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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 | /* * arch/arm/mach-spear13xx/spear1340_clock.c * * SPEAr1340 machine clock framework source file * * Copyright (C) 2012 ST Microelectronics * Viresh Kumar <vireshk@kernel.org> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include <linux/clkdev.h> #include <linux/err.h> #include <linux/io.h> #include <linux/of_platform.h> #include <linux/spinlock_types.h> #include "clk.h" /* Clock Configuration Registers */ #define SPEAR1340_SYS_CLK_CTRL (misc_base + 0x200) #define SPEAR1340_HCLK_SRC_SEL_SHIFT 27 #define SPEAR1340_HCLK_SRC_SEL_MASK 1 #define SPEAR1340_SCLK_SRC_SEL_SHIFT 23 #define SPEAR1340_SCLK_SRC_SEL_MASK 3 /* PLL related registers and bit values */ #define SPEAR1340_PLL_CFG (misc_base + 0x210) /* PLL_CFG bit values */ #define SPEAR1340_CLCD_SYNT_CLK_MASK 1 #define SPEAR1340_CLCD_SYNT_CLK_SHIFT 31 #define SPEAR1340_GEN_SYNT2_3_CLK_SHIFT 29 #define SPEAR1340_GEN_SYNT_CLK_MASK 2 #define SPEAR1340_GEN_SYNT0_1_CLK_SHIFT 27 #define SPEAR1340_PLL_CLK_MASK 2 #define SPEAR1340_PLL3_CLK_SHIFT 24 #define SPEAR1340_PLL2_CLK_SHIFT 22 #define SPEAR1340_PLL1_CLK_SHIFT 20 #define SPEAR1340_PLL1_CTR (misc_base + 0x214) #define SPEAR1340_PLL1_FRQ (misc_base + 0x218) #define SPEAR1340_PLL2_CTR (misc_base + 0x220) #define SPEAR1340_PLL2_FRQ (misc_base + 0x224) #define SPEAR1340_PLL3_CTR (misc_base + 0x22C) #define SPEAR1340_PLL3_FRQ (misc_base + 0x230) #define SPEAR1340_PLL4_CTR (misc_base + 0x238) #define SPEAR1340_PLL4_FRQ (misc_base + 0x23C) #define SPEAR1340_PERIP_CLK_CFG (misc_base + 0x244) /* PERIP_CLK_CFG bit values */ #define SPEAR1340_SPDIF_CLK_MASK 1 #define SPEAR1340_SPDIF_OUT_CLK_SHIFT 15 #define SPEAR1340_SPDIF_IN_CLK_SHIFT 14 #define SPEAR1340_GPT3_CLK_SHIFT 13 #define SPEAR1340_GPT2_CLK_SHIFT 12 #define SPEAR1340_GPT_CLK_MASK 1 #define SPEAR1340_GPT1_CLK_SHIFT 9 #define SPEAR1340_GPT0_CLK_SHIFT 8 #define SPEAR1340_UART_CLK_MASK 2 #define SPEAR1340_UART1_CLK_SHIFT 6 #define SPEAR1340_UART0_CLK_SHIFT 4 #define SPEAR1340_CLCD_CLK_MASK 2 #define SPEAR1340_CLCD_CLK_SHIFT 2 #define SPEAR1340_C3_CLK_MASK 1 #define SPEAR1340_C3_CLK_SHIFT 1 #define SPEAR1340_GMAC_CLK_CFG (misc_base + 0x248) #define SPEAR1340_GMAC_PHY_CLK_MASK 1 #define SPEAR1340_GMAC_PHY_CLK_SHIFT 2 #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK 2 #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT 0 #define SPEAR1340_I2S_CLK_CFG (misc_base + 0x24C) /* I2S_CLK_CFG register mask */ #define SPEAR1340_I2S_SCLK_X_MASK 0x1F #define SPEAR1340_I2S_SCLK_X_SHIFT 27 #define SPEAR1340_I2S_SCLK_Y_MASK 0x1F #define SPEAR1340_I2S_SCLK_Y_SHIFT 22 #define SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT 21 #define SPEAR1340_I2S_SCLK_SYNTH_ENB 20 #define SPEAR1340_I2S_PRS1_CLK_X_MASK 0xFF #define SPEAR1340_I2S_PRS1_CLK_X_SHIFT 12 #define SPEAR1340_I2S_PRS1_CLK_Y_MASK 0xFF #define SPEAR1340_I2S_PRS1_CLK_Y_SHIFT 4 #define SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT 3 #define SPEAR1340_I2S_REF_SEL_MASK 1 #define SPEAR1340_I2S_REF_SHIFT 2 #define SPEAR1340_I2S_SRC_CLK_MASK 2 #define SPEAR1340_I2S_SRC_CLK_SHIFT 0 #define SPEAR1340_C3_CLK_SYNT (misc_base + 0x250) #define SPEAR1340_UART0_CLK_SYNT (misc_base + 0x254) #define SPEAR1340_UART1_CLK_SYNT (misc_base + 0x258) #define SPEAR1340_GMAC_CLK_SYNT (misc_base + 0x25C) #define SPEAR1340_SDHCI_CLK_SYNT (misc_base + 0x260) #define SPEAR1340_CFXD_CLK_SYNT (misc_base + 0x264) #define SPEAR1340_ADC_CLK_SYNT (misc_base + 0x270) #define SPEAR1340_AMBA_CLK_SYNT (misc_base + 0x274) #define SPEAR1340_CLCD_CLK_SYNT (misc_base + 0x27C) #define SPEAR1340_SYS_CLK_SYNT (misc_base + 0x284) #define SPEAR1340_GEN_CLK_SYNT0 (misc_base + 0x28C) #define SPEAR1340_GEN_CLK_SYNT1 (misc_base + 0x294) #define SPEAR1340_GEN_CLK_SYNT2 (misc_base + 0x29C) #define SPEAR1340_GEN_CLK_SYNT3 (misc_base + 0x304) #define SPEAR1340_PERIP1_CLK_ENB (misc_base + 0x30C) #define SPEAR1340_RTC_CLK_ENB 31 #define SPEAR1340_ADC_CLK_ENB 30 #define SPEAR1340_C3_CLK_ENB 29 #define SPEAR1340_CLCD_CLK_ENB 27 #define SPEAR1340_DMA_CLK_ENB 25 #define SPEAR1340_GPIO1_CLK_ENB 24 #define SPEAR1340_GPIO0_CLK_ENB 23 #define SPEAR1340_GPT1_CLK_ENB 22 #define SPEAR1340_GPT0_CLK_ENB 21 #define SPEAR1340_I2S_PLAY_CLK_ENB 20 #define SPEAR1340_I2S_REC_CLK_ENB 19 #define SPEAR1340_I2C0_CLK_ENB 18 #define SPEAR1340_SSP_CLK_ENB 17 #define SPEAR1340_UART0_CLK_ENB 15 #define