1 /* 2 * Clock definitions for u8500 platform. 3 * 4 * Copyright (C) 2012 ST-Ericsson SA 5 * Author: Ulf Hansson <ulf.hansson@linaro.org> 6 * 7 * License terms: GNU General Public License (GPL) version 2 8 */ 9 10 #include <linux/of.h> 11 #include <linux/of_address.h> 12 #include <linux/clk-provider.h> 13 #include <linux/mfd/dbx500-prcmu.h> 14 #include <linux/platform_data/clk-ux500.h> 15 #include "clk.h" 16 17 #define PRCC_NUM_PERIPH_CLUSTERS 6 18 #define PRCC_PERIPHS_PER_CLUSTER 32 19 20 static struct clk *prcmu_clk[PRCMU_NUM_CLKS]; 21 static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; 22 static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; 23 24 #define PRCC_SHOW(clk, base, bit) \ 25 clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] 26 #define PRCC_PCLK_STORE(clk, base, bit) \ 27 prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk 28 #define PRCC_KCLK_STORE(clk, base, bit) \ 29 prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk 30 31 static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec, 32 void *data) 33 { 34 struct clk **clk_data = data; 35 unsigned int base, bit; 36 37 if (clkspec->args_count != 2) 38 return ERR_PTR(-EINVAL); 39 40 base = clkspec->args[0]; 41 bit = clkspec->args[1]; 42 43 if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) { 44 pr_err("%s: invalid PRCC base %d\n", __func__, base); 45 return ERR_PTR(-EINVAL); 46 } 47 48 return PRCC_SHOW(clk_data, base, bit); 49 } 50 51 static const struct of_device_id u8500_clk_of_match[] = { 52 { .compatible = "stericsson,u8500-clks", }, 53 { }, 54 }; 55 56 /* CLKRST4 is missing making it hard to index things */ 57 enum clkrst_index { 58 CLKRST1_INDEX = 0, 59 CLKRST2_INDEX, 60 CLKRST3_INDEX, 61 CLKRST5_INDEX, 62 CLKRST6_INDEX, 63 CLKRST_MAX, 64 }; 65 66 void u8500_clk_init(void) 67 { 68 struct prcmu_fw_version *fw_version; 69 struct device_node *np = NULL; 70 struct device_node *child = NULL; 71 const char *sgaclk_parent = NULL; 72 struct clk *clk, *rtc_clk, *twd_clk; 73 u32 bases[CLKRST_MAX]; 74 int i; 75 76 if (of_have_populated_dt()) 77 np = of_find_matching_node(NULL, u8500_clk_of_match); 78 if (!np) { 79 pr_err("Either DT or U8500 Clock node not found\n"); 80 return; 81 } 82 for (i = 0; i < ARRAY_SIZE(bases); i++) { 83 struct resource r; 84 85 if (of_address_to_resource(np, i, &r)) 86 /* Not much choice but to continue */ 87 pr_err("failed to get CLKRST %d base address\n", 88 i + 1); 89 bases[i] = r.start; 90 } 91 92 /* Clock sources */ 93 clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0, 94 CLK_IGNORE_UNUSED); 95 prcmu_clk[PRCMU_PLLSOC0] = clk; 96 97 clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1, 98 CLK_IGNORE_UNUSED); 99 prcmu_clk[PRCMU_PLLSOC1] = clk; 100 101 clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR, 102 CLK_IGNORE_UNUSED); 103 prcmu_clk[PRCMU_PLLDDR] = clk; 104 105 /* FIXME: Add sys, ulp and int clocks here. */ 106 107 rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL", 108 CLK_IGNORE_UNUSED, 109 32768); 110 111 /* PRCMU clocks */ 112 fw_version = prcmu_get_fw_version(); 113 if (fw_version != NULL) { 114 switch (fw_version->project) { 115 case PRCMU_FW_PROJECT_U8500_C2: 116 case PRCMU_FW_PROJECT_U8520: 117 case PRCMU_FW_PROJECT_U8420: 118 sgaclk_parent = "soc0_pll"; 119 break; 120 default: 121 break; 122 } 123 } 124 125 if (sgaclk_parent) 126 clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent, 127 PRCMU_SGACLK, 0); 128 else 129 clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0); 130 prcmu_clk[PRCMU_SGACLK] = clk; 131 132 clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0); 133 prcmu_clk[PRCMU_UARTCLK] = clk; 134 135 clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0); 136 prcmu_clk[PRCMU_MSP02CLK] = clk; 137 138 clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0); 139 prcmu_clk[PRCMU_MSP1CLK] = clk; 140 141 clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0); 142 prcmu_clk[PRCMU_I2CCLK] = clk; 143 144 clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0); 145 prcmu_clk[PRCMU_SLIMCLK] = clk; 146 147 clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0); 148 prcmu_clk[PRCMU_PER1CLK] = clk; 149 150 clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0); 151 prcmu_clk[PRCMU_PER2CLK] = clk; 152 153 clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0); 154 prcmu_clk[PRCMU_PER3CLK] = clk; 155 156 clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0); 157 prcmu_clk[PRCMU_PER5CLK] = clk; 158 159 clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0); 160 prcmu_clk[PRCMU_PER6CLK] = clk; 161 162 clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0); 