root/drivers/clk/ux500/u8500_of_clk.c

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DEFINITIONS

This source file includes following definitions.
  1. ux500_twocell_get
  2. u8500_clk_init

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Clock definitions for u8500 platform.
   4  *
   5  * Copyright (C) 2012 ST-Ericsson SA
   6  * Author: Ulf Hansson <ulf.hansson@linaro.org>
   7  */
   8 
   9 #include <linux/of.h>
  10 #include <linux/of_address.h>
  11 #include <linux/clk-provider.h>
  12 #include <linux/mfd/dbx500-prcmu.h>
  13 #include "clk.h"
  14 
  15 #define PRCC_NUM_PERIPH_CLUSTERS 6
  16 #define PRCC_PERIPHS_PER_CLUSTER 32
  17 
  18 static struct clk *prcmu_clk[PRCMU_NUM_CLKS];
  19 static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
  20 static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
  21 
  22 #define PRCC_SHOW(clk, base, bit) \
  23         clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit]
  24 #define PRCC_PCLK_STORE(clk, base, bit) \
  25         prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
  26 #define PRCC_KCLK_STORE(clk, base, bit)        \
  27         prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
  28 
  29 static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec,
  30                                      void *data)
  31 {
  32         struct clk **clk_data = data;
  33         unsigned int base, bit;
  34 
  35         if (clkspec->args_count != 2)
  36                 return  ERR_PTR(-EINVAL);
  37 
  38         base = clkspec->args[0];
  39         bit = clkspec->args[1];
  40 
  41         if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) {
  42                 pr_err("%s: invalid PRCC base %d\n", __func__, base);
  43                 return ERR_PTR(-EINVAL);
  44         }
  45 
  46         return PRCC_SHOW(clk_data, base, bit);
  47 }
  48 
  49 /* CLKRST4 is missing making it hard to index things */
  50 enum clkrst_index {
  51         CLKRST1_INDEX = 0,
  52         CLKRST2_INDEX,
  53         CLKRST3_INDEX,
  54         CLKRST5_INDEX,
  55         CLKRST6_INDEX,
  56         CLKRST_MAX,
  57 };
  58 
  59 static void u8500_clk_init(struct device_node *np)
  60 {
  61         struct prcmu_fw_version *fw_version;
  62         struct device_node *child = NULL;
  63         const char *sgaclk_parent = NULL;
  64         struct clk *clk, *rtc_clk, *twd_clk;
  65         u32 bases[CLKRST_MAX];
  66         int i;
  67 
  68         for (i = 0; i < ARRAY_SIZE(bases); i++) {
  69                 struct resource r;
  70 
  71                 if (of_address_to_resource(np, i, &r))
  72                         /* Not much choice but to continue */
  73                         pr_err("failed to get CLKRST %d base address\n",
  74                                i + 1);
  75                 bases[i] = r.start;
  76         }
  77 
  78         /* Clock sources */
  79         clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0,
  80                                 CLK_IGNORE_UNUSED);
  81         prcmu_clk[PRCMU_PLLSOC0] = clk;
  82 
  83         clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1,
  84                                 CLK_IGNORE_UNUSED);
  85         prcmu_clk[PRCMU_PLLSOC1] = clk;
  86 
  87         clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR,
  88                                 CLK_IGNORE_UNUSED);
  89         prcmu_clk[PRCMU_PLLDDR] = clk;
  90 
  91         /* FIXME: Add sys, ulp and int clocks here. */
  92 
  93         rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",
  94                                 CLK_IGNORE_UNUSED,
  95                                 32768);
  96 
  97         /* PRCMU clocks */
  98         fw_version = prcmu_get_fw_version();
  99         if (fw_version != NULL) {
 100                 switch (fw_version->project) {
 101                 case PRCMU_FW_PROJECT_U8500_C2:
 102                 case PRCMU_FW_PROJECT_U8520:
 103                 case PRCMU_FW_PROJECT_U8420:
 104                         sgaclk_parent = "soc0_pll";
 105                         break;
 106                 default:
 107                         break;
 108                 }
 109         }
 110 
 111         if (sgaclk_parent)
 112                 clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent,
 113                                         PRCMU_SGACLK, 0);
 114         else
 115                 clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0);
 116         prcmu_clk[PRCMU_SGACLK] = clk;
 117 
 118         clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0);
 119         prcmu_clk[PRCMU_UARTCLK] = clk;
 120 
 121         clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0);
 122         prcmu_clk[PRCMU_MSP02CLK] = clk;
 123 
 124         clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0);
 125         prcmu_clk[PRCMU_MSP1CLK] = clk;
 126 
 127         clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0);
 128         prcmu_clk[PRCMU_I2CCLK] = clk;
 129 
 130         clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0);
 131         prcmu_clk[PRCMU_SLIMCLK] = clk;
 132 
 133         clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0);