SPEAR1340_PCIE_SATA_CLK_ENB 12 #define SPEAR1340_UOC_CLK_ENB 11 #define SPEAR1340_UHC1_CLK_ENB 10 #define SPEAR1340_UHC0_CLK_ENB 9 #define SPEAR1340_GMAC_CLK_ENB 8 #define SPEAR1340_CFXD_CLK_ENB 7 #define SPEAR1340_SDHCI_CLK_ENB 6 #define SPEAR1340_SMI_CLK_ENB 5 #define SPEAR1340_FSMC_CLK_ENB 4 #define SPEAR1340_SYSRAM0_CLK_ENB 3 #define SPEAR1340_SYSRAM1_CLK_ENB 2 #define SPEAR1340_SYSROM_CLK_ENB 1 #define SPEAR1340_BUS_CLK_ENB 0 #define SPEAR1340_PERIP2_CLK_ENB (misc_base + 0x310) #define SPEAR1340_THSENS_CLK_ENB 8 #define SPEAR1340_I2S_REF_PAD_CLK_ENB 7 #define SPEAR1340_ACP_CLK_ENB 6 #define SPEAR1340_GPT3_CLK_ENB 5 #define SPEAR1340_GPT2_CLK_ENB 4 #define SPEAR1340_KBD_CLK_ENB 3 #define SPEAR1340_CPU_DBG_CLK_ENB 2 #define SPEAR1340_DDR_CORE_CLK_ENB 1 #define SPEAR1340_DDR_CTRL_CLK_ENB 0 #define SPEAR1340_PERIP3_CLK_ENB (misc_base + 0x314) #define SPEAR1340_PLGPIO_CLK_ENB 18 #define SPEAR1340_VIDEO_DEC_CLK_ENB 16 #define SPEAR1340_VIDEO_ENC_CLK_ENB 15 #define SPEAR1340_SPDIF_OUT_CLK_ENB 13 #define SPEAR1340_SPDIF_IN_CLK_ENB 12 #define SPEAR1340_VIDEO_IN_CLK_ENB 11 #define SPEAR1340_CAM0_CLK_ENB 10 #define SPEAR1340_CAM1_CLK_ENB 9 #define SPEAR1340_CAM2_CLK_ENB 8 #define SPEAR1340_CAM3_CLK_ENB 7 #define SPEAR1340_MALI_CLK_ENB 6 #define SPEAR1340_CEC0_CLK_ENB 5 #define SPEAR1340_CEC1_CLK_ENB 4 #define SPEAR1340_PWM_CLK_ENB 3 #define SPEAR1340_I2C1_CLK_ENB 2 #define SPEAR1340_UART1_CLK_ENB 1 static DEFINE_SPINLOCK(_lock); /* pll rate configuration table, in ascending order of rates */ static struct pll_rate_tbl pll_rtbl[] = { /* PCLK 24MHz */ {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */ {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */ {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */ {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */ {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */ {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */ {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */ {.mode = 0, .m = 0x96, .n = 0x06, .p = 0x0}, /* vco 1200, pll 1200 MHz */ }; /* vco-pll4 rate configuration table, in ascending order of rates */ static struct pll_rate_tbl pll4_rtbl[] = { {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */ {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */ {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */ {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */ }; /* * All below entries generate 166 MHz for * different values of vco1div2 */ static struct frac_rate_tbl amba_synth_rtbl[] = { {.div = 0x073A8}, /* for vco1div2 = 600 MHz */ {.div = 0x06062}, /* for vco1div2 = 500 MHz */ {.div = 0x04D1B}, /* for vco1div2 = 400 MHz */ {.div = 0x04000}, /* for vco1div2 = 332 MHz */ {.div = 0x03031}, /* for vco1div2 = 250 MHz */ {.div = 0x0268D}, /* for vco1div2 = 200 MHz */ }; /* * Synthesizer Clock derived from vcodiv2. This clock is one of the * possible clocks to feed cpu directly. * We can program this synthesizer to make cpu run on different clock * frequencies. * Following table provides configuration values to let cpu run on 200, * 250, 332, 400 or 500 MHz considering different possibilites of input * (vco1div2) clock. * * -------------------------------------------------------------------- * vco1div2(Mhz) fout(Mhz) cpuclk = fout/2 div * -------------------------------------------------------------------- * 400 200 100 0x04000 * 400 250 125 0x03333 * 400 332 166 0x0268D * 400 400 200 0x02000 * -------------------------------------------------------------------- * 500 200 100 0x05000 * 500 250 125 0x04000 * 500 332 166 0x03031 * 500 400 200 0x02800 * 500 500 250 0x02000 * -------------------------------------------------------------------- * 600 200 100 0x06000 * 600 250 125 0x04CCE * 600 332 166 0x039D5 * 600 400 200 0x03000 * 600 500 250 0x02666 * -------------------------------------------------------------------- * 664 200 100 0x06a38 * 664 250 125 0x054FD * 664 332 166 0x04000 * 664 400 200 0x0351E * 664 500 250 0x02A7E * -------------------------------------------------------------------- * 800 200 100 0x08000 * 800 250 125 0x06666 * 800 332 166 0x04D18 * 800 400 200 0x04000 * 800 500 250 0x03333 * -------------------------------------------------------------------- * sys rate configuration table is in descending order of divisor. */ static struct frac_rate_tbl sys_synth_rtbl[] = { {.div = 0x08000}, {.div = 0x06a38}, {.div = 0x06666}, {.div = 0x06000}, {.div = 