1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * DA8XX/OMAP L1XX platform device data 4 * 5 * Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com> 6 * Derived from code that was: 7 * Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com> 8 */ 9 #include <linux/ahci_platform.h> 10 #include <linux/clk-provider.h> 11 #include <linux/clk.h> 12 #include <linux/clkdev.h> 13 #include <linux/dma-contiguous.h> 14 #include <linux/dmaengine.h> 15 #include <linux/init.h> 16 #include <linux/io.h> 17 #include <linux/platform_device.h> 18 #include <linux/reboot.h> 19 #include <linux/serial_8250.h> 20 21 #include <mach/common.h> 22 #include <mach/cputype.h> 23 #include <mach/da8xx.h> 24 25 #include "asp.h" 26 #include "cpuidle.h" 27 #include "irqs.h" 28 #include "sram.h" 29 30 #define DA8XX_TPCC_BASE 0x01c00000 31 #define DA8XX_TPTC0_BASE 0x01c08000 32 #define DA8XX_TPTC1_BASE 0x01c08400 33 #define DA8XX_WDOG_BASE 0x01c21000 /* DA8XX_TIMER64P1_BASE */ 34 #define DA8XX_I2C0_BASE 0x01c22000 35 #define DA8XX_RTC_BASE 0x01c23000 36 #define DA8XX_PRUSS_MEM_BASE 0x01c30000 37 #define DA8XX_MMCSD0_BASE 0x01c40000 38 #define DA8XX_SPI0_BASE 0x01c41000 39 #define DA830_SPI1_BASE 0x01e12000 40 #define DA8XX_LCD_CNTRL_BASE 0x01e13000 41 #define DA850_SATA_BASE 0x01e18000 42 #define DA850_MMCSD1_BASE 0x01e1b000 43 #define DA8XX_EMAC_CPPI_PORT_BASE 0x01e20000 44 #define DA8XX_EMAC_CPGMACSS_BASE 0x01e22000 45 #define DA8XX_EMAC_CPGMAC_BASE 0x01e23000 46 #define DA8XX_EMAC_MDIO_BASE 0x01e24000 47 #define DA8XX_I2C1_BASE 0x01e28000 48 #define DA850_TPCC1_BASE 0x01e30000 49 #define DA850_TPTC2_BASE 0x01e38000 50 #define DA850_SPI1_BASE 0x01f0e000 51 #define DA8XX_DDR2_CTL_BASE 0xb0000000 52 53 #define DA8XX_EMAC_CTRL_REG_OFFSET 0x3000 54 #define DA8XX_EMAC_MOD_REG_OFFSET 0x2000 55 #define DA8XX_EMAC_RAM_OFFSET 0x0000 56 #define DA8XX_EMAC_CTRL_RAM_SIZE SZ_8K 57 58 void __iomem *da8xx_syscfg0_base; 59 void __iomem *da8xx_syscfg1_base; 60 61 static struct plat_serial8250_port da8xx_serial0_pdata[] = { 62 { 63 .mapbase = DA8XX_UART0_BASE, 64 .irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_UARTINT0), 65 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | 66 UPF_IOREMAP, 67 .iotype = UPIO_MEM, 68 .regshift = 2, 69 }, 70 { 71 .flags = 0, 72 } 73 }; 74 static struct plat_serial8250_port da8xx_serial1_pdata[] = { 75 { 76 .mapbase = DA8XX_UART1_BASE, 77 .irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_UARTINT1), 78 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | 79 UPF_IOREMAP, 80 .iotype = UPIO_MEM, 81 .regshift = 2, 82 }, 83 { 84 .flags = 0, 85 } 86 }; 87 static struct plat_serial8250_port da8xx_serial2_pdata[] = { 88 { 89 .mapbase = DA8XX_UART2_BASE, 90 .irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_UARTINT2), 91 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | 92 UPF_IOREMAP, 93 .iotype = UPIO_MEM, 94 .regshift = 2, 95 }, 96 { 97 .flags = 0, 98 } 99 }; 100 101 struct platform_device da8xx_serial_device[] = { 102 { 103 .name = "serial8250", 104 .id = PLAT8250_DEV_PLATFORM, 105 .dev = { 106 .platform_data = da8xx_serial0_pdata, 107 } 108 }, 109 { 110 .name = "serial8250", 111 .id = PLAT8250_DEV_PLATFORM1, 112 .dev = { 113 .platform_data = da8xx_serial1_pdata, 114 } 115 }, 116 { 117 .name = "serial8250", 118 .id = PLAT8250_DEV_PLATFORM2, 119 .dev = { 120 .platform_data = da8xx_serial2_pdata, 121 } 122 }, 123 { 124 } 125 }; 126 127 static s8 da8xx_queue_priority_mapping[][2] = { 128 /* {event queue no, Priority} */ 129 {0, 3}, 130 {1, 7}, 131 {-1, -1} 132 }; 133 134 static s8 da850_queue_priority_mapping[][2] = { 135 /* {event queue no, Priority} */ 136 {0, 3}, 137 {-1, -1} 138 }; 139 140 static struct edma_soc_info da8xx_edma0_pdata = { 141 .queue_priority_mapping = da8xx_queue_priority_mapping, 142 .default_queue = EVENTQ_1, 143 }; 144 145 static struct edma_soc_info da850_edma1_pdata = { 146 .queue_priority_mapping = da850_queue_priority_mapping, 147 .default_queue = EVENTQ_0, 148 }; 149 150 static struct resource da8xx_edma0_resources[] = { 151 { 152 .name = "edma3_cc", 153 .start = DA8XX_TPCC_BASE, 154 .end = DA8XX_TPCC_BASE + SZ_32K - 1, 155 .flags = IORESOURCE_MEM, 156 }, 157 { 158 .name = "edma3_tc0", 159 .start = DA8XX_TPTC0_BASE, 160 .end = DA8XX_TPTC0_BASE + SZ_1K - 1, 161 .flags = IORESOURCE_MEM, 162 }, 163 { 164 .name = "edma3_tc1", 165 .start = DA8XX_TPTC1_BASE, 166 .end = DA8XX_TPTC1_BASE + SZ_1K - 1, 167 .flags = IORESOURCE_MEM, 168 }, 169 { 170 .name = "edma3_ccint", 171 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_CCINT0), 172 .flags = IORESOURCE_IRQ, 173 }, 174 { 175 .name = "edma3_ccerrint", 176 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_CCERRINT), 177 .flags = IORESOURCE_IRQ, 178 }, 179 }; 180 181 static struct resource da850_edma1_resources[] = { 182 { 183 .name = "edma3_cc", 184 .start = DA850_TPCC1_BASE, 185 .end = DA850_TPCC1_BASE + SZ_32K - 1, 186 .flags = IORESOURCE_MEM, 187 }, 188 { 189 .name = "edma3_tc0", 190 .start = DA850_TPTC2_BASE, 191 .end = DA850_TPTC2_BASE + SZ_1K - 1, 192 .flags = IORESOURCE_MEM, 193 }, 194 { 195 .name = "edma3_ccint", 196 .start = DAVINCI_INTC_IRQ(IRQ_DA850_CCINT1), 197 .flags = IORESOURCE_IRQ, 198 }, 199 { 200 .name = "edma3_ccerrint", 201 .start = DAVINCI_INTC_IRQ(IRQ_DA850_CCERRINT1), 202 .flags = IORESOURCE_IRQ, 203 }, 204 }; 205 206 static const struct platform_device_info da8xx_edma0_device __initconst = { 207 .name = "edma", 208 .id = 0, 209 .dma_mask = DMA_BIT_MASK(32), 210 .res = da8xx_edma0_resources, 211 .num_res = ARRAY_SIZE(da8xx_edma0_resources), 212 .data = &da8xx_edma0_pdata, 213 .size_data = sizeof(da8xx_edma0_pdata), 214 }; 215 216 static const struct platform_device_info da850_edma1_device __initconst = { 217 .name = "edma", 218 .id = 1, 219 .dma_mask = DMA_BIT_MASK(32), 220 .res = da850_edma1_resources, 221 .num_res = ARRAY_SIZE(da850_edma1_resources), 222 .data = &da850_edma1_pdata, 223 .size_data = sizeof(da850_edma1_pdata), 224 }; 225 226 static const struct dma_slave_map da830_edma_map[] = { 227 { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) }, 228 { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) }, 229 { "davinci-mcasp.1", "rx", EDMA_FILTER_PARAM(0, 2) }, 230 { "davinci-mcasp.1", "tx", EDMA_FILTER_PARAM(0, 3) }, 231 { "davinci-mcasp.2", "rx", EDMA_FILTER_PARAM(0, 4) }, 232 { "davinci-mcasp.2", "tx", EDMA_FILTER_PARAM(0, 5) }, 233 { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) }, 234 { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) }, 235 { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) }, 236 { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) }, 237 { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) }, 238 { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) }, 239 }; 240 241 int __init da830_register_edma(struct edma_rsv_info *rsv) 242 { 243 struct platform_device *edma_pdev; 244 245 da8xx_edma0_pdata.rsv = rsv; 246 247 da8xx_edma0_pdata.slave_map = da830_edma_map; 248 da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da830_edma_map); 249 250 edma_pdev = platform_device_register_full(&da8xx_edma0_device); 251 return PTR_ERR_OR_ZERO(edma_pdev); 252 } 253 254 static const struct dma_slave_map da850_edma0_map[] = { 255 { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) }, 256 { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) }, 257 { "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 2) }, 258 { "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 3) }, 259 { "davinci-mcbsp.1", "rx", EDMA_FILTER_PARAM(0, 4) }, 260 { "davinci-mcbsp.1", "tx", EDMA_FILTER_PARAM(0, 5) }, 261 { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) }, 262 { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) }, 263 { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) }, 264 { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) }, 265 { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) }, 266 { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) }, 267 }; 268 269 static const struct dma_slave_map da850_edma1_map[] = { 270 { "da830-mmc.1", "rx", EDMA_FILTER_PARAM(1, 28) }, 271 { "da830-mmc.1", "tx", EDMA_FILTER_PARAM(1, 29) }, 272 }; 273 274 int __init da850_register_edma(struct