 134         prcmu_clk[PRCMU_PER1CLK] = clk;
 135 
 136         clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0);
 137         prcmu_clk[PRCMU_PER2CLK] = clk;
 138 
 139         clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0);
 140         prcmu_clk[PRCMU_PER3CLK] = clk;
 141 
 142         clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0);
 143         prcmu_clk[PRCMU_PER5CLK] = clk;
 144 
 145         clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0);
 146         prcmu_clk[PRCMU_PER6CLK] = clk;
 147 
 148         clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0);
 149         prcmu_clk[PRCMU_PER7CLK] = clk;
 150 
 151         clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0,
 152                                 CLK_SET_RATE_GATE);
 153         prcmu_clk[PRCMU_LCDCLK] = clk;
 154 
 155         clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0);
 156         prcmu_clk[PRCMU_BMLCLK] = clk;
 157 
 158         clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0,
 159                                 CLK_SET_RATE_GATE);
 160         prcmu_clk[PRCMU_HSITXCLK] = clk;
 161 
 162         clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0,
 163                                 CLK_SET_RATE_GATE);
 164         prcmu_clk[PRCMU_HSIRXCLK] = clk;
 165 
 166         clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0,
 167                                 CLK_SET_RATE_GATE);
 168         prcmu_clk[PRCMU_HDMICLK] = clk;
 169 
 170         clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0);
 171         prcmu_clk[PRCMU_APEATCLK] = clk;
 172 
 173         clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0,
 174                                 CLK_SET_RATE_GATE);
 175         prcmu_clk[PRCMU_APETRACECLK] = clk;
 176 
 177         clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0);
 178         prcmu_clk[PRCMU_MCDECLK] = clk;
 179 
 180         clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0);
 181         prcmu_clk[PRCMU_IPI2CCLK] = clk;
 182 
 183         clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0);
 184         prcmu_clk[PRCMU_DSIALTCLK] = clk;
 185 
 186         clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0);
 187         prcmu_clk[PRCMU_DMACLK] = clk;
 188 
 189         clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0);
 190         prcmu_clk[PRCMU_B2R2CLK] = clk;
 191 
 192         clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0,
 193                                 CLK_SET_RATE_GATE);
 194         prcmu_clk[PRCMU_TVCLK] = clk;
 195 
 196         clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0);
 197         prcmu_clk[PRCMU_SSPCLK] = clk;
 198 
 199         clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0);
 200         prcmu_clk[PRCMU_RNGCLK] = clk;
 201 
 202         clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0);
 203         prcmu_clk[PRCMU_UICCCLK] = clk;
 204 
 205         clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0);
 206         prcmu_clk[PRCMU_TIMCLK] = clk;
 207 
 208         clk = clk_reg_prcmu_gate("ab8500_sysclk", NULL, PRCMU_SYSCLK, 0);
 209         prcmu_clk[PRCMU_SYSCLK] = clk;
 210 
 211         clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK,
 212                                         100000000, CLK_SET_RATE_GATE);
 213         prcmu_clk[PRCMU_SDMMCCLK] = clk;
 214 
 215         clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk",
 216                                 PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE);
 217         prcmu_clk[PRCMU_PLLDSI] = clk;
 218 
 219         clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll",
 220                                 PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE);
 221         prcmu_clk[PRCMU_DSI0CLK] = clk;
 222 
 223         clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll",
 224                                 PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE);
 225         prcmu_clk[PRCMU_DSI1CLK] = clk;
 226 
 227         clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk",
 228                                 PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE);
 229         prcmu_clk[PRCMU_DSI0ESCCLK] = clk;
 230 
 231         clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk",
 232                                 PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE);
 233         prcmu_clk[PRCMU_DSI1ESCCLK] = clk;
 234 
 235         clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk",
 236                                 PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE);
 237         prcmu_clk[PRCMU_DSI2ESCCLK] = clk;
 238 
 239         clk = clk_reg_prcmu_scalable_rate("armss", NULL,
 240                                 PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED);
 241         prcmu_clk[PRCMU_ARMSS] = clk;
 242 
 243         twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss",
 244                                 CLK_IGNORE_UNUSED, 1, 2);
 245 
 246         /*
 247          * FIXME: Add special handled PRCMU clocks here:
 248          * 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl.