163 prcmu_clk[PRCMU_PER7CLK] = clk; 164 165 clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0, 166 CLK_SET_RATE_GATE); 167 prcmu_clk[PRCMU_LCDCLK] = clk; 168 169 clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0); 170 prcmu_clk[PRCMU_BMLCLK] = clk; 171 172 clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0, 173 CLK_SET_RATE_GATE); 174 prcmu_clk[PRCMU_HSITXCLK] = clk; 175 176 clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0, 177 CLK_SET_RATE_GATE); 178 prcmu_clk[PRCMU_HSIRXCLK] = clk; 179 180 clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0, 181 CLK_SET_RATE_GATE); 182 prcmu_clk[PRCMU_HDMICLK] = clk; 183 184 clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0); 185 prcmu_clk[PRCMU_APEATCLK] = clk; 186 187 clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0, 188 CLK_SET_RATE_GATE); 189 prcmu_clk[PRCMU_APETRACECLK] = clk; 190 191 clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0); 192 prcmu_clk[PRCMU_MCDECLK] = clk; 193 194 clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0); 195 prcmu_clk[PRCMU_IPI2CCLK] = clk; 196 197 clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0); 198 prcmu_clk[PRCMU_DSIALTCLK] = clk; 199 200 clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0); 201 prcmu_clk[PRCMU_DMACLK] = clk; 202 203 clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0); 204 prcmu_clk[PRCMU_B2R2CLK] = clk; 205 206 clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0, 207 CLK_SET_RATE_GATE); 208 prcmu_clk[PRCMU_TVCLK] = clk; 209 210 clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0); 211 prcmu_clk[PRCMU_SSPCLK] = clk; 212 213 clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0); 214 prcmu_clk[PRCMU_RNGCLK] = clk; 215 216 clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0); 217 prcmu_clk[PRCMU_UICCCLK] = clk; 218 219 clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0); 220 prcmu_clk[PRCMU_TIMCLK] = clk; 221 222 clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK, 223 100000000, CLK_SET_RATE_GATE); 224 prcmu_clk[PRCMU_SDMMCCLK] = clk; 225 226 clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk", 227 PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE); 228 prcmu_clk[PRCMU_PLLDSI] = clk; 229 230 clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll", 231 PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE); 232 prcmu_clk[PRCMU_DSI0CLK] = clk; 233 234 clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll", 235 PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE); 236 prcmu_clk[PRCMU_DSI1CLK] = clk; 237 238 clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk", 239 PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE); 240 prcmu_clk[PRCMU_DSI0ESCCLK] = clk; 241 242 clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk", 243 PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE); 244 prcmu_clk[PRCMU_DSI1ESCCLK] = clk; 245 246 clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk", 247 PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE); 248 prcmu_clk[PRCMU_DSI2ESCCLK] = clk; 249 250 clk = clk_reg_prcmu_scalable_rate("armss", NULL, 251 PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED); 252 prcmu_clk[PRCMU_ARMSS] = clk; 253 254 twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss", 255 CLK_IGNORE_UNUSED, 1, 2); 256 257 /* 258 * FIXME: Add special handled PRCMU clocks here: 259 * 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl. 260 * 2. ab9540_clkout1yuv, see clkout0yuv 261 */ 262 263 /* PRCC P-clocks */ 264 clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX], 265 BIT(0), 0); 266 PRCC_PCLK_STORE(clk, 1, 0); 267 268 clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX], 269 BIT(1), 0); 270 PRCC_PCLK_STORE(clk, 1, 1); 271 272 clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX], 273 BIT(2), 0); 274 PRCC_PCLK_STORE(clk, 1, 2); 275 276 clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX], 277 BIT(3), 0); 278 PRCC_PCLK_STORE(clk, 1, 3); 279 280 clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX], 281 BIT(4), 0); 282 PRCC_PCLK_STORE(clk, 1, 4); 283 284 clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX], 285 BIT(5), 0); 286 PRCC_PCLK_STORE(clk, 1, 5); 287 288 clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX], 289 BIT(6), 0); 290 PRCC_PCLK_STORE(clk, 1, 6); 291 292 clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX], 293 BIT(7), 0); 294 PRCC_PCLK_STORE(clk, 1, 7); 295 296 clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX], 297 BIT(8), 0); 298 PRCC_PCLK_STORE(clk, 1, 8); 299 300 clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX], 