1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * SH7786 Setup 4 * 5 * Copyright (C) 2009 - 2011 Renesas Solutions Corp. 6 * Kuninori Morimoto <morimoto.kuninori@renesas.com> 7 * Paul Mundt <paul.mundt@renesas.com> 8 * 9 * Based on SH7785 Setup 10 * 11 * Copyright (C) 2007 Paul Mundt 12 */ 13 #include <linux/platform_device.h> 14 #include <linux/init.h> 15 #include <linux/serial.h> 16 #include <linux/serial_sci.h> 17 #include <linux/io.h> 18 #include <linux/mm.h> 19 #include <linux/dma-mapping.h> 20 #include <linux/sh_timer.h> 21 #include <linux/sh_dma.h> 22 #include <linux/sh_intc.h> 23 #include <linux/usb/ohci_pdriver.h> 24 #include <cpu/dma-register.h> 25 #include <asm/mmzone.h> 26 #include <asm/platform_early.h> 27 28 static struct plat_sci_port scif0_platform_data = { 29 .scscr = SCSCR_REIE | SCSCR_CKE1, 30 .type = PORT_SCIF, 31 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 32 }; 33 34 static struct resource scif0_resources[] = { 35 DEFINE_RES_MEM(0xffea0000, 0x100), 36 DEFINE_RES_IRQ(evt2irq(0x700)), 37 DEFINE_RES_IRQ(evt2irq(0x720)), 38 DEFINE_RES_IRQ(evt2irq(0x760)), 39 DEFINE_RES_IRQ(evt2irq(0x740)), 40 }; 41 42 static struct platform_device scif0_device = { 43 .name = "sh-sci", 44 .id = 0, 45 .resource = scif0_resources, 46 .num_resources = ARRAY_SIZE(scif0_resources), 47 .dev = { 48 .platform_data = &scif0_platform_data, 49 }, 50 }; 51 52 /* 53 * The rest of these all have multiplexed IRQs 54 */ 55 static struct plat_sci_port scif1_platform_data = { 56 .scscr = SCSCR_REIE | SCSCR_CKE1, 57 .type = PORT_SCIF, 58 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 59 }; 60 61 static struct resource scif1_resources[] = { 62 DEFINE_RES_MEM(0xffeb0000, 0x100), 63 DEFINE_RES_IRQ(evt2irq(0x780)), 64 }; 65 66 static struct resource scif1_demux_resources[] = { 67 DEFINE_RES_MEM(0xffeb0000, 0x100), 68 /* Placeholders, see sh7786_devices_setup() */ 69 DEFINE_RES_IRQ(0), 70 DEFINE_RES_IRQ(0), 71 DEFINE_RES_IRQ(0), 72 DEFINE_RES_IRQ(0), 73 }; 74 75 static struct platform_device scif1_device = { 76 .name = "sh-sci", 77 .id = 1, 78 .resource = scif1_resources, 79 .num_resources = ARRAY_SIZE(scif1_resources), 80 .dev = { 81 .platform_data = &scif1_platform_data, 82 }, 83 }; 84 85 static struct plat_sci_port scif2_platform_data = { 86 .scscr = SCSCR_REIE | SCSCR_CKE1, 87 .type = PORT_SCIF, 88 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 89 }; 90 91 static struct resource scif2_resources[] = { 92 DEFINE_RES_MEM(0xffec0000, 0x100), 93 DEFINE_RES_IRQ(evt2irq(0x840)), 94 }; 95 96 static struct platform_device scif2_device = { 97 .name = "sh-sci", 98 .id = 2, 99 .resource = scif2_resources, 100 .num_resources = ARRAY_SIZE(scif2_resources), 101 .dev = { 102 .platform_data = &scif2_platform_data, 103 }, 104 }; 105 106 static struct plat_sci_port scif3_platform_data = { 107 .scscr = SCSCR_REIE | SCSCR_CKE1, 108 .type = PORT_SCIF, 109 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 110 }; 111 112 static struct resource scif3_resources[] = { 113 DEFINE_RES_MEM(0xffed0000, 0x100), 114 DEFINE_RES_IRQ(evt2irq(0x860)), 115 }; 116 117 static struct platform_device scif3_device = { 118 .name = "sh-sci", 119 .id = 3, 120 .resource = scif3_resources, 121 .num_resources = ARRAY_SIZE(scif3_resources), 122 .dev = { 123 .platform_data = &scif3_platform_data, 124 }, 125 }; 126 127 static struct plat_sci_port scif4_platform_data = { 128 .scscr = SCSCR_REIE | SCSCR_CKE1, 129 .type = PORT_SCIF, 130 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 131 }; 132 133 static struct resource scif4_resources[] = { 134 DEFINE_RES_MEM(0xffee0000, 0x100), 135 DEFINE_RES_IRQ(evt2irq(0x880)), 136 }; 137 138 static struct platform_device