 249          * 2. ab9540_clkout1yuv, see clkout0yuv
 250          */
 251 
 252         /* PRCC P-clocks */
 253         clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX],
 254                                 BIT(0), 0);
 255         PRCC_PCLK_STORE(clk, 1, 0);
 256 
 257         clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX],
 258                                 BIT(1), 0);
 259         PRCC_PCLK_STORE(clk, 1, 1);
 260 
 261         clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX],
 262                                 BIT(2), 0);
 263         PRCC_PCLK_STORE(clk, 1, 2);
 264 
 265         clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX],
 266                                 BIT(3), 0);
 267         PRCC_PCLK_STORE(clk, 1, 3);
 268 
 269         clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX],
 270                                 BIT(4), 0);
 271         PRCC_PCLK_STORE(clk, 1, 4);
 272 
 273         clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX],
 274                                 BIT(5), 0);
 275         PRCC_PCLK_STORE(clk, 1, 5);
 276 
 277         clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX],
 278                                 BIT(6), 0);
 279         PRCC_PCLK_STORE(clk, 1, 6);
 280 
 281         clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX],
 282                                 BIT(7), 0);
 283         PRCC_PCLK_STORE(clk, 1, 7);
 284 
 285         clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX],
 286                                 BIT(8), 0);
 287         PRCC_PCLK_STORE(clk, 1, 8);
 288 
 289         clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX],
 290                                 BIT(9), 0);
 291         PRCC_PCLK_STORE(clk, 1, 9);
 292 
 293         clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX],
 294                                 BIT(10), 0);
 295         PRCC_PCLK_STORE(clk, 1, 10);
 296 
 297         clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX],
 298                                 BIT(11), 0);
 299         PRCC_PCLK_STORE(clk, 1, 11);
 300 
 301         clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX],
 302                                 BIT(0), 0);
 303         PRCC_PCLK_STORE(clk, 2, 0);
 304 
 305         clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX],
 306                                 BIT(1), 0);
 307         PRCC_PCLK_STORE(clk, 2, 1);
 308 
 309         clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX],
 310                                 BIT(2), 0);
 311         PRCC_PCLK_STORE(clk, 2, 2);
 312 
 313         clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX],
 314                                 BIT(3), 0);
 315         PRCC_PCLK_STORE(clk, 2, 3);
 316 
 317         clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX],
 318                                 BIT(4), 0);
 319         PRCC_PCLK_STORE(clk, 2, 4);
 320 
 321         clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX],
 322                                 BIT(5), 0);
 323         PRCC_PCLK_STORE(clk, 2, 5);
 324 
 325         clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX],
 326                                 BIT(6), 0);
 327         PRCC_PCLK_STORE(clk, 2, 6);
 328 
 329         clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX],
 330                                 BIT(7), 0);
 331         PRCC_PCLK_STORE(clk, 2, 7);
 332 
 333         clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX],
 334                                 BIT(8), 0);
 335         PRCC_PCLK_STORE(clk, 2, 8);
 336 
 337         clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX],
 338                                 BIT(9), 0);
 339         PRCC_PCLK_STORE(clk, 2, 9);
 340 
 341         clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX],
 342                                 BIT(10), 0);
