1/* 2 * SH7786 Setup 3 * 4 * Copyright (C) 2009 - 2011 Renesas Solutions Corp. 5 * Kuninori Morimoto <morimoto.kuninori@renesas.com> 6 * Paul Mundt <paul.mundt@renesas.com> 7 * 8 * Based on SH7785 Setup 9 * 10 * Copyright (C) 2007 Paul Mundt 11 * 12 * This file is subject to the terms and conditions of the GNU General Public 13 * License. See the file "COPYING" in the main directory of this archive 14 * for more details. 15 */ 16#include <linux/platform_device.h> 17#include <linux/init.h> 18#include <linux/serial.h> 19#include <linux/serial_sci.h> 20#include <linux/io.h> 21#include <linux/mm.h> 22#include <linux/dma-mapping.h> 23#include <linux/sh_timer.h> 24#include <linux/sh_dma.h> 25#include <linux/sh_intc.h> 26#include <linux/usb/ohci_pdriver.h> 27#include <cpu/dma-register.h> 28#include <asm/mmzone.h> 29 30static struct plat_sci_port scif0_platform_data = { 31 .flags = UPF_BOOT_AUTOCONF, 32 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 33 .type = PORT_SCIF, 34 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 35}; 36 37static struct resource scif0_resources[] = { 38 DEFINE_RES_MEM(0xffea0000, 0x100), 39 DEFINE_RES_IRQ(evt2irq(0x700)), 40 DEFINE_RES_IRQ(evt2irq(0x720)), 41 DEFINE_RES_IRQ(evt2irq(0x760)), 42 DEFINE_RES_IRQ(evt2irq(0x740)), 43}; 44 45static struct platform_device scif0_device = { 46 .name = "sh-sci", 47 .id = 0, 48 .resource = scif0_resources, 49 .num_resources = ARRAY_SIZE(scif0_resources), 50 .dev = { 51 .platform_data = &scif0_platform_data, 52 }, 53}; 54 55/* 56 * The rest of these all have multiplexed IRQs 57 */ 58static struct plat_sci_port scif1_platform_data = { 59 .flags = UPF_BOOT_AUTOCONF, 60 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 61 .type = PORT_SCIF, 62 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 63}; 64 65static struct resource scif1_resources[] = { 66 DEFINE_RES_MEM(0xffeb0000, 0x100), 67 DEFINE_RES_IRQ(evt2irq(0x780)), 68}; 69 70static struct resource scif1_demux_resources[] = { 71 DEFINE_RES_MEM(0xffeb0000, 0x100), 72 /* Placeholders, see sh7786_devices_setup() */ 73 DEFINE_RES_IRQ(0), 74 DEFINE_RES_IRQ(0), 75 DEFINE_RES_IRQ(0), 76 DEFINE_RES_IRQ(0), 77}; 78 79static struct platform_device scif1_device = { 80 .name = "sh-sci", 81 .id = 1, 82 .resource = scif1_resources, 83 .num_resources = ARRAY_SIZE(scif1_resources), 84 .dev = { 85 .platform_data = &scif1_platform_data, 86 }, 87}; 88 89static struct plat_sci_port scif2_platform_data = { 90 .flags = UPF_BOOT_AUTOCONF, 91 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 92 .type = PORT_SCIF, 93 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 94}; 95 96static struct resource scif2_resources[] = { 97 DEFINE_RES_MEM(0xffec0000, 0x100), 98 DEFINE_RES_IRQ(evt2irq(0x840)), 99}; 100 101static struct platform_device scif2_device = { 102 .name = "sh-sci", 103 .id = 2, 104 .resource = scif2_resources, 105 .num_resources = ARRAY_SIZE(scif2_resources), 106 .dev = { 107 .platform_data = &scif2_platform_data, 108 }, 109}; 110 111static struct plat_sci_port scif3_platform_data = { 112 .flags = UPF_BOOT_AUTOCONF, 113 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 114 .type = PORT_SCIF, 115 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 116}; 117 118static struct resource scif3_resources[] = { 119 DEFINE_RES_MEM(0xffed0000, 0x100), 120 DEFINE_RES_IRQ(evt2irq(0x860)), 121}; 122 123static struct platform_device scif3_device = { 124 .name = "sh-sci", 125 .id = 3, 126 .resource = scif3_resources, 127 .num_resources = ARRAY_SIZE(scif3_resources), 128 .dev = { 129 .platform_data = &scif3_platform_data, 130 }, 131}; 132 133static struct plat_sci_port scif4_platform_data = { 134 .flags = UPF_BOOT_AUTOCONF, 135 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 136 .type = PORT_SCIF, 137 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 138}; 139 140static struct resource scif4_resources[] = { 141 DEFINE_RES_MEM(0xffee0000, 0x100), 142 DEFINE_RES_IRQ(evt2irq(0x880)), 143}; 144 145static struct platform_device scif4_device = { 146 .name = "sh-sci", 147 .id = 4, 148 .resource = scif4_resources, 149 .num_resources = ARRAY_SIZE(scif4_resources), 150 .dev = { 151 .platform_data = &scif4_platform_data, 152 }, 153}; 154 155static struct plat_sci_port scif5_platform_data = { 156 .flags = UPF_BOOT_AUTOCONF, 157 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, 158 .type = PORT_SCIF, 159 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, 160}; 161 162static struct resource scif5_resources[] = { 163 DEFINE_RES_MEM(0xffef0000, 0x100), 164 DEFINE_RES_IRQ(evt2irq(0x8a0)), 165}; 166 167static struct platform_device scif5_device = { 168 .name = "sh-sci", 169 .id = 5, 170 .resource = scif5_resources, 171 .num_resources = ARRAY_SIZE(scif5_resources), 172 .dev = { 173 .platform_data = &scif5_platform_data, 174 }, 175}; 176 177static struct sh_timer_config tmu0_platform_data = { 178 .channels_mask = 7, 179}; 180 181static struct resource tmu0_resources[] = { 182 DEFINE_RES_MEM(0xffd80000, 0x30), 183 DEFINE_RES_IRQ(evt2irq(0x400)), 184 DEFINE_RES_IRQ(evt2irq(0x420)), 185 DEFINE_RES_IRQ(evt2irq(0x440)), 186}; 187 188static struct platform_device tmu0_device = { 189 .name = "sh-tmu", 190 .id = 0, 191 .dev = { 192 .platform_data = &tmu0_platform_data, 193 }, 194 .resource = tmu0_resources, 195 .num_resources = ARRAY_SIZE(tmu0_resources), 196}; 197 198static struct sh_timer_config tmu1_platform_data = { 199 .channels_mask = 7, 200}; 201 202static struct resource tmu1_resources[] = { 203 DEFINE_RES_MEM(0xffda0000, 0x2c), 204 DEFINE_RES_IRQ(evt2irq(0x480)), 205 DEFINE_RES_IRQ(evt2irq(0x4a0)), 206 DEFINE_RES_IRQ(evt2irq(0x4c0)), 207}; 208 209static struct platform_device tmu1_device = { 210 .name = "sh-tmu", 211 .id = 1, 212 .dev = { 213 .platform_data = &tmu1_platform_data, 214 }, 215 .resource = tmu1_resources, 216 .num_resources = ARRAY_SIZE(tmu1_resources), 217}; 218 219static struct sh_timer_config tmu2_platform_data = { 220 .channels_mask = 7, 221}; 222 223static struct resource tmu2_resources[] = { 224 DEFINE_RES_MEM(0xffdc0000, 0x2c), 225 DEFINE_RES_IRQ(evt2irq(0x7a0)), 226 DEFINE_RES_IRQ(evt2irq(0x7a0)), 227 DEFINE_RES_IRQ(evt2irq(0x7a0)), 228}; 229 230static struct platform_device tmu2_device = { 231 .name = "sh-tmu", 232 .id = 2, 233 .dev = { 234 .platform_data = &tmu2_platform_data, 235 }, 236 .resource = tmu2_resources, 237 .num_resources = ARRAY_SIZE(tmu2_resources), 238}; 239 240static struct sh_timer_config tmu3_platform_data = { 241 .channels_mask = 7, 242}; 243 244static struct resource tmu3_resources[] = { 245 DEFINE_RES_MEM(0xffde0000, 0x2c), 246 DEFINE_RES_IRQ(evt2irq(0x7c0)), 247 DEFINE_RES_IRQ(evt2irq(0x7c0)), 248 DEFINE_RES_IRQ(evt2irq(0x7c0)), 249}; 250 251static struct platform_device tmu3_device = { 252 .name = "sh-tmu", 253 .id = 3, 254 .dev = { 255 .platform_data = &tmu3_platform_data, 256 }, 257 .resource = tmu3_resources, 258 .num_resources = ARRAY_SIZE(tmu3_resources), 259}; 260 261static const struct sh_dmae_channel dmac0_channels[] = { 262 { 263 .offset = 0, 264 .dmars = 0, 265 .dmars_bit = 0, 266 }, { 267 .offset = 0x10, 268 .dmars = 0, 269 .dmars_bit = 8, 270 }, { 271 .offset = 0x20, 272 .dmars = 4, 273 .dmars_bit = 0, 274 }, { 275 .offset = 0x30, 276 .dmars = 4, 277 .dmars_bit = 8, 278 }, { 279 .offset = 0x50, 280 .dmars = 8, 281 .dmars_bit = 0, 282 }, { 283 .offset = 0x60, 284 .dmars = 8, 285 .dmars_bit = 8, 286 } 287}; 288 289static const unsigned int ts_shift[] = TS_SHIFT; 290 291static struct sh_dmae_pdata dma0_platform_data = { 292 .channel = dmac0_channels, 293 .channel_num = ARRAY_SIZE(dmac0_channels), 294 .ts_low_shift = CHCR_TS_LOW_SHIFT, 295 .ts_low_mask = CHCR_TS_LOW_MASK, 296 .ts_high_shift = CHCR_TS_HIGH_SHIFT, 297 .ts_high_mask = CHCR_TS_HIGH_MASK, 298 .ts_shift = ts_shift, 299 .ts_shift_num = ARRAY_SIZE(ts_shift), 300 .dmaor_init = DMAOR_INIT, 301}; 302 303/* Resource order important! */ 304static struct resource dmac0_resources[] = { 305 { 306 /* Channel registers and DMAOR */ 307 .start = 0xfe008020, 308 .end = 0xfe00808f, 309 .flags = IORESOURCE_MEM, 310 }, { 311 /* DMARSx */ 312 .start = 0xfe009000, 313 .end = 0xfe00900b, 314 .flags = IORESOURCE_MEM, 315 }, { 316 .name = "error_irq", 317 .start = evt2irq(0x5c0), 318 .end = evt2irq(0x5c0), 319 .flags = IORESOURCE_IRQ, 320 }, { 321 /* IRQ for channels 0-5 */ 322 .start = evt2irq(0x500), 323 .end = evt2irq(0x5a0), 324 .flags = IORESOURCE_IRQ, 325 }, 326}; 327 328static struct platform_device dma0_device = { 329 .name = "sh-dma-engine", 330 .id = 0, 331 .resource = dmac0_resources, 332 .num_resources = ARRAY_SIZE(dmac0_resources), 333 .dev = { 334 .platform_data = &dma0_platform_data, 335 }, 336}; 337 338#define USB_EHCI_START 0xffe70000 339#define USB_OHCI_START 0xffe70400 340 341static struct resource usb_ehci_resources[] = { 342 [0] = { 343 .start = USB_EHCI_START, 344 .end = USB_EHCI_START + 0x3ff, 345 .flags = IORESOURCE_MEM, 346 }, 347 [1] = { 348 .start = evt2irq(0xba0), 349 .end = evt2irq(0xba0), 350 .flags = IORESOURCE_IRQ, 351 }, 352}; 353 354static struct platform_device usb_ehci_device = { 355 .name = "sh_ehci", 356 .id = -1, 357 .dev = { 358 .dma_mask = &usb_ehci_device.dev.coherent_dma_mask, 359 .coherent_dma_mask = DMA_BIT_MASK(32), 360 }, 361 .num_resources = ARRAY_SIZE(usb_ehci_resources), 362 .resource = usb_ehci_resources, 363}; 364 365static struct resource usb_ohci_resources[] = { 366 [0] = { 367 .start = USB_OHCI_START, 368 .end = USB_OHCI_START + 0x3ff, 369 .flags = IORESOURCE_MEM, 370 }, 371 [1] = { 372 .start = evt2irq(0xba0), 373 .end = evt2irq(0xba0), 374 .flags = IORESOURCE_IRQ, 375 }, 376}; 377 378static struct usb_ohci_pdata usb_ohci_pdata; 379 380static struct platform_device usb_ohci_device = { 381 .name = "ohci-platform", 382 .id = -1, 383 .dev = { 384 .dma_mask = &usb_ohci_device.dev.coherent_dma_mask, 385 .coherent_dma_mask = DMA_BIT_MASK(32), 386 .platform_data = &usb_ohci_pdata, 387 }, 388 .num_resources = ARRAY_SIZE(usb_ohci_resources), 389 .resource = usb_ohci_resources, 390}; 391 392static struct platform_device *sh7786_early_devices[] __initdata = { 393 &scif0_device, 394 &scif1_device, 395 &scif2_device, 396 &scif3_device, 397 &scif4_device, 398 &scif5_device, 399 &tmu0_device, 400 &tmu1_device, 401 &tmu2_device, 402}; 403 404static struct platform_device *sh7786_devices[] __initdata = { 405 &dma0_device, 406 &usb_ehci_device, 407 &usb_ohci_device, 408}; 409 410/* 411 * Please call this function if your platform board 412 * use external clock for USB 413 * */ 414#define USBCTL0 0xffe70858 415#define CLOCK_MODE_MASK 0xffffff7f 416#define EXT_CLOCK_MODE 0x00000080 417 418void __init sh7786_usb_use_exclock(void) 419{ 420 u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK; 421 __raw_writel(val | EXT_CLOCK_MODE, USBCTL0); 422} 423 424#define USBINITREG1 0xffe70094 425#define USBINITREG2 0xffe7009c 426#define USBINITVAL1 0x00ff0040 427#define USBINITVAL2 0x00000001 428 429#define USBPCTL1 0xffe70804 430#define USBST 0xffe70808 431#define PHY_ENB 0x00000001 432#define PLL_ENB 0x00000002 433#define PHY_RST 0x00000004 434#define ACT_PLL_STATUS 0xc0000000 435 436static void __init sh7786_usb_setup(void) 437{ 438 int i = 1000000; 439 440 /* 441 * USB initial settings 442 * 443 * The following settings are necessary 444 * for using the USB modules. 