1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2019 MediaTek Inc. 4 * Author: James Liao <jamesjj.liao@mediatek.com> 5 * Fabien Parent <fparent@baylibre.com> 6 */ 7 8 #include <linux/delay.h> 9 #include <linux/of.h> 10 #include <linux/of_address.h> 11 #include <linux/slab.h> 12 #include <linux/mfd/syscon.h> 13 14 #include "clk-gate.h" 15 #include "clk-mtk.h" 16 #include "clk-pll.h" 17 18 #include <dt-bindings/clock/mt8516-clk.h> 19 20 static DEFINE_SPINLOCK(mt8516_clk_lock); 21 22 static const struct mtk_fixed_clk fixed_clks[] __initconst = { 23 FIXED_CLK(CLK_TOP_CLK_NULL, "clk_null", NULL, 0), 24 FIXED_CLK(CLK_TOP_I2S_INFRA_BCK, "i2s_infra_bck", "clk_null", 26000000), 25 FIXED_CLK(CLK_TOP_MEMPLL, "mempll", "clk26m", 800000000), 26 }; 27 28 static const struct mtk_fixed_factor top_divs[] __initconst = { 29 FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1), 30 FACTOR(CLK_TOP_MAINPLL_D2, "mainpll_d2", "mainpll", 1, 2), 31 FACTOR(CLK_TOP_MAINPLL_D4, "mainpll_d4", "mainpll", 1, 4), 32 FACTOR(CLK_TOP_MAINPLL_D8, "mainpll_d8", "mainpll", 1, 8), 33 FACTOR(CLK_TOP_MAINPLL_D16, "mainpll_d16", "mainpll", 1, 16), 34 FACTOR(CLK_TOP_MAINPLL_D11, "mainpll_d11", "mainpll", 1, 11), 35 FACTOR(CLK_TOP_MAINPLL_D22, "mainpll_d22", "mainpll", 1, 22), 36 FACTOR(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3), 37 FACTOR(CLK_TOP_MAINPLL_D6, "mainpll_d6", "mainpll", 1, 6), 38 FACTOR(CLK_TOP_MAINPLL_D12, "mainpll_d12", "mainpll", 1, 12), 39 FACTOR(CLK_TOP_MAINPLL_D5, "mainpll_d5", "mainpll", 1, 5), 40 FACTOR(CLK_TOP_MAINPLL_D10, "mainpll_d10", "mainpll", 1, 10), 41 FACTOR(CLK_TOP_MAINPLL_D20, "mainpll_d20", "mainpll", 1, 20), 42 FACTOR(CLK_TOP_MAINPLL_D40, "mainpll_d40", "mainpll", 1, 40), 43 FACTOR(CLK_TOP_MAINPLL_D7, "mainpll_d7", "mainpll", 1, 7), 44 FACTOR(CLK_TOP_MAINPLL_D14, "mainpll_d14", "mainpll", 1, 14), 45 FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2), 46 FACTOR(CLK_TOP_UNIVPLL_D4, "univpll_d4", "univpll", 1, 4), 47 FACTOR(CLK_TOP_UNIVPLL_D8, "univpll_d8", "univpll", 1, 8), 48 FACTOR(CLK_TOP_UNIVPLL_D16, "univpll_d16", "univpll", 1, 16), 49 FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3), 50 FACTOR(CLK_TOP_UNIVPLL_D6, "univpll_d6", "univpll", 1, 6), 51 FACTOR(CLK_TOP_UNIVPLL_D12, "univpll_d12", "univpll", 1, 12), 52 FACTOR(CLK_TOP_UNIVPLL_D24, "univpll_d24", "univpll", 1, 24), 53 FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), 54 FACTOR(CLK_TOP_UNIVPLL_D20, "univpll_d20", "univpll", 1, 20), 55 FACTOR(CLK_TOP_MMPLL380M, "mmpll380m", "mmpll", 1, 1), 56 FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2), 57 FACTOR(CLK_TOP_MMPLL_200M, "mmpll_200m", "mmpll", 1, 3), 58 FACTOR(CLK_TOP_USB_PHY48M, "usb_phy48m_ck", "univpll", 1, 26), 59 FACTOR(CLK_TOP_APLL1, "apll1_ck", "apll1", 1, 1), 60 FACTOR(CLK_TOP_APLL1_D2, "apll1_d2", "apll1_ck", 1, 2), 61 FACTOR(CLK_TOP_APLL1_D4, "apll1_d4", "rg_apll1_d2_en", 1, 2), 62 FACTOR(CLK_TOP_APLL1_D8, "apll1_d8", "rg_apll1_d4_en", 1, 2), 63 FACTOR(CLK_TOP_APLL2, "apll2_ck", "apll2", 1, 1), 64 FACTOR(CLK_TOP_APLL2_D2, "apll2_d2", "apll2_ck", 1, 2), 65 FACTOR(CLK_TOP_APLL2_D4, "apll2_d4", "rg_apll2_d2_en", 1, 2), 66 FACTOR(CLK_TOP_APLL2_D8, "apll2_d8", "rg_apll2_d4_en", 1, 2), 67 FACTOR(CLK_TOP_CLK26M, "clk26m_ck", "clk26m", 