 343         PRCC_PCLK_STORE(clk, 2, 10);
 344 
 345         clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX],
 346                                 BIT(11), 0);
 347         PRCC_PCLK_STORE(clk, 2, 11);
 348 
 349         clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX],
 350                                 BIT(12), 0);
 351         PRCC_PCLK_STORE(clk, 2, 12);
 352 
 353         clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX],
 354                                 BIT(0), 0);
 355         PRCC_PCLK_STORE(clk, 3, 0);
 356 
 357         clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX],
 358                                 BIT(1), 0);
 359         PRCC_PCLK_STORE(clk, 3, 1);
 360 
 361         clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX],
 362                                 BIT(2), 0);
 363         PRCC_PCLK_STORE(clk, 3, 2);
 364 
 365         clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX],
 366                                 BIT(3), 0);
 367         PRCC_PCLK_STORE(clk, 3, 3);
 368 
 369         clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX],
 370                                 BIT(4), 0);
 371         PRCC_PCLK_STORE(clk, 3, 4);
 372 
 373         clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX],
 374                                 BIT(5), 0);
 375         PRCC_PCLK_STORE(clk, 3, 5);
 376 
 377         clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX],
 378                                 BIT(6), 0);
 379         PRCC_PCLK_STORE(clk, 3, 6);
 380 
 381         clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX],
 382                                 BIT(7), 0);
 383         PRCC_PCLK_STORE(clk, 3, 7);
 384 
 385         clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX],
 386                                 BIT(8), 0);
 387         PRCC_PCLK_STORE(clk, 3, 8);
 388 
 389         clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX],
 390                                 BIT(0), 0);
 391         PRCC_PCLK_STORE(clk, 5, 0);
 392 
 393         clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX],
 394                                 BIT(1), 0);
 395         PRCC_PCLK_STORE(clk, 5, 1);
 396 
 397         clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX],
 398                                 BIT(0), 0);
 399         PRCC_PCLK_STORE(clk, 6, 0);
 400 
 401         clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX],
 402                                 BIT(1), 0);
 403         PRCC_PCLK_STORE(clk, 6, 1);
 404 
 405         clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX],
 406                                 BIT(2), 0);
 407         PRCC_PCLK_STORE(clk, 6, 2);
 408 
 409         clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX],
 410                                 BIT(3), 0);
 411         PRCC_PCLK_STORE(clk, 6, 3);
 412 
 413         clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX],
 414                                 BIT(4), 0);
 415         PRCC_PCLK_STORE(clk, 6, 4);
 416 
 417         clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX],
 418                                 BIT(5), 0);
 419         PRCC_PCLK_STORE(clk, 6, 5);
 420 
 421         clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX],
 422                                 BIT(6), 0);
 423         PRCC_PCLK_STORE(clk, 6, 6);
 424 
 425         clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX],
 426                                 BIT(7), 0);
 427         PRCC_PCLK_STORE(clk, 6, 7);
 428 
 429         /* PRCC K-clocks
 430          *
 431          * FIXME: Some drivers requires PERPIH[n| to be automatically enabled
 432          * by enabling just the K-clock, even if it is not a valid parent to
 433          * the K-clock. Until drivers get fixed we might need some kind of
 434          * "parent muxed join".