301 BIT(9), 0); 302 PRCC_PCLK_STORE(clk, 1, 9); 303 304 clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX], 305 BIT(10), 0); 306 PRCC_PCLK_STORE(clk, 1, 10); 307 308 clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX], 309 BIT(11), 0); 310 PRCC_PCLK_STORE(clk, 1, 11); 311 312 clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX], 313 BIT(0), 0); 314 PRCC_PCLK_STORE(clk, 2, 0); 315 316 clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX], 317 BIT(1), 0); 318 PRCC_PCLK_STORE(clk, 2, 1); 319 320 clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX], 321 BIT(2), 0); 322 PRCC_PCLK_STORE(clk, 2, 2); 323 324 clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX], 325 BIT(3), 0); 326 PRCC_PCLK_STORE(clk, 2, 3); 327 328 clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX], 329 BIT(4), 0); 330 PRCC_PCLK_STORE(clk, 2, 4); 331 332 clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX], 333 BIT(5), 0); 334 PRCC_PCLK_STORE(clk, 2, 5); 335 336 clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX], 337 BIT(6), 0); 338 PRCC_PCLK_STORE(clk, 2, 6); 339 340 clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX], 341 BIT(7), 0); 342 PRCC_PCLK_STORE(clk, 2, 7); 343 344 clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX], 345 BIT(8), 0); 346 PRCC_PCLK_STORE(clk, 2, 8); 347 348 clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX], 349 BIT(9), 0); 350 PRCC_PCLK_STORE(clk, 2, 9); 351 352 clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX], 353 BIT(10), 0); 354 PRCC_PCLK_STORE(clk, 2, 10); 355 356 clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX], 357 BIT(11), 0); 358 PRCC_PCLK_STORE(clk, 2, 11); 359 360 clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX], 361 BIT(12), 0); 362 PRCC_PCLK_STORE(clk, 2, 12); 363 364 clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX], 365 BIT(0), 0); 366 PRCC_PCLK_STORE(clk, 3, 0); 367 368 clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX], 369 BIT(1), 0); 370 PRCC_PCLK_STORE(clk, 3, 1); 371 372 clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX], 373 BIT(2), 0); 374 PRCC_PCLK_STORE(clk, 3, 2); 375 376 clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX], 377 BIT(3), 0); 378 PRCC_PCLK_STORE(clk, 3, 3); 379 380 clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX], 381 BIT(4), 0); 382 PRCC_PCLK_STORE(clk, 3, 4); 383 384 clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX], 385 BIT(5), 0); 386 PRCC_PCLK_STORE(clk, 3, 5); 387 388 clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX], 389 BIT(6), 0); 390 PRCC_PCLK_STORE(clk, 3, 6); 391 392 clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX], 393 BIT(7), 0); 394 PRCC_PCLK_STORE(clk, 3, 7); 395 396 clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX], 397 BIT(8), 0); 398 PRCC_PCLK_STORE(clk, 3, 8); 399 400 clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX], 401 BIT(0), 0); 402 PRCC_PCLK_STORE(clk, 5, 0); 403 404 clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX], 405 BIT(1), 0); 406 PRCC_PCLK_STORE(clk, 5, 1); 407 408 clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX], 409 BIT(0), 0); 410 PRCC_PCLK_STORE(clk, 6, 0); 411 412 clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX], 413 BIT(1), 0); 414 PRCC_PCLK_STORE(clk, 6, 1); 415 416 clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX], 417 BIT(2), 0); 418 PRCC_PCLK_STORE(clk, 6, 2); 419 420 clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX], 421 BIT(3), 0); 422 PRCC_PCLK_STORE(clk, 6, 3); 423 424 clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX], 425 BIT(4), 0); 426 PRCC_PCLK_STORE(clk, 6, 4); 427 428 clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX], 429 BIT(5), 0); 430 PRCC_PCLK_STORE(clk, 6, 5); 431 432 clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX], 433 BIT(6), 0); 434 PRCC_PCLK_STORE(clk, 6, 6); 435 436 clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX], 437 BIT(7), 0); 438 PRCC_PCLK_STORE(clk, 6, 7); 439 440 /* PRCC K-clocks 441 * 442 * FIXME: Some drivers requires PERPIH[n| to be automatically enabled 443 * by enabling just the K-clock, even if it is not a valid parent to 444 * the K-clock. Until drivers get fixed we might need some kind of 445 * "parent muxed join". 