1, 1), 68 FACTOR(CLK_TOP_CLK26M_D2, "clk26m_d2", "clk26m", 1, 2), 69 FACTOR(CLK_TOP_AHB_INFRA_D2, "ahb_infra_d2", "ahb_infra_sel", 1, 2), 70 FACTOR(CLK_TOP_NFI1X, "nfi1x_ck", "nfi2x_pad_sel", 1, 2), 71 FACTOR(CLK_TOP_ETH_D2, "eth_d2_ck", "eth_sel", 1, 2), 72 }; 73 74 static const char * const uart0_parents[] __initconst = { 75 "clk26m_ck", 76 "univpll_d24" 77 }; 78 79 static const char * const ahb_infra_parents[] __initconst = { 80 "clk_null", 81 "clk26m_ck", 82 "mainpll_d11", 83 "clk_null", 84 "mainpll_d12", 85 "clk_null", 86 "clk_null", 87 "clk_null", 88 "clk_null", 89 "clk_null", 90 "clk_null", 91 "clk_null", 92 "mainpll_d10" 93 }; 94 95 static const char * const msdc0_parents[] __initconst = { 96 "clk26m_ck", 97 "univpll_d6", 98 "mainpll_d8", 99 "univpll_d8", 100 "mainpll_d16", 101 "mmpll_200m", 102 "mainpll_d12", 103 "mmpll_d2" 104 }; 105 106 static const char * const uart1_parents[] __initconst = { 107 "clk26m_ck", 108 "univpll_d24" 109 }; 110 111 static const char * const msdc1_parents[] __initconst = { 112 "clk26m_ck", 113 "univpll_d6", 114 "mainpll_d8", 115 "univpll_d8", 116 "mainpll_d16", 117 "mmpll_200m", 118 "mainpll_d12", 119 "mmpll_d2" 120 }; 121 122 static const char * const pmicspi_parents[] __initconst = { 123 "univpll_d20", 124 "usb_phy48m_ck", 125 "univpll_d16", 126 "clk26m_ck" 127 }; 128 129 static const char * const qaxi_aud26m_parents[] __initconst = { 130 "clk26m_ck", 131 "ahb_infra_sel" 132 }; 133 134 static const char * const aud_intbus_parents[] __initconst = { 135 "clk_null", 136 "clk26m_ck", 137 "mainpll_d22", 138 "clk_null", 139 "mainpll_d11" 140 }; 141 142 static const char * const nfi2x_pad_parents[] __initconst = { 143 "clk_null", 144 "clk_null", 145 "clk_null", 146 "clk_null", 147 "clk_null", 148 "clk_null", 149 "clk_null", 150 "clk_null", 151 "clk26m_ck", 152 "clk_null", 153 "clk_null", 154 "clk_null", 155 "clk_null", 156 "clk_null", 157 "clk_null", 158 "clk_null", 159 "clk_null", 160 "mainpll_d12", 161 "mainpll_d8", 162 "clk_null", 163 "mainpll_d6", 164 "clk_null", 165 "clk_null", 166 "clk_null", 167 "clk_null", 168 "clk_null", 169 "clk_null", 170 "clk_null", 171 "clk_null", 172 "clk_null", 173 "clk_null", 174 "clk_null", 175 "mainpll_d4", 176 "clk_null", 177 "clk_null", 178 "clk_null", 179 "clk_null", 180 "clk_null", 181 "clk_null", 182 "clk_null", 183 "clk_null", 184 "clk_null", 185 "clk_null", 186 "clk_null", 187 "clk_null", 188 "clk_null", 189 "clk_null", 190 "clk_null", 191 "clk_null", 192 "clk_null", 193 "clk_null", 194 "clk_null", 195 "clk_null", 196 "clk_null", 197 "clk_null", 198 "clk_null", 199 "clk_null", 200 "clk_null", 201 "clk_null", 202 "clk_null", 203 "clk_null", 204 "clk_null", 205 "clk_null", 206 "clk_null", 207 "clk_null", 208 "clk_null", 209 "clk_null", 210 "clk_null", 211 "clk_null", 212 "clk_null", 213 "clk_null", 214 "clk_null", 215 "clk_null", 216 "clk_null", 217 "clk_null", 218 "clk_null", 219 "clk_null", 220 "clk_null", 221 "clk_null", 222 "clk_null", 223 "clk_null", 224 "mainpll_d10", 225 "mainpll_d7", 226 "clk_null", 227 "mainpll_d5" 228 }; 229 230 static const char * const nfi1x_pad_parents[] __initconst = { 231 "ahb_infra_sel", 232 "nfi1x_ck" 233 }; 234 235 static const char * const usb_78m_parents[] __initconst = { 