scif4_device = { 139 .name = "sh-sci", 140 .id = 4, 141 .resource = scif4_resources, 142 .num_resources = ARRAY_SIZE(scif4_resources), 143 .dev = { 144 .platform_data = &scif4_platform_data, 145 }, 146 }; 147 148 static struct plat_sci_port scif5_platform_data = { 149 .scscr = SCSCR_REIE | SCSCR_CKE1, 150 .type = PORT_SCIF, 151 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 152 }; 153 154 static struct resource scif5_resources[] = { 155 DEFINE_RES_MEM(0xffef0000, 0x100), 156 DEFINE_RES_IRQ(evt2irq(0x8a0)), 157 }; 158 159 static struct platform_device scif5_device = { 160 .name = "sh-sci", 161 .id = 5, 162 .resource = scif5_resources, 163 .num_resources = ARRAY_SIZE(scif5_resources), 164 .dev = { 165 .platform_data = &scif5_platform_data, 166 }, 167 }; 168 169 static struct sh_timer_config tmu0_platform_data = { 170 .channels_mask = 7, 171 }; 172 173 static struct resource tmu0_resources[] = { 174 DEFINE_RES_MEM(0xffd80000, 0x30), 175 DEFINE_RES_IRQ(evt2irq(0x400)), 176 DEFINE_RES_IRQ(evt2irq(0x420)), 177 DEFINE_RES_IRQ(evt2irq(0x440)), 178 }; 179 180 static struct platform_device tmu0_device = { 181 .name = "sh-tmu", 182 .id = 0, 183 .dev = { 184 .platform_data = &tmu0_platform_data, 185 }, 186 .resource = tmu0_resources, 187 .num_resources = ARRAY_SIZE(tmu0_resources), 188 }; 189 190 static struct sh_timer_config tmu1_platform_data = { 191 .channels_mask = 7, 192 }; 193 194 static struct resource tmu1_resources[] = { 195 DEFINE_RES_MEM(0xffda0000, 0x2c), 196 DEFINE_RES_IRQ(evt2irq(0x480)), 197 DEFINE_RES_IRQ(evt2irq(0x4a0)), 198 DEFINE_RES_IRQ(evt2irq(0x4c0)), 199 }; 200 201 static struct platform_device tmu1_device = { 202 .name = "sh-tmu", 203 .id = 1, 204 .dev = { 205 .platform_data = &tmu1_platform_data, 206 }, 207 .resource = tmu1_resources, 208 .num_resources = ARRAY_SIZE(tmu1_resources), 209 }; 210 211 static struct sh_timer_config tmu2_platform_data = { 212 .channels_mask = 7, 213 }; 214 215 static struct resource tmu2_resources[] = { 216 DEFINE_RES_MEM(0xffdc0000, 0x2c), 217 DEFINE_RES_IRQ(evt2irq(0x7a0)), 218 DEFINE_RES_IRQ(evt2irq(0x7a0)), 219 DEFINE_RES_IRQ(evt2irq(0x7a0)), 220 }; 221 222 static struct platform_device tmu2_device = { 223 .name = "sh-tmu", 224 .id = 2, 225 .dev = { 226 .platform_data = &tmu2_platform_data, 227 }, 228 .resource = tmu2_resources, 229 .num_resources = ARRAY_SIZE(tmu2_resources), 230 }; 231 232 static struct sh_timer_config tmu3_platform_data = { 233 .channels_mask = 7, 234 }; 235 236 static struct resource tmu3_resources[] = { 237 DEFINE_RES_MEM(0xffde0000, 0x2c), 238 DEFINE_RES_IRQ(evt2irq(0x7c0)), 239 DEFINE_RES_IRQ(evt2irq(0x7c0)), 240 DEFINE_RES_IRQ(evt2irq(0x7c0)), 241 }; 242 243 static struct platform_device tmu3_device = { 244 .name = "sh-tmu", 245 .id = 3, 246 .dev = { 247 .platform_data = &tmu3_platform_data, 248 }, 249 .resource = tmu3_resources, 250 .num_resources = ARRAY_SIZE(tmu3_resources), 251 }; 252 253 static const struct sh_dmae_channel dmac0_channels[] = { 254 { 255 .offset = 0, 256 .dmars = 0, 257 .dmars_bit = 0, 258 }, { 259 .offset = 0x10, 260 .dmars = 0, 261 .dmars_bit = 8, 262 }, { 263 .offset = 0x20, 264 .dmars = 4, 265 .dmars_bit = 0, 266 }, { 267 .offset = 0x30, 268 .dmars = 4, 269 .dmars_bit = 8, 270 }, { 271 .offset = 0x50, 272 .dmars = 8, 273 .dmars_bit = 0, 274 }, { 275 .offset = 0x60, 276 .dmars = 8, 277 .dmars_bit = 8, 278 } 279 }; 280 281 static const unsigned int ts_shift[] = TS_SHIFT; 282 283 static struct sh_dmae_pdata dma0_platform_data = { 284 .channel = dmac0_channels, 285 .channel_num = ARRAY_SIZE(dmac0_channels), 286 .ts_low_shift = CHCR_TS_LOW_SHIFT, 287 .ts_low_mask = CHCR_TS_LOW_MASK, 288 .ts_high_shift = CHCR_TS_HIGH_SHIFT, 289 .ts_high_mask = CHCR_TS_HIGH_MASK, 290 .ts_shift = ts_shift, 291 .ts_shift_num = ARRAY_SIZE(ts_shift), 292 .dmaor_init = DMAOR_INIT, 293 }; 294 295 /* Resource order important! */ 296 static struct resource dmac0_resources[] = { 297 { 298 /* Channel registers and DMAOR */ 299 .start = 0xfe008020, 300 .end = 0xfe00808f, 301 .flags = IORESOURCE_MEM, 302 }, { 303 /* DMARSx */ 304 .start = 0xfe009000, 305 .end = 0xfe00900b, 306 .flags = IORESOURCE_MEM, 307 }, { 308 .name = "error_irq", 309 .start = evt2irq(0x5c0), 310 .end = evt2irq(0x5c0), 311 .flags = IORESOURCE_IRQ, 312 }, { 313 /* IRQ for channels 0-5 */ 314 .start = evt2irq(0x500), 315 .end = evt2irq(0x5a0), 316 .flags = IORESOURCE_IRQ, 317 }, 318 }; 319 320 static struct platform_device dma0_device = { 321 .name = "sh-dma-engine", 322 .id = 0, 323 .resource = dmac0_resources, 324 .num_resources = ARRAY_SIZE(dmac0_resources), 325 .dev = { 326 .platform_data = &dma0_platform_data, 327 }, 328 }; 329 330 #define USB_EHCI_START 0xffe70000 331 #define USB_OHCI_START 0xffe70400 332 333 static struct resource usb_ehci_resources[] = { 334 [0] = { 335 .start = USB_EHCI_START, 336 .end = USB_EHCI_START + 0x3ff, 337 .flags = IORESOURCE_MEM, 338 }, 339 [1] = { 340 .start = evt2irq(0xba0), 341 .end = evt2irq(0xba0), 342 .flags = IORESOURCE_IRQ, 343 }, 344 }; 345 346 static struct platform_device usb_ehci_device = { 347 .name = "sh_ehci", 348 .id = -1, 349 .dev = { 350 .dma_mask = &usb_ehci_device.dev.coherent_dma_mask, 351 .coherent_dma_mask = DMA_BIT_MASK(32), 352 }, 353 .num_resources = ARRAY_SIZE(usb_ehci_resources), 354 .resource = usb_ehci_resources, 355 }; 356 357 static struct resource usb_ohci_resources[] = { 358 [0] = { 359 .start = USB_OHCI_START, 360 .end = USB_OHCI_START + 0x3ff, 361 .flags = IORESOURCE_MEM, 362 }, 363 [1] = { 364 .start = evt2irq(0xba0), 365 .end = evt2irq(0xba0), 366 .flags = IORESOURCE_IRQ, 367 }, 368 }; 369 370 static struct usb_ohci_pdata usb_ohci_pdata; 371 372 static struct platform_device usb_ohci_device = { 373 .name = "ohci-platform", 374 .id = -1, 375 .dev = { 376 .dma_mask = &usb_ohci_device.dev.coherent_dma_mask, 377 .coherent_dma_mask = DMA_BIT_MASK(32), 378 .platform_data = &usb_ohci_pdata, 379 }, 380 .num_resources = ARRAY_SIZE(usb_ohci_resources), 381 .resource = usb_ohci_resources, 382 }; 383 384 static struct platform_device *sh7786_early_devices[] __initdata = { 385 &scif0_device, 386 &scif1_device, 387 &scif2_device, 388 &scif3_device, 389 &scif4_device, 390 &scif5_device, 391 &tmu0_device, 392 &tmu1_device, 393 &tmu2_device, 394 &tmu3_device, 395 }; 396 397 static struct platform_device *sh7786_devices[] __initdata = { 398 &dma0_device, 399 &usb_ehci_device, 400 &usb_ohci_device, 401 }; 402 403 #define USBINITREG1 0xffe70094 404 #define USBINITREG2 0xffe7009c 405 #define USBINITVAL1 0x00ff0040 406 #define USBINITVAL2 0x00000001 407 408 #define USBPCTL1 0xffe70804 409 #define USBST 0xffe70808 410 #define PHY_ENB 0x00000001 411 #define PLL_ENB 0x00000002 412 #define PHY_RST 0x00000004 413 #define ACT_PLL_STATUS 0xc0000000 414 415 static void __init sh7786_usb_setup(void) 416 { 417 int i = 1000000; 418 419 /* 420 * USB initial settings 421 * 422 * The following settings are necessary 423 * for using the USB modules. 