1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2014 MediaTek Inc. 4 * Copyright (c) 2022 Collabora Ltd. 5 * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> 6 */ 7 8 #include <dt-bindings/clock/mt8173-clk.h> 9 #include <linux/module.h> 10 #include <linux/platform_device.h> 11 #include "clk-gate.h" 12 #include "clk-mtk.h" 13 #include "clk-mux.h" 14 15 /* 16 * For some clocks, we don't care what their actual rates are. And these 17 * clocks may change their rate on different products or different scenarios. 18 * So we model these clocks' rate as 0, to denote it's not an actual rate. 19 */ 20 #define DUMMY_RATE 0 21 22 #define TOP_MUX_GATE_NOSR(_id, _name, _parents, _reg, _shift, _width, _gate, _flags) \ 23 MUX_GATE_CLR_SET_UPD_FLAGS(_id, _name, _parents, _reg, \ 24 (_reg + 0x4), (_reg + 0x8), _shift, _width, \ 25 _gate, 0, -1, _flags) 26 27 #define TOP_MUX_GATE(_id, _name, _parents, _reg, _shift, _width, _gate, _flags) \ 28 TOP_MUX_GATE_NOSR(_id, _name, _parents, _reg, _shift, _width, \ 29 _gate, CLK_SET_RATE_PARENT | _flags) 30 31 static DEFINE_SPINLOCK(mt8173_top_clk_lock); 32 33 static const char * const axi_parents[] = { 34 "clk26m", 35 "syspll1_d2", 36 "syspll_d5", 37 "syspll1_d4", 38 "univpll_d5", 39 "univpll2_d2", 40 "dmpll_d2", 41 "dmpll_d4" 42 }; 43 44 static const char * const mem_parents[] = { 45 "clk26m", 46 "dmpll_ck" 47 }; 48 49 static const char * const ddrphycfg_parents[] = { 50 "clk26m", 51 "syspll1_d8" 52 }; 53 54 static const char * const mm_parents[] = { 55 "clk26m", 56 "vencpll_d2", 57 "main_h364m", 58 "syspll1_d2", 59 "syspll_d5", 60 "syspll1_d4", 61 "univpll1_d2", 62 "univpll2_d2", 63 "dmpll_d2" 64 }; 65 66 static const char * const pwm_parents[] = { 67 "clk26m", 68 "univpll2_d4", 69 "univpll3_d2", 70 "univpll1_d4" 71 }; 72 73 static const char * const vdec_parents[] = { 74 "clk26m", 75 "vcodecpll_ck", 76 "tvdpll_445p5m", 77 "univpll_d3", 78 "vencpll_d2", 79 "syspll_d3", 80 "univpll1_d2", 81 "mmpll_d2", 82 "dmpll_d2", 83 "dmpll_d4" 84 }; 85 86 static const char * const venc_parents[] = { 87 "clk26m", 88 "vcodecpll_ck", 89 "tvdpll_445p5m", 90 "univpll_d3", 91 "vencpll_d2", 92 "syspll_d3", 93 "univpll1_d2", 94 "univpll2_d2", 95 "dmpll_d2", 96 "dmpll_d4" 97 }; 98 99 static const char * const mfg_parents[] = { 100 "clk26m", 101 "mmpll_ck", 102 "dmpll_ck", 103 "clk26m", 104 "clk26m", 105 "clk26m", 106 "clk26m", 107 "clk26m", 108 "clk26m", 109 "syspll_d3", 110 "syspll1_d2", 111 "syspll_d5", 112 "univpll_d3", 113 "univpll1_d2", 114 "univpll_d5", 115 "univpll2_d2" 116 }; 117 118 static const char * const camtg_parents[] = { 119 "clk26m", 120 "univpll_d26", 121 "univpll2_d2", 122 "syspll3_d2", 123 "syspll3_d4", 124 "univpll1_d4" 125 }; 126 127 static const char * const uart_parents[] = { 128 "clk26m", 129 "univpll2_d8" 