236 "clk_null", 237 "clk26m_ck", 238 "univpll_d16", 239 "clk_null", 240 "mainpll_d20" 241 }; 242 243 static const char * const spinor_parents[] __initconst = { 244 "clk26m_d2", 245 "clk26m_ck", 246 "mainpll_d40", 247 "univpll_d24", 248 "univpll_d20", 249 "mainpll_d20", 250 "mainpll_d16", 251 "univpll_d12" 252 }; 253 254 static const char * const msdc2_parents[] __initconst = { 255 "clk26m_ck", 256 "univpll_d6", 257 "mainpll_d8", 258 "univpll_d8", 259 "mainpll_d16", 260 "mmpll_200m", 261 "mainpll_d12", 262 "mmpll_d2" 263 }; 264 265 static const char * const eth_parents[] __initconst = { 266 "clk26m_ck", 267 "mainpll_d40", 268 "univpll_d24", 269 "univpll_d20", 270 "mainpll_d20" 271 }; 272 273 static const char * const aud1_parents[] __initconst = { 274 "clk26m_ck", 275 "apll1_ck" 276 }; 277 278 static const char * const aud2_parents[] __initconst = { 279 "clk26m_ck", 280 "apll2_ck" 281 }; 282 283 static const char * const aud_engen1_parents[] __initconst = { 284 "clk26m_ck", 285 "rg_apll1_d2_en", 286 "rg_apll1_d4_en", 287 "rg_apll1_d8_en" 288 }; 289 290 static const char * const aud_engen2_parents[] __initconst = { 291 "clk26m_ck", 292 "rg_apll2_d2_en", 293 "rg_apll2_d4_en", 294 "rg_apll2_d8_en" 295 }; 296 297 static const char * const i2c_parents[] __initconst = { 298 "clk26m_ck", 299 "univpll_d20", 300 "univpll_d16", 301 "univpll_d12" 302 }; 303 304 static const char * const aud_i2s0_m_parents[] __initconst = { 305 "rg_aud1", 306 "rg_aud2" 307 }; 308 309 static const char * const pwm_parents[] __initconst = { 310 "clk26m_ck", 311 "univpll_d12" 312 }; 313 314 static const char * const spi_parents[] __initconst = { 315 "clk26m_ck", 316 "univpll_d12", 317 "univpll_d8", 318 "univpll_d6" 319 }; 320 321 static const char * const aud_spdifin_parents[] __initconst = { 322 "clk26m_ck", 323 "univpll_d2" 324 }; 325 326 static const char * const uart2_parents[] __initconst = { 327 "clk26m_ck", 328 "univpll_d24" 329 }; 330 331 static const char * const bsi_parents[] __initconst = { 332 "clk26m_ck", 333 "mainpll_d10", 334 "mainpll_d12", 335 "mainpll_d20" 336 }; 337 338 static const char * const dbg_atclk_parents[] __initconst = { 339 "clk_null", 340 "clk26m_ck", 341 "mainpll_d5", 342 "clk_null", 343 "univpll_d5" 344 }; 345 346 static const char * const csw_nfiecc_parents[] __initconst = { 347 "clk_null", 348 "mainpll_d7", 349 "mainpll_d6", 350 "clk_null", 351 "mainpll_d5" 352 }; 353 354 static const char * const nfiecc_parents[] __initconst = { 355 "clk_null", 356 "nfi2x_pad_sel", 357 "mainpll_d4", 358 "clk_null", 359 "csw_nfiecc_sel" 360 }; 361 362 static struct mtk_composite top_muxes[] __initdata = { 363 /* CLK_MUX_SEL0 */ 364 MUX(CLK_TOP_UART0_SEL, "uart0_sel", uart0_parents, 365 0x000, 0, 1), 366 MUX(CLK_TOP_AHB_INFRA_SEL, "ahb_infra_sel", ahb_infra_parents, 367 0x000, 4, 4), 368 MUX(CLK_TOP_MSDC0_SEL, "msdc0_sel", msdc0_parents, 369 0x000, 11, 3), 370 MUX(CLK_TOP_UART1_SEL, "uart1_sel", uart1_parents, 371 0x000, 19, 1), 372 MUX(CLK_TOP_MSDC1_SEL, "msdc1_sel", msdc1_parents, 373 0x000, 20, 3), 374 MUX(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents, 375 0x000, 24, 2), 376 MUX(CLK_TOP_QAXI_AUD26M_SEL, "qaxi_aud26m_sel", qaxi_aud26m_parents, 377 0x000, 26, 1), 378 