edma_rsv_info *rsv[2]) 275 { 276 struct platform_device *edma_pdev; 277 278 if (rsv) { 279 da8xx_edma0_pdata.rsv = rsv[0]; 280 da850_edma1_pdata.rsv = rsv[1]; 281 } 282 283 da8xx_edma0_pdata.slave_map = da850_edma0_map; 284 da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da850_edma0_map); 285 286 edma_pdev = platform_device_register_full(&da8xx_edma0_device); 287 if (IS_ERR(edma_pdev)) { 288 pr_warn("%s: Failed to register eDMA0\n", __func__); 289 return PTR_ERR(edma_pdev); 290 } 291 292 da850_edma1_pdata.slave_map = da850_edma1_map; 293 da850_edma1_pdata.slavecnt = ARRAY_SIZE(da850_edma1_map); 294 295 edma_pdev = platform_device_register_full(&da850_edma1_device); 296 return PTR_ERR_OR_ZERO(edma_pdev); 297 } 298 299 static struct resource da8xx_i2c_resources0[] = { 300 { 301 .start = DA8XX_I2C0_BASE, 302 .end = DA8XX_I2C0_BASE + SZ_4K - 1, 303 .flags = IORESOURCE_MEM, 304 }, 305 { 306 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_I2CINT0), 307 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_I2CINT0), 308 .flags = IORESOURCE_IRQ, 309 }, 310 }; 311 312 static struct platform_device da8xx_i2c_device0 = { 313 .name = "i2c_davinci", 314 .id = 1, 315 .num_resources = ARRAY_SIZE(da8xx_i2c_resources0), 316 .resource = da8xx_i2c_resources0, 317 }; 318 319 static struct resource da8xx_i2c_resources1[] = { 320 { 321 .start = DA8XX_I2C1_BASE, 322 .end = DA8XX_I2C1_BASE + SZ_4K - 1, 323 .flags = IORESOURCE_MEM, 324 }, 325 { 326 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_I2CINT1), 327 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_I2CINT1), 328 .flags = IORESOURCE_IRQ, 329 }, 330 }; 331 332 static struct platform_device da8xx_i2c_device1 = { 333 .name = "i2c_davinci", 334 .id = 2, 335 .num_resources = ARRAY_SIZE(da8xx_i2c_resources1), 336 .resource = da8xx_i2c_resources1, 337 }; 338 339 int __init da8xx_register_i2c(int instance, 340 struct davinci_i2c_platform_data *pdata) 341 { 342 struct platform_device *pdev; 343 344 if (instance == 0) 345 pdev = &da8xx_i2c_device0; 346 else if (instance == 1) 347 pdev = &da8xx_i2c_device1; 348 else 349 return -EINVAL; 350 351 pdev->dev.platform_data = pdata; 352 return platform_device_register(pdev); 353 } 354 355 static struct resource da8xx_watchdog_resources[] = { 356 { 357 .start = DA8XX_WDOG_BASE, 358 .end = DA8XX_WDOG_BASE + SZ_4K - 1, 359 .flags = IORESOURCE_MEM, 360 }, 361 }; 362 363 static struct platform_device da8xx_wdt_device = { 364 .name = "davinci-wdt", 365 .id = -1, 366 .num_resources = ARRAY_SIZE(da8xx_watchdog_resources), 367 .resource = da8xx_watchdog_resources, 368 }; 369 370 int __init da8xx_register_watchdog(void) 371 { 372 return platform_device_register(&da8xx_wdt_device); 373 } 374 375 static struct resource da8xx_emac_resources[] = { 376 { 377 .start = DA8XX_EMAC_CPPI_PORT_BASE, 378 .end = DA8XX_EMAC_CPPI_PORT_BASE + SZ_16K - 1, 379 .flags = IORESOURCE_MEM, 380 }, 381 { 382 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_RX_THRESH_PULSE), 383 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_RX_THRESH_PULSE), 384 .flags = IORESOURCE_IRQ, 385 }, 386 { 387 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_RX_PULSE), 388 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_RX_PULSE), 389 .flags = IORESOURCE_IRQ, 390 }, 391 { 392 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_TX_PULSE), 393 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_TX_PULSE), 394 .flags = IORESOURCE_IRQ, 395 }, 396 { 397 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_MISC_PULSE), 398 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_C0_MISC_PULSE), 399 .flags = IORESOURCE_IRQ, 400 }, 401 }; 402 403 struct emac_platform_data da8xx_emac_pdata = { 404 .ctrl_reg_offset = DA8XX_EMAC_CTRL_REG_OFFSET, 405 .ctrl_mod_reg_offset = DA8XX_EMAC_MOD_REG_OFFSET, 406 .ctrl_ram_offset = DA8XX_EMAC_RAM_OFFSET, 407 .ctrl_ram_size = DA8XX_EMAC_CTRL_RAM_SIZE, 408 .version = EMAC_VERSION_2, 409 }; 410 411 static struct platform_device da8xx_emac_device = { 412 .name = "davinci_emac", 413 .id = 1, 414 .dev = { 415 .platform_data = &da8xx_emac_pdata, 416 }, 417 .num_resources = ARRAY_SIZE(da8xx_emac_resources), 418 .resource = da8xx_emac_resources, 419 }; 420 421 static struct resource da8xx_mdio_resources[] = { 422 { 423 .start = DA8XX_EMAC_MDIO_BASE, 424 .end = DA8XX_EMAC_MDIO_BASE + SZ_4K - 1, 425 .flags = IORESOURCE_MEM, 426 }, 427 }; 428 429 static struct platform_device da8xx_mdio_device = { 430 .name = "davinci_mdio", 431 .id = 0, 432 .num_resources = ARRAY_SIZE(da8xx_mdio_resources), 433 .resource = da8xx_mdio_resources, 434 }; 435 436 int __init da8xx_register_emac(void) 437 { 438 int ret; 439 440 ret = platform_device_register(&da8xx_mdio_device); 441 if (ret < 0) 442 return ret; 443 444 return platform_device_register(&da8xx_emac_device); 445 } 446 447 static struct resource da830_mcasp1_resources[] = { 448 { 449 .name = "mpu", 450 .start = DAVINCI_DA830_MCASP1_REG_BASE, 451 .end = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1, 452 .flags = IORESOURCE_MEM, 453 }, 454 /* TX event */ 455 { 456 .name = "tx", 457 .start = DAVINCI_DA830_DMA_MCASP1_AXEVT, 458 .end = DAVINCI_DA830_DMA_MCASP1_AXEVT, 459 .flags = IORESOURCE_DMA, 460 }, 461 /* RX event */ 462 { 463 .name = "rx", 464 .start = DAVINCI_DA830_DMA_MCASP1_AREVT, 465 .end = DAVINCI_DA830_DMA_MCASP1_AREVT, 466 .flags = IORESOURCE_DMA, 467 }, 468 { 469 .name = "common", 470 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_MCASPINT), 471 .flags = IORESOURCE_IRQ, 472 }, 473 }; 474 475 static struct platform_device da830_mcasp1_device = { 476 .name = "davinci-mcasp", 477 .id = 1, 478 .num_resources = ARRAY_SIZE(da830_mcasp1_resources), 479 .resource = da830_mcasp1_resources, 480 }; 481 482 static struct resource da830_mcasp2_resources[] = { 483 { 484 .name = "mpu", 485 .start = DAVINCI_DA830_MCASP2_REG_BASE, 486 .end = DAVINCI_DA830_MCASP2_REG_BASE + (SZ_1K * 12) - 1, 487 .flags = IORESOURCE_MEM, 488 }, 489 /* TX event */ 490 { 491 .name = "tx", 492 .start = DAVINCI_DA830_DMA_MCASP2_AXEVT, 493 .end = DAVINCI_DA830_DMA_MCASP2_AXEVT, 494 .flags = IORESOURCE_DMA, 495 }, 496 /* RX event */ 497 { 498 .name = "rx", 499 .start = DAVINCI_DA830_DMA_MCASP2_AREVT, 500 .end = DAVINCI_DA830_DMA_MCASP2_AREVT, 501 .flags = IORESOURCE_DMA, 502 }, 503 { 504 .name = "common", 505 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_MCASPINT), 506 .flags = IORESOURCE_IRQ, 507 }, 508 }; 509 510 static struct platform_device da830_mcasp2_device = { 511 .name = "davinci-mcasp", 512 .id = 2, 513 .num_resources = ARRAY_SIZE(da830_mcasp2_resources), 514 .resource = da830_mcasp2_resources, 515 }; 516 517 static struct resource da850_mcasp_resources[] = { 518 { 519 .name = "mpu", 520 .start = DAVINCI_DA8XX_MCASP0_REG_BASE, 521 .end = DAVINCI_DA8XX_MCASP0_REG_BASE + (SZ_1K * 12) - 1, 522 .flags = IORESOURCE_MEM, 523 }, 524 /* TX event */ 525 { 526 .name = "tx", 527 .start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT, 528 .end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT, 529 .flags = IORESOURCE_DMA, 530 }, 531 /* RX event */ 532 { 533 .name = "rx", 534 .start = DAVINCI_DA8XX_DMA_MCASP0_AREVT, 535 .end = DAVINCI_DA8XX_DMA_MCASP0_AREVT, 536 .flags = IORESOURCE_DMA, 537 }, 538 { 539 .name = "common", 540 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_MCASPINT), 541 .flags = IORESOURCE_IRQ, 542 }, 543 }; 544 545 static struct platform_device da850_mcasp_device = { 546 .name = "davinci-mcasp", 547 .id = 0, 548 .num_resources = ARRAY_SIZE(da850_mcasp_resources), 549 .resource = da850_mcasp_resources, 550 }; 551 552 void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata) 553 { 554 struct platform_device *pdev; 555 556 switch (id) { 557 case 0: 558 /* Valid for DA830/OMAP-L137 or DA850/OMAP-L138 */ 559 pdev = &da850_mcasp_device; 560 break; 561 case 1: 562 /* Valid for DA830/OMAP-L137 only */ 563 if (!cpu_is_davinci_da830()) 564 return; 565 pdev = &da830_mcasp1_device; 566 break; 567 case 2: 568 /* Valid for DA830/OMAP-L137 only */ 569 if (!cpu_is_davinci_da830()) 570 return; 571 pdev = &da830_mcasp2_device; 572 break; 573 default: 574 return; 575 } 576 577 pdev->dev.platform_data = pdata; 578 platform_device_register(pdev); 