130 }; 131 132 static const char * const spi_parents[] = { 133 "clk26m", 134 "syspll3_d2", 135 "syspll1_d4", 136 "syspll4_d2", 137 "univpll3_d2", 138 "univpll2_d4", 139 "univpll1_d8" 140 }; 141 142 static const char * const usb20_parents[] = { 143 "clk26m", 144 "univpll1_d8", 145 "univpll3_d4" 146 }; 147 148 static const char * const usb30_parents[] = { 149 "clk26m", 150 "univpll3_d2", 151 "usb_syspll_125m", 152 "univpll2_d4" 153 }; 154 155 static const char * const msdc50_0_h_parents[] = { 156 "clk26m", 157 "syspll1_d2", 158 "syspll2_d2", 159 "syspll4_d2", 160 "univpll_d5", 161 "univpll1_d4" 162 }; 163 164 static const char * const msdc50_0_parents[] = { 165 "clk26m", 166 "msdcpll_ck", 167 "msdcpll_d2", 168 "univpll1_d4", 169 "syspll2_d2", 170 "syspll_d7", 171 "msdcpll_d4", 172 "vencpll_d4", 173 "tvdpll_ck", 174 "univpll_d2", 175 "univpll1_d2", 176 "mmpll_ck", 177 "msdcpll2_ck", 178 "msdcpll2_d2", 179 "msdcpll2_d4" 180 }; 181 182 static const char * const msdc30_1_parents[] = { 183 "clk26m", 184 "univpll2_d2", 185 "msdcpll_d4", 186 "univpll1_d4", 187 "syspll2_d2", 188 "syspll_d7", 189 "univpll_d7", 190 "vencpll_d4" 191 }; 192 193 static const char * const msdc30_2_parents[] = { 194 "clk26m", 195 "univpll2_d2", 196 "msdcpll_d4", 197 "univpll1_d4", 198 "syspll2_d2", 199 "syspll_d7", 200 "univpll_d7", 201 "vencpll_d2" 202 }; 203 204 static const char * const msdc30_3_parents[] = { 205 "clk26m", 206 "msdcpll2_ck", 207 "msdcpll2_d2", 208 "univpll2_d2", 209 "msdcpll2_d4", 210 "msdcpll_d4", 211 "univpll1_d4", 212 "syspll2_d2", 213 "syspll_d7", 214 "univpll_d7", 215 "vencpll_d4", 216 "msdcpll_ck", 217 "msdcpll_d2", 218 "msdcpll_d4" 219 }; 220 221 static const char * const audio_parents[] = { 222 "clk26m", 223 "syspll3_d4", 224 "syspll4_d4", 225 "syspll1_d16" 226 }; 227 228 static const char * const aud_intbus_parents[] = { 229 "clk26m", 230 "syspll1_d4", 231 "syspll4_d2", 232 "univpll3_d2", 233 "univpll2_d8", 234 "dmpll_d4", 235 "dmpll_d8" 236 }; 237 238 static const char * const pmicspi_parents[] = { 239 "clk26m", 240 "syspll1_d8", 241 "syspll3_d4", 242 "syspll1_d16", 243 "univpll3_d4", 244 "univpll_d26", 245 "dmpll_d8", 246 "dmpll_d16" 247 }; 248 249 static const char * const scp_parents[] = { 250 "clk26m", 251 "syspll1_d2", 252 "univpll_d5", 253 "syspll_d5", 254 "dmpll_d2", 255 "dmpll_d4" 256 }; 257 258 static const char * const atb_parents[] = { 259 "clk26m", 260 "syspll1_d2", 261 "univpll_d5", 262 "dmpll_d2" 263 }; 264 265 static const char * const venc_lt_parents[] = { 266 "clk26m", 267 "univpll_d3", 268 "vcodecpll_ck", 269 "tvdpll_445p5m", 270 "vencpll_d2", 271 "syspll_d3", 272 "univpll1_d2", 273 "univpll2_d2", 274 "syspll1_d2", 275 "univpll_d5", 276 "vcodecpll_370p5", 277 "dmpll_ck" 278 }; 279 280 static const char * const dpi0_parents[] = { 