0x054FD}, {.div = 0x05000}, {.div = 0x04D18}, {.div = 0x04CCE}, {.div = 0x04000}, {.div = 0x039D5}, {.div = 0x0351E}, {.div = 0x03333}, {.div = 0x03031}, {.div = 0x03000}, {.div = 0x02A7E}, {.div = 0x02800}, {.div = 0x0268D}, {.div = 0x02666}, {.div = 0x02000}, }; /* aux rate configuration table, in ascending order of rates */ static struct aux_rate_tbl aux_rtbl[] = { /* 12.29MHz for vic1div2=600MHz and 10.24MHz for VCO1div2=500MHz */ {.xscale = 5, .yscale = 122, .eq = 0}, /* 14.70MHz for vic1div2=600MHz and 12.29MHz for VCO1div2=500MHz */ {.xscale = 10, .yscale = 204, .eq = 0}, /* 48MHz for vic1div2=600MHz and 40 MHz for VCO1div2=500MHz */ {.xscale = 4, .yscale = 25, .eq = 0}, /* 57.14MHz for vic1div2=600MHz and 48 MHz for VCO1div2=500MHz */ {.xscale = 4, .yscale = 21, .eq = 0}, /* 83.33MHz for vic1div2=600MHz and 69.44MHz for VCO1div2=500MHz */ {.xscale = 5, .yscale = 18, .eq = 0}, /* 100MHz for vic1div2=600MHz and 83.33 MHz for VCO1div2=500MHz */ {.xscale = 2, .yscale = 6, .eq = 0}, /* 125MHz for vic1div2=600MHz and 104.1MHz for VCO1div2=500MHz */ {.xscale = 5, .yscale = 12, .eq = 0}, /* 150MHz for vic1div2=600MHz and 125MHz for VCO1div2=500MHz */ {.xscale = 2, .yscale = 4, .eq = 0}, /* 166MHz for vic1div2=600MHz and 138.88MHz for VCO1div2=500MHz */ {.xscale = 5, .yscale = 18, .eq = 1}, /* 200MHz for vic1div2=600MHz and 166MHz for VCO1div2=500MHz */ {.xscale = 1, .yscale = 3, .eq = 1}, /* 250MHz for vic1div2=600MHz and 208.33MHz for VCO1div2=500MHz */ {.xscale = 5, .yscale = 12, .eq = 1}, /* 300MHz for vic1div2=600MHz and 250MHz for VCO1div2=500MHz */ {.xscale = 1, .yscale = 2, .eq = 1}, }; /* gmac rate configuration table, in ascending order of rates */ static struct aux_rate_tbl gmac_rtbl[] = { /* For gmac phy input clk */ {.xscale = 2, .yscale = 6, .eq = 0}, /* divided by 6 */ {.xscale = 2, .yscale = 4, .eq = 0}, /* divided by 4 */ {.xscale = 1, .yscale = 3, .eq = 1}, /* divided by 3 */ {.xscale = 1, .yscale = 2, .eq = 1}, /* divided by 2 */ }; /* clcd rate configuration table, in ascending order of rates */ static struct frac_rate_tbl clcd_rtbl[] = { {.div = 0x18000}, /* 25 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x1638E}, /* 27 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x14000}, /* 25 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x1284B}, /* 27 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x0D8D3}, /* 58 Mhz , for vco1div4 = 393 MHz */ {.div = 0x0B72C}, /* 58 Mhz , for vco1div4 = 332 MHz */ {.div = 0x0A584}, /* 58 Mhz , for vco1div4 = 300 MHz */ {.div = 0x093B1}, /* 65 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x089EE}, /* 58 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x081BA}, /* 74 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x07BA0}, /* 65 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */ {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x058E3}, /* 108 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x040A5}, /* 148.5 Mhz , for vc01div4 = 300 MHz*/ {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x0360D}, /* 148 Mhz , for vc01div4 = 250 MHz*/ {.div = 0x035E0}, /* 148.5 MHz, for vc01div4 = 250 MHz*/ }; /* i2s prescaler1 masks */ static const struct aux_clk_masks i2s_prs1_masks = { .eq_sel_mask = AUX_EQ_SEL_MASK, .eq_sel_shift = SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT, .eq1_mask = AUX_EQ1_SEL, .eq2_mask = AUX_EQ2_SEL, .xscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_X_MASK, .xscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_X_SHIFT, .yscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_Y_MASK, .yscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_Y_SHIFT, }; /* i2s sclk (bit clock) syynthesizers masks */ static struct aux_clk_masks i2s_sclk_masks = { .eq_sel_mask = AUX_EQ_SEL_MASK, .eq_sel_shift = SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT, .eq1_mask = AUX_EQ1_SEL, .eq2_mask = AUX_EQ2_SEL, .xscale_sel_mask = SPEAR1340_I2S_SCLK_X_MASK, .xscale_sel_shift = SPEAR1340_I2S_SCLK_X_SHIFT, .yscale_sel_mask = SPEAR1340_I2S_SCLK_Y_MASK, .yscale_sel_shift = SPEAR1340_I2S_SCLK_Y_SHIFT, .enable_bit = SPEAR1340_I2S_SCLK_SYNTH_ENB, }; /* i2s prs1 aux rate configuration table, in ascending order of rates */ static struct aux_rate_tbl i2s_prs1_rtbl[] = { /* For parent clk = 49.152 MHz */ {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */ {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */ {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */ {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */ /* * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz */ {.xscale = 1, .yscale = 3, .eq = 0}, /* For parent clk = 49.152 MHz */ {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/ {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz, smp freq = 48Khz*/ }; /* i2s sclk aux rate configuration table, in ascending order of rates */ static struct aux_rate_tbl i2s_sclk_rtbl[] = { /* For sclk = ref_clk * x/2/y */ {.xscale = 1, .yscale = 4, .eq = 0}, {.xscale = 1, .yscale = 2, .eq = 0}, }; /* adc rate configuration table, in ascending order of rates */ /* possible adc range is 2.5 MHz to 20 MHz. */ static struct aux_rate_tbl adc_rtbl[] = { /* For ahb = 166.67 MHz */ {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */ {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */ {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */ {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */ }; /* General synth rate configuration table, in ascending order of rates */ static struct frac_rate_tbl gen_rtbl[] = { {.div = 0x1A92B}, /* 22.5792 MHz for vco1div4=300 MHz*/ {.div = 0x186A0}, /* 24.576 MHz for vco1div4=300 MHz*/ {.div = 0x18000}, /* 25 MHz for vco1div4=300 MHz*/ {.div = 0x1624E}, /* 22.5792 MHz for vco1div4=250 MHz*/ {.div = 0x14585}, /* 24.576 MHz for vco1div4=250 MHz*/ {.div = 0x14000}, /* 25 MHz for vco1div4=250 MHz*/ {.div = 0x0D495}, /* 45.1584 MHz for vco1div4=300 MHz*/ {.div = 0x0C000}, /* 50 MHz for vco1div4=300 MHz*/ {.div = 0x0B127}, /* 45.1584 MHz for vco1div4=250 MHz*/ {.div = 0x0A000}, /* 50 MHz for vco1div4=250 MHz*/ {.div = 0x07530}, /* 81.92 MHz for vco1div4=300 MHz*/ {.div = 0x061A8}, /* 81.92 MHz for vco1div4=250 MHz*/ {.div = 0x06000}, /* 100 MHz for vco1div4=300 MHz*/ {.div = 0x05000}, /* 100 MHz for vco1div4=250 MHz*/ {.div = 0x03000}, /* 200 MHz for vco1div4=300 MHz*/ {.div = 0x02DB6}, /* 210 MHz for vco1div4=300 MHz*/ {.div = 0x02BA2}, /* 220 MHz for vco1div4=300 MHz*/ {.div = 0x029BD}, /* 230 MHz for vco1div4=300 MHz*/ {.div = 0x02800}, /* 200 MHz for vco1div4=250 MHz*/ {.div = 0x02666}, /* 250 MHz for vco1div4=300 MHz*/ {.div = 0x02620}, /* 210 MHz for vco1div4=250 MHz*/ {.div = 0x02460}, /* 220 MHz for vco1div4=250 MHz*/ {.div = 0x022C0}, /* 230 MHz for vco1div4=250 MHz*/ {.div = 0x02160}, /* 240 MHz for vco1div4=250 MHz*/ {.div = 0x02000}, /* 250 MHz for vco1div4=250 MHz*/ }; /* clock parents */ static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", }; static const char *sys_parents[] = { "pll1_clk", "pll1_clk", "pll1_clk", "pll1_clk", "sys_syn_clk", "sys_syn_clk", "pll2_clk", "pll3_clk", }; static const char *ahb_parents[] = { "cpu_div3_clk", "amba_syn_clk", }; static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", }; static const char *uart0_parents[] = { "pll5_clk", "osc_24m_clk", "uart0_syn_gclk", }; static const char *uart1_parents[] = { "pll5_clk", "osc_24m_clk", "uart1_syn_gclk", }; static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", }; static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk", "osc_25m_clk", }; static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", }; static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", }; static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", }; static const char *i2s_src_parents[] = { "vco1div2_clk", "pll2_clk", "pll3_clk", "i2s_src_pad_clk", }; static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", }; static const char *spdif_out_parents[] = { "i2s_src_pad_clk", "gen_syn2_clk", }; static const char *spdif_in_parents[] = { "pll2_clk", "gen_syn3_clk", }; static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk", "pll3_clk", }; static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco2div2_clk", "pll2_clk", }; void __init spear1340_clk_init(void __iomem *misc_base) { struct clk *clk, *clk1; clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, 0, 32000); clk_register_clkdev(clk, "osc_32k_clk", NULL); clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, 0, 24000000); clk_register_clkdev(clk, "osc_24m_clk", NULL); clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, 0, 25000000); clk_register_clkdev(clk, "osc_25m_clk", NULL); clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, 0, 125000000); clk_register_clkdev(clk, "gmii_pad_clk", NULL); clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL, 0, 