579 } 580 581 static struct resource da8xx_pruss_resources[] = { 582 { 583 .start = DA8XX_PRUSS_MEM_BASE, 584 .end = DA8XX_PRUSS_MEM_BASE + 0xFFFF, 585 .flags = IORESOURCE_MEM, 586 }, 587 { 588 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT0), 589 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT0), 590 .flags = IORESOURCE_IRQ, 591 }, 592 { 593 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT1), 594 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT1), 595 .flags = IORESOURCE_IRQ, 596 }, 597 { 598 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT2), 599 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT2), 600 .flags = IORESOURCE_IRQ, 601 }, 602 { 603 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT3), 604 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT3), 605 .flags = IORESOURCE_IRQ, 606 }, 607 { 608 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT4), 609 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT4), 610 .flags = IORESOURCE_IRQ, 611 }, 612 { 613 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT5), 614 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT5), 615 .flags = IORESOURCE_IRQ, 616 }, 617 { 618 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT6), 619 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT6), 620 .flags = IORESOURCE_IRQ, 621 }, 622 { 623 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT7), 624 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_EVTOUT7), 625 .flags = IORESOURCE_IRQ, 626 }, 627 }; 628 629 static struct uio_pruss_pdata da8xx_uio_pruss_pdata = { 630 .pintc_base = 0x4000, 631 }; 632 633 static struct platform_device da8xx_uio_pruss_dev = { 634 .name = "pruss_uio", 635 .id = -1, 636 .num_resources = ARRAY_SIZE(da8xx_pruss_resources), 637 .resource = da8xx_pruss_resources, 638 .dev = { 639 .coherent_dma_mask = DMA_BIT_MASK(32), 640 .platform_data = &da8xx_uio_pruss_pdata, 641 } 642 }; 643 644 int __init da8xx_register_uio_pruss(void) 645 { 646 da8xx_uio_pruss_pdata.sram_pool = sram_get_gen_pool(); 647 return platform_device_register(&da8xx_uio_pruss_dev); 648 } 649 650 static struct lcd_ctrl_config lcd_cfg = { 651 .panel_shade = COLOR_ACTIVE, 652 .bpp = 16, 653 }; 654 655 struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata = { 656 .manu_name = "sharp", 657 .controller_data = &lcd_cfg, 658 .type = "Sharp_LCD035Q3DG01", 659 }; 660 661 struct da8xx_lcdc_platform_data sharp_lk043t1dg01_pdata = { 662 .manu_name = "sharp", 663 .controller_data = &lcd_cfg, 664 .type = "Sharp_LK043T1DG01", 665 }; 666 667 static struct resource da8xx_lcdc_resources[] = { 668 [0] = { /* registers */ 669 .start = DA8XX_LCD_CNTRL_BASE, 670 .end = DA8XX_LCD_CNTRL_BASE + SZ_4K - 1, 671 .flags = IORESOURCE_MEM, 672 }, 673 [1] = { /* interrupt */ 674 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_LCDINT), 675 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_LCDINT), 676 .flags = IORESOURCE_IRQ, 677 }, 678 }; 679 680 static struct platform_device da8xx_lcdc_device = { 681 .name = "da8xx_lcdc", 682 .id = 0, 683 .num_resources = ARRAY_SIZE(da8xx_lcdc_resources), 684 .resource = da8xx_lcdc_resources, 685 .dev = { 686 .coherent_dma_mask = DMA_BIT_MASK(32), 687 } 688 }; 689 690 int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata) 691 { 692 da8xx_lcdc_device.dev.platform_data = pdata; 693 return platform_device_register(&da8xx_lcdc_device); 694 } 695 696 static struct resource da8xx_gpio_resources[] = { 697 { /* registers */ 698 .start = DA8XX_GPIO_BASE, 699 .end = DA8XX_GPIO_BASE + SZ_4K - 1, 700 .flags = IORESOURCE_MEM, 701 }, 702 { /* interrupt */ 703 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO0), 704 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO0), 705 .flags = IORESOURCE_IRQ, 706 }, 707 { 708 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO1), 709 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO1), 710 .flags = IORESOURCE_IRQ, 711 }, 712 { 713 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO2), 714 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO2), 715 .flags = IORESOURCE_IRQ, 