281 "clk26m", 282 "tvdpll_d2", 283 "tvdpll_d4", 284 "clk26m", 285 "clk26m", 286 "tvdpll_d8", 287 "tvdpll_d16" 288 }; 289 290 static const char * const irda_parents[] = { 291 "clk26m", 292 "univpll2_d4", 293 "syspll2_d4" 294 }; 295 296 static const char * const cci400_parents[] = { 297 "clk26m", 298 "vencpll_ck", 299 "armca7pll_754m", 300 "armca7pll_502m", 301 "univpll_d2", 302 "syspll_d2", 303 "msdcpll_ck", 304 "dmpll_ck" 305 }; 306 307 static const char * const aud_1_parents[] = { 308 "clk26m", 309 "apll1_ck", 310 "univpll2_d4", 311 "univpll2_d8" 312 }; 313 314 static const char * const aud_2_parents[] = { 315 "clk26m", 316 "apll2_ck", 317 "univpll2_d4", 318 "univpll2_d8" 319 }; 320 321 static const char * const mem_mfg_in_parents[] = { 322 "clk26m", 323 "mmpll_ck", 324 "dmpll_ck", 325 "clk26m" 326 }; 327 328 static const char * const axi_mfg_in_parents[] = { 329 "clk26m", 330 "axi_sel", 331 "dmpll_d2" 332 }; 333 334 static const char * const scam_parents[] = { 335 "clk26m", 336 "syspll3_d2", 337 "univpll2_d4", 338 "dmpll_d4" 339 }; 340 341 static const char * const spinfi_ifr_parents[] = { 342 "clk26m", 343 "univpll2_d8", 344 "univpll3_d4", 345 "syspll4_d2", 346 "univpll2_d4", 347 "univpll3_d2", 348 "syspll1_d4", 349 "univpll1_d4" 350 }; 351 352 static const char * const hdmi_parents[] = { 353 "clk26m", 354 "hdmitx_dig_cts", 355 "hdmitxpll_d2", 356 "hdmitxpll_d3" 357 }; 358 359 static const char * const dpilvds_parents[] = { 360 "clk26m", 361 "lvdspll", 362 "lvdspll_d2", 363 "lvdspll_d4", 364 "lvdspll_d8", 365 "fpc_ck" 366 }; 367 368 static const char * const msdc50_2_h_parents[] = { 369 "clk26m", 370 "syspll1_d2", 371 "syspll2_d2", 372 "syspll4_d2", 373 "univpll_d5", 374 "univpll1_d4" 375 }; 376 377 static const char * const hdcp_parents[] = { 378 "clk26m", 379 "syspll4_d2", 380 "syspll3_d4", 381 "univpll2_d4" 382 }; 383 384 static const char * const hdcp_24m_parents[] = { 385 "clk26m", 386 "univpll_d26", 387 "univpll_d52", 388 "univpll2_d8" 389 }; 390 391 static const char * const rtc_parents[] = { 392 "clkrtc_int", 393 "clkrtc_ext", 394 "clk26m", 395 "univpll3_d8" 396 }; 397 398 static const char * const i2s0_m_ck_parents[] = { 399 "apll1_div1", 400 "apll2_div1" 401 }; 402 403 static const char * const i2s1_m_ck_parents[] = { 404 "apll1_div2", 405 "apll2_div2" 406 }; 407 408 static const char * const i2s2_m_ck_parents[] = { 409 "apll1_div3", 410 "apll2_div3" 411 }; 412 413 static const char * const i2s3_m_ck_parents[] = { 414 "apll1_div4", 415 "apll2_div4" 416 }; 417 418 static const char * const i2s3_b_ck_parents[] = { 419 "apll1_div5", 420 "apll2_div5" 421 }; 422 423 static const struct mtk_fixed_clk fixed_clks[] = { 424 FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk26m", DUMMY_RATE), 425 FIXED_CLK(CLK_TOP_USB_SYSPLL_125M, "usb_syspll_125m", "clk26m", 