 435          */
 436 
 437         /* Periph1 */
 438         clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk",
 439                         bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE);
 440         PRCC_KCLK_STORE(clk, 1, 0);
 441 
 442         clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk",
 443                         bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE);
 444         PRCC_KCLK_STORE(clk, 1, 1);
 445 
 446         clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk",
 447                         bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE);
 448         PRCC_KCLK_STORE(clk, 1, 2);
 449 
 450         clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk",
 451                         bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE);
 452         PRCC_KCLK_STORE(clk, 1, 3);
 453 
 454         clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk",
 455                         bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE);
 456         PRCC_KCLK_STORE(clk, 1, 4);
 457 
 458         clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk",
 459                         bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE);
 460         PRCC_KCLK_STORE(clk, 1, 5);
 461 
 462         clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk",
 463                         bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE);
 464         PRCC_KCLK_STORE(clk, 1, 6);
 465 
 466         clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk",
 467                         bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE);
 468         PRCC_KCLK_STORE(clk, 1, 8);
 469 
 470         clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk",
 471                         bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE);
 472         PRCC_KCLK_STORE(clk, 1, 9);
 473 
 474         clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk",
 475                         bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE);
 476         PRCC_KCLK_STORE(clk, 1, 10);
 477 
 478         /* Periph2 */
 479         clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk",
 480                         bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE);
 481         PRCC_KCLK_STORE(clk, 2, 0);
 482 
 483         clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk",
 484                         bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE);
 485         PRCC_KCLK_STORE(clk, 2, 2);
 486 
 487         clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk",
 488                         bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE);
 489         PRCC_KCLK_STORE(clk, 2, 3);
 490 
 491         clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk",
 492                         bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE);
 493         PRCC_KCLK_STORE(clk, 2, 4);
 494 
 495         clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk",
 496                         bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE);
 497         PRCC_KCLK_STORE(clk, 2, 5);
 498 
 499         /* Note that rate is received from parent. */
 500         clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk",
 501                         bases[CLKRST2_INDEX], BIT(6),
 502                         CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
 503         PRCC_KCLK_STORE(clk, 2, 6);
 504 
 505         clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk",
 506                         bases[CLKRST2_INDEX], BIT(7),
 507                         CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
 508         PRCC_KCLK_STORE(clk, 2, 7);
 509 
 510         /* Periph3 */
 511         clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk",
 512                         bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE);
 513         PRCC_KCLK_STORE(clk, 3, 1);
 514 
 515         clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk",
 516                         bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE);
 517         PRCC_KCLK_STORE(clk, 3, 2);
 518 
 519         clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk",
 520                         bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE);
 521         PRCC_KCLK_STORE(clk, 3, 3);
 522 
 523         clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk",
 524                         bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE);
 525         PRCC_KCLK_STORE(clk, 3, 4);
 526 
 527         clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k",
 528                         bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE);
 529         PRCC_KCLK_STORE(clk, 3, 5);
 530 
 531         clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk",
 532                         bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE);
 533         PRCC_KCLK_STORE(clk, 3, 6);
 534 
 535         clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk",
 536                         bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE);
 537         PRCC_KCLK_STORE(clk, 3, 7);
 538 
 539         /* Periph6 */
 540         clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk",
 541                         bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE);
 542         PRCC_KCLK_STORE(clk, 6, 0);
 543 
 544         for_each_child_of_node(np, child) {
 545                 static struct clk_onecell_data clk_data;
 546 
 547                 if (of_node_name_eq(child, "prcmu-clock")) {
 548                         clk_data.clks = prcmu_clk;
 549                         clk_data.clk_num = ARRAY_SIZE(prcmu_clk);
 550                         of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data);
 551                 }
 552                 if (of_node_name_eq(child, "prcc-periph-clock"))
 553                         of_clk_add_provider(child, ux500_twocell_get, prcc_pclk);
 554 
 555                 if (of_node_name_eq(child, "prcc-kernel-clock"))
 556                         of_clk_add_provider(child, ux500_twocell_get, prcc_kclk);
 557 
 558                 if (of_node_name_eq(child, "rtc32k-clock"))
 559                         of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk);
 560 
 561                 if (of_node_name_eq(child, "smp-twd-clock"))
 562                         of_clk_add_provider(child, of_clk_src_simple_get, twd_clk);
 563         }
 564 }
 565 CLK_OF_DECLARE(u8500_clks, "stericsson,u8500-clks", u8500_clk_init);

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