716 }, 717 { 718 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO3), 719 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO3), 720 .flags = IORESOURCE_IRQ, 721 }, 722 { 723 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO4), 724 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO4), 725 .flags = IORESOURCE_IRQ, 726 }, 727 { 728 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO5), 729 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO5), 730 .flags = IORESOURCE_IRQ, 731 }, 732 { 733 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO6), 734 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO6), 735 .flags = IORESOURCE_IRQ, 736 }, 737 { 738 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO7), 739 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO7), 740 .flags = IORESOURCE_IRQ, 741 }, 742 { 743 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO8), 744 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_GPIO8), 745 .flags = IORESOURCE_IRQ, 746 }, 747 }; 748 749 static struct platform_device da8xx_gpio_device = { 750 .name = "davinci_gpio", 751 .id = -1, 752 .num_resources = ARRAY_SIZE(da8xx_gpio_resources), 753 .resource = da8xx_gpio_resources, 754 }; 755 756 int __init da8xx_register_gpio(void *pdata) 757 { 758 da8xx_gpio_device.dev.platform_data = pdata; 759 return platform_device_register(&da8xx_gpio_device); 760 } 761 762 static struct resource da8xx_mmcsd0_resources[] = { 763 { /* registers */ 764 .start = DA8XX_MMCSD0_BASE, 765 .end = DA8XX_MMCSD0_BASE + SZ_4K - 1, 766 .flags = IORESOURCE_MEM, 767 }, 768 { /* interrupt */ 769 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_MMCSDINT0), 770 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_MMCSDINT0), 771 .flags = IORESOURCE_IRQ, 772 }, 773 }; 774 775 static struct platform_device da8xx_mmcsd0_device = { 776 .name = "da830-mmc", 777 .id = 0, 778 .num_resources = ARRAY_SIZE(da8xx_mmcsd0_resources), 779 .resource = da8xx_mmcsd0_resources, 780 }; 781 782 int __init da8xx_register_mmcsd0(struct davinci_mmc_config *config) 783 { 784 da8xx_mmcsd0_device.dev.platform_data = config; 785 return platform_device_register(&da8xx_mmcsd0_device); 786 } 787 788 #ifdef CONFIG_ARCH_DAVINCI_DA850 789 static struct resource da850_mmcsd1_resources[] = { 790 { /* registers */ 791 .start = DA850_MMCSD1_BASE, 792 .end = DA850_MMCSD1_BASE + SZ_4K - 1, 793 .flags = IORESOURCE_MEM, 794 }, 795 { /* interrupt */ 796 .start = DAVINCI_INTC_IRQ(IRQ_DA850_MMCSDINT0_1), 797 .end = DAVINCI_INTC_IRQ(IRQ_DA850_MMCSDINT0_1), 798 .flags = IORESOURCE_IRQ, 799 }, 800 }; 801 802 static struct platform_device da850_mmcsd1_device = { 803 .name = "da830-mmc", 804 .id = 1, 805 .num_resources = ARRAY_SIZE(da850_mmcsd1_resources), 806 .resource = da850_mmcsd1_resources, 807 }; 808 809 int __init da850_register_mmcsd1(struct davinci_mmc_config *config) 810 { 811 da850_mmcsd1_device.dev.platform_data = config; 812 return platform_device_register(&da850_mmcsd1_device); 813 } 814 #endif 815 816 static struct resource da8xx_rproc_resources[] = { 817 { /* DSP boot address */ 818 .name = "host1cfg", 819 .start = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG, 820 .end = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG + 3, 821 .flags = IORESOURCE_MEM, 822 }, 823 { /* DSP interrupt registers */ 824 .name = "chipsig", 825 .start = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG, 826 .end = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG + 7, 827 .flags = IORESOURCE_MEM, 828 }, 829 { /* DSP L2 RAM */ 830 .name = "l2sram", 831 .start = DA8XX_DSP_L2_RAM_BASE, 832 .end = DA8XX_DSP_L2_RAM_BASE + SZ_256K - 1, 833 .flags = IORESOURCE_MEM, 834 }, 835 { /* DSP L1P RAM */ 836 .name = "l1pram", 837 .start = DA8XX_DSP_L1P_RAM_BASE, 838 .end = DA8XX_DSP_L1P_RAM_BASE + SZ_32K - 1, 839 .flags = IORESOURCE_MEM, 840 }, 841 { /* DSP L1D RAM */ 842 .name = "l1dram", 843 .start = DA8XX_DSP_L1D_RAM_BASE, 844 .end = DA8XX_DSP_L1D_RAM_BASE + SZ_32K - 1, 845 .flags = IORESOURCE_MEM, 846 }, 847 { /* dsp irq */ 848 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_CHIPINT0), 849 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_CHIPINT0), 850 .flags = IORESOURCE_IRQ, 851 }, 852 }; 853 854 static struct platform_device da8xx_dsp = { 855 .name = "davinci-rproc", 856 .dev = { 857 .coherent_dma_mask = DMA_BIT_MASK(32), 858 }, 859 .num_resources = ARRAY_SIZE(da8xx_rproc_resources), 860 .resource = da8xx_rproc_resources, 861 }; 862 863 static bool rproc_mem_inited __initdata; 864 865 #if IS_ENABLED(CONFIG_DA8XX_REMOTEPROC) 866 867 static phys_addr_t rproc_base __initdata; 868 static unsigned long rproc_size __initdata; 869 870 static int __init early_rproc_mem(char *p) 871 { 872 char *endp; 873 874 if (p == NULL) 875 return 0; 876 877 rproc_size = memparse(p, &endp); 878 if (*endp == '@') 879 rproc_base = memparse(endp + 1, NULL); 880 881 return 0; 882 } 883 early_param("rproc_mem", early_rproc_mem); 884 885 void __init da8xx_rproc_reserve_cma(void) 886 { 887 int ret; 888 889 if (!rproc_base || !rproc_size) { 890 pr_err("%s: 'rproc_mem=nn@address' badly specified\n" 891 " 'nn' and 'address' must both be non-zero\n", 892 __func__); 893 894 return; 895 } 896 897 pr_info("%s: reserving 0x%lx @ 0x%lx...\n", 898 __func__, rproc_size, (unsigned long)rproc_base); 899 900 ret = dma_declare_contiguous(&da8xx_dsp.dev, rproc_size, rproc_base, 0); 901 if (ret) 902 pr_err("%s: dma_declare_contiguous failed %d\n", __func__, ret); 903 else 904 rproc_mem_inited = true; 905 } 906 907 #else 908 909 void __init da8xx_rproc_reserve_cma(void) 910 { 911 } 912 913 #endif 914 915 int __init da8xx_register_rproc(void) 916 { 917 int ret; 918 919 if (!rproc_mem_inited) { 920 pr_warn("%s: memory not reserved for DSP, not registering DSP device\n", 921 __func__); 922 return -ENOMEM; 923 } 924 925 ret = platform_device_register(&da8xx_dsp); 926 if (ret) 927 pr_err("%s: can't register DSP device: %d\n", __func__, ret); 928 929 return ret; 930 }; 931 932 static struct resource da8xx_rtc_resources[] = { 933 { 934 .start = DA8XX_RTC_BASE, 935 .end = DA8XX_RTC_BASE + SZ_4K - 1, 936 .flags = IORESOURCE_MEM, 937 }, 938 { /* timer irq */ 939 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_RTC), 940 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_RTC), 941 .flags = IORESOURCE_IRQ, 942 }, 943 { /* alarm irq */ 944 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_RTC), 945 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_RTC), 946 .flags = IORESOURCE_IRQ, 947 }, 948 }; 949 950 static struct platform_device da8xx_rtc_device = { 951 .name = "da830-rtc", 952 .id = -1, 953 .num_resources = ARRAY_SIZE(da8xx_rtc_resources), 954 .resource = da8xx_rtc_resources, 955 }; 956 957 int da8xx_register_rtc(void) 958 { 959 return platform_device_register(&da8xx_rtc_device); 960 } 961 962 static void __iomem *da8xx_ddr2_ctlr_base; 963 void __iomem * __init da8xx_get_mem_ctlr(void) 964 { 965 if (da8xx_ddr2_ctlr_base) 966 return da8xx_ddr2_ctlr_base; 967 968 da8xx_ddr2_ctlr_base = ioremap(DA8XX_DDR2_CTL_BASE, SZ_32K); 969 if (!da8xx_ddr2_ctlr_base) 970 pr_warn("%s: Unable to map DDR2 controller", __func__); 971 972 return da8xx_ddr2_ctlr_base; 973 } 974 975 static struct resource da8xx_cpuidle_resources[] = { 976 { 977 .start = DA8XX_DDR2_CTL_BASE, 978 .end = DA8XX_DDR2_CTL_BASE + SZ_32K - 1, 979 .flags = IORESOURCE_MEM, 980 }, 981 }; 982 983 /* DA8XX devices support DDR2 power down */ 984 static struct davinci_cpuidle_config da8xx_cpuidle_pdata = { 985 .ddr2_pdown = 1, 986 }; 987 988 989 static struct platform_device da8xx_cpuidle_device = { 990 .name = "cpuidle-davinci", 991 .num_resources = ARRAY_SIZE(da8xx_cpuidle_resources), 992 .resource = da8xx_cpuidle_resources, 993 .dev = { 994 .platform_data = &da8xx_cpuidle_pdata, 995 }, 996 }; 997 998 int __init da8xx_register_cpuidle(void) 999 { 1000 da8xx_cpuidle_pdata.ddr2_ctlr_base = da8xx_get_mem_ctlr(); 1001 1002 return platform_device_register(&da8xx_cpuidle_device); 1003 } 1004 1005 static struct resource da8xx_spi0_resources[] = { 1006 [0] = { 1007 .start = DA8XX_SPI0_BASE, 1008 .end = DA8XX_SPI0_BASE + SZ_4K - 1, 1009 .flags = IORESOURCE_MEM, 1010 }, 1011 [1] = { 1012 