125 * MHZ), 426 FIXED_CLK(CLK_TOP_DSI0_DIG, "dsi0_dig", "clk26m", DUMMY_RATE), 427 FIXED_CLK(CLK_TOP_DSI1_DIG, "dsi1_dig", "clk26m", DUMMY_RATE), 428 FIXED_CLK(CLK_TOP_LVDS_PXL, "lvds_pxl", "lvdspll", DUMMY_RATE), 429 FIXED_CLK(CLK_TOP_LVDS_CTS, "lvds_cts", "lvdspll", DUMMY_RATE), 430 }; 431 432 static const struct mtk_fixed_factor top_divs[] = { 433 FACTOR(CLK_TOP_ARMCA7PLL_754M, "armca7pll_754m", "armca7pll", 1, 2), 434 FACTOR(CLK_TOP_ARMCA7PLL_502M, "armca7pll_502m", "armca7pll", 1, 3), 435 436 FACTOR_FLAGS(CLK_TOP_MAIN_H546M, "main_h546m", "mainpll", 1, 2, 0), 437 FACTOR_FLAGS(CLK_TOP_MAIN_H364M, "main_h364m", "mainpll", 1, 3, 0), 438 FACTOR_FLAGS(CLK_TOP_MAIN_H218P4M, "main_h218p4m", "mainpll", 1, 5, 0), 439 FACTOR_FLAGS(CLK_TOP_MAIN_H156M, "main_h156m", "mainpll", 1, 7, 0), 440 441 FACTOR(CLK_TOP_TVDPLL_445P5M, "tvdpll_445p5m", "tvdpll", 1, 4), 442 FACTOR(CLK_TOP_TVDPLL_594M, "tvdpll_594m", "tvdpll", 1, 3), 443 444 FACTOR_FLAGS(CLK_TOP_UNIV_624M, "univ_624m", "univpll", 1, 2, 0), 445 FACTOR_FLAGS(CLK_TOP_UNIV_416M, "univ_416m", "univpll", 1, 3, 0), 446 FACTOR_FLAGS(CLK_TOP_UNIV_249P6M, "univ_249p6m", "univpll", 1, 5, 0), 447 FACTOR_FLAGS(CLK_TOP_UNIV_178P3M, "univ_178p3m", "univpll", 1, 7, 0), 448 FACTOR_FLAGS(CLK_TOP_UNIV_48M, "univ_48m", "univpll", 1, 26, 0), 449 450 FACTOR(CLK_TOP_CLKRTC_EXT, "clkrtc_ext", "clk32k", 1, 1), 451 FACTOR(CLK_TOP_CLKRTC_INT, "clkrtc_int", "clk26m", 1, 793), 452 FACTOR(CLK_TOP_FPC, "fpc_ck", "clk26m", 1, 1), 453 454 FACTOR(CLK_TOP_HDMITXPLL_D2, "hdmitxpll_d2", "hdmitx_dig_cts", 1, 2), 455 FACTOR(CLK_TOP_HDMITXPLL_D3, "hdmitxpll_d3", "hdmitx_dig_cts", 1, 3), 456 457 FACTOR(CLK_TOP_ARMCA7PLL_D2, "armca7pll_d2", "armca7pll_754m", 1, 1), 458 FACTOR(CLK_TOP_ARMCA7PLL_D3, "armca7pll_d3", "armca7pll_502m", 1, 1), 459 460 FACTOR(CLK_TOP_APLL1, "apll1_ck", "apll1", 1, 1), 461 FACTOR(CLK_TOP_APLL2, "apll2_ck", "apll2", 1, 1), 462 463 FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "clkph_mck_o", 1, 1), 464 FACTOR(CLK_TOP_DMPLL_D2, "dmpll_d2", "clkph_mck_o", 1, 2), 465 FACTOR(CLK_TOP_DMPLL_D4, "dmpll_d4", "clkph_mck_o", 1, 4), 466 FACTOR(CLK_TOP_DMPLL_D8, "dmpll_d8", "clkph_mck_o", 1, 8), 467 FACTOR(CLK_TOP_DMPLL_D16, "dmpll_d16", "clkph_mck_o", 1, 16), 468 469 FACTOR(CLK_TOP_LVDSPLL_D2, "lvdspll_d2", "lvdspll", 1, 2), 470 FACTOR(CLK_TOP_LVDSPLL_D4, "lvdspll_d4", "lvdspll", 1, 4), 471 FACTOR(CLK_TOP_LVDSPLL_D8, "lvdspll_d8", "lvdspll", 1, 8), 472 473 FACTOR(CLK_TOP_MMPLL, "mmpll_ck", "mmpll", 1, 1), 474 FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2), 475 476 FACTOR(CLK_TOP_MSDCPLL, "msdcpll_ck", "msdcpll", 1, 1), 477 FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2), 478 FACTOR(CLK_TOP_MSDCPLL_D4, "msdcpll_d4", "msdcpll", 1, 4), 479 FACTOR(CLK_TOP_MSDCPLL2, "msdcpll2_ck", "msdcpll2", 