MUX(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents, 379 0x000, 27, 3), 380 /* CLK_MUX_SEL1 */ 381 MUX(CLK_TOP_NFI2X_PAD_SEL, "nfi2x_pad_sel", nfi2x_pad_parents, 382 0x004, 0, 7), 383 MUX(CLK_TOP_NFI1X_PAD_SEL, "nfi1x_pad_sel", nfi1x_pad_parents, 384 0x004, 7, 1), 385 MUX(CLK_TOP_USB_78M_SEL, "usb_78m_sel", usb_78m_parents, 386 0x004, 20, 3), 387 /* CLK_MUX_SEL8 */ 388 MUX(CLK_TOP_SPINOR_SEL, "spinor_sel", spinor_parents, 389 0x040, 0, 3), 390 MUX(CLK_TOP_MSDC2_SEL, "msdc2_sel", msdc2_parents, 391 0x040, 3, 3), 392 MUX(CLK_TOP_ETH_SEL, "eth_sel", eth_parents, 393 0x040, 6, 3), 394 MUX(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents, 395 0x040, 22, 1), 396 MUX(CLK_TOP_AUD2_SEL, "aud2_sel", aud2_parents, 397 0x040, 23, 1), 398 MUX(CLK_TOP_AUD_ENGEN1_SEL, "aud_engen1_sel", aud_engen1_parents, 399 0x040, 24, 2), 400 MUX(CLK_TOP_AUD_ENGEN2_SEL, "aud_engen2_sel", aud_engen2_parents, 401 0x040, 26, 2), 402 MUX(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents, 403 0x040, 28, 2), 404 /* CLK_SEL_9 */ 405 MUX(CLK_TOP_AUD_I2S0_M_SEL, "aud_i2s0_m_sel", aud_i2s0_m_parents, 406 0x044, 12, 1), 407 MUX(CLK_TOP_AUD_I2S1_M_SEL, "aud_i2s1_m_sel", aud_i2s0_m_parents, 408 0x044, 13, 1), 409 MUX(CLK_TOP_AUD_I2S2_M_SEL, "aud_i2s2_m_sel", aud_i2s0_m_parents, 410 0x044, 14, 1), 411 MUX(CLK_TOP_AUD_I2S3_M_SEL, "aud_i2s3_m_sel", aud_i2s0_m_parents, 412 0x044, 15, 1), 413 MUX(CLK_TOP_AUD_I2S4_M_SEL, "aud_i2s4_m_sel", aud_i2s0_m_parents, 414 0x044, 16, 1), 415 MUX(CLK_TOP_AUD_I2S5_M_SEL, "aud_i2s5_m_sel", aud_i2s0_m_parents, 416 0x044, 17, 1), 417 MUX(CLK_TOP_AUD_SPDIF_B_SEL, "aud_spdif_b_sel", aud_i2s0_m_parents, 418 0x044, 18, 1), 419 /* CLK_MUX_SEL13 */ 420 MUX(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 421 0x07c, 0, 1), 422 MUX(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 423 0x07c, 1, 2), 424 MUX(CLK_TOP_AUD_SPDIFIN_SEL, "aud_spdifin_sel", aud_spdifin_parents, 425 0x07c, 3, 1), 426 MUX(CLK_TOP_UART2_SEL, "uart2_sel", uart2_parents, 427 0x07c, 4, 1), 428 MUX(CLK_TOP_BSI_SEL, "bsi_sel", bsi_parents, 429 0x07c, 5, 2), 430 MUX(CLK_TOP_DBG_ATCLK_SEL, "dbg_atclk_sel", dbg_atclk_parents, 431 0x07c, 7, 3), 432 MUX(CLK_TOP_CSW_NFIECC_SEL, "csw_nfiecc_sel", csw_nfiecc_parents, 433 0x07c, 10, 3), 434 MUX(CLK_TOP_NFIECC_SEL, "nfiecc_sel", nfiecc_parents, 435 0x07c, 13, 3), 436 }; 437 438 static const char * const ifr_mux1_parents[] __initconst = { 439 "clk26m_ck", 440 "armpll", 441 "univpll", 442 "mainpll_d2" 443 }; 444 445 static const char * const ifr_eth_25m_parents[] __initconst = { 446 "eth_d2_ck", 447 "rg_eth" 448 }; 449 450 static const char * const ifr_i2c0_parents[] __initconst = { 451 "ahb_infra_d2", 452 "rg_i2c" 453 }; 454 455 static const struct mtk_composite ifr_muxes[] __initconst = { 456 MUX(CLK_IFR_MUX1_SEL, "ifr_mux1_sel", ifr_mux1_parents, 0x000, 457 2, 2), 458 MUX(CLK_IFR_ETH_25M_SEL, "ifr_eth_25m_sel", ifr_eth_25m_parents, 0x080, 459 0, 1), 460 MUX(CLK_IFR_I2C0_SEL, "ifr_i2c0_sel", ifr_i2c0_parents, 0x080, 461 1, 1), 462 MUX(CLK_IFR_I2C1_SEL, "ifr_i2c1_sel", ifr_i2c0_parents, 0x080, 463 2, 1), 464 MUX(CLK_IFR_I2C2_SEL, "ifr_i2c2_sel", ifr_i2c0_parents, 0x080, 465 3, 1), 466 }; 467 468 #define DIV_ADJ(_id, _name, _parent, _reg, _shift, _width) { \ 469 .id = _id, \ 470 .name = _name, \ 471 .parent_name = _parent, \ 472 .div_reg = _reg, \ 473 .div_shift = _shift, \ 474 .div_width = _width, \ 475 } 476 477 static const struct mtk_clk_divider top_adj_divs[] = { 478 DIV_ADJ(CLK_TOP_APLL12_CK_DIV0, "apll12_ck_div0", "aud_i2s0_m_sel", 479 0x0048, 0, 8), 480 DIV_ADJ(CLK_TOP_APLL12_CK_DIV1, "apll12_ck_div1", "aud_i2s1_m_sel", 481 0x0048, 8, 8), 482 DIV_ADJ(CLK_TOP_APLL12_CK_DIV2, "apll12_ck_div2", "aud_i2s2_m_sel", 483 0x0048, 16, 8), 484 DIV_ADJ(CLK_TOP_APLL12_CK_DIV3, "apll12_ck_div3", "aud_i2s3_m_sel", 485 0x0048, 24, 8), 486 DIV_ADJ(CLK_TOP_APLL12_CK_DIV4, "apll12_ck_div4", "aud_i2s4_m_sel", 487 0x004c, 0, 8), 488 DIV_ADJ(CLK_TOP_APLL12_CK_DIV4B, "apll12_ck_div4b", "apll12_div4", 489 0x004c, 8, 8), 490 DIV_ADJ(CLK_TOP_APLL12_CK_DIV5, "apll12_ck_div5", "aud_i2s5_m_sel", 491 0x004c, 16, 8), 492 DIV_ADJ(CLK_TOP_APLL12_CK_DIV5B, "apll12_ck_div5b", "apll12_div5", 493 0x004c, 24, 8), 494 DIV_ADJ(CLK_TOP_APLL12_CK_DIV6, "apll12_ck_div6", "aud_spdif_b_sel", 495 0x0078, 0, 8), 496 }; 497 498 static const struct mtk_gate_regs top1_cg_regs = { 499 .set_ofs = 0x54, 500 .clr_ofs = 0x84, 501 .sta_ofs = 0x24, 502 }; 503 504 static const struct mtk_gate_regs top2_cg_regs = { 505 .set_ofs = 0x6c, 506 .clr_ofs = 0x9c, 507 .sta_ofs = 0x3c, 508 }; 509 510 static const struct mtk_gate_regs top3_cg_regs = { 511 .set_ofs = 0xa0, 512 .clr_ofs = 0xb0, 513 .sta_ofs = 0x70, 514 }; 515 516 static const struct mtk_gate_regs top4_cg_regs = { 517 .set_ofs = 0xa4, 518 .clr_ofs = 0xb4, 519 .sta_ofs = 0x74, 520 }; 521 522 static const struct mtk_gate_regs top5_cg_regs = { 523 .set_ofs = 0x44, 524 .clr_ofs = 0x44, 525 .sta_ofs = 0x44, 526 }; 527 528 #define GATE_TOP1(_id, _name, _parent, _shift) { \ 529 .id = _id, \ 530 .name = _name, \ 531 .parent_name = _parent, \ 532 .regs = &top1_cg_regs, \ 533 .shift = _shift, \ 534 .ops = &mtk_clk_gate_ops_setclr, \ 535 } 536 537 #define GATE_TOP2(_id, _name, _parent, _shift) { \ 538 .id = _id, \ 539 .name = _name, \ 540 .parent_name = _parent, \ 541 .regs = &top2_cg_regs, \ 542 .shift = _shift, \ 543 .ops = &mtk_clk_gate_ops_setclr, \ 544 } 545 546 #define GATE_TOP2_I(_id, _name, _parent, _shift) { \ 547 .id = _id, \ 548 .name = _name, \ 549 .parent_name = _parent, \ 550 .regs = &top2_cg_regs, \ 551 .shift = _shift, \ 552 .ops = &mtk_clk_gate_ops_setclr_inv, \ 553 } 554 555 #define GATE_TOP3(_id, _name, _parent, _shift) { \ 556 .id = _id, \ 557 .name = _name, \ 558 .parent_name = _parent, \ 559 .regs = &top3_cg_regs, \ 560 .shift = _shift, \ 561 .ops = &mtk_clk_gate_ops_setclr, \ 562 } 563 564 #define GATE_TOP4_I(_id, _name, _parent, _shift) { \ 565 .id = _id, \ 566 .name = _name, \ 567 .parent_name = _parent, \ 568 .regs = &top4_cg_regs, \ 569 .shift = _shift, \ 570 .ops = &mtk_clk_gate_ops_setclr_inv, \ 571 } 572 573 #define GATE_TOP5(_id, _name, _parent, _shift) { \ 574 .id = _id, \ 575 .name = _name, \ 576 .parent_name = _parent, \ 577 .regs = &top5_cg_regs, \ 578 .shift = _shift, \ 579 .ops = &mtk_clk_gate_ops_no_setclr, \ 580 } 581 582 static const struct mtk_gate top_clks[] __initconst = { 583 /* TOP1 */ 584 GATE_TOP1(CLK_TOP_THEM, "them", "ahb_infra_sel", 1), 585 GATE_TOP1(CLK_TOP_APDMA, "apdma", "ahb_infra_sel", 2), 586 