446 */ 447 448 /* Periph1 */ 449 clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk", 450 bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE); 451 PRCC_KCLK_STORE(clk, 1, 0); 452 453 clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk", 454 bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE); 455 PRCC_KCLK_STORE(clk, 1, 1); 456 457 clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk", 458 bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE); 459 PRCC_KCLK_STORE(clk, 1, 2); 460 461 clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk", 462 bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE); 463 PRCC_KCLK_STORE(clk, 1, 3); 464 465 clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk", 466 bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE); 467 PRCC_KCLK_STORE(clk, 1, 4); 468 469 clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk", 470 bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE); 471 PRCC_KCLK_STORE(clk, 1, 5); 472 473 clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk", 474 bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE); 475 PRCC_KCLK_STORE(clk, 1, 6); 476 477 clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk", 478 bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE); 479 PRCC_KCLK_STORE(clk, 1, 8); 480 481 clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk", 482 bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE); 483 PRCC_KCLK_STORE(clk, 1, 9); 484 485 clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk", 486 bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE); 487 PRCC_KCLK_STORE(clk, 1, 10); 488 489 /* Periph2 */ 490 clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk", 491 bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE); 492 PRCC_KCLK_STORE(clk, 2, 0); 493 494 clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk", 495 bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE); 496 PRCC_KCLK_STORE(clk, 2, 2); 497 498 clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk", 499 bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE); 500 PRCC_KCLK_STORE(clk, 2, 3); 501 502 clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk", 503 bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE); 504 PRCC_KCLK_STORE(clk, 2, 4); 505 506 clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk", 507 bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE); 508 PRCC_KCLK_STORE(clk, 2, 5); 509 510 /* Note that rate is received from parent. */ 511 clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk", 512 bases[CLKRST2_INDEX], BIT(6), 513 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); 514 PRCC_KCLK_STORE(clk, 2, 6); 515 516 clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk", 517 bases[CLKRST2_INDEX], BIT(7), 518 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); 519 PRCC_KCLK_STORE(clk, 2, 7); 520 521 /* Periph3 */ 522 clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk", 523 bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE); 524 PRCC_KCLK_STORE(clk, 3, 1); 525 526 clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk", 527 bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE); 528 PRCC_KCLK_STORE(clk, 3, 2); 529 530 clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk", 531 bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE); 532 PRCC_KCLK_STORE(clk, 3, 3); 533 534 clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk", 535 bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE); 536 PRCC_KCLK_STORE(clk, 3, 4); 537 538 clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k", 539 bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE); 540 PRCC_KCLK_STORE(clk, 3, 5); 541 542 clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk", 543 bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE); 544 PRCC_KCLK_STORE(clk, 3, 6); 545 546 clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk", 547 bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE); 548 PRCC_KCLK_STORE(clk, 3, 7); 549 550 /* Periph6 */ 551 clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk", 552 bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE); 553 PRCC_KCLK_STORE(clk, 6, 0); 554 555 for_each_child_of_node(np, child) { 556 static struct clk_onecell_data clk_data; 557 558 if (!of_node_cmp(child->name, "prcmu-clock")) { 559 clk_data.clks = prcmu_clk; 560 clk_data.clk_num = ARRAY_SIZE(prcmu_clk); 561 of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data); 562 } 563 if (!of_node_cmp(child->name, "prcc-periph-clock")) 564 of_clk_add_provider(child, ux500_twocell_get, prcc_pclk); 565 566 if (!of_node_cmp(child->name, "prcc-kernel-clock")) 567 of_clk_add_provider(child, ux500_twocell_get, prcc_kclk); 568 569 if (!of_node_cmp(child->name, "rtc32k-clock")) 570 of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk); 571 572 if (!of_node_cmp(child->name, "smp-twd-clock")) 573 of_clk_add_provider(child, of_clk_src_simple_get, twd_clk); 574 } 575 } 576