1, 1), 480 FACTOR(CLK_TOP_MSDCPLL2_D2, "msdcpll2_d2", "msdcpll2", 1, 2), 481 FACTOR(CLK_TOP_MSDCPLL2_D4, "msdcpll2_d4", "msdcpll2", 1, 4), 482 483 FACTOR_FLAGS(CLK_TOP_SYSPLL_D2, "syspll_d2", "main_h546m", 1, 1, 0), 484 FACTOR_FLAGS(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "main_h546m", 1, 2, 0), 485 FACTOR_FLAGS(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "main_h546m", 1, 4, 0), 486 FACTOR_FLAGS(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "main_h546m", 1, 8, 0), 487 FACTOR_FLAGS(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "main_h546m", 1, 16, 0), 488 FACTOR_FLAGS(CLK_TOP_SYSPLL_D3, "syspll_d3", "main_h364m", 1, 1, 0), 489 FACTOR_FLAGS(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "main_h364m", 1, 2, 0), 490 FACTOR_FLAGS(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "main_h364m", 1, 4, 0), 491 FACTOR_FLAGS(CLK_TOP_SYSPLL_D5, "syspll_d5", "main_h218p4m", 1, 1, 0), 492 FACTOR_FLAGS(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "main_h218p4m", 1, 2, 0), 493 FACTOR_FLAGS(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "main_h218p4m", 1, 4, 0), 494 FACTOR_FLAGS(CLK_TOP_SYSPLL_D7, "syspll_d7", "main_h156m", 1, 1, 0), 495 FACTOR_FLAGS(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "main_h156m", 1, 2, 0), 496 FACTOR_FLAGS(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "main_h156m", 1, 4, 0), 497 498 FACTOR(CLK_TOP_TVDPLL, "tvdpll_ck", "tvdpll_594m", 1, 1), 499 FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll_594m", 1, 2), 500 FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll_594m", 1, 4), 501 FACTOR(CLK_TOP_TVDPLL_D8, "tvdpll_d8", "tvdpll_594m", 1, 8), 502 FACTOR(CLK_TOP_TVDPLL_D16, "tvdpll_d16", "tvdpll_594m", 1, 16), 503 504 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univ_624m", 1, 1, 0), 505 FACTOR_FLAGS(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univ_624m", 1, 2, 0), 506 FACTOR_FLAGS(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univ_624m", 1, 4, 0), 507 FACTOR_FLAGS(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univ_624m", 1, 8, 0), 508 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univ_416m", 1, 1, 0), 509 FACTOR_FLAGS(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univ_416m", 1, 2, 0), 510 FACTOR_FLAGS(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univ_416m", 1, 4, 0), 511 FACTOR_FLAGS(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univ_416m", 1, 8, 0), 512 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univ_249p6m", 1, 1, 0), 513 FACTOR_FLAGS(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univ_249p6m", 1, 2, 0), 514 FACTOR_FLAGS(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univ_249p6m", 1, 4, 0), 515 FACTOR_FLAGS(CLK_TOP_UNIVPLL3_D8, "univpll3_d8", "univ_249p6m", 