12288000); clk_register_clkdev(clk, "i2s_src_pad_clk", NULL); /* clock derived from 32 KHz osc clk */ clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_RTC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0580000.rtc"); /* clock derived from 24 or 25 MHz osc clk */ /* vco-pll */ clk = clk_register_mux(NULL, "vco1_mclk", vco_parents, ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG, SPEAR1340_PLL1_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "vco1_mclk", NULL); clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 0, SPEAR1340_PLL1_CTR, SPEAR1340_PLL1_FRQ, pll_rtbl, ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); clk_register_clkdev(clk, "vco1_clk", NULL); clk_register_clkdev(clk1, "pll1_clk", NULL); clk = clk_register_mux(NULL, "vco2_mclk", vco_parents, ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG, SPEAR1340_PLL2_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "vco2_mclk", NULL); clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 0, SPEAR1340_PLL2_CTR, SPEAR1340_PLL2_FRQ, pll_rtbl, ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); clk_register_clkdev(clk, "vco2_clk", NULL); clk_register_clkdev(clk1, "pll2_clk", NULL); clk = clk_register_mux(NULL, "vco3_mclk", vco_parents, ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG, SPEAR1340_PLL3_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "vco3_mclk", NULL); clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 0, SPEAR1340_PLL3_CTR, SPEAR1340_PLL3_FRQ, pll_rtbl, ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); clk_register_clkdev(clk, "vco3_clk", NULL); clk_register_clkdev(clk1, "pll3_clk", NULL); clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk", 0, SPEAR1340_PLL4_CTR, SPEAR1340_PLL4_FRQ, pll4_rtbl, ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL); clk_register_clkdev(clk, "vco4_clk", NULL); clk_register_clkdev(clk1, "pll4_clk", NULL); clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0, 48000000); clk_register_clkdev(clk, "pll5_clk", NULL); clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0, 25000000); clk_register_clkdev(clk, "pll6_clk", NULL); /* vco div n clocks */ clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1, 2); clk_register_clkdev(clk, "vco1div2_clk", NULL); clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1, 4); clk_register_clkdev(clk, "vco1div4_clk", NULL); clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1, 2); clk_register_clkdev(clk, "vco2div2_clk", NULL); clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1, 2); clk_register_clkdev(clk, "vco3div2_clk", NULL); /* peripherals */ clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1, 128); clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_THSENS_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e07008c4.thermal"); /* clock derived from pll4 clk */ clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1, 1); clk_register_clkdev(clk, "ddr_clk", NULL); /* clock derived from pll1 clk */ clk = clk_register_frac("sys_syn_clk", "vco1div2_clk", 0, SPEAR1340_SYS_CLK_SYNT, sys_synth_rtbl, ARRAY_SIZE(sys_synth_rtbl), &_lock); clk_register_clkdev(clk, "sys_syn_clk", NULL); clk = clk_register_frac("amba_syn_clk", "vco1div2_clk", 0, SPEAR1340_AMBA_CLK_SYNT, amba_synth_rtbl, ARRAY_SIZE(amba_synth_rtbl), &_lock); clk_register_clkdev(clk, "amba_syn_clk", NULL); clk = clk_register_mux(NULL, "sys_mclk", sys_parents, ARRAY_SIZE(sys_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_SYS_CLK_CTRL, SPEAR1340_SCLK_SRC_SEL_SHIFT, SPEAR1340_SCLK_SRC_SEL_MASK, 0, &_lock); clk_register_clkdev(clk, "sys_mclk", NULL); clk = clk_register_fixed_factor(NULL, "cpu_clk", "sys_mclk", 0, 1, 2); clk_register_clkdev(clk, "cpu_clk", NULL); clk = clk_register_fixed_factor(NULL, "cpu_div3_clk", "cpu_clk", 0, 1, 3); clk_register_clkdev(clk, "cpu_div3_clk", NULL); clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1, 2); clk_register_clkdev(clk, NULL, "ec800620.wdt"); clk = clk_register_fixed_factor(NULL, "smp_twd_clk", "cpu_clk", 0, 1, 2); clk_register_clkdev(clk, NULL, "smp_twd"); clk = clk_register_mux(NULL, "ahb_clk", ahb_parents, ARRAY_SIZE(ahb_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_SYS_CLK_CTRL, SPEAR1340_HCLK_SRC_SEL_SHIFT, SPEAR1340_HCLK_SRC_SEL_MASK, 0, &_lock); clk_register_clkdev(clk, "ahb_clk", NULL); clk = clk_register_fixed_factor(NULL, "apb_clk", "ahb_clk", 0, 1, 2); clk_register_clkdev(clk, "apb_clk", NULL); /* gpt