424 * 425 * see "USB Initial Settings" for detail 426 */ 427 __raw_writel(USBINITVAL1, USBINITREG1); 428 __raw_writel(USBINITVAL2, USBINITREG2); 429 430 /* 431 * Set the PHY and PLL enable bit 432 */ 433 __raw_writel(PHY_ENB | PLL_ENB, USBPCTL1); 434 while (i--) { 435 if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) { 436 /* Set the PHY RST bit */ 437 __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1); 438 printk(KERN_INFO "sh7786 usb setup done\n"); 439 break; 440 } 441 cpu_relax(); 442 } 443 } 444 445 enum { 446 UNUSED = 0, 447 448 /* interrupt sources */ 449 IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, 450 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, 451 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, 452 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 453 454 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, 455 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, 456 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, 457 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 458 459 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 460 WDT, 461 TMU0_0, TMU0_1, TMU0_2, TMU0_3, 462 TMU1_0, TMU1_1, TMU1_2, 463 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6, 464 HUDI1, HUDI0, 465 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3, 466 HPB_0, HPB_1, HPB_2, 467 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3, 468 SCIF1, 469 TMU2, TMU3, 470 SCIF2, SCIF3, SCIF4, SCIF5, 471 Eth_0, Eth_1, 472 PCIeC0_0, PCIeC0_1, PCIeC0_2, 473 PCIeC1_0, PCIeC1_1, PCIeC1_2, 474 USB, 475 I2C0, I2C1, 476 DU, 477 SSI0, SSI1, SSI2, SSI3, 478 PCIeC2_0, PCIeC2_1, PCIeC2_2, 479 HAC0, HAC1, 480 FLCTL, 481 HSPI, 482 GPIO0, GPIO1, 483 Thermal, 484 INTICI0, INTICI1, INTICI2, INTICI3, 485 INTICI4, INTICI5, INTICI6, INTICI7, 486 487 /* Muxed sub-events */ 488 TXI1, BRI1, RXI1, ERI1, 489 }; 490 491 static struct intc_vect sh7786_vectors[] __initdata = { 492 INTC_VECT(WDT, 0x3e0), 493 INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420), 494 INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460), 495 INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0), 496 INTC_VECT(TMU1_2, 0x4c0), 497 INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520), 498 INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560), 499 INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0), 500 INTC_VECT(DMAC0_6, 0x5c0), 501 INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600), 502 INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640), 503 INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680), 504 INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0), 505 INTC_VECT(HPB_2, 0x6e0), 506 INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720), 507 INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760), 508 INTC_VECT(SCIF1, 0x780), 509 INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0), 510 INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860), 511 INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0), 512 INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0), 513 INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00), 514 INTC_VECT(PCIeC0_2, 0xb20), 515 INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60), 516 INTC_VECT(PCIeC1_2, 0xb80), 517 INTC_VECT(USB, 0xba0), 518 INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0), 519 INTC_VECT(DU, 0xd00), 520 INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40), 521 INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80), 522 INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0), 523 INTC_VECT(PCIeC2_2, 0xde0), 524 INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20), 525 INTC_VECT(FLCTL, 0xe40), 526 INTC_VECT(HSPI, 0xe80), 527 INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0), 528 INTC_VECT(Thermal, 0xee0), 529 INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20), 530 INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60), 531 INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0), 532 INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0), 533 }; 534 535 #define CnINTMSK0 