1, 8, 0), 516 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univ_178p3m", 1, 1, 0), 517 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D26, "univpll_d26", "univ_48m", 1, 1, 0), 518 FACTOR_FLAGS(CLK_TOP_UNIVPLL_D52, "univpll_d52", "univ_48m", 1, 2, 0), 519 520 FACTOR(CLK_TOP_VCODECPLL, "vcodecpll_ck", "vcodecpll", 1, 3), 521 FACTOR(CLK_TOP_VCODECPLL_370P5, "vcodecpll_370p5", "vcodecpll", 1, 4), 522 523 FACTOR(CLK_TOP_VENCPLL, "vencpll_ck", "vencpll", 1, 1), 524 FACTOR(CLK_TOP_VENCPLL_D2, "vencpll_d2", "vencpll", 1, 2), 525 FACTOR(CLK_TOP_VENCPLL_D4, "vencpll_d4", "vencpll", 1, 4), 526 }; 527 528 static const struct mtk_composite top_muxes[] = { 529 /* CLK_CFG_0 */ 530 MUX(CLK_TOP_AXI_SEL, "axi_sel", axi_parents, 0x0040, 0, 3), 531 MUX_FLAGS(CLK_TOP_MEM_SEL, "mem_sel", mem_parents, 0x0040, 8, 1, 532 CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), 533 MUX_GATE_FLAGS(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel", 534 ddrphycfg_parents, 0x0040, 16, 1, 23, 535 CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), 536 MUX_GATE(CLK_TOP_MM_SEL, "mm_sel", mm_parents, 0x0040, 24, 4, 31), 537 /* CLK_CFG_1 */ 538 MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 0x0050, 0, 2, 7), 539 MUX_GATE(CLK_TOP_VDEC_SEL, "vdec_sel", vdec_parents, 0x0050, 8, 4, 15), 540 MUX_GATE(CLK_TOP_VENC_SEL, "venc_sel", venc_parents, 0x0050, 16, 4, 23), 541 MUX_GATE(CLK_TOP_MFG_SEL, "mfg_sel", mfg_parents, 0x0050, 24, 4, 31), 542 /* CLK_CFG_2 */ 543 MUX_GATE(CLK_TOP_CAMTG_SEL, "camtg_sel", camtg_parents, 0x0060, 0, 3, 7), 544 MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents, 0x0060, 8, 1, 15), 545 MUX_GATE(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x0060, 16, 3, 23), 546 MUX_GATE(CLK_TOP_USB20_SEL, "usb20_sel", usb20_parents, 0x0060, 24, 2, 31), 547 /* CLK_CFG_3 */ 548 MUX_GATE(CLK_TOP_USB30_SEL, "usb30_sel", usb30_parents, 0x0070, 0, 2, 7), 549 MUX_GATE(CLK_TOP_MSDC50_0_H_SEL, "msdc50_0_h_sel", msdc50_0_h_parents, 550 0x0070, 8, 3, 15), 551 MUX_GATE(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", msdc50_0_parents, 552 0x0070, 16, 4, 23), 553 MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_1_parents, 554 0x0070, 24, 3, 31), 555 /* CLK_CFG_4 */ 556 MUX_GATE(CLK_TOP_MSDC30_2_SEL, "msdc30_2_sel", msdc30_2_parents, 557 0x0080, 0, 3, 7), 558 MUX_GATE(CLK_TOP_MSDC30_3_SEL, "msdc30_3_sel", msdc30_3_parents, 559 0x0080, 8, 4, 15), 560 MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, 561 0x0080, 16, 2, 23), 562 MUX_GATE(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents, 563 0x0080, 24, 3, 31), 564 /* CLK_CFG_5 */ 565 MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents, 566 0x0090, 0, 3, 7 /* 7:5 */), 567 MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", scp_parents, 0x0090, 8, 3, 15), 568 MUX_GATE(CLK_TOP_ATB_SEL, "atb_sel", atb_parents, 0x0090, 16, 2, 23), 569 MUX_GATE(CLK_TOP_VENC_LT_SEL, "venclt_sel", venc_lt_parents, 570 0x0090, 24, 4, 31), 571 /* CLK_CFG_6 */ 572 /* 573 * The dpi0_sel clock should not propagate rate changes to its parent 574 * clock so the dpi driver can have full control over PLL and divider. 