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 "clk.h" 15 16 #define PRCC_NUM_PERIPH_CLUSTERS 6 17 #define PRCC_PERIPHS_PER_CLUSTER 32 18 19 static struct clk *prcmu_clk[PRCMU_NUM_CLKS]; 20 static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; 21 static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER]; 22 23 #define PRCC_SHOW(clk, base, bit) \ 24 clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] 25 #define PRCC_PCLK_STORE(clk, base, bit) \ 26 prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk 27 #define PRCC_KCLK_STORE(clk, base, bit) \ 28 prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk 29 30 static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec, 31 void *data) 32 { 33 struct clk **clk_data = data; 34 unsigned int base, bit; 35 36 if (clkspec->args_count != 2) 37 return ERR_PTR(-EINVAL); 38 39 base = clkspec->args[0]; 40 bit = clkspec->args[1]; 41 42 if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) { 43 pr_err("%s: invalid PRCC base %d\n", __func__, base); 44 return ERR_PTR(-EINVAL); 45 } 46 47 return PRCC_SHOW(clk_data, base, bit); 48 } 49 50 /* CLKRST4 is missing making it hard to index things */ 51 enum clkrst_index { 52 CLKRST1_INDEX = 0, 53 CLKRST2_INDEX, 54 CLKRST3_INDEX, 55 CLKRST5_INDEX, 56 CLKRST6_INDEX, 57 CLKRST_MAX, 58 }; 59 60 static void u8500_clk_init(struct device_node *np) 61 { 62 struct prcmu_fw_version *fw_version; 63 struct device_node *child = NULL; 64 const char *sgaclk_parent = NULL; 65 struct clk *clk, *rtc_clk, *twd_clk; 66 u32 bases[CLKRST_MAX]; 67 int i; 68 69 for (i = 0; i < ARRAY_SIZE(bases); i++) { 70 struct resource r; 71 72 if (of_address_to_resource(np, i, &r)) 73 /* Not much choice but to continue */ 74 pr_err("failed to get CLKRST %d base address\n", 75 i + 1); 76 bases[i] = r.start; 77 } 78 79 /* Clock sources */ 80 clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0, 81 CLK_IGNORE_UNUSED); 82 prcmu_clk[PRCMU_PLLSOC0] = clk; 83 84 clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1, 85 CLK_IGNORE_UNUSED); 86 prcmu_clk[PRCMU_PLLSOC1] = clk; 87 88 clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR, 89 CLK_IGNORE_UNUSED); 90 prcmu_clk[PRCMU_PLLDDR] = clk; 91 92 /* FIXME: Add sys, ulp and int clocks here. */ 93 94 rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL", 95 CLK_IGNORE_UNUSED, 96 32768); 97 98 /* PRCMU clocks */ 99 fw_version = prcmu_get_fw_version(); 100 if (fw_version != NULL) { 101 switch (fw_version->project) { 102 case PRCMU_FW_PROJECT_U8500_C2: 103 case PRCMU_FW_PROJECT_U8520: 104 case PRCMU_FW_PROJECT_U8420: 105 sgaclk_parent = "soc0_pll"; 106 break; 107 default: 108 break; 109 } 110 } 111 112 if (sgaclk_parent) 113 clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent, 114 PRCMU_SGACLK, 0); 115 else 116 clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0); 117 prcmu_clk[PRCMU_SGACLK] = clk; 118 119 clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0); 120 prcmu_clk[PRCMU_UARTCLK] = clk; 121 122 clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0); 123 prcmu_clk[PRCMU_MSP02CLK] = clk; 124 125 clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0); 126 prcmu_clk[PRCMU_MSP1CLK] = clk; 127 128 clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0); 129 prcmu_clk[PRCMU_I2CCLK] = clk; 130 131 clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0); 132 prcmu_clk[PRCMU_SLIMCLK] = clk; 133 134 clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0); 135 prcmu_clk[PRCMU_PER1CLK] = clk; 136 137 clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0); 138 prcmu_clk[PRCMU_PER2CLK] = clk; 139 140 clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0); 141 prcmu_clk[PRCMU_PER3CLK] = clk; 142 143 clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0); 144 prcmu_clk[PRCMU_PER5CLK] = clk; 145 146 clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0); 147 prcmu_clk[PRCMU_PER6CLK] = clk; 148 149 clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0); 150 prcmu_clk[PRCMU_PER7CLK] = clk; 151 152 clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0, 153 CLK_SET_RATE_GATE); 154 prcmu_clk[PRCMU_LCDCLK] = clk; 155 156 clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0); 157 prcmu_clk[PRCMU_BMLCLK] = clk; 158 159 clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0, 160 CLK_SET_RATE_GATE); 161 prcmu_clk[PRCMU_HSITXCLK] = clk; 162 163 clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0, 164 CLK_SET_RATE_GATE); 165 prcmu_clk[PRCMU_HSIRXCLK] = clk; 166 167 clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0, 168 CLK_SET_RATE_GATE); 169 prcmu_clk[PRCMU_HDMICLK] = clk; 170 171 clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0); 172 prcmu_clk[PRCMU_APEATCLK] = clk; 173 174 clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0, 175 CLK_SET_RATE_GATE); 176 prcmu_clk[PRCMU_APETRACECLK] = clk; 177 178 clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0); 179 prcmu_clk[PRCMU_MCDECLK] = clk; 180 181 clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0); 182 prcmu_clk[PRCMU_IPI2CCLK] = clk; 183 184 clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0); 185 prcmu_clk[PRCMU_DSIALTCLK] = clk; 186 187 clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0); 188 prcmu_clk[PRCMU_DMACLK] = clk; 189 190 clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0); 191 prcmu_clk[PRCMU_B2R2CLK] = clk; 192 193 clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0, 194 CLK_SET_RATE_GATE); 195 prcmu_clk[PRCMU_TVCLK] = clk; 196 197 clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0); 198 prcmu_clk[PRCMU_SSPCLK] = clk; 199 200 clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0); 201 prcmu_clk[PRCMU_RNGCLK] = clk; 202 203 clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0); 204 prcmu_clk[PRCMU_UICCCLK] = clk; 205 206 clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0); 207 prcmu_clk[PRCMU_TIMCLK] = clk; 208 209 clk = clk_reg_prcmu_gate("ab8500_sysclk", NULL, PRCMU_SYSCLK, 0); 210 prcmu_clk[PRCMU_SYSCLK] = clk; 211 212 clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK, 213 100000000, CLK_SET_RATE_GATE); 214 prcmu_clk[PRCMU_SDMMCCLK] = clk; 215 216 clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk", 217 PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE); 218 prcmu_clk[PRCMU_PLLDSI] = clk; 219 220 clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll", 221 PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE); 222 prcmu_clk[PRCMU_DSI0CLK] = clk; 223 224 clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll", 225 PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE); 226 prcmu_clk[PRCMU_DSI1CLK] = clk; 227 228 clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk", 229 PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE); 230 prcmu_clk[PRCMU_DSI0ESCCLK] = clk; 231 232 clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk", 233 PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE); 234 prcmu_clk[PRCMU_DSI1ESCCLK] = clk; 235 236 clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk", 237 PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE); 238 prcmu_clk[PRCMU_DSI2ESCCLK] = clk; 239 240 clk = clk_reg_prcmu_scalable_rate("armss", NULL, 241 PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED); 242 prcmu_clk[PRCMU_ARMSS] = clk; 243 244 twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss", 245 CLK_IGNORE_UNUSED, 1, 2); 246 247 /* 248 * FIXME: Add special handled PRCMU clocks here: 249 * 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl. 250 * 2. ab9540_clkout1yuv, see clkout0yuv 251 */ 252 253 /* PRCC P-clocks */ 254 clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX], 255 BIT(0), 0); 256 PRCC_PCLK_STORE(clk, 1, 0); 257 258 clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX], 259 BIT(1), 0); 260 PRCC_PCLK_STORE(clk, 1, 1); 261 262 clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX], 263 BIT(2), 0); 264 PRCC_PCLK_STORE(clk, 1, 2); 265 266 clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX], 267 BIT(3), 0); 268 PRCC_PCLK_STORE(clk, 1, 3); 269 270 clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX], 271 BIT(4), 0); 272 PRCC_PCLK_STORE(clk, 1, 4); 273 274 clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX], 275 BIT(5), 0); 276 PRCC_PCLK_STORE(clk, 1, 5); 277 278 clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX], 279 BIT(6), 0); 280 PRCC_PCLK_STORE(clk, 1, 6); 281 282 clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX], 283 BIT(7), 0); 284 PRCC_PCLK_STORE(clk, 1, 7); 285 286 clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX], 287 BIT(8), 0); 288 PRCC_PCLK_STORE(clk, 1, 8); 289 290 clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX], 291 BIT(9), 0); 292 PRCC_PCLK_STORE(clk, 1, 9); 293 294 clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX], 295 BIT(10), 0); 296 PRCC_PCLK_STORE(clk, 1, 10); 297 298 clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX], 299 BIT(11), 0); 300 PRCC_PCLK_STORE(clk, 1, 11); 301 302 clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX], 303 BIT(0), 0); 304 PRCC_PCLK_STORE(clk, 2, 0); 305 306 clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX], 307 BIT(1), 0); 308 PRCC_PCLK_STORE(clk, 2, 1); 309 310 clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX], 311 BIT(2), 0); 312 PRCC_PCLK_STORE(clk, 2, 2); 313 314 clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX], 315 BIT(3), 0); 316 PRCC_PCLK_STORE(clk, 2, 3); 317 318 clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX], 319 BIT(4), 0); 320 PRCC_PCLK_STORE(clk, 2, 4); 321 322 clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX], 323 BIT(5), 0); 324 PRCC_PCLK_STORE(clk, 2, 5); 325 326 clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX], 327 BIT(6), 0); 328 PRCC_PCLK_STORE(clk, 2, 6); 329 330 clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX], 331 BIT(7), 0); 332 PRCC_PCLK_STORE(clk, 2, 7); 333 334 clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX], 335 BIT(8), 0); 336 PRCC_PCLK_STORE(clk, 2, 8); 337 338 clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX], 339 BIT(9), 0); 340 PRCC_PCLK_STORE(clk, 2, 9); 341 342 clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX], 343 BIT(10), 0); 344 PRCC_PCLK_STORE(clk, 2, 10); 345 346 clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX], 347 BIT(11), 0); 348 PRCC_PCLK_STORE(clk, 2, 11); 349 350 clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX], 351 BIT(12), 0); 352 PRCC_PCLK_STORE(clk, 2, 12); 353 354 clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX], 355 BIT(0), 0); 356 PRCC_PCLK_STORE(clk, 3, 0); 357 358 clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX], 359 BIT(1), 0); 360 PRCC_PCLK_STORE(clk, 3, 1); 361 362 clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX], 363 BIT(2), 0); 364 PRCC_PCLK_STORE(clk, 3, 2); 365 366 clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX], 367 BIT(3), 0); 368 PRCC_PCLK_STORE(clk, 3, 3); 369 370 clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX], 371 BIT(4), 0); 372 PRCC_PCLK_STORE(clk, 3, 4); 373 374 clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX], 375 BIT(5), 0); 376 PRCC_PCLK_STORE(clk, 3, 5); 377 378 clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX], 379 BIT(6), 0); 380 PRCC_PCLK_STORE(clk, 3, 6); 381 382 clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX], 383 BIT(7), 0); 384 PRCC_PCLK_STORE(clk, 3, 7); 385 386 clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX], 387 BIT(8), 0); 388 PRCC_PCLK_STORE(clk, 3, 8); 389 390 clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX], 391 BIT(0), 0); 392 PRCC_PCLK_STORE(clk, 5, 0); 393 394 clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX], 395 BIT(1), 0); 396 PRCC_PCLK_STORE(clk, 5, 1); 397 398 clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX], 399 BIT(0), 0); 400 PRCC_PCLK_STORE(clk, 6, 0); 401 402 clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX], 403 BIT(1), 0); 404 PRCC_PCLK_STORE(clk, 6, 1); 405 406 clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX], 407 BIT(2), 0); 408 PRCC_PCLK_STORE(clk, 6, 2); 409 410 clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX], 411 BIT(3), 0); 412 PRCC_PCLK_STORE(clk, 6, 3); 413 414 clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX], 415 BIT(4), 0); 416 PRCC_PCLK_STORE(clk, 6, 4); 417 418 clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX], 419 BIT(5), 0); 420 PRCC_PCLK_STORE(clk, 6, 5); 421 422 clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX], 423 BIT(6), 0); 424 PRCC_PCLK_STORE(clk, 6, 6); 425 426 clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX], 427 BIT(7), 0); 428 PRCC_PCLK_STORE(clk, 6, 7); 429 430 /* PRCC K-clocks 431 * 432 * FIXME: Some drivers requires PERPIH[n| to be automatically enabled 433 * by enabling just the K-clock, even if it is not a valid parent to 434 * the K-clock. Until drivers get fixed we might need some kind of 435 * "parent muxed join". 