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_SPINT0), 1013 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_SPINT0), 1014 .flags = IORESOURCE_IRQ, 1015 }, 1016 }; 1017 1018 static struct resource da8xx_spi1_resources[] = { 1019 [0] = { 1020 .start = DA830_SPI1_BASE, 1021 .end = DA830_SPI1_BASE + SZ_4K - 1, 1022 .flags = IORESOURCE_MEM, 1023 }, 1024 [1] = { 1025 .start = DAVINCI_INTC_IRQ(IRQ_DA8XX_SPINT1), 1026 .end = DAVINCI_INTC_IRQ(IRQ_DA8XX_SPINT1), 1027 .flags = IORESOURCE_IRQ, 1028 }, 1029 }; 1030 1031 static struct davinci_spi_platform_data da8xx_spi_pdata[] = { 1032 [0] = { 1033 .version = SPI_VERSION_2, 1034 .intr_line = 1, 1035 .dma_event_q = EVENTQ_0, 1036 .prescaler_limit = 2, 1037 }, 1038 [1] = { 1039 .version = SPI_VERSION_2, 1040 .intr_line = 1, 1041 .dma_event_q = EVENTQ_0, 1042 .prescaler_limit = 2, 1043 }, 1044 }; 1045 1046 static struct platform_device da8xx_spi_device[] = { 1047 [0] = { 1048 .name = "spi_davinci", 1049 .id = 0, 1050 .num_resources = ARRAY_SIZE(da8xx_spi0_resources), 1051 .resource = da8xx_spi0_resources, 1052 .dev = { 1053 .platform_data = &da8xx_spi_pdata[0], 1054 }, 1055 }, 1056 [1] = { 1057 .name = "spi_davinci", 1058 .id = 1, 1059 .num_resources = ARRAY_SIZE(da8xx_spi1_resources), 1060 .resource = da8xx_spi1_resources, 1061 .dev = { 1062 .platform_data = &da8xx_spi_pdata[1], 1063 }, 1064 }, 1065 }; 1066 1067 int __init da8xx_register_spi_bus(int instance, unsigned num_chipselect) 1068 { 1069 if (instance < 0 || instance > 1) 1070 return -EINVAL; 1071 1072 da8xx_spi_pdata[instance].num_chipselect = num_chipselect; 1073 1074 if (instance == 1 && cpu_is_davinci_da850()) { 1075 da8xx_spi1_resources[0].start = DA850_SPI1_BASE; 1076 da8xx_spi1_resources[0].end = DA850_SPI1_BASE + SZ_4K - 1; 1077 } 1078 1079 return platform_device_register(&da8xx_spi_device[instance]); 1080 } 1081 1082 #ifdef CONFIG_ARCH_DAVINCI_DA850 1083 int __init da850_register_sata_refclk(int rate) 1084 { 1085 struct clk *clk; 1086 1087 clk = clk_register_fixed_rate(NULL, "sata_refclk", NULL, 0, rate); 1088 if (IS_ERR(clk)) 1089 return PTR_ERR(clk); 1090 1091 return clk_register_clkdev(clk, "refclk", "ahci_da850"); 1092 } 1093 1094 static struct resource da850_sata_resources[] = { 1095 { 1096 .start = DA850_SATA_BASE, 1097 .end = DA850_SATA_BASE + 0x1fff, 1098 .flags = IORESOURCE_MEM, 1099 }, 1100 { 1101 .start = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG, 1102 .end = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG + 0x3, 1103 .flags = IORESOURCE_MEM, 1104 }, 1105 { 1106 .start = DAVINCI_INTC_IRQ(IRQ_DA850_SATAINT), 1107 .flags = IORESOURCE_IRQ, 1108 }, 1109 }; 1110 1111 static u64 da850_sata_dmamask = DMA_BIT_MASK(32); 1112 1113 static struct platform_device da850_sata_device = { 1114 .name = "ahci_da850", 1115 .id = -1, 1116 .dev = { 1117 .dma_mask = &da850_sata_dmamask, 1118 .coherent_dma_mask = DMA_BIT_MASK(32), 1119 }, 1120 .num_resources = ARRAY_SIZE(da850_sata_resources), 1121 .resource = da850_sata_resources, 1122 }; 1123 1124 int __init da850_register_sata(unsigned long refclkpn) 1125 { 1126 int ret; 1127 1128 ret = da850_register_sata_refclk(refclkpn); 1129 if (ret) 1130 return ret; 1131 1132 return platform_device_register(&da850_sata_device); 1133 } 1134 #endif 1135 1136 static struct regmap *da8xx_cfgchip; 1137 1138 static const struct regmap_config da8xx_cfgchip_config __initconst = { 1139 .name = "cfgchip", 1140 .reg_bits = 32, 1141 .val_bits = 32, 1142 .reg_stride = 4, 1143 .max_register = DA8XX_CFGCHIP4_REG - DA8XX_CFGCHIP0_REG, 1144 }; 1145 1146 /** 1147 * da8xx_get_cfgchip - Lazy gets CFGCHIP as regmap 1148 * 1149 * This is for use on non-DT boards only. For DT boards, use 1150 * syscon_regmap_lookup_by_compatible("ti,da830-cfgchip") 1151 * 1152 * Returns: Pointer to the CFGCHIP regmap or negative error code. 1153 */ 1154 struct regmap * __init da8xx_get_cfgchip(void) 1155 { 1156 if (IS_ERR_OR_NULL(da8xx_cfgchip)) 1157 da8xx_cfgchip = regmap_init_mmio(NULL, 1158 DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP0_REG), 1159 &da8xx_cfgchip_config); 1160 1161 return da8xx_cfgchip; 1162 } 1163