575 */ 576 MUX_GATE_FLAGS(CLK_TOP_DPI0_SEL, "dpi0_sel", dpi0_parents, 577 0x00a0, 0, 3, 7, 0), 578 MUX_GATE(CLK_TOP_IRDA_SEL, "irda_sel", irda_parents, 0x00a0, 8, 2, 15), 579 MUX_GATE_FLAGS(CLK_TOP_CCI400_SEL, "cci400_sel", 580 cci400_parents, 0x00a0, 16, 3, 23, 581 CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), 582 MUX_GATE(CLK_TOP_AUD_1_SEL, "aud_1_sel", aud_1_parents, 0x00a0, 24, 2, 31), 583 /* CLK_CFG_7 */ 584 MUX_GATE(CLK_TOP_AUD_2_SEL, "aud_2_sel", aud_2_parents, 0x00b0, 0, 2, 7), 585 MUX_GATE(CLK_TOP_MEM_MFG_IN_SEL, "mem_mfg_in_sel", mem_mfg_in_parents, 586 0x00b0, 8, 2, 15), 587 MUX_GATE(CLK_TOP_AXI_MFG_IN_SEL, "axi_mfg_in_sel", axi_mfg_in_parents, 588 0x00b0, 16, 2, 23), 589 MUX_GATE(CLK_TOP_SCAM_SEL, "scam_sel", scam_parents, 0x00b0, 24, 2, 31), 590 /* CLK_CFG_12 */ 591 MUX_GATE(CLK_TOP_SPINFI_IFR_SEL, "spinfi_ifr_sel", spinfi_ifr_parents, 592 0x00c0, 0, 3, 7), 593 MUX_GATE(CLK_TOP_HDMI_SEL, "hdmi_sel", hdmi_parents, 0x00c0, 8, 2, 15), 594 MUX_GATE(CLK_TOP_DPILVDS_SEL, "dpilvds_sel", dpilvds_parents, 595 0x00c0, 24, 3, 31), 596 /* CLK_CFG_13 */ 597 MUX_GATE(CLK_TOP_MSDC50_2_H_SEL, "msdc50_2_h_sel", msdc50_2_h_parents, 598 0x00d0, 0, 3, 7), 599 MUX_GATE(CLK_TOP_HDCP_SEL, "hdcp_sel", hdcp_parents, 0x00d0, 8, 2, 15), 600 MUX_GATE(CLK_TOP_HDCP_24M_SEL, "hdcp_24m_sel", hdcp_24m_parents, 601 0x00d0, 16, 2, 23), 602 MUX_FLAGS(CLK_TOP_RTC_SEL, "rtc_sel", rtc_parents, 0x00d0, 24, 2, 603 CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), 604 605 DIV_GATE(CLK_TOP_APLL1_DIV0, "apll1_div0", "aud_1_sel", 0x12c, 8, 0x120, 4, 24), 606 DIV_GATE(CLK_TOP_APLL1_DIV1, "apll1_div1", "aud_1_sel", 0x12c, 9, 0x124, 8, 0), 607 DIV_GATE(CLK_TOP_APLL1_DIV2, "apll1_div2", "aud_1_sel", 0x12c, 10, 0x124, 8, 8), 608 DIV_GATE(CLK_TOP_APLL1_DIV3, "apll1_div3", "aud_1_sel", 0x12c, 11, 0x124, 8, 16), 609 DIV_GATE(CLK_TOP_APLL1_DIV4, "apll1_div4", "aud_1_sel", 0x12c, 12, 0x124, 8, 24), 610 DIV_GATE(CLK_TOP_APLL1_DIV5, "apll1_div5", "apll1_div4", 0x12c, 13, 0x12c, 4, 0), 611 612 DIV_GATE(CLK_TOP_APLL2_DIV0, "apll2_div0", "aud_2_sel", 0x12c, 16, 0x120, 4, 28), 613 DIV_GATE(CLK_TOP_APLL2_DIV1, "apll2_div1", "aud_2_sel", 0x12c, 17, 0x128, 8, 0), 614 DIV_GATE(CLK_TOP_APLL2_DIV2, "apll2_div2", "aud_2_sel", 0x12c, 18, 0x128, 8, 8), 615 DIV_GATE(CLK_TOP_APLL2_DIV3, "apll2_div3", "aud_2_sel", 0x12c, 19, 0x128, 8, 16), 616 DIV_GATE(CLK_TOP_APLL2_DIV4, "apll2_div4", "aud_2_sel", 0x12c, 20, 0x128, 8, 24), 617 