0xfe410030 536 #define CnINTMSK1 0xfe410040 537 #define CnINTMSKCLR0 0xfe410050 538 #define CnINTMSKCLR1 0xfe410060 539 #define CnINT2MSKR0 0xfe410a20 540 #define CnINT2MSKR1 0xfe410a24 541 #define CnINT2MSKR2 0xfe410a28 542 #define CnINT2MSKR3 0xfe410a2c 543 #define CnINT2MSKCR0 0xfe410a30 544 #define CnINT2MSKCR1 0xfe410a34 545 #define CnINT2MSKCR2 0xfe410a38 546 #define CnINT2MSKCR3 0xfe410a3c 547 #define INTMSK2 0xfe410068 548 #define INTMSKCLR2 0xfe41006c 549 550 #define INTDISTCR0 0xfe4100b0 551 #define INTDISTCR1 0xfe4100b4 552 #define INT2DISTCR0 0xfe410900 553 #define INT2DISTCR1 0xfe410904 554 #define INT2DISTCR2 0xfe410908 555 #define INT2DISTCR3 0xfe41090c 556 557 static struct intc_mask_reg sh7786_mask_registers[] __initdata = { 558 { CnINTMSK0, CnINTMSKCLR0, 32, 559 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 }, 560 INTC_SMP_BALANCING(INTDISTCR0) }, 561 { INTMSK2, INTMSKCLR2, 32, 562 { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, 563 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, 564 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, 565 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0, 566 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, 567 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, 568 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, 569 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } }, 570 { CnINT2MSKR0, CnINT2MSKCR0 , 32, 571 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 572 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT }, 573 INTC_SMP_BALANCING(INT2DISTCR0) }, 574 { CnINT2MSKR1, CnINT2MSKCR1, 32, 575 { TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0, 576 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6, 577 HUDI1, HUDI0, 578 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3, 579 HPB_0, HPB_1, HPB_2, 580 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3, 581 SCIF1, 582 TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) }, 583 { CnINT2MSKR2, CnINT2MSKCR2, 32, 584 { 0, 0, SCIF2, SCIF3, SCIF4, SCIF5, 585 Eth_0, Eth_1, 586 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 587 PCIeC0_0, PCIeC0_1, PCIeC0_2, 588 PCIeC1_0, PCIeC1_1, PCIeC1_2, 589 USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) }, 590 { CnINT2MSKR3, CnINT2MSKCR3, 32, 591 { 0, 0, 0, 0, 0, 0, 592 I2C0, I2C1, 593 DU, SSI0, SSI1, SSI2, SSI3, 594 PCIeC2_0, PCIeC2_1, PCIeC2_2, 595 HAC0, HAC1, 596 FLCTL, 0, 597 HSPI, GPIO0, GPIO1, Thermal, 598 0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) }, 599 }; 600 601 static struct intc_prio_reg sh7786_prio_registers[] __initdata = { 602 { 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, 603 IRQ4, IRQ5, IRQ6, IRQ7 } }, 604 { 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } }, 605 { 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1, 606 TMU0_2, TMU0_3 } }, 607 { 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1, 608 TMU1_2, 0 } }, 609 { 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1, 610 DMAC0_2, DMAC0_3 } }, 611 { 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5, 612 DMAC0_6, HUDI1 } }, 613 { 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0, 614 DMAC1_1, DMAC1_2 } }, 615 { 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0, 616 HPB_1, HPB_2 } }, 617 { 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1, 618 SCIF0_2, SCIF0_3 } }, 619 { 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } }, 620 { 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } }, 621 { 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5, 622 Eth_0, Eth_1 } }, 623 { 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } }, 624 { 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } }, 