GATE_TOP1(CLK_TOP_I2C0, "i2c0", "ifr_i2c0_sel", 3), 587 GATE_TOP1(CLK_TOP_I2C1, "i2c1", "ifr_i2c1_sel", 4), 588 GATE_TOP1(CLK_TOP_AUXADC1, "auxadc1", "ahb_infra_sel", 5), 589 GATE_TOP1(CLK_TOP_NFI, "nfi", "nfi1x_pad_sel", 6), 590 GATE_TOP1(CLK_TOP_NFIECC, "nfiecc", "rg_nfiecc", 7), 591 GATE_TOP1(CLK_TOP_DEBUGSYS, "debugsys", "rg_dbg_atclk", 8), 592 GATE_TOP1(CLK_TOP_PWM, "pwm", "ahb_infra_sel", 9), 593 GATE_TOP1(CLK_TOP_UART0, "uart0", "uart0_sel", 10), 594 GATE_TOP1(CLK_TOP_UART1, "uart1", "uart1_sel", 11), 595 GATE_TOP1(CLK_TOP_BTIF, "btif", "ahb_infra_sel", 12), 596 GATE_TOP1(CLK_TOP_USB, "usb", "usb_78m", 13), 597 GATE_TOP1(CLK_TOP_FLASHIF_26M, "flashif_26m", "clk26m_ck", 14), 598 GATE_TOP1(CLK_TOP_AUXADC2, "auxadc2", "ahb_infra_sel", 15), 599 GATE_TOP1(CLK_TOP_I2C2, "i2c2", "ifr_i2c2_sel", 16), 600 GATE_TOP1(CLK_TOP_MSDC0, "msdc0", "msdc0_sel", 17), 601 GATE_TOP1(CLK_TOP_MSDC1, "msdc1", "msdc1_sel", 18), 602 GATE_TOP1(CLK_TOP_NFI2X, "nfi2x", "nfi2x_pad_sel", 19), 603 GATE_TOP1(CLK_TOP_PMICWRAP_AP, "pwrap_ap", "clk26m_ck", 20), 604 GATE_TOP1(CLK_TOP_SEJ, "sej", "ahb_infra_sel", 21), 605 GATE_TOP1(CLK_TOP_MEMSLP_DLYER, "memslp_dlyer", "clk26m_ck", 22), 606 GATE_TOP1(CLK_TOP_SPI, "spi", "spi_sel", 23), 607 GATE_TOP1(CLK_TOP_APXGPT, "apxgpt", "clk26m_ck", 24), 608 GATE_TOP1(CLK_TOP_AUDIO, "audio", "clk26m_ck", 25), 609 GATE_TOP1(CLK_TOP_PMICWRAP_MD, "pwrap_md", "clk26m_ck", 27), 610 GATE_TOP1(CLK_TOP_PMICWRAP_CONN, "pwrap_conn", "clk26m_ck", 28), 611 GATE_TOP1(CLK_TOP_PMICWRAP_26M, "pwrap_26m", "clk26m_ck", 29), 612 GATE_TOP1(CLK_TOP_AUX_ADC, "aux_adc", "clk26m_ck", 30), 613 GATE_TOP1(CLK_TOP_AUX_TP, "aux_tp", "clk26m_ck", 31), 614 /* TOP2 */ 615 GATE_TOP2(CLK_TOP_MSDC2, "msdc2", "ahb_infra_sel", 0), 616 GATE_TOP2(CLK_TOP_RBIST, "rbist", "univpll_d12", 1), 617 GATE_TOP2(CLK_TOP_NFI_BUS, "nfi_bus", "ahb_infra_sel", 2), 618 GATE_TOP2(CLK_TOP_GCE, "gce", "ahb_infra_sel", 4), 619 GATE_TOP2(CLK_TOP_TRNG, "trng", "ahb_infra_sel", 5), 620 GATE_TOP2(CLK_TOP_SEJ_13M, "sej_13m", "clk26m_ck", 6), 621 GATE_TOP2(CLK_TOP_AES, "aes", "ahb_infra_sel", 7), 622 GATE_TOP2(CLK_TOP_PWM_B, "pwm_b", "rg_pwm_infra", 8), 623 GATE_TOP2(CLK_TOP_PWM1_FB, "pwm1_fb", "rg_pwm_infra", 9), 624 GATE_TOP2(CLK_TOP_PWM2_FB, "pwm2_fb", "rg_pwm_infra", 10), 625 GATE_TOP2(CLK_TOP_PWM3_FB, "pwm3_fb", "rg_pwm_infra", 11), 626 GATE_TOP2(CLK_TOP_PWM4_FB, "pwm4_fb", "rg_pwm_infra", 12), 627 GATE_TOP2(CLK_TOP_PWM5_FB, "pwm5_fb", "rg_pwm_infra", 13), 628 GATE_TOP2(CLK_TOP_USB_1P, "usb_1p", "usb_78m", 14), 629 GATE_TOP2(CLK_TOP_FLASHIF_FREERUN, "flashif_freerun", "ahb_infra_sel", 630 15), 631 GATE_TOP2(CLK_TOP_66M_ETH, "eth_66m", "ahb_infra_d2", 19), 632 GATE_TOP2(CLK_TOP_133M_ETH, "eth_133m", "ahb_infra_sel", 20), 633 GATE_TOP2(CLK_TOP_FETH_25M, "feth_25m", "ifr_eth_25m_sel", 21), 634 GATE_TOP2(CLK_TOP_FETH_50M, "feth_50m", "rg_eth", 22), 635 GATE_TOP2(CLK_TOP_FLASHIF_AXI, "flashif_axi", "ahb_infra_sel", 23), 636 GATE_TOP2(CLK_TOP_USBIF, "usbif", "ahb_infra_sel", 24), 637 GATE_TOP2(CLK_TOP_UART2, "uart2", "rg_uart2", 25), 638 GATE_TOP2(CLK_TOP_BSI, "bsi", "ahb_infra_sel", 26), 639 GATE_TOP2_I(CLK_TOP_MSDC0_INFRA, "msdc0_infra", "msdc0", 28), 640 GATE_TOP2_I(CLK_TOP_MSDC1_INFRA, "msdc1_infra", "msdc1", 29), 641 GATE_TOP2_I(CLK_TOP_MSDC2_INFRA, "msdc2_infra", "rg_msdc2", 