445 * 446 * see "USB Initial Settings" for detail 447 */ 448 __raw_writel(USBINITVAL1, USBINITREG1); 449 __raw_writel(USBINITVAL2, USBINITREG2); 450 451 /* 452 * Set the PHY and PLL enable bit 453 */ 454 __raw_writel(PHY_ENB | PLL_ENB, USBPCTL1); 455 while (i--) { 456 if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) { 457 /* Set the PHY RST bit */ 458 __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1); 459 printk(KERN_INFO "sh7786 usb setup done\n"); 460 break; 461 } 462 cpu_relax(); 463 } 464} 465 466enum { 467 UNUSED = 0, 468 469 /* interrupt sources */ 470 IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, 471 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, 472 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, 473 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 474 475 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, 476 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, 477 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, 478 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 479 480 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 481 WDT, 482 TMU0_0, TMU0_1, TMU0_2, TMU0_3, 483 TMU1_0, TMU1_1, TMU1_2, 484 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6, 485 HUDI1, HUDI0, 486 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3, 487 HPB_0, HPB_1, HPB_2, 488 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3, 489 SCIF1, 490 TMU2, TMU3, 491 SCIF2, SCIF3, SCIF4, SCIF5, 492 Eth_0, Eth_1, 493 PCIeC0_0, PCIeC0_1, PCIeC0_2, 494 PCIeC1_0, PCIeC1_1, PCIeC1_2, 495 USB, 496 I2C0, I2C1, 497 DU, 498 SSI0, SSI1, SSI2, SSI3, 499 PCIeC2_0, PCIeC2_1, PCIeC2_2, 500 HAC0, HAC1, 501 FLCTL, 502 HSPI, 503 GPIO0, GPIO1, 504 Thermal, 505 INTICI0, INTICI1, INTICI2, INTICI3, 506 INTICI4, INTICI5, INTICI6, INTICI7, 507 508 /* Muxed sub-events */ 509 TXI1, BRI1, RXI1, ERI1, 510}; 511 512static struct intc_vect sh7786_vectors[] __initdata = { 513 INTC_VECT(WDT, 0x3e0), 514 INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420), 515 INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460), 516 INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0), 517 INTC_VECT(TMU1_2, 0x4c0), 518 INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520), 519 INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560), 520 INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0), 521 INTC_VECT(DMAC0_6, 0x5c0), 522 INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600), 523 INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640), 524 INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680), 525 INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0), 526 INTC_VECT(HPB_2, 0x6e0), 527 INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720), 528 INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760), 529 INTC_VECT(SCIF1, 0x780), 530 INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0), 531 INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860), 532 INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0), 533 INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0), 534 INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00), 535 INTC_VECT(PCIeC0_2, 0xb20), 536 INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60), 537 INTC_VECT(PCIeC1_2, 0xb80), 538 INTC_VECT(USB, 0xba0), