1 /* 2 * TI DA850/OMAP-L138 chip specific setup 3 * 4 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * Derived from: arch/arm/mach-davinci/da830.c 7 * Original Copyrights follow: 8 * 9 * 2009 (c) MontaVista Software, Inc. This file is licensed under 10 * the terms of the GNU General Public License version 2. This program 11 * is licensed "as is" without any warranty of any kind, whether express 12 * or implied. 13 */ 14 #include <linux/clkdev.h> 15 #include <linux/gpio.h> 16 #include <linux/init.h> 17 #include <linux/clk.h> 18 #include <linux/platform_device.h> 19 #include <linux/cpufreq.h> 20 #include <linux/regulator/consumer.h> 21 #include <linux/platform_data/gpio-davinci.h> 22 23 #include <asm/mach/map.h> 24 25 #include "psc.h" 26 #include <mach/irqs.h> 27 #include <mach/cputype.h> 28 #include <mach/common.h> 29 #include <mach/time.h> 30 #include <mach/da8xx.h> 31 #include <mach/cpufreq.h> 32 #include <mach/pm.h> 33 34 #include "clock.h" 35 #include "mux.h" 36 37 #define DA850_PLL1_BASE 0x01e1a000 38 #define DA850_TIMER64P2_BASE 0x01f0c000 39 #define DA850_TIMER64P3_BASE 0x01f0d000 40 41 #define DA850_REF_FREQ 24000000 42 43 #define CFGCHIP3_ASYNC3_CLKSRC BIT(4) 44 #define CFGCHIP3_PLL1_MASTER_LOCK BIT(5) 45 #define CFGCHIP0_PLL_MASTER_LOCK BIT(4) 46 47 static int da850_set_armrate(struct clk *clk, unsigned long rate); 48 static int da850_round_armrate(struct clk *clk, unsigned long rate); 49 static int da850_set_pll0rate(struct clk *clk, unsigned long armrate); 50 51 static struct pll_data pll0_data = { 52 .num = 1, 53 .phys_base = DA8XX_PLL0_BASE, 54 .flags = PLL_HAS_PREDIV | PLL_HAS_POSTDIV, 55 }; 56 57 static struct clk ref_clk = { 58 .name = "ref_clk", 59 .rate = DA850_REF_FREQ, 60 .set_rate = davinci_simple_set_rate, 61 }; 62 63 static struct clk pll0_clk = { 64 .name = "pll0", 65 .parent = &ref_clk, 66 .pll_data = &pll0_data, 67 .flags = CLK_PLL, 68 .set_rate = da850_set_pll0rate, 69 }; 70 71 static struct clk pll0_aux_clk = { 72 .name = "pll0_aux_clk", 73 .parent = &pll0_clk, 74 .flags = CLK_PLL | PRE_PLL, 75 }; 76 77 static struct clk pll0_sysclk1 = { 78 .name = "pll0_sysclk1", 79 .parent = &pll0_clk, 80 .flags = CLK_PLL, 81 .div_reg = PLLDIV1, 82 }; 83 84 static struct clk pll0_sysclk2 = { 85 .name = "pll0_sysclk2", 86 .parent = &pll0_clk, 87 .flags = CLK_PLL, 88 .div_reg = PLLDIV2, 89 }; 90 91 static struct clk pll0_sysclk3 = { 92 .name = "pll0_sysclk3", 93 .parent = &pll0_clk, 94 .flags = CLK_PLL, 95 .div_reg = PLLDIV3, 96 .set_rate = davinci_set_sysclk_rate, 97 .maxrate = 100000000, 98 }; 99 100 static struct clk pll0_sysclk4 = { 101 .name = "pll0_sysclk4", 102 .parent = &pll0_clk, 103 .flags = CLK_PLL, 104 .div_reg = PLLDIV4, 105 }; 106 107 static struct clk pll0_sysclk5 = { 108 .name = "pll0_sysclk5", 109 .parent = &pll0_clk, 110 .flags = CLK_PLL, 111 .div_reg = PLLDIV5, 112 }; 113 114 static struct clk pll0_sysclk6 = { 115 .name = "pll0_sysclk6", 116 .parent = &pll0_clk, 117 .flags = CLK_PLL, 118 .div_reg = PLLDIV6, 119 }; 120 121 static struct clk pll0_sysclk7 = { 122 .name = "pll0_sysclk7", 123 .parent = &pll0_clk, 124 .flags = CLK_PLL, 125 .div_reg = PLLDIV7, 126 }; 127 128 static struct pll_data pll1_data = { 129 .num = 2, 130 .phys_base = DA850_PLL1_BASE, 131 .flags = PLL_HAS_POSTDIV, 132 }; 133 134 static struct clk pll1_clk = { 135 .name = "pll1", 136 .parent = &ref_clk, 137 .pll_data = &pll1_data, 138 .flags = CLK_PLL, 139 }; 140 141 static struct clk pll1_aux_clk = { 142 .name = "pll1_aux_clk", 143 .parent = &pll1_clk, 144 .flags = CLK_PLL | PRE_PLL, 145 }; 146 147 static struct clk pll1_sysclk2 = { 148 .name = "pll1_sysclk2", 149 .parent = &pll1_clk, 150 .flags = CLK_PLL, 151 .div_reg = PLLDIV2, 152 }; 153 154 static struct clk pll1_sysclk3 = { 155 .name = "pll1_sysclk3", 156 .parent = &pll1_clk, 157 .flags = CLK_PLL, 158 .div_reg = PLLDIV3, 159 }; 160 161 static int da850_async3_set_parent(struct clk *clk, struct clk *parent) 162 { 163 u32 val; 164 165 val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG)); 166 167 if (parent == &pll0_sysclk2) { 168 val &= ~CFGCHIP3_ASYNC3_CLKSRC; 169 } else if (parent == &pll1_sysclk2) { 170 val |= CFGCHIP3_ASYNC3_CLKSRC; 171 } else { 172 pr_err("Bad parent on async3 clock mux\n"); 173 return -EINVAL; 174 } 175 176 writel(val, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG)); 177 178 return 0; 179 } 180 181 static struct clk async3_clk = { 182 .name = "async3", 183 .parent = &pll1_sysclk2, 184 .set_parent = da850_async3_set_parent, 185 }; 186 187 static struct clk i2c0_clk = { 188 .name = "i2c0", 189 .parent = &pll0_aux_clk, 190 }; 191 192 static struct clk timerp64_0_clk = { 193 .name = "timer0", 194 .parent = &pll0_aux_clk, 195 }; 196 197 static struct clk timerp64_1_clk = { 198 .name = "timer1", 199 .parent = &pll0_aux_clk, 200 }; 201 202 static struct clk arm_rom_clk = { 203 .name = "arm_rom", 204 .parent = &pll0_sysclk2, 205 .lpsc = DA8XX_LPSC0_ARM_RAM_ROM, 206 .flags = ALWAYS_ENABLED, 207 }; 208 209 static struct clk tpcc0_clk = { 210 .name = "tpcc0", 211 .parent = &pll0_sysclk2, 212 .lpsc = DA8XX_LPSC0_TPCC, 213 .flags = ALWAYS_ENABLED | CLK_PSC, 214 }; 215 216 static struct clk tptc0_clk = { 217 .name = "tptc0", 218 .parent = &pll0_sysclk2, 219 .lpsc = DA8XX_LPSC0_TPTC0, 220 .flags = ALWAYS_ENABLED, 221 }; 222 223 static struct clk tptc1_clk = { 224 .name = "tptc1", 225 .parent = &pll0_sysclk2, 226 .lpsc = DA8XX_LPSC0_TPTC1, 227 .flags = ALWAYS_ENABLED, 228 }; 229 230 static struct clk tpcc1_clk = { 231 .name = "tpcc1", 232 .parent = &pll0_sysclk2, 233 .lpsc = DA850_LPSC1_TPCC1, 234 .gpsc = 1, 235 .flags = CLK_PSC | ALWAYS_ENABLED, 236 }; 237 238 static struct clk tptc2_clk = { 239 .name = "tptc2", 240 .parent = &pll0_sysclk2, 241 .lpsc = DA850_LPSC1_TPTC2, 242 .gpsc = 1, 243 .flags = ALWAYS_ENABLED, 244 }; 245 246 static struct clk pruss_clk = { 247 .name = "pruss", 248 .parent = &pll0_sysclk2, 249 .lpsc = DA8XX_LPSC0_PRUSS, 250 }; 251 252 static struct clk uart0_clk = { 253 .name = "uart0", 254 .parent = &pll0_sysclk2, 255 .lpsc = DA8XX_LPSC0_UART0, 256 }; 257 258 static struct clk uart1_clk = { 259 .name = "uart1", 260 .parent = &async3_clk, 261 .lpsc = DA8XX_LPSC1_UART1, 262 .gpsc = 1, 263 }; 264 265 static struct clk uart2_clk = { 266 .name = "uart2", 267 .parent = &async3_clk, 268 .lpsc = DA8XX_LPSC1_UART2, 269 .gpsc = 1, 270 }; 271 272 static struct clk aintc_clk = { 273 .name = "aintc", 274 .parent = &pll0_sysclk4, 275 .lpsc = DA8XX_LPSC0_AINTC, 276 .flags = ALWAYS_ENABLED, 277 }; 278 279 static struct clk gpio_clk = { 280 .name = "gpio", 281 .parent = &pll0_sysclk4, 282 .lpsc = DA8XX_LPSC1_GPIO, 283 .gpsc = 1, 284 }; 285 286 static struct clk i2c1_clk = { 287 .name = "i2c1", 288 .parent = &pll0_sysclk4, 289 .lpsc = DA8XX_LPSC1_I2C, 290 .gpsc = 1, 291 }; 292 293 static struct clk emif3_clk = { 294 .name = "emif3", 295 .parent = &pll0_sysclk5, 296 .lpsc = DA8XX_LPSC1_EMIF3C, 297 .gpsc = 1, 298 .flags = ALWAYS_ENABLED, 299 }; 300 301 static struct clk arm_clk = { 302 .name = "arm", 303 .parent = &pll0_sysclk6, 304 .lpsc = DA8XX_LPSC0_ARM, 305 .flags = ALWAYS_ENABLED, 306 .set_rate = da850_set_armrate, 307 .round_rate = da850_round_armrate, 308 }; 309 310 static struct clk rmii_clk = { 311 .name = "rmii", 312 .parent = &pll0_sysclk7, 313 }; 314 315 static struct clk emac_clk = { 316 .name = "emac", 317 .parent = &pll0_sysclk4, 318 .lpsc = DA8XX_LPSC1_CPGMAC, 319 .gpsc = 1, 320 }; 321 322 /* 323 * In order to avoid adding the emac_clk to the clock lookup table twice (and 324 * screwing up the linked list in the process) create a separate clock for 325 * mdio inheriting the rate from emac_clk. 326 */ 327 static struct clk mdio_clk = { 328 .name = "mdio", 329 .parent = &emac_clk, 330 }; 331 332 static struct clk mcasp_clk = { 333 .name = "mcasp", 334 .parent = &async3_clk, 335 .lpsc = DA8XX_LPSC1_McASP0, 336 .gpsc = 1, 337 }; 338 339 static struct clk mcbsp0_clk = { 340 .name = "mcbsp0", 341 .parent = &async3_clk, 342 .lpsc = DA850_LPSC1_McBSP0, 343 .gpsc = 1, 344 }; 345 346 static struct clk mcbsp1_clk = { 347 .name = "mcbsp1", 348 .parent = &async3_clk, 349 .lpsc = DA850_LPSC1_McBSP1, 350 .gpsc = 1, 351 }; 352 353 static struct clk lcdc_clk = { 354 .name = "lcdc", 355 .parent = &pll0_sysclk2, 356 .lpsc = DA8XX_LPSC1_LCDC, 357 .gpsc = 1, 358 }; 359 360 static struct clk mmcsd0_clk = { 361 .name = "mmcsd0", 362 .parent = &pll0_sysclk2, 363 .lpsc = DA8XX_LPSC0_MMC_SD, 364 }; 365 366 static struct clk mmcsd1_clk = { 367 .name = "mmcsd1", 368 .parent = &pll0_sysclk2, 369 .lpsc = DA850_LPSC1_MMC_SD1, 370 .gpsc = 1, 371 }; 372 373 static struct clk aemif_clk = { 374 .name = "aemif", 375 .parent = &pll0_sysclk3, 376 .lpsc = DA8XX_LPSC0_EMIF25, 377 .flags = ALWAYS_ENABLED, 378 }; 379 380 /* 381 * In order to avoid adding the aemif_clk to the clock lookup table twice (and 382 * screwing up the linked list in the process) create a separate clock for 383 * nand inheriting the rate from aemif_clk. 384 */ 385 static struct clk aemif_nand_clk = { 386 .name = "nand", 387 .parent = &aemif_clk, 388 }; 389 390 static struct clk usb11_clk = { 391 .name = "usb11", 392 .parent = &pll0_sysclk4, 393 .lpsc = DA8XX_LPSC1_USB11, 394 .gpsc = 1, 395 }; 396 397 static struct clk usb20_clk = { 398 .name = "usb20", 399 .parent = &pll0_sysclk2, 400 .lpsc = DA8XX_LPSC1_USB20, 401 .gpsc = 1, 402 }; 403 404 static struct clk spi0_clk = { 405 .name = "spi0", 406 .parent = &pll0_sysclk2, 407 .lpsc = DA8XX_LPSC0_SPI0, 408 }; 409 410 static struct clk spi1_clk = { 411 .name = "spi1", 412 .parent = &async3_clk, 413 .lpsc = DA8XX_LPSC1_SPI1, 414 .gpsc = 1, 415 }; 416 417 static struct clk vpif_clk = { 418 .name = "vpif", 419 .parent = &pll0_sysclk2, 420 .lpsc = DA850_LPSC1_VPIF, 421 .gpsc = 1, 422 }; 423 424 static struct clk sata_clk = { 425 .name = "sata", 426 .parent = &pll0_sysclk2, 427 .lpsc = DA850_LPSC1_SATA, 428 .gpsc = 1, 429 .flags = PSC_FORCE, 430 }; 431 432 static struct clk dsp_clk = { 433 .name = "dsp", 434 .parent = &pll0_sysclk1, 435 .domain = DAVINCI_GPSC_DSPDOMAIN, 436 .lpsc = DA8XX_LPSC0_GEM, 437 .flags = PSC_LRST | PSC_FORCE, 438 }; 439 440 static struct clk ehrpwm_clk = { 441 .name = "ehrpwm", 442 .parent = &async3_clk, 443 .lpsc = DA8XX_LPSC1_PWM, 444 .gpsc = 1, 445 }; 446 447 static struct clk ehrpwm0_clk = { 448 .name = "ehrpwm0", 449 .parent = &ehrpwm_clk, 450 }; 451 452 static struct clk ehrpwm1_clk = { 453 .name = "ehrpwm1", 454 .parent = &ehrpwm_clk, 455 }; 456 457 #define DA8XX_EHRPWM_TBCLKSYNC BIT(12) 458 459 static void ehrpwm_tblck_enable(struct clk *clk) 460 { 461 u32 val; 462 463 val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG)); 464 val |= DA8XX_EHRPWM_TBCLKSYNC; 465 writel(val, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG)); 466 } 467 468 static void ehrpwm_tblck_disable(struct clk *clk) 469 { 470 u32 val; 471 472 val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG)); 473 val &= ~DA8XX_EHRPWM_TBCLKSYNC; 474 writel(val, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG)); 475 } 476 477 static struct clk ehrpwm_tbclk = { 478 .name = "ehrpwm_tbclk", 479 .parent = &ehrpwm_clk, 480 .clk_enable = ehrpwm_tblck_enable, 481 .clk_disable = ehrpwm_tblck_disable, 482 }; 483 484 static struct clk ehrpwm0_tbclk = { 485 .name = "ehrpwm0_tbclk", 486 .parent = &ehrpwm_tbclk, 487 }; 488 489 static struct clk ehrpwm1_tbclk = { 490 .name = "ehrpwm1_tbclk", 491 .parent = &ehrpwm_tbclk, 492 }; 493 494 static struct clk ecap_clk = { 495 .name = "ecap", 496 .parent = &async3_clk, 497 .lpsc = DA8XX_LPSC1_ECAP, 498 .gpsc = 1, 499 }; 500 501 static struct clk ecap0_clk = { 502 .name = "ecap0_clk", 503 .parent = &ecap_clk, 504 }; 505 506 static struct clk ecap1_clk = { 507 .name = "ecap1_clk", 508 .parent = &ecap_clk, 509 }; 510 511 static struct clk ecap2_clk = { 512 .name = "ecap2_clk", 513 .parent = &ecap_clk, 514 }; 515 516 static struct clk_lookup da850_clks[] = { 517 CLK(NULL, "ref", &ref_clk), 518 CLK(NULL, "pll0", &pll0_clk), 519 CLK(NULL, "pll0_aux", &pll0_aux_clk), 520 CLK(NULL, "pll0_sysclk1", &pll0_sysclk1), 521 CLK(NULL, "pll0_sysclk2", &pll0_sysclk2), 522 CLK(NULL, "pll0_sysclk3", &pll0_sysclk3), 523 CLK(NULL, "pll0_sysclk4", &pll0_sysclk4), 524 CLK(NULL, "pll0_sysclk5", &pll0_sysclk5), 525 CLK(NULL, "pll0_sysclk6", &pll0_sysclk6), 526 CLK(NULL, "pll0_sysclk7", &pll0_sysclk7), 527 CLK(NULL, "pll1", &pll1_clk), 528 CLK(NULL, "pll1_aux", &pll1_aux_clk), 529 CLK(NULL, "pll1_sysclk2", &pll1_sysclk2), 530 CLK(NULL, "pll1_sysclk3", &pll1_sysclk3), 531 CLK(NULL, "async3", &async3_clk), 532 CLK("i2c_davinci.1", NULL, &i2c0_clk), 533 CLK(NULL, "timer0", &timerp64_0_clk), 534 CLK("davinci-wdt", NULL, &timerp64_1_clk), 535 CLK(NULL, "arm_rom", &arm_rom_clk), 536 CLK(NULL, "tpcc0", &tpcc0_clk), 537 CLK(NULL, "tptc0", &tptc0_clk), 538 CLK(NULL, "tptc1", &tptc1_clk), 539 CLK(NULL, "tpcc1", &tpcc1_clk), 540 CLK(NULL, "tptc2", &tptc2_clk), 541 CLK("pruss_uio", "pruss", &pruss_clk), 542 CLK("serial8250.0", NULL, &uart0_clk), 543 CLK("serial8250.1", NULL, &uart1_clk), 544 CLK("serial8250.2", NULL, &uart2_clk), 545 CLK(NULL, "aintc", &aintc_clk), 546 CLK(NULL, "gpio", &gpio_clk), 547 CLK("i2c_davinci.2", NULL, &i2c1_clk), 548 CLK(NULL, "emif3", &emif3_clk), 549 CLK(NULL, "arm", &arm_clk), 550 CLK(NULL, "rmii", &rmii_clk), 551 CLK("davinci_emac.1", NULL, &emac_clk), 552 CLK("davinci_mdio.0", "fck", &mdio_clk), 553 CLK("davinci-mcasp.0", NULL, &mcasp_clk), 554 CLK("davinci-mcbsp.0", NULL, &mcbsp0_clk), 555 CLK("davinci-mcbsp.1", NULL, &mcbsp1_clk), 556 CLK("da8xx_lcdc.0", "fck", &lcdc_clk), 557 CLK("da830-mmc.0", NULL, &mmcsd0_clk), 558 CLK("da830-mmc.1", NULL, &mmcsd1_clk), 559 CLK("ti-aemif", NULL, &aemif_clk), 560 CLK("davinci-nand.0", "aemif", &aemif_nand_clk), 561 CLK("ohci-da8xx", "usb11", &usb11_clk), 562 CLK("musb-da8xx", "usb20", &usb20_clk), 563 CLK("spi_davinci.0", NULL, &spi0_clk), 564 CLK("spi_davinci.1", NULL, &spi1_clk), 565 CLK("vpif", NULL, &vpif_clk), 566 CLK("ahci_da850", "fck", &sata_clk), 567 CLK("davinci-rproc.0", NULL, &dsp_clk), 568 CLK(NULL, NULL, &ehrpwm_clk), 569 CLK("ehrpwm.0", "fck", &ehrpwm0_clk), 570 CLK("ehrpwm.1", "fck", &ehrpwm1_clk), 571 CLK(NULL, NULL, &ehrpwm_tbclk), 572 CLK("ehrpwm.0", "tbclk", &ehrpwm0_tbclk), 573 CLK("ehrpwm.1", "tbclk", &ehrpwm1_tbclk), 574 CLK(NULL, NULL, &ecap_clk), 575 CLK("ecap.0", "fck", &ecap0_clk), 576 CLK("ecap.1", "fck", &ecap1_clk), 577 CLK("ecap.2", "fck", &ecap2_clk), 578 CLK(NULL, NULL, NULL), 579 }; 580 581 /* 582 * Device specific mux setup 583 * 584 * soc description mux mode mode mux dbg 585 * reg offset mask mode 586 */ 587 static const struct mux_config da850_pins[] = { 588 #ifdef CONFIG_DAVINCI_MUX 589 /* UART0 function */ 590 MUX_CFG(DA850, NUART0_CTS, 3, 24, 15, 2, false) 591 MUX_CFG(DA850, NUART0_RTS, 3, 28, 15, 2, false) 592 MUX_CFG(DA850, UART0_RXD, 3, 16, 15, 2, false) 593 MUX_CFG(DA850, UART0_TXD, 3, 20, 15, 2, false) 594 /* UART1 function */ 595 MUX_CFG(DA850, UART1_RXD, 4, 24, 15, 2, false) 596 MUX_CFG(DA850, UART1_TXD, 4, 28, 15, 2, false) 597 /* UART2 function */ 598 MUX_CFG(DA850, UART2_RXD, 4, 16, 15, 2, false) 599 MUX_CFG(DA850, UART2_TXD, 4, 20, 15, 2, false) 600 /* I2C1 function */ 601 MUX_CFG(DA850, I2C1_SCL, 4, 16, 15, 4, false) 602 MUX_CFG(DA850, I2C1_SDA, 4, 20, 15, 4, false) 603 /* I2C0 function */ 604 MUX_CFG(DA850, I2C0_SDA, 4, 12, 15, 2, false) 605 MUX_CFG(DA850, I2C0_SCL, 4, 8, 15, 2, false) 606 /* EMAC function */ 607 MUX_CFG(DA850, MII_TXEN, 2, 4, 15, 8, false) 608 MUX_CFG(DA850, MII_TXCLK, 2, 8, 15, 8, false) 609 MUX_CFG(DA850, MII_COL, 2, 12, 15, 8, false) 610 MUX_CFG(DA850, MII_TXD_3, 2, 16, 15, 8, false) 611 MUX_CFG(DA850, MII_TXD_2, 2, 20, 15, 8, false) 612 MUX_CFG(DA850, MII_TXD_1, 2, 24, 15, 8, false) 613 MUX_CFG(DA850, MII_TXD_0, 2, 28, 15, 8, false) 614 MUX_CFG(DA850, MII_RXCLK, 3, 0, 15, 8, false) 615 MUX_CFG(DA850, MII_RXDV, 3, 4, 15, 8, false) 616 MUX_CFG(DA850, MII_RXER, 3, 8, 15, 8, false) 617 MUX_CFG(DA850, MII_CRS, 3, 12, 15, 8, false) 618 MUX_CFG(DA850, MII_RXD_3, 3, 16, 15, 8, false) 619 MUX_CFG(DA850, MII_RXD_2, 3, 20, 15, 8, false) 620 MUX_CFG(DA850, MII_RXD_1, 3, 24, 15, 8, false) 621 MUX_CFG(DA850, MII_RXD_0, 3, 28, 15, 8, false) 622 MUX_CFG(DA850, MDIO_CLK, 4, 0, 15, 8, false) 623 MUX_CFG(DA850, MDIO_D, 4, 4, 15, 8, false) 624 MUX_CFG(DA850, RMII_TXD_0, 14, 12, 15, 8, false) 625 MUX_CFG(DA850, RMII_TXD_1, 14, 8, 15, 8, false) 626 MUX_CFG(DA850, RMII_TXEN, 14, 16, 15, 8, false) 627 MUX_CFG(DA850, RMII_CRS_DV, 15, 4, 15, 8, false) 628 MUX_CFG(DA850, RMII_RXD_0, 14, 24, 15, 8, false) 629 MUX_CFG(DA850, RMII_RXD_1, 14, 20, 15, 8, false) 630 MUX_CFG(DA850, RMII_RXER, 14, 28, 15, 8, false) 631 MUX_CFG(DA850, RMII_MHZ_50_CLK, 15, 0, 15, 0, false) 632 /* McASP function */ 633 MUX_CFG(DA850, ACLKR, 0, 0, 15, 1, false) 634 MUX_CFG(DA850, ACLKX, 0, 4, 15, 1, false) 635 MUX_CFG(DA850, AFSR, 0, 8, 15, 1, false) 636 MUX_CFG(DA850, AFSX, 0, 12, 15, 1, false) 637 MUX_CFG(DA850, AHCLKR, 0, 16, 15, 1, false) 638 MUX_CFG(DA850, AHCLKX, 0, 20, 15, 1, false) 639 MUX_CFG(DA850, AMUTE, 0, 24, 15, 1, false) 640 MUX_CFG(DA850, AXR_15, 1, 0, 15, 1, false) 641 MUX_CFG(DA850, AXR_14, 1, 4, 15, 1, false) 642 MUX_CFG(DA850, AXR_13, 1, 8, 15, 1, false) 643 MUX_CFG(DA850, AXR_12, 1, 12, 15, 1, false) 644 MUX_CFG(DA850, AXR_11, 1, 16, 15, 1, false) 645 MUX_CFG(DA850, AXR_10, 1, 20, 15, 1, false) 646 MUX_CFG(DA850, AXR_9, 1, 24, 15, 1, false) 647 MUX_CFG(DA850, AXR_8, 1, 28, 15, 1, false) 648 MUX_CFG(DA850, AXR_7, 2, 0, 15, 1, false) 649 MUX_CFG(DA850, AXR_6, 2, 4, 15, 1, false) 650 MUX_CFG(DA850, AXR_5, 2, 8, 15, 1, false) 651 MUX_CFG(DA850, AXR_4, 2, 12, 15, 1, false) 652 MUX_CFG(DA850, AXR_3, 2, 16, 15, 1, false) 653 MUX_CFG(DA850, AXR_2, 2, 20, 15, 1, false) 654 MUX_CFG(DA850, AXR_1, 2, 24, 15, 1, false) 655 MUX_CFG(DA850, AXR_0, 2, 28, 15, 1, false) 656 /* LCD function */ 657 MUX_CFG(DA850, LCD_D_7, 16, 8, 15, 2, false) 658 MUX_CFG(DA850, LCD_D_6, 16, 12, 15, 2, false) 659 MUX_CFG(DA850, LCD_D_5, 16, 16, 15, 2, false) 660 MUX_CFG(DA850, LCD_D_4, 16, 20, 15, 2, false) 661 MUX_CFG(DA850, LCD_D_3, 16, 24, 15, 2, false) 662 MUX_CFG(DA850, LCD_D_2, 16, 28, 15, 2, false) 663 MUX_CFG(DA850, LCD_D_1, 17, 0, 15, 2, false) 664 MUX_CFG(DA850, LCD_D_0, 17, 4, 15, 2, false) 665 MUX_CFG(DA850, LCD_D_15, 17, 8, 15, 2, false) 666 MUX_CFG(DA850, LCD_D_14, 17, 12, 15, 2, false) 667 MUX_CFG(DA850, LCD_D_13, 17, 16, 15, 2, false) 668 MUX_CFG(DA850, LCD_D_12, 17, 20, 15, 2, false) 669 MUX_CFG(DA850, LCD_D_11, 17, 24, 15, 2, false) 670 MUX_CFG(DA850, LCD_D_10, 17, 28, 15, 2, false) 671 MUX_CFG(DA850, LCD_D_9, 18, 0, 15, 2, false) 672 MUX_CFG(DA850, LCD_D_8, 18, 4, 15, 2, false) 673 MUX_CFG(DA850, LCD_PCLK, 18, 24, 15, 2, false) 674 MUX_CFG(DA850, LCD_HSYNC, 19, 0, 15, 2, false) 675 MUX_CFG(DA850, LCD_VSYNC, 19, 4, 15, 2, false) 676 MUX_CFG(DA850, NLCD_AC_ENB_CS, 19, 24, 15, 2, false) 677 /* MMC/SD0 function */ 678 MUX_CFG(DA850, MMCSD0_DAT_0, 10, 8, 15, 2, false) 679 MUX_CFG(DA850, MMCSD0_DAT_1, 10, 12, 15, 2, false) 680 MUX_CFG(DA850, MMCSD0_DAT_2, 10, 16, 15, 2, false) 681 MUX_CFG(DA850, MMCSD0_DAT_3, 10, 20, 15, 2, false) 682 MUX_CFG(DA850, MMCSD0_CLK, 10, 0, 15, 2, false) 683 MUX_CFG(DA850, MMCSD0_CMD, 10, 4, 15, 2, false) 684 /* MMC/SD1 function */ 685 MUX_CFG(DA850, MMCSD1_DAT_0, 18, 8, 15, 2, false) 686 MUX_CFG(DA850, MMCSD1_DAT_1, 19, 16, 15, 2, false) 687 MUX_CFG(DA850, MMCSD1_DAT_2, 19, 12, 15, 2, false) 688 MUX_CFG(DA850, MMCSD1_DAT_3, 19, 8, 15, 2, false) 689 MUX_CFG(DA850, MMCSD1_CLK, 18, 12, 15, 2, false) 690 MUX_CFG(DA850, MMCSD1_CMD, 18, 16, 15, 2, false) 691 /* EMIF2.5/EMIFA function */ 692 MUX_CFG(DA850, EMA_D_7, 9, 0, 15, 1, false) 693 MUX_CFG(DA850, EMA_D_6, 9, 4, 15, 1, false) 694 MUX_CFG(DA850, EMA_D_5, 9, 8, 15, 1, false) 695 MUX_CFG(DA850, EMA_D_4, 9, 12, 15, 1, false) 696 MUX_CFG(DA850, EMA_D_3, 9, 16, 15, 1, false) 697 MUX_CFG(DA850, EMA_D_2, 9, 20, 15, 1, false) 698 MUX_CFG(DA850, EMA_D_1, 9, 24, 15, 1, false) 699 MUX_CFG(DA850, EMA_D_0, 9, 28, 15, 1, false) 700 MUX_CFG(DA850, EMA_A_1, 12, 24, 15, 1, false) 701 MUX_CFG(DA850, EMA_A_2, 12, 20, 15, 1, false) 702 MUX_CFG(DA850, NEMA_CS_3, 7, 4, 15, 1, false) 703 MUX_CFG(DA850, NEMA_CS_4, 7, 8, 15, 1, false) 704 MUX_CFG(DA850, NEMA_WE, 7, 16, 15, 1, false) 705 MUX_CFG(DA850, NEMA_OE, 7, 20, 15, 1, false) 706 MUX_CFG(DA850, EMA_A_0, 12, 28, 15, 1, false) 707 MUX_CFG(DA850, EMA_A_3, 12, 16, 15, 1, false) 708 MUX_CFG(DA850, EMA_A_4, 12, 12, 15, 1, false) 709 MUX_CFG(DA850, EMA_A_5, 12, 8, 15, 1, false) 710 MUX_CFG(DA850, EMA_A_6, 12, 4, 15, 1, false) 711 MUX_CFG(DA850, EMA_A_7, 12, 0, 15, 1, false) 712 MUX_CFG(DA850, EMA_A_8, 11, 28, 15, 1, false) 713 MUX_CFG(DA850, EMA_A_9, 11, 24, 15, 1, false) 714 MUX_CFG(DA850, EMA_A_10, 11, 20, 15, 1, false) 715 MUX_CFG(DA850, EMA_A_11, 11, 16, 15, 1, false) 716 MUX_CFG(DA850, EMA_A_12, 11, 12, 15, 1, false) 717 MUX_CFG(DA850, EMA_A_13, 11, 8, 15, 1, false) 718 MUX_CFG(DA850, EMA_A_14, 11, 4, 15, 1, false) 719 MUX_CFG(DA850, EMA_A_15, 11, 0, 15, 1, false) 720 MUX_CFG(DA850, EMA_A_16, 10, 28, 15, 1, false) 721 MUX_CFG(DA850, EMA_A_17, 10, 24, 15, 1, false) 722 MUX_CFG(DA850, EMA_A_18, 10, 20, 15, 1, false) 723 MUX_CFG(DA850, EMA_A_19, 10, 16, 15, 1, false) 724 MUX_CFG(DA850, EMA_A_20, 10, 12, 15, 1, false) 725 MUX_CFG(DA850, EMA_A_21, 10, 8, 15, 1, false) 726 MUX_CFG(DA850, EMA_A_22, 10, 4, 15, 1, false) 727 MUX_CFG(DA850, EMA_A_23, 10, 0, 15, 1, false) 728 MUX_CFG(DA850, EMA_D_8, 8, 28, 15, 1, false) 729 MUX_CFG(DA850, EMA_D_9, 8, 24, 15, 1, false) 730 MUX_CFG(DA850, EMA_D_10, 8, 20, 15, 1, false) 731 MUX_CFG(DA850, EMA_D_11, 8, 16, 15, 1, false) 732 MUX_CFG(DA850, EMA_D_12, 8, 12, 15, 1, false) 733 MUX_CFG(DA850, EMA_D_13, 8, 8, 15, 1, false) 734 MUX_CFG(DA850, EMA_D_14, 8, 4, 15, 1, false) 735 MUX_CFG(DA850, EMA_D_15, 8, 0, 15, 1, false) 736 MUX_CFG(DA850, EMA_BA_1, 5, 24, 15, 1, false) 737 MUX_CFG(DA850, EMA_CLK, 6, 0, 15, 1, false) 738 MUX_CFG(DA850, EMA_WAIT_1, 6, 24, 15, 1, false) 739 MUX_CFG(DA850, NEMA_CS_2, 7, 0, 15, 1, false) 740 /* GPIO function */ 741 MUX_CFG(DA850, GPIO2_4, 6, 12, 15, 8, false) 742 MUX_CFG(DA850, GPIO2_6, 6, 4, 15, 8, false) 743 MUX_CFG(DA850, GPIO2_8, 5, 28, 15, 8, false) 744 MUX_CFG(DA850, GPIO2_15, 5, 0, 15, 8, false) 745 MUX_CFG(DA850, GPIO3_12, 7, 12, 15, 8, false) 746 MUX_CFG(DA850, GPIO3_13, 7, 8, 15, 8, false) 747 MUX_CFG(DA850, GPIO4_0, 10, 28, 15, 8, false) 748 MUX_CFG(DA850, GPIO4_1, 10, 24, 15, 8, false) 749 MUX_CFG(DA850, GPIO6_9, 13, 24, 15, 8, false) 750 MUX_CFG(DA850, GPIO6_10, 13, 20, 15, 8, false) 751 MUX_CFG(DA850, GPIO6_13, 13, 8, 15, 8, false) 752 MUX_CFG(DA850, RTC_ALARM, 0, 28, 15, 2, false) 753 /* VPIF Capture */ 754 MUX_CFG(DA850, VPIF_DIN0, 15, 4, 15, 1, false) 755 MUX_CFG(DA850, VPIF_DIN1, 15, 0, 15, 1, false) 756 MUX_CFG(DA850, VPIF_DIN2, 14, 28, 15, 1, false) 757 MUX_CFG(DA850, VPIF_DIN3, 14, 24, 15, 1, false) 758 MUX_CFG(DA850, VPIF_DIN4, 14, 20, 15, 1, false) 759 MUX_CFG(DA850, VPIF_DIN5, 14, 16, 15, 1, false) 760 MUX_CFG(DA850, VPIF_DIN6, 14, 12, 15, 1, false) 761 MUX_CFG(DA850, VPIF_DIN7, 14, 8, 15, 1, false) 762 MUX_CFG(DA850, VPIF_DIN8, 16, 4, 15, 1, false) 763 MUX_CFG(DA850, VPIF_DIN9, 16, 0, 15, 1, false) 764 MUX_CFG(DA850, VPIF_DIN10, 15, 28, 15, 1, false) 765 MUX_CFG(DA850, VPIF_DIN11, 15, 24, 15, 1, false) 766 MUX_CFG(DA850, VPIF_DIN12, 15, 20, 15, 1, false) 767 MUX_CFG(DA850, VPIF_DIN13, 15, 16, 15, 1, false) 768 MUX_CFG(DA850, VPIF_DIN14, 15, 12, 15, 1, false) 769 MUX_CFG(DA850, VPIF_DIN15, 15, 8, 15, 1, false) 770 MUX_CFG(DA850, VPIF_CLKIN0, 14, 0, 15, 1, false) 771 MUX_CFG(DA850, VPIF_CLKIN1, 14, 4, 15, 1, false) 772 MUX_CFG(DA850, VPIF_CLKIN2, 19, 8, 15, 1, false) 773 MUX_CFG(DA850, VPIF_CLKIN3, 19, 16, 15, 1, false) 774 /* VPIF Display */ 775 MUX_CFG(DA850, VPIF_DOUT0, 17, 4, 15, 1, false) 776 MUX_CFG(DA850, VPIF_DOUT1, 17, 0, 15, 1, false) 777 MUX_CFG(DA850, VPIF_DOUT2, 16, 28, 15, 1, false) 778 MUX_CFG(DA850, VPIF_DOUT3, 16, 24, 15, 1, false) 779 MUX_CFG(DA850, VPIF_DOUT4, 16, 20, 15, 1, false) 780 MUX_CFG(DA850, VPIF_DOUT5, 16, 16, 15, 1, false) 781 MUX_CFG(DA850, VPIF_DOUT6, 16, 12, 15, 1, false) 782 MUX_CFG(DA850, VPIF_DOUT7, 16, 8, 15, 1, false) 783 MUX_CFG(DA850, VPIF_DOUT8, 18, 4, 15, 1, false) 784 MUX_CFG(DA850, VPIF_DOUT9, 18, 0, 15, 1, false) 785 MUX_CFG(DA850, VPIF_DOUT10, 17, 28, 15, 1, false) 786 MUX_CFG(DA850, VPIF_DOUT11, 17, 24, 15, 1, false) 787 MUX_CFG(DA850, VPIF_DOUT12, 17, 20, 15, 1, false) 788 MUX_CFG(DA850, VPIF_DOUT13, 17, 16, 15, 1, false) 789 MUX_CFG(DA850, VPIF_DOUT14, 17, 12, 15, 1, false) 790 MUX_CFG(DA850, VPIF_DOUT15, 17, 8, 15, 1, false) 791 MUX_CFG(DA850, VPIF_CLKO2, 19, 12, 15, 1, false) 792 MUX_CFG(DA850, VPIF_CLKO3, 19, 20, 15, 1, false) 793 #endif 794 }; 795 796 const short da850_i2c0_pins[] __initconst = { 797 DA850_I2C0_SDA, DA850_I2C0_SCL, 798 -1 799 }; 800 801 const short da850_i2c1_pins[] __initconst = { 802 DA850_I2C1_SCL, DA850_I2C1_SDA, 803 -1 804 }; 805 806 const short da850_lcdcntl_pins[] __initconst = { 807 DA850_LCD_D_0, DA850_LCD_D_1, DA850_LCD_D_2, DA850_LCD_D_3, 808 DA850_LCD_D_4, DA850_LCD_D_5, DA850_LCD_D_6, DA850_LCD_D_7, 809 DA850_LCD_D_8, DA850_LCD_D_9, DA850_LCD_D_10, DA850_LCD_D_11, 810 DA850_LCD_D_12, DA850_LCD_D_13, DA850_LCD_D_14, DA850_LCD_D_15, 811 DA850_LCD_PCLK, DA850_LCD_HSYNC, DA850_LCD_VSYNC, DA850_NLCD_AC_ENB_CS, 812 -1 813 }; 814 815 const short da850_vpif_capture_pins[] __initconst = { 816 DA850_VPIF_DIN0, DA850_VPIF_DIN1, DA850_VPIF_DIN2, DA850_VPIF_DIN3, 817 DA850_VPIF_DIN4, DA850_VPIF_DIN5, DA850_VPIF_DIN6, DA850_VPIF_DIN7, 818 DA850_VPIF_DIN8, DA850_VPIF_DIN9, DA850_VPIF_DIN10, DA850_VPIF_DIN11, 819 DA850_VPIF_DIN12, DA850_VPIF_DIN13, DA850_VPIF_DIN14, DA850_VPIF_DIN15, 820 DA850_VPIF_CLKIN0, DA850_VPIF_CLKIN1, DA850_VPIF_CLKIN2, 821 DA850_VPIF_CLKIN3, 822 -1 823 }; 824 825 const short da850_vpif_display_pins[] __initconst = { 826 DA850_VPIF_DOUT0, DA850_VPIF_DOUT1, DA850_VPIF_DOUT2, DA850_VPIF_DOUT3, 827 DA850_VPIF_DOUT4, DA850_VPIF_DOUT5, DA850_VPIF_DOUT6, DA850_VPIF_DOUT7, 828 DA850_VPIF_DOUT8, DA850_VPIF_DOUT9, DA850_VPIF_DOUT10, 829 DA850_VPIF_DOUT11, DA850_VPIF_DOUT12, DA850_VPIF_DOUT13, 830 DA850_VPIF_DOUT14, DA850_VPIF_DOUT15, DA850_VPIF_CLKO2, 831 DA850_VPIF_CLKO3, 832 -1 833 }; 834 835 /* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */ 836 static u8 da850_default_priorities[DA850_N_CP_INTC_IRQ] = { 837 [IRQ_DA8XX_COMMTX] = 7, 838 [IRQ_DA8XX_COMMRX] = 7, 839 [IRQ_DA8XX_NINT] = 7, 840 [IRQ_DA8XX_EVTOUT0] = 7, 841 [IRQ_DA8XX_EVTOUT1] = 7, 842 [IRQ_DA8XX_EVTOUT2] = 7, 843 [IRQ_DA8XX_EVTOUT3] = 7, 844 [IRQ_DA8XX_EVTOUT4] = 7, 845 [IRQ_DA8XX_EVTOUT5] = 7, 846 [IRQ_DA8XX_EVTOUT6] = 7, 847 [IRQ_DA8XX_EVTOUT7] = 7, 848 [IRQ_DA8XX_CCINT0] = 7, 849 [IRQ_DA8XX_CCERRINT] = 7, 850 [IRQ_DA8XX_TCERRINT0] = 7, 851 [IRQ_DA8XX_AEMIFINT] = 7, 852 [IRQ_DA8XX_I2CINT0] = 7, 853 [IRQ_DA8XX_MMCSDINT0] = 7, 854 [IRQ_DA8XX_MMCSDINT1] = 7, 855 [IRQ_DA8XX_ALLINT0] = 7, 856 [IRQ_DA8XX_RTC] = 7, 857 [IRQ_DA8XX_SPINT0] = 7, 858 [IRQ_DA8XX_TINT12_0] = 7, 859 [IRQ_DA8XX_TINT34_0] = 7, 860 [IRQ_DA8XX_TINT12_1] = 7, 861 [IRQ_DA8XX_TINT34_1] = 7, 862 [IRQ_DA8XX_UARTINT0] = 7, 863 [IRQ_DA8XX_KEYMGRINT] = 7, 864 [IRQ_DA850_MPUADDRERR0] = 7, 865 [IRQ_DA8XX_CHIPINT0] = 7, 866 [IRQ_DA8XX_CHIPINT1] = 7, 867 [IRQ_DA8XX_CHIPINT2] = 7, 868 [IRQ_DA8XX_CHIPINT3] = 7, 869 [IRQ_DA8XX_TCERRINT1] = 7, 870 [IRQ_DA8XX_C0_RX_THRESH_PULSE] = 7, 871 [IRQ_DA8XX_C0_RX_PULSE] = 7, 872 [IRQ_DA8XX_C0_TX_PULSE] = 7, 873 [IRQ_DA8XX_C0_MISC_PULSE] = 7, 874 [IRQ_DA8XX_C1_RX_THRESH_PULSE] = 7, 875 [IRQ_DA8XX_C1_RX_PULSE] = 7, 876 [IRQ_DA8XX_C1_TX_PULSE] = 7, 877 [IRQ_DA8XX_C1_MISC_PULSE] = 7, 878 [IRQ_DA8XX_MEMERR] = 7, 879 [IRQ_DA8XX_GPIO0] = 7, 880 [IRQ_DA8XX_GPIO1] = 7, 881 [IRQ_DA8XX_GPIO2] = 7, 882 [IRQ_DA8XX_GPIO3] = 7, 883 [IRQ_DA8XX_GPIO4] = 7, 884 [IRQ_DA8XX_GPIO5] = 7, 885 [IRQ_DA8XX_GPIO6] = 7, 886 [IRQ_DA8XX_GPIO7] = 7, 887 [IRQ_DA8XX_GPIO8] = 7, 888 [IRQ_DA8XX_I2CINT1] = 7, 889 [IRQ_DA8XX_LCDINT] = 7, 890 [IRQ_DA8XX_UARTINT1] = 7, 891 [IRQ_DA8XX_MCASPINT] = 7, 892 [IRQ_DA8XX_ALLINT1] = 7, 893 [IRQ_DA8XX_SPINT1] = 7, 894 [IRQ_DA8XX_UHPI_INT1] = 7, 895 [IRQ_DA8XX_USB_INT] = 7, 896 [IRQ_DA8XX_IRQN] = 7, 897 [IRQ_DA8XX_RWAKEUP] = 7, 898 [IRQ_DA8XX_UARTINT2] = 7, 899 [IRQ_DA8XX_DFTSSINT] = 7, 900 [IRQ_DA8XX_EHRPWM0] = 7, 901 [IRQ_DA8XX_EHRPWM0TZ] = 7, 902 [IRQ_DA8XX_EHRPWM1] = 7, 903 [IRQ_DA8XX_EHRPWM1TZ] = 7, 904 [IRQ_DA850_SATAINT] = 7, 905 [IRQ_DA850_TINTALL_2] = 7, 906 [IRQ_DA8XX_ECAP0] = 7, 907 [IRQ_DA8XX_ECAP1] = 7, 908 [IRQ_DA8XX_ECAP2] = 7, 909 [IRQ_DA850_MMCSDINT0_1] = 7, 910 [IRQ_DA850_MMCSDINT1_1] = 7, 911 [IRQ_DA850_T12CMPINT0_2] = 7, 912 [IRQ_DA850_T12CMPINT1_2] = 7, 913 [IRQ_DA850_T12CMPINT2_2] = 7, 914 [IRQ_DA850_T12CMPINT3_2] = 7, 915 [IRQ_DA850_T12CMPINT4_2] = 7, 916 [IRQ_DA850_T12CMPINT5_2] = 7, 917 [IRQ_DA850_T12CMPINT6_2] = 7, 918 [IRQ_DA850_T12CMPINT7_2] = 7, 919 [IRQ_DA850_T12CMPINT0_3] = 7, 920 [IRQ_DA850_T12CMPINT1_3] = 7, 921 [IRQ_DA850_T12CMPINT2_3] = 7, 922 [IRQ_DA850_T12CMPINT3_3] = 7, 923 [IRQ_DA850_T12CMPINT4_3] = 7, 924 [IRQ_DA850_T12CMPINT5_3] = 7, 925 [IRQ_DA850_T12CMPINT6_3] = 7, 926 [IRQ_DA850_T12CMPINT7_3] = 7, 927 [IRQ_DA850_RPIINT] = 7, 928 [IRQ_DA850_VPIFINT] = 7, 929 [IRQ_DA850_CCINT1] = 7, 930 [IRQ_DA850_CCERRINT1] = 7, 931 [IRQ_DA850_TCERRINT2] = 7, 932 [IRQ_DA850_TINTALL_3] = 7, 933 [IRQ_DA850_MCBSP0RINT] = 7, 934 [IRQ_DA850_MCBSP0XINT] = 7, 935 [IRQ_DA850_MCBSP1RINT] = 7, 936 [IRQ_DA850_MCBSP1XINT] = 7, 937 [IRQ_DA8XX_ARMCLKSTOPREQ] = 7, 938 }; 939 940 static struct map_desc da850_io_desc[] = { 941 { 942 .virtual = IO_VIRT, 943 .pfn = __phys_to_pfn(IO_PHYS), 944 .length = IO_SIZE, 945 .type = MT_DEVICE 946 }, 947 { 948 .virtual = DA8XX_CP_INTC_VIRT, 949 .pfn = __phys_to_pfn(DA8XX_CP_INTC_BASE), 950 .length = DA8XX_CP_INTC_SIZE, 951 .type = MT_DEVICE 952 }, 953 }; 954 955 static u32 da850_psc_bases[] = { DA8XX_PSC0_BASE, DA8XX_PSC1_BASE }; 956 957 /* Contents of JTAG ID register used to identify exact cpu type */ 958 static struct davinci_id da850_ids[] = { 959 { 960 .variant = 0x0, 961 .part_no = 0xb7d1, 962 .manufacturer = 0x017, /* 0x02f >> 1 */ 963 .cpu_id = DAVINCI_CPU_ID_DA850, 964 .name = "da850/omap-l138", 965 }, 966 { 967 .variant = 0x1, 968 .part_no = 0xb7d1, 969 .manufacturer = 0x017, /* 0x02f >> 1 */ 970 .cpu_id = DAVINCI_CPU_ID_DA850, 971 .name = "da850/omap-l138/am18x", 972 }, 973 }; 974 975 static struct davinci_timer_instance da850_timer_instance[4] = { 976 { 977 .base = DA8XX_TIMER64P0_BASE, 978 .bottom_irq = IRQ_DA8XX_TINT12_0, 979 .top_irq = IRQ_DA8XX_TINT34_0, 980 }, 981 { 982 .base = DA8XX_TIMER64P1_BASE, 983 .bottom_irq = IRQ_DA8XX_TINT12_1, 984 .top_irq = IRQ_DA8XX_TINT34_1, 985 }, 986 { 987 .base = DA850_TIMER64P2_BASE, 988 .bottom_irq = IRQ_DA850_TINT12_2, 989 .top_irq = IRQ_DA850_TINT34_2, 990 }, 991 { 992 .base = DA850_TIMER64P3_BASE, 993 .bottom_irq = IRQ_DA850_TINT12_3, 994 .top_irq = IRQ_DA850_TINT34_3, 995 }, 996 }; 997 998 /* 999 * T0_BOT: Timer 0, bottom : Used for clock_event 1000 * T0_TOP: Timer 0, top : Used for clocksource 1001 * T1_BOT, T1_TOP: Timer 1, bottom & top: Used for watchdog timer 1002 */ 1003 static struct davinci_timer_info da850_timer_info = { 1004 .timers = da850_timer_instance, 1005 .clockevent_id = T0_BOT, 1006 .clocksource_id = T0_TOP, 1007 }; 1008 1009 #ifdef CONFIG_CPU_FREQ 1010 /* 1011 * Notes: 1012 * According to the TRM, minimum PLLM results in maximum power savings. 