30), 642 GATE_TOP2(CLK_TOP_USB_78M, "usb_78m", "usb_78m_sel", 31), 643 /* TOP3 */ 644 GATE_TOP3(CLK_TOP_RG_SPINOR, "rg_spinor", "spinor_sel", 0), 645 GATE_TOP3(CLK_TOP_RG_MSDC2, "rg_msdc2", "msdc2_sel", 1), 646 GATE_TOP3(CLK_TOP_RG_ETH, "rg_eth", "eth_sel", 2), 647 GATE_TOP3(CLK_TOP_RG_AUD1, "rg_aud1", "aud1_sel", 8), 648 GATE_TOP3(CLK_TOP_RG_AUD2, "rg_aud2", "aud2_sel", 9), 649 GATE_TOP3(CLK_TOP_RG_AUD_ENGEN1, "rg_aud_engen1", "aud_engen1_sel", 10), 650 GATE_TOP3(CLK_TOP_RG_AUD_ENGEN2, "rg_aud_engen2", "aud_engen2_sel", 11), 651 GATE_TOP3(CLK_TOP_RG_I2C, "rg_i2c", "i2c_sel", 12), 652 GATE_TOP3(CLK_TOP_RG_PWM_INFRA, "rg_pwm_infra", "pwm_sel", 13), 653 GATE_TOP3(CLK_TOP_RG_AUD_SPDIF_IN, "rg_aud_spdif_in", "aud_spdifin_sel", 654 14), 655 GATE_TOP3(CLK_TOP_RG_UART2, "rg_uart2", "uart2_sel", 15), 656 GATE_TOP3(CLK_TOP_RG_BSI, "rg_bsi", "bsi_sel", 16), 657 GATE_TOP3(CLK_TOP_RG_DBG_ATCLK, "rg_dbg_atclk", "dbg_atclk_sel", 17), 658 GATE_TOP3(CLK_TOP_RG_NFIECC, "rg_nfiecc", "nfiecc_sel", 18), 659 /* TOP4 */ 660 GATE_TOP4_I(CLK_TOP_RG_APLL1_D2_EN, "rg_apll1_d2_en", "apll1_d2", 8), 661 GATE_TOP4_I(CLK_TOP_RG_APLL1_D4_EN, "rg_apll1_d4_en", "apll1_d4", 9), 662 GATE_TOP4_I(CLK_TOP_RG_APLL1_D8_EN, "rg_apll1_d8_en", "apll1_d8", 10), 663 GATE_TOP4_I(CLK_TOP_RG_APLL2_D2_EN, "rg_apll2_d2_en", "apll2_d2", 11), 664 GATE_TOP4_I(CLK_TOP_RG_APLL2_D4_EN, "rg_apll2_d4_en", "apll2_d4", 12), 665 GATE_TOP4_I(CLK_TOP_RG_APLL2_D8_EN, "rg_apll2_d8_en", "apll2_d8", 13), 666 /* TOP5 */ 667 GATE_TOP5(CLK_TOP_APLL12_DIV0, "apll12_div0", "apll12_ck_div0", 0), 668 GATE_TOP5(CLK_TOP_APLL12_DIV1, "apll12_div1", "apll12_ck_div1", 1), 669 GATE_TOP5(CLK_TOP_APLL12_DIV2, "apll12_div2", "apll12_ck_div2", 2), 670 GATE_TOP5(CLK_TOP_APLL12_DIV3, "apll12_div3", "apll12_ck_div3", 3), 671 GATE_TOP5(CLK_TOP_APLL12_DIV4, "apll12_div4", "apll12_ck_div4", 4), 672 GATE_TOP5(CLK_TOP_APLL12_DIV4B, "apll12_div4b", "apll12_ck_div4b", 5), 673 GATE_TOP5(CLK_TOP_APLL12_DIV5, "apll12_div5", "apll12_ck_div5", 6), 674 GATE_TOP5(CLK_TOP_APLL12_DIV5B, "apll12_div5b", "apll12_ck_div5b", 7), 675 GATE_TOP5(CLK_TOP_APLL12_DIV6, "apll12_div6", "apll12_ck_div6", 8), 676 }; 677 678 static void __init mtk_topckgen_init(struct device_node *node) 679 { 680 struct clk_hw_onecell_data *clk_data; 681 int r; 682 void __iomem *base; 683 684 base = of_iomap(node, 0); 685 if (!base) { 686 pr_err("%s(): ioremap failed\n", __func__); 687 return; 688 } 689 690 clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); 691 692 mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), 693 clk_data); 694 mtk_clk_register_gates(NULL, node, top_clks, ARRAY_SIZE(top_clks), clk_data); 695 696 mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); 697 mtk_clk_register_composites(NULL, top_muxes, 698 ARRAY_SIZE(top_muxes), base, 699 &mt8516_clk_lock, clk_data); 700 mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), 701 base, &mt8516_clk_lock, clk_data); 702 703 r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 704 if (r) 705 pr_err("%s(): could not register clock provider: %d\n", 706 __func__, r); 707 } 708 CLK_OF_DECLARE(mtk_topckgen, "mediatek,mt8516-topckgen", mtk_topckgen_init); 709 710 static void __init mtk_infracfg_init(struct device_node *node) 