_dpll_setup);
 435
 436 static void __init of_ti_omap3_per_dpll_setup(struct device_node *node)
 437 {
 438         const struct dpll_data dd = {
 439                 .idlest_mask = 0x1 << 1,
 440                 .enable_mask = 0x7 << 16,
 441                 .autoidle_mask = 0x7 << 3,
 442                 .mult_mask = 0x7ff << 8,
 443                 .div1_mask = 0x7f,
 444                 .max_multiplier = 2047,
 445                 .max_divider = 128,
 446                 .min_divider = 1,
 447                 .freqsel_mask = 0xf00000,
 448                 .modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED),
 449         };
 450
 451         of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd);
 452 }
 453 CLK_OF_DECLARE(ti_omap3_per_dpll_clock, "ti,omap3-dpll-per-clock",
 454                of_ti_omap3_per_dpll_setup);
 455
 456 static void __init of_ti_omap3_per_jtype_dpll_setup(struct device_node *node)
 457 {
 458         const struct dpll_data dd = {
 459                 .idlest_mask = 0x1 << 1,
 460                 .enable_mask = 0x7 << 16,
 461                 .autoidle_mask = 0x7 << 3,
 462                 .mult_mask = 0xfff << 8,
 463                 .div1_mask = 0x7f,
 464                 .max_multiplier = 4095,
 465                 .max_divider = 128,
 466                 .min_divider = 1,
 467                 .sddiv_mask = 0xff << 24,
 468                 .dco_mask = 0xe << 20,
 469                 .flags = DPLL_J_TYPE,
 470                 .modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED),
 471         };
 472
 473         of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd);
 474 }
 475 CLK_OF_DECLARE(ti_omap3_per_jtype_dpll_clock, "ti,omap3-dpll-per-j-type-clock",
 476                of_ti_omap3_per_jtype_dpll_setup);
 477 #endif
 478
 479 static void __init of_ti_omap4_dpll_setup(struct device_node *node)
 480 {
 481         const struct dpll_data dd = {
 482                 .idlest_mask = 0x1,
 483                 .enable_mask = 0x7,
 484                 .autoidle_mask = 0x7,
 485                 .mult_mask = 0x7ff << 8,
 486                 .div1_mask = 0x7f,
 487                 .max_multiplier = 2047,
 488                 .max_divider = 128,
 489                 .min_divider = 1,
 490                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 491         };
 492
 493         of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
 494 }
 495 CLK_OF_DECLARE(ti_omap4_dpll_clock, "ti,omap4-dpll-clock",
 496                of_ti_omap4_dpll_setup);
 497
 498 static void __init of_ti_omap5_mpu_dpll_setup(struct device_node *node)
 499 {
 500         const struct dpll_data dd = {
 501                 .idlest_mask = 0x1,
 502                 .enable_mask = 0x7,
 503                 .autoidle_mask = 0x7,
 504                 .mult_mask = 0x7ff << 8,
 505                 .div1_mask = 0x7f,
 506                 .max_multiplier = 2047,
 507                 .max_divider = 128,
 508                 .dcc_mask = BIT(22),
 509                 .dcc_rate = 1400000000, /* DCC beyond 1.4GHz */
 510                 .min_divider = 1,
 511                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 512         };
 513
 514         of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
 515 }
 516 CLK_OF_DECLARE(of_ti_omap5_mpu_dpll_clock, "ti,omap5-mpu-dpll-clock",
 517                of_ti_omap5_mpu_dpll_setup);
 518
 519 static void __init of_ti_omap4_core_dpll_setup(struct device_node *node)
 520 {
 521         const struct dpll_data dd = {
 522                 .idlest_mask = 0x1,
 523                 .enable_mask = 0x7,
 524                 .autoidle_mask = 0x7,
 525                 .mult_mask = 0x7ff << 8,
 526                 .div1_mask = 0x7f,
 527                 .max_multiplier = 2047,
 528                 .max_divider = 128,
 529                 .min_divider = 1,
 530                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 531         };
 532
 533         of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd);
 534 }
 535 CLK_OF_DECLARE(ti_omap4_core_dpll_clock, "ti,omap4-dpll-core-clock",
 536                of_ti_omap4_core_dpll_setup);
 537
 538 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
 539         defined(CONFIG_SOC_DRA7XX)
 540 static void __init of_ti_omap4_m4xen_dpll_setup(struct device_node *node)
 541 {
 542         const struct dpll_data dd = {
 543                 .idlest_mask = 0x1,
 544                 .enable_mask = 0x7,
 545                 .autoidle_mask = 0x7,
 546                 .mult_mask = 0x7ff << 8,
 547                 .div1_mask = 0x7f,
 548                 .max_multiplier = 2047,
 549                 .max_divider = 128,
 550                 .min_divider = 1,
 551                 .m4xen_mask = 0x800,
 552                 .lpmode_mask = 1 << 10,
 553                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 554         };
 555
 556         of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd);
 557 }
 558 CLK_OF_DECLARE(ti_omap4_m4xen_dpll_clock, "ti,omap4-dpll-m4xen-clock",
 559                of_ti_omap4_m4xen_dpll_setup);
 560
 561 static void __init of_ti_omap4_jtype_dpll_setup(struct device_node *node)
 562 {