1013 * The OPP definitions below should keep the PLLM as low as possible. 1014 * 1015 * The output of the PLLM must be between 300 to 600 MHz. 1016 */ 1017 struct da850_opp { 1018 unsigned int freq; /* in KHz */ 1019 unsigned int prediv; 1020 unsigned int mult; 1021 unsigned int postdiv; 1022 unsigned int cvdd_min; /* in uV */ 1023 unsigned int cvdd_max; /* in uV */ 1024 }; 1025 1026 static const struct da850_opp da850_opp_456 = { 1027 .freq = 456000, 1028 .prediv = 1, 1029 .mult = 19, 1030 .postdiv = 1, 1031 .cvdd_min = 1300000, 1032 .cvdd_max = 1350000, 1033 }; 1034 1035 static const struct da850_opp da850_opp_408 = { 1036 .freq = 408000, 1037 .prediv = 1, 1038 .mult = 17, 1039 .postdiv = 1, 1040 .cvdd_min = 1300000, 1041 .cvdd_max = 1350000, 1042 }; 1043 1044 static const struct da850_opp da850_opp_372 = { 1045 .freq = 372000, 1046 .prediv = 2, 1047 .mult = 31, 1048 .postdiv = 1, 1049 .cvdd_min = 1200000, 1050 .cvdd_max = 1320000, 1051 }; 1052 1053 static const struct da850_opp da850_opp_300 = { 1054 .freq = 300000, 1055 .prediv = 1, 1056 .mult = 25, 1057 .postdiv = 2, 1058 .cvdd_min = 1200000, 1059 .cvdd_max = 1320000, 1060 }; 1061 1062 static const struct da850_opp da850_opp_200 = { 1063 .freq = 200000, 1064 .prediv = 1, 1065 .mult = 25, 1066 .postdiv = 3, 1067 .cvdd_min = 1100000, 1068 .cvdd_max = 1160000, 1069 }; 1070 1071 static const struct da850_opp da850_opp_96 = { 1072 .freq = 96000, 1073 .prediv = 1, 1074 .mult = 20, 1075 .postdiv = 5, 1076 .cvdd_min = 1000000, 1077 .cvdd_max = 1050000, 1078 }; 1079 1080 #define OPP(freq) \ 1081 { \ 1082 .driver_data = (unsigned int) &da850_opp_##freq, \ 1083 .frequency = freq * 1000, \ 1084 } 1085 1086 static struct cpufreq_frequency_table da850_freq_table[] = { 1087 OPP(456), 1088 OPP(408), 1089 OPP(372), 1090 OPP(300), 1091 OPP(200), 1092 OPP(96), 1093 { 1094 .driver_data = 0, 1095 .frequency = CPUFREQ_TABLE_END, 1096 }, 1097 }; 1098 1099 #ifdef CONFIG_REGULATOR 1100 static int da850_set_voltage(unsigned int index); 1101 static int da850_regulator_init(void); 1102 #endif 1103 1104 static struct davinci_cpufreq_config cpufreq_info = { 1105 .freq_table = da850_freq_table, 1106 #ifdef CONFIG_REGULATOR 1107 .init = da850_regulator_init, 1108 .set_voltage = da850_set_voltage, 1109 #endif 1110 }; 1111 1112 #ifdef CONFIG_REGULATOR 1113 static struct regulator *cvdd; 1114 1115 static int da850_set_voltage(unsigned int index) 1116 { 1117 struct da850_opp *opp; 1118 1119 if (!cvdd) 1120 return -ENODEV; 1121 1122 opp = (struct da850_opp *) cpufreq_info.freq_table[index].driver_data; 1123 1124 return regulator_set_voltage(cvdd, opp->cvdd_min, opp->cvdd_max); 1125 } 1126 1127 static int da850_regulator_init(void) 1128 { 1129 cvdd = regulator_get(NULL, "cvdd"); 1130 if (WARN(IS_ERR(cvdd), "Unable to obtain voltage regulator for CVDD;" 1131 " voltage scaling unsupported\n")) { 1132 return PTR_ERR(cvdd); 1133 } 1134 1135 return 0; 1136 } 1137 #endif 1138 1139 static struct platform_device da850_cpufreq_device = { 1140 .name = "cpufreq-davinci", 1141 .dev = { 1142 .platform_data = &cpufreq_info, 1143 }, 1144 .id = -1, 1145 }; 1146 1147 unsigned int da850_max_speed = 300000; 1148 1149 int da850_register_cpufreq(char *async_clk) 1150 { 1151 int i; 1152 1153 /* cpufreq driver can help keep an "async" clock constant */ 1154 if (async_clk) 1155 clk_add_alias("async", da850_cpufreq_device.name, 1156 async_clk, NULL); 1157 for (i = 0; i < ARRAY_SIZE(da850_freq_table); i++) { 1158 if (da850_freq_table[i].frequency <= da850_max_speed) { 1159 cpufreq_info.freq_table = &da850_freq_table[i]; 1160 break; 1161 } 1162 } 1163 1164 return platform_device_register(&da850_cpufreq_device); 1165 } 1166 1167 static int da850_round_armrate(struct clk *clk, unsigned long rate) 1168 { 1169 int ret = 0, diff; 1170 unsigned int best = (unsigned int) -1; 1171 struct cpufreq_frequency_table *table = cpufreq_info.freq_table; 1172 struct cpufreq_frequency_table *pos; 1173 1174 rate /= 1000; /* convert to kHz */ 1175 1176 cpufreq_for_each_entry(pos, table) { 1177 diff = pos->frequency - rate; 1178 if (diff < 0) 1179 diff = -diff; 1180 1181 if (diff < best) { 1182 best = diff; 1183 ret = pos->frequency; 1184 } 1185 } 1186 1187 return ret * 1000; 1188 } 1189 1190 static int da850_set_armrate(struct clk *clk, unsigned long index) 1191 { 1192 struct clk *pllclk = &pll0_clk; 1193 1194 return clk_set_rate(pllclk, index); 1195 } 1196 1197 static int da850_set_pll0rate(struct clk *clk, unsigned long rate) 1198 { 1199 struct pll_data *pll = clk->pll_data; 1200 struct cpufreq_frequency_table *freq; 1201 unsigned int prediv, mult, postdiv; 1202 struct da850_opp *opp = NULL; 1203 int ret; 1204 1205 rate /= 1000; 1206 1207 for (freq = da850_freq_table; 1208 freq->frequency != CPUFREQ_TABLE_END; freq++) { 1209 /* rate is in Hz, freq->frequency is in KHz */ 1210 