436 */ 437 438 /* Periph1 */ 439 clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk", 440 bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE); 441 PRCC_KCLK_STORE(clk, 1, 0); 442 443 clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk", 444 bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE); 445 PRCC_KCLK_STORE(clk, 1, 1); 446 447 clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk", 448 bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE); 449 PRCC_KCLK_STORE(clk, 1, 2); 450 451 clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk", 452 bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE); 453 PRCC_KCLK_STORE(clk, 1, 3); 454 455 clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk", 456 bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE); 457 PRCC_KCLK_STORE(clk, 1, 4); 458 459 clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk", 460 bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE); 461 PRCC_KCLK_STORE(clk, 1, 5); 462 463 clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk", 464 bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE); 465 PRCC_KCLK_STORE(clk, 1, 6); 466 467 clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk", 468 bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE); 469 PRCC_KCLK_STORE(clk, 1, 8); 470 471 clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk", 472 bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE); 473 PRCC_KCLK_STORE(clk, 1, 9); 474 475 clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk", 476 bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE); 477 PRCC_KCLK_STORE(clk, 1, 10); 478 479 /* Periph2 */ 480 clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk", 481 bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE); 482 PRCC_KCLK_STORE(clk, 2, 0); 483 484 clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk", 485 bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE); 486 PRCC_KCLK_STORE(clk, 2, 2); 487 488 clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk", 489 bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE); 490 PRCC_KCLK_STORE(clk, 2, 3); 491 492 clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk", 493 bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE); 494 PRCC_KCLK_STORE(clk, 2, 4); 495 496 clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk", 497 bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE); 498 PRCC_KCLK_STORE(clk, 2, 5); 499 500 /* Note that rate is received from parent. */ 501 clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk", 502 bases[CLKRST2_INDEX], BIT(6), 503 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); 504 PRCC_KCLK_STORE(clk, 2, 6); 505 506 clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk", 507 bases[CLKRST2_INDEX], BIT(7), 508 CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT); 509 PRCC_KCLK_STORE(clk, 2, 7); 510 511 /* Periph3 */ 512 clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk", 513 bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE); 514 PRCC_KCLK_STORE(clk, 3, 1); 515 516 clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk", 517 bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE); 518 PRCC_KCLK_STORE(clk, 3, 2); 519 520 clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk", 521 bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE); 522 PRCC_KCLK_STORE(clk, 3, 3); 523 524 clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk", 525 bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE); 526 PRCC_KCLK_STORE(clk, 3, 4); 527 528 clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k", 529 bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE); 530 PRCC_KCLK_STORE(clk, 3, 5); 531 532 clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk", 533 bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE); 534 PRCC_KCLK_STORE(clk, 3, 6); 535 536 clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk", 537 bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE); 538 PRCC_KCLK_STORE(clk, 3, 7); 539 540 /* Periph6 */ 541 clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk", 542 bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE); 543 PRCC_KCLK_STORE(clk, 6, 0); 544 545 for_each_child_of_node(np, child) { 546 static struct clk_onecell_data clk_data; 547 548 if (!of_node_cmp(child->name, "prcmu-clock")) { 549 clk_data.clks = prcmu_clk; 550 clk_data.clk_num = ARRAY_SIZE(prcmu_clk); 551 of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data); 552 } 553 if (!of_node_cmp(child->name, "prcc-periph-clock")) 554 of_clk_add_provider(child, ux500_twocell_get, prcc_pclk); 555 556 if (!of_node_cmp(child->name, "prcc-kernel-clock")) 557 of_clk_add_provider(child, ux500_twocell_get, prcc_kclk); 558 559 if (!of_node_cmp(child->name, "rtc32k-clock")) 560 of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk); 561 562 if (!of_node_cmp(child->name, "smp-twd-clock")) 563 of_clk_add_provider(child, of_clk_src_simple_get, twd_clk); 564 } 565 } 566 CLK_OF_DECLARE(u8500_clks, "stericsson,u8500-clks", u8500_clk_init); 567