711 { 712 struct clk_hw_onecell_data *clk_data; 713 int r; 714 void __iomem *base; 715 716 base = of_iomap(node, 0); 717 if (!base) { 718 pr_err("%s(): ioremap failed\n", __func__); 719 return; 720 } 721 722 clk_data = mtk_alloc_clk_data(CLK_IFR_NR_CLK); 723 724 mtk_clk_register_composites(NULL, ifr_muxes, 725 ARRAY_SIZE(ifr_muxes), base, 726 &mt8516_clk_lock, clk_data); 727 728 r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 729 if (r) 730 pr_err("%s(): could not register clock provider: %d\n", 731 __func__, r); 732 } 733 CLK_OF_DECLARE(mtk_infracfg, "mediatek,mt8516-infracfg", mtk_infracfg_init); 734 735 #define MT8516_PLL_FMAX (1502UL * MHZ) 736 737 #define CON0_MT8516_RST_BAR BIT(27) 738 739 #define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 740 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ 741 _pcw_shift, _div_table) { \ 742 .id = _id, \ 743 .name = _name, \ 744 .reg = _reg, \ 745 .pwr_reg = _pwr_reg, \ 746 .en_mask = _en_mask, \ 747 .flags = _flags, \ 748 .rst_bar_mask = CON0_MT8516_RST_BAR, \ 749 .fmax = MT8516_PLL_FMAX, \ 750 .pcwbits = _pcwbits, \ 751 .pd_reg = _pd_reg, \ 752 .pd_shift = _pd_shift, \ 753 .tuner_reg = _tuner_reg, \ 754 .pcw_reg = _pcw_reg, \ 755 .pcw_shift = _pcw_shift, \ 756 .div_table = _div_table, \ 757 } 758 759 #define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 760 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ 761 _pcw_shift) \ 762 PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 763 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \ 764 NULL) 765 766 static const struct mtk_pll_div_table mmpll_div_table[] = { 767 { .div = 0, .freq = MT8516_PLL_FMAX }, 768 { .div = 1, .freq = 1000000000 }, 769 { .div = 2, .freq = 604500000 }, 770 { .div = 3, .freq = 253500000 }, 771 { .div = 4, .freq = 126750000 }, 772 { } /* sentinel */ 773 }; 774 775 static const struct mtk_pll_data plls[] = { 776 PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0100, 0x0110, 0, 0, 777 21, 0x0104, 24, 0, 0x0104, 0), 778 PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0120, 0x0130, 0, 779 HAVE_RST_BAR, 21, 0x0124, 24, 0, 0x0124, 0), 780 PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x0140, 0x0150, 0x30000000, 781 HAVE_RST_BAR, 7, 0x0144, 24, 0, 0x0144, 0), 782 PLL_B(CLK_APMIXED_MMPLL, "mmpll", 0x0160, 0x0170, 0, 0, 783 21, 0x0164, 24, 0, 0x0164, 0, mmpll_div_table), 784 PLL(CLK_APMIXED_APLL1, "apll1", 0x0180, 0x0190, 0, 0, 785 31, 0x0180, 1, 0x0194, 0x0184, 0), 786 PLL(CLK_APMIXED_APLL2, "apll2", 0x01A0, 0x01B0, 0, 0, 787 31, 0x01A0, 1, 0x01B4, 0x01A4, 0), 788 }; 789 790 static void __init mtk_apmixedsys_init(struct device_node *node) 791 { 792 struct clk_hw_onecell_data *clk_data; 793 void __iomem *base; 794 int r; 795 796 base = of_iomap(node, 0); 797 if (!base) { 798 pr_err("%s(): ioremap failed\n", __func__); 799 return; 800 } 801 802 clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK); 803 804 mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data); 805 806 r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 807 if (r) 808 pr_err("%s(): could not register clock provider: %d\n", 809 __func__, r); 810 811 } 812 CLK_OF_DECLARE(mtk_apmixedsys, "mediatek,mt8516-apmixedsys", 813 mtk_apmixedsys_init); 814