625 { 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } }, 626 { 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } }, 627 { 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2, 628 PCIeC1_0, PCIeC1_1 } }, 629 { 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } }, 630 { 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } }, 631 { 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } }, 632 { 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } }, 633 { 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0, 634 PCIeC2_1, PCIeC2_2 } }, 635 { 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } }, 636 { 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0, 637 GPIO1, Thermal } }, 638 { 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } }, 639 { 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } }, 640 { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */ 641 { INTICI7, INTICI6, INTICI5, INTICI4, 642 INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) }, 643 }; 644 645 static struct intc_subgroup sh7786_subgroups[] __initdata = { 646 { 0xfe410c20, 32, SCIF1, 647 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 648 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } }, 649 }; 650 651 static struct intc_desc sh7786_intc_desc __initdata = { 652 .name = "sh7786", 653 .hw = { 654 .vectors = sh7786_vectors, 655 .nr_vectors = ARRAY_SIZE(sh7786_vectors), 656 .mask_regs = sh7786_mask_registers, 657 .nr_mask_regs = ARRAY_SIZE(sh7786_mask_registers), 658 .subgroups = sh7786_subgroups, 659 .nr_subgroups = ARRAY_SIZE(sh7786_subgroups), 660 .prio_regs = sh7786_prio_registers, 661 .nr_prio_regs = ARRAY_SIZE(sh7786_prio_registers), 662 }, 663 }; 664 665 /* Support for external interrupt pins in IRQ mode */ 666 static struct intc_vect vectors_irq0123[] __initdata = { 667 INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240), 668 INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0), 669 }; 670 671 static struct intc_vect vectors_irq4567[] __initdata = { 672 INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340), 673 INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0), 674 }; 675 676 static struct intc_sense_reg sh7786_sense_registers[] __initdata = { 677 { 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, 678 IRQ4, IRQ5, IRQ6, IRQ7 } }, 679 }; 680 681 static struct intc_mask_reg sh7786_ack_registers[] __initdata = { 682 { 0xfe410024, 0, 32, /* INTREQ */ 683 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, 684 }; 685 686 static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123", 687 vectors_irq0123, NULL, sh7786_mask_registers, 688 sh7786_prio_registers, sh7786_sense_registers, 689 sh7786_ack_registers); 690 691 static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567", 692 vectors_irq4567, NULL, sh7786_mask_registers, 693 sh7786_prio_registers, sh7786_sense_registers, 694 sh7786_ack_registers); 695 696 /* External interrupt pins in IRL mode */ 697 698 static struct intc_vect vectors_irl0123[] __initdata = { 699 INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220), 700 INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260), 701 INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0), 702 INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0), 703 INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320), 704 INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360), 705 INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0), 706 INTC_VECT(IRL0_HHHL, 0x3c0), 707 }; 708 709 static struct intc_vect vectors_irl4567[] __initdata = { 710 INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920), 711 INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960), 712 INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0), 713 INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0), 714 INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20), 715 INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60), 716 INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0), 717 INTC_VECT(IRL4_HHHL, 0xac0), 718 }; 719 720 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123, 721 NULL, sh7786_mask_registers, NULL, NULL); 722 723 static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567, 724 NULL, sh7786_mask_registers, NULL, NULL); 725 726 #define INTC_ICR0 0xfe410000 727 #define INTC_INTMSK0 CnINTMSK0 728 #define INTC_INTMSK1 CnINTMSK1 729 #define INTC_INTMSK2 INTMSK2 730 #define INTC_INTMSKCLR1 CnINTMSKCLR1 731 #define INTC_INTMSKCLR2 INTMSKCLR2 732 733 void __init plat_irq_setup(void) 734 { 735 /* disable IRQ3-0 + IRQ7-4 */ 736 __raw_writel(0xff000000, INTC_INTMSK0); 737 738 /* disable IRL3-0 + IRL7-4 */ 739 __raw_writel(0xc0000000, INTC_INTMSK1); 740 __raw_writel(0xfffefffe, INTC_INTMSK2); 741 742 /* select IRL mode for IRL3-0 + IRL7-4 */ 743 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0); 744 745 register_intc_controller(&sh7786_intc_desc); 746 } 747 748 void __init plat_irq_setup_pins(int mode) 749 { 750 switch (mode) { 751 case IRQ_MODE_IRQ7654: 752 /* select IRQ mode for IRL7-4 */ 753 __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0); 754 register_intc_controller(&intc_desc_irq4567); 755 break; 756 case IRQ_MODE_IRQ3210: 757 /* select IRQ mode for IRL3-0 */ 758 __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0); 759 register_intc_controller(&intc_desc_irq0123); 760 break; 761 case IRQ_MODE_IRL7654: 762 /* enable IRL7-4 but don't provide any masking */ 763 __raw_writel(0x40000000, INTC_INTMSKCLR1); 764 __raw_writel(0x0000fffe, INTC_INTMSKCLR2); 765 break; 766 case IRQ_MODE_IRL3210: 767 /* enable IRL0-3 but don't provide any masking */ 768 __raw_writel(0x80000000, INTC_INTMSKCLR1); 769 __raw_writel(0xfffe0000, INTC_INTMSKCLR2); 770 break; 771 case IRQ_MODE_IRL7654_MASK: 772 /* enable IRL7-4 and mask using cpu intc controller */ 773 __raw_writel(0x40000000, INTC_INTMSKCLR1); 774 register_intc_controller(&intc_desc_irl4567); 775 break; 776 case IRQ_MODE_IRL3210_MASK: 777 /* enable IRL0-3 and mask using cpu intc controller */ 778 __raw_writel(0x80000000, INTC_INTMSKCLR1); 779 register_intc_controller(&intc_desc_irl0123); 780 break; 781 default: 782 BUG(); 783 } 784 } 785 786 void __init plat_mem_setup(void) 787 { 788 } 789 790 static int __init sh7786_devices_setup(void) 791 { 792 int ret, irq; 793 794 sh7786_usb_setup(); 795 796 /* 797 * De-mux SCIF1 IRQs if possible 798 */ 799 irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1); 800 if (irq > 0) { 801 scif1_demux_resources[1].start = 802 intc_irq_lookup(sh7786_intc_desc.name, ERI1); 803 scif1_demux_resources[2].start = 804 intc_irq_lookup(sh7786_intc_desc.name, RXI1); 805 scif1_demux_resources[3].start = irq; 806 scif1_demux_resources[4].start = 807 intc_irq_lookup(sh7786_intc_desc.name, BRI1); 808 809 scif1_device.resource = scif1_demux_resources; 810 scif1_device.num_resources = ARRAY_SIZE(scif1_demux_resources); 811 } 812 813 ret = platform_add_devices(sh7786_early_devices, 814 ARRAY_SIZE(sh7786_early_devices)); 815 if (unlikely(ret != 0)) 816 return ret; 817 818 return platform_add_devices(sh7786_devices, 819 ARRAY_SIZE(sh7786_devices)); 820 } 821 arch_initcall(sh7786_devices_setup); 822 823 void __init plat_early_device_setup(void) 824 { 825 sh_early_platform_add_devices(sh7786_early_devices, 826 ARRAY_SIZE(sh7786_early_devices)); 827 } 828