 563         const struct dpll_data dd = {
 564                 .idlest_mask = 0x1,
 565                 .enable_mask = 0x7,
 566                 .autoidle_mask = 0x7,
 567                 .mult_mask = 0xfff << 8,
 568                 .div1_mask = 0xff,
 569                 .max_multiplier = 4095,
 570                 .max_divider = 256,
 571                 .min_divider = 1,
 572                 .sddiv_mask = 0xff << 24,
 573                 .flags = DPLL_J_TYPE,
 574                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 575         };
 576
 577         of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd);
 578 }
 579 CLK_OF_DECLARE(ti_omap4_jtype_dpll_clock, "ti,omap4-dpll-j-type-clock",
 580                of_ti_omap4_jtype_dpll_setup);
 581 #endif
 582
 583 static void __init of_ti_am3_no_gate_dpll_setup(struct device_node *node)
 584 {
 585         const struct dpll_data dd = {
 586                 .idlest_mask = 0x1,
 587                 .enable_mask = 0x7,
 588                 .mult_mask = 0x7ff << 8,
 589                 .div1_mask = 0x7f,
 590                 .max_multiplier = 2047,
 591                 .max_divider = 128,
 592                 .min_divider = 1,
 593                 .max_rate = 1000000000,
 594                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 595         };
 596
 597         of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd);
 598 }
 599 CLK_OF_DECLARE(ti_am3_no_gate_dpll_clock, "ti,am3-dpll-no-gate-clock",
 600                of_ti_am3_no_gate_dpll_setup);
 601
 602 static void __init of_ti_am3_jtype_dpll_setup(struct device_node *node)
 603 {
 604         const struct dpll_data dd = {
 605                 .idlest_mask = 0x1,
 606                 .enable_mask = 0x7,
 607                 .mult_mask = 0x7ff << 8,
 608                 .div1_mask = 0x7f,
 609                 .max_multiplier = 4095,
 610                 .max_divider = 256,
 611                 .min_divider = 2,
 612                 .flags = DPLL_J_TYPE,
 613                 .max_rate = 2000000000,
 614                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 615         };
 616
 617         of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
 618 }
 619 CLK_OF_DECLARE(ti_am3_jtype_dpll_clock, "ti,am3-dpll-j-type-clock",
 620                of_ti_am3_jtype_dpll_setup);
 621
 622 static void __init of_ti_am3_no_gate_jtype_dpll_setup(struct device_node *node)
 623 {
 624         const struct dpll_data dd = {
 625                 .idlest_mask = 0x1,
 626                 .enable_mask = 0x7,
 627                 .mult_mask = 0x7ff << 8,
 628                 .div1_mask = 0x7f,
 629                 .max_multiplier = 2047,
 630                 .max_divider = 128,
 631                 .min_divider = 1,
 632                 .max_rate = 2000000000,
 633                 .flags = DPLL_J_TYPE,
 634                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 635         };
 636
 637         of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd);
 638 }
 639 CLK_OF_DECLARE(ti_am3_no_gate_jtype_dpll_clock,
 640                "ti,am3-dpll-no-gate-j-type-clock",
 641                of_ti_am3_no_gate_jtype_dpll_setup);
 642
 643 static void __init of_ti_am3_dpll_setup(struct device_node *node)
 644 {
 645         const struct dpll_data dd = {
 646                 .idlest_mask = 0x1,
 647                 .enable_mask = 0x7,
 648                 .mult_mask = 0x7ff << 8,
 649                 .div1_mask = 0x7f,
 650                 .max_multiplier = 2047,
 651                 .max_divider = 128,
 652                 .min_divider = 1,
 653                 .max_rate = 1000000000,
 654                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 655         };
 656
 657         of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
 658 }
 659 CLK_OF_DECLARE(ti_am3_dpll_clock, "ti,am3-dpll-clock", of_ti_am3_dpll_setup);
 660
 661 static void __init of_ti_am3_core_dpll_setup(struct device_node *node)
 662 {
 663         const struct dpll_data dd = {
 664                 .idlest_mask = 0x1,
 665                 .enable_mask = 0x7,
 666                 .mult_mask = 0x7ff << 8,
 667                 .div1_mask = 0x7f,
 668                 .max_multiplier = 2047,
 669                 .max_divider = 128,
 670                 .min_divider = 1,
 671                 .max_rate = 1000000000,
 672                 .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 673         };
 674
 675         of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd);
 676 }
 677 CLK_OF_DECLARE(ti_am3_core_dpll_clock, "ti,am3-dpll-core-clock",
 678                of_ti_am3_core_dpll_setup);
 679
 680 static void __init of_ti_omap2_core_dpll_setup(struct device_node *node)
 681 {
 682         const struct dpll_data dd = {
 683                 .enable_mask = 0x3,
 684                 .mult_mask = 0x3ff << 12,
 685                 .div1_mask = 0xf << 8,
 686                 .max_divider = 16,
 687                 .min_divider = 1,
 688         };
 689
 690         of_ti_dpll_setup(node, &omap2_dpll_core_ck_ops, &dd);
 691 }
 692 CLK_OF_DECLARE(ti_omap2_core_dpll_clock, "ti,omap2-dpll-core-clock",
 693                of_ti_omap2_core_dpll_setup);