clocks */ clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents, ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT0_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gpt0_mclk", NULL); clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "gpt0"); clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents, ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT1_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gpt1_mclk", NULL); clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "gpt1"); clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents, ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT2_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gpt2_mclk", NULL); clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT2_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "gpt2"); clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents, ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT3_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gpt3_mclk", NULL); clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT3_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "gpt3"); /* others */ clk = clk_register_aux("uart0_syn_clk", "uart0_syn_gclk", "vco1div2_clk", 0, SPEAR1340_UART0_CLK_SYNT, NULL, aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "uart0_syn_clk", NULL); clk_register_clkdev(clk1, "uart0_syn_gclk", NULL); clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents, ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART0_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "uart0_mclk", NULL); clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UART0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0000000.serial"); clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk", "vco1div2_clk", 0, SPEAR1340_UART1_CLK_SYNT, NULL, aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "uart1_syn_clk", NULL); clk_register_clkdev(clk1, "uart1_syn_gclk", NULL); clk = clk_register_mux(NULL, "uart1_mclk", uart1_parents, ARRAY_SIZE(uart1_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART1_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "uart1_mclk", NULL); clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_UART1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b4100000.serial"); clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk", "vco1div2_clk", 0, SPEAR1340_SDHCI_CLK_SYNT, NULL, aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "sdhci_syn_clk", NULL); clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL); clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SDHCI_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b3000000.sdhci"); clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk", 0, SPEAR1340_CFXD_CLK_SYNT, NULL, aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "cfxd_syn_clk", NULL); clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL); clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CFXD_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b2800000.cf"); clk_register_clkdev(clk, NULL, "arasan_xd"); clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 0, SPEAR1340_C3_CLK_SYNT, NULL, aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "c3_syn_clk", NULL); clk_register_clkdev(clk1, "c3_syn_gclk", NULL); clk = clk_register_mux(NULL, "c3_mclk", c3_parents, ARRAY_SIZE(c3_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_C3_CLK_SHIFT, SPEAR1340_C3_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "c3_mclk", NULL); clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e1800000.c3"); /* gmac */ clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents, ARRAY_SIZE(gmac_phy_input_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_GMAC_CLK_CFG, SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT, SPEAR1340_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "phy_input_mclk", NULL); clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk", 0, SPEAR1340_GMAC_CLK_SYNT, NULL, gmac_rtbl, ARRAY_SIZE(gmac_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "phy_syn_clk", NULL); clk_register_clkdev(clk1, "phy_syn_gclk", NULL); clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents, ARRAY_SIZE(gmac_phy_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GMAC_PHY_CLK_SHIFT, SPEAR1340_GMAC_PHY_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "stmmacphy.0", NULL); /* clcd */ clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents, ARRAY_SIZE(clcd_synth_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_CLCD_CLK_SYNT, SPEAR1340_CLCD_SYNT_CLK_SHIFT, SPEAR1340_CLCD_SYNT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "clcd_syn_mclk", NULL); clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0, SPEAR1340_CLCD_CLK_SYNT, clcd_rtbl, ARRAY_SIZE(clcd_rtbl), &_lock); clk_register_clkdev(clk, "clcd_syn_clk", NULL); clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents, ARRAY_SIZE(clcd_pixel_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT, SPEAR1340_CLCD_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "clcd_pixel_mclk", NULL); clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CLCD_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e1000000.clcd"); /* i2s */ clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents, ARRAY_SIZE(i2s_src_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_SRC_CLK_SHIFT, SPEAR1340_I2S_SRC_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "i2s_src_mclk", NULL); clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk", CLK_SET_RATE_PARENT, SPEAR1340_I2S_CLK_CFG, &i2s_prs1_masks, i2s_prs1_rtbl, ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL); clk_register_clkdev(clk, "i2s_prs1_clk", NULL); clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents, ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_REF_SHIFT, SPEAR1340_I2S_REF_SEL_MASK, 0, &_lock); clk_register_clkdev(clk, "i2s_ref_mclk", NULL); clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_I2S_REF_PAD_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL); clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", "i2s_ref_mclk", 0, SPEAR1340_I2S_CLK_CFG, &i2s_sclk_masks, i2s_sclk_rtbl, ARRAY_SIZE(i2s_sclk_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "i2s_sclk_clk", NULL); clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL); /* clock derived from ahb clk */ clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2C0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0280000.i2c"); clk = clk_register_gate(NULL, "i2c1_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_I2C1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b4000000.i2c"); clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_DMA_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "ea800000.dma"); clk_register_clkdev(clk, NULL, "eb000000.dma"); clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GMAC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e2000000.eth"); clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_FSMC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b0000000.flash"); clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SMI_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "ea000000.flash"); clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e4000000.ohci"); clk_register_clkdev(clk, NULL, "e4800000.ehci"); clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e5000000.ohci"); clk_register_clkdev(clk, NULL, "e5800000.ehci"); clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UOC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e3800000.otg"); clk = clk_register_gate(NULL, "pcie_sata_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_PCIE_SATA_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b1000000.pcie"); clk_register_clkdev(clk, NULL, "b1000000.ahci"); clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, "sysram0_clk", NULL); clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, "sysram1_clk", NULL); clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk", 0, SPEAR1340_ADC_CLK_SYNT, NULL, adc_rtbl, ARRAY_SIZE(adc_rtbl), &_lock, &clk1); clk_register_clkdev(clk, "adc_syn_clk", NULL); clk_register_clkdev(clk1, "adc_syn_gclk", NULL); clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_ADC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0080000.adc"); /* clock derived from apb clk */ clk = clk_register_gate(NULL, "ssp_clk", "apb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SSP_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0100000.spi"); clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0600000.gpio"); clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0680000.gpio"); clk = clk_register_gate(NULL, "i2s_play_clk", "apb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_PLAY_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b2400000.i2s-play"); clk = clk_register_gate(NULL, "i2s_rec_clk", "apb_clk", 0, SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_REC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "b2000000.i2s-rec"); clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_KBD_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0300000.kbd"); /* RAS clks */ clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents, ARRAY_SIZE(gen_synth0_1_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG, SPEAR1340_GEN_SYNT0_1_CLK_SHIFT, SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gen_syn0_1_mclk", NULL); clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents, ARRAY_SIZE(gen_synth2_3_parents), CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG, SPEAR1340_GEN_SYNT2_3_CLK_SHIFT, SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "gen_syn2_3_mclk", NULL); clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_mclk", 0, SPEAR1340_GEN_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl), &_lock); clk_register_clkdev(clk, "gen_syn0_clk", NULL); clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_mclk", 0, SPEAR1340_GEN_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl), &_lock); clk_register_clkdev(clk, "gen_syn1_clk", NULL); clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_mclk", 0, SPEAR1340_GEN_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl), &_lock); clk_register_clkdev(clk, "gen_syn2_clk", NULL); clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_mclk", 0, SPEAR1340_GEN_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl), &_lock); clk_register_clkdev(clk, "gen_syn3_clk", NULL); clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_MALI_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "mali"); clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "spear_cec.0"); clk = clk_register_gate(NULL, "cec1_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "spear_cec.1"); clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents, ARRAY_SIZE(spdif_out_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_OUT_CLK_SHIFT, SPEAR1340_SPDIF_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "spdif_out_mclk", NULL); clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_OUT_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0000000.spdif-out"); clk = clk_register_mux(NULL, "spdif_in_mclk", spdif_in_parents, ARRAY_SIZE(spdif_in_parents), CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT, SPEAR1340_SPDIF_CLK_MASK, 0, &_lock); clk_register_clkdev(clk, "spdif_in_mclk", NULL); clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk", CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_IN_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0100000.spdif-in"); clk = clk_register_gate(NULL, "acp_clk", "ahb_clk", 0, SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_ACP_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "acp_clk"); clk = clk_register_gate(NULL, "plgpio_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PLGPIO_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e2800000.gpio"); clk = clk_register_gate(NULL, "video_dec_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_DEC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "video_dec"); clk = clk_register_gate(NULL, "video_enc_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_ENC_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "video_enc"); clk = clk_register_gate(NULL, "video_in_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_IN_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "spear_vip"); clk = clk_register_gate(NULL, "cam0_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM0_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0200000.cam0"); clk = clk_register_gate(NULL, "cam1_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM1_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0300000.cam1"); clk = clk_register_gate(NULL, "cam2_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM2_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0400000.cam2"); clk = clk_register_gate(NULL, "cam3_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM3_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "d0500000.cam3"); clk = clk_register_gate(NULL, "pwm_clk", "ahb_clk", 0, SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PWM_CLK_ENB, 0, &_lock); clk_register_clkdev(clk, NULL, "e0180000.pwm"); } |