DIV_GATE(CLK_TOP_APLL2_DIV5, "apll2_div5", "apll2_div4", 0x12c, 21, 0x12c, 4, 4), 618 619 MUX(CLK_TOP_I2S0_M_SEL, "i2s0_m_ck_sel", i2s0_m_ck_parents, 0x120, 4, 1), 620 MUX(CLK_TOP_I2S1_M_SEL, "i2s1_m_ck_sel", i2s1_m_ck_parents, 0x120, 5, 1), 621 MUX(CLK_TOP_I2S2_M_SEL, "i2s2_m_ck_sel", i2s2_m_ck_parents, 0x120, 6, 1), 622 MUX(CLK_TOP_I2S3_M_SEL, "i2s3_m_ck_sel", i2s3_m_ck_parents, 0x120, 7, 1), 623 MUX(CLK_TOP_I2S3_B_SEL, "i2s3_b_ck_sel", i2s3_b_ck_parents, 0x120, 8, 1), 624 }; 625 626 static const struct of_device_id of_match_clk_mt8173_topckgen[] = { 627 { .compatible = "mediatek,mt8173-topckgen" }, 628 { /* sentinel */ } 629 }; 630 631 static int clk_mt8173_topckgen_probe(struct platform_device *pdev) 632 { 633 struct device_node *node = pdev->dev.of_node; 634 struct clk_hw_onecell_data *clk_data; 635 void __iomem *base; 636 int r; 637 638 base = devm_platform_ioremap_resource(pdev, 0); 639 if (IS_ERR(base)) 640 return PTR_ERR(base); 641 642 clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); 643 if (IS_ERR_OR_NULL(clk_data)) 644 return -ENOMEM; 645 646 r = mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); 647 if (r) 648 goto free_clk_data; 649 650 r = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); 651 if (r) 652 goto unregister_fixed_clks; 653 654 r = mtk_clk_register_composites(&pdev->dev, top_muxes, 655 ARRAY_SIZE(top_muxes), base, 656 &mt8173_top_clk_lock, clk_data); 657 if (r) 658 goto unregister_factors; 659 660 r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 661 if (r) 662 goto unregister_composites; 663 664 return 0; 665 666 unregister_composites: 667 mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data); 668 unregister_factors: 669 mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); 670 unregister_fixed_clks: 671 mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); 672 free_clk_data: 673 mtk_free_clk_data(clk_data); 674 return r; 675 } 676 677 static int clk_mt8173_topckgen_remove(struct platform_device *pdev) 678 { 679 struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); 680 struct device_node *node = pdev->dev.of_node; 681 682 of_clk_del_provider(node); 683 mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data); 684 mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); 685 mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); 686 mtk_free_clk_data(clk_data); 687 688 return 0; 689 } 690 691 static struct platform_driver clk_mt8173_topckgen_drv = { 692 .driver = { 693 .name = "clk-mt8173-topckgen", 694 .of_match_table = of_match_clk_mt8173_topckgen, 695 }, 696 .probe = clk_mt8173_topckgen_probe, 697 .remove = clk_mt8173_topckgen_remove, 698 }; 699 module_platform_driver(clk_mt8173_topckgen_drv); 700 701 MODULE_DESCRIPTION("MediaTek MT8173 topckgen clocks driver"); 702 MODULE_LICENSE("GPL"); 703