if (freq->frequency == rate) { 1211 opp = (struct da850_opp *)freq->driver_data; 1212 break; 1213 } 1214 } 1215 1216 if (!opp) 1217 return -EINVAL; 1218 1219 prediv = opp->prediv; 1220 mult = opp->mult; 1221 postdiv = opp->postdiv; 1222 1223 ret = davinci_set_pllrate(pll, prediv, mult, postdiv); 1224 if (WARN_ON(ret)) 1225 return ret; 1226 1227 return 0; 1228 } 1229 #else 1230 int __init da850_register_cpufreq(char *async_clk) 1231 { 1232 return 0; 1233 } 1234 1235 static int da850_set_armrate(struct clk *clk, unsigned long rate) 1236 { 1237 return -EINVAL; 1238 } 1239 1240 static int da850_set_pll0rate(struct clk *clk, unsigned long armrate) 1241 { 1242 return -EINVAL; 1243 } 1244 1245 static int da850_round_armrate(struct clk *clk, unsigned long rate) 1246 { 1247 return clk->rate; 1248 } 1249 #endif 1250 1251 /* VPIF resource, platform data */ 1252 static u64 da850_vpif_dma_mask = DMA_BIT_MASK(32); 1253 1254 static struct resource da850_vpif_resource[] = { 1255 { 1256 .start = DA8XX_VPIF_BASE, 1257 .end = DA8XX_VPIF_BASE + 0xfff, 1258 .flags = IORESOURCE_MEM, 1259 } 1260 }; 1261 1262 static struct platform_device da850_vpif_dev = { 1263 .name = "vpif", 1264 .id = -1, 1265 .dev = { 1266 .dma_mask = &da850_vpif_dma_mask, 1267 .coherent_dma_mask = DMA_BIT_MASK(32), 1268 }, 1269 .resource = da850_vpif_resource, 1270 .num_resources = ARRAY_SIZE(da850_vpif_resource), 1271 }; 1272 1273 static struct resource da850_vpif_display_resource[] = { 1274 { 1275 .start = IRQ_DA850_VPIFINT, 1276 .end = IRQ_DA850_VPIFINT, 1277 .flags = IORESOURCE_IRQ, 1278 }, 1279 }; 1280 1281 static struct platform_device da850_vpif_display_dev = { 1282 .name = "vpif_display", 1283 .id = -1, 1284 .dev = { 1285 .dma_mask = &da850_vpif_dma_mask, 1286 .coherent_dma_mask = DMA_BIT_MASK(32), 1287 }, 1288 .resource = da850_vpif_display_resource, 1289 .num_resources = ARRAY_SIZE(da850_vpif_display_resource), 1290 }; 1291 1292 static struct resource da850_vpif_capture_resource[] = { 1293 { 1294 .start = IRQ_DA850_VPIFINT, 1295 .end = IRQ_DA850_VPIFINT, 1296 .flags = IORESOURCE_IRQ, 1297 }, 1298 { 1299 .start = IRQ_DA850_VPIFINT, 1300 .end = IRQ_DA850_VPIFINT, 1301 .flags = IORESOURCE_IRQ, 1302 }, 1303 }; 1304 1305 static struct platform_device da850_vpif_capture_dev = { 1306 .name = "vpif_capture", 1307 .id = -1, 1308 .dev = { 1309 .dma_mask = &da850_vpif_dma_mask, 1310 .coherent_dma_mask = DMA_BIT_MASK(32), 1311 }, 1312 .resource = da850_vpif_capture_resource, 1313 .num_resources = ARRAY_SIZE(da850_vpif_capture_resource), 1314 }; 1315 1316 int __init da850_register_vpif(void) 1317 { 1318 return platform_device_register(&da850_vpif_dev); 1319 } 1320 1321 int __init da850_register_vpif_display(struct vpif_display_config 1322 *display_config) 1323 { 1324 da850_vpif_display_dev.dev.platform_data = display_config; 1325 return platform_device_register(&da850_vpif_display_dev); 1326 } 1327 1328 int __init da850_register_vpif_capture(struct vpif_capture_config 1329 *capture_config) 1330 { 1331 da850_vpif_capture_dev.dev.platform_data = capture_config; 1332 return platform_device_register(&da850_vpif_capture_dev); 1333 } 1334 1335 static struct davinci_gpio_platform_data da850_gpio_platform_data = { 1336 .ngpio = 144, 1337 }; 1338 1339 int __init da850_register_gpio(void) 1340 { 1341 return da8xx_register_gpio(&da850_gpio_platform_data); 1342 } 1343 1344 static struct davinci_soc_info davinci_soc_info_da850 = { 1345 .io_desc = da850_io_desc, 1346 .io_desc_num = ARRAY_SIZE(da850_io_desc), 1347 .jtag_id_reg = DA8XX_SYSCFG0_BASE + DA8XX_JTAG_ID_REG, 1348 .ids = da850_ids, 1349 .ids_num = ARRAY_SIZE(da850_ids), 1350 .cpu_clks = da850_clks, 1351 .psc_bases = da850_psc_bases, 1352 .psc_bases_num = ARRAY_SIZE(da850_psc_bases), 1353 .pinmux_base = DA8XX_SYSCFG0_BASE + 0x120, 1354 .pinmux_pins = da850_pins, 1355 .pinmux_pins_num = ARRAY_SIZE(da850_pins), 1356 .intc_base = DA8XX_CP_INTC_BASE, 1357 .intc_type = DAVINCI_INTC_TYPE_CP_INTC, 1358 .intc_irq_prios = da850_default_priorities, 1359 .intc_irq_num = DA850_N_CP_INTC_IRQ, 1360 .timer_info = &da850_timer_info, 1361 .emac_pdata = &da8xx_emac_pdata, 1362 .sram_dma = DA8XX_SHARED_RAM_BASE, 1363 .sram_len = SZ_128K, 1364 }; 1365 1366 void __init da850_init(void) 1367 { 1368 unsigned int v; 1369 1370 davinci_common_init(&davinci_soc_info_da850); 1371 1372 da8xx_syscfg0_base = ioremap(DA8XX_SYSCFG0_BASE, SZ_4K); 1373 if (WARN(!da8xx_syscfg0_base, "Unable to map syscfg0 module")) 1374 return; 1375 1376 da8xx_syscfg1_base = ioremap(DA8XX_SYSCFG1_BASE, SZ_4K); 1377 if (WARN(!da8xx_syscfg1_base, "Unable to map syscfg1 module")) 1378 return; 1379 1380 /* Unlock writing to PLL0 registers */ 1381 v = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP0_REG)); 1382 v &= ~CFGCHIP0_PLL_MASTER_LOCK; 1383 __raw_writel(v, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP0_REG)); 1384 1385 /* Unlock writing to PLL1 registers */ 1386 v = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG)); 1387 v &= ~CFGCHIP3_PLL1_MASTER_LOCK; 1388 __raw_writel(v, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG)); 1389 1390 davinci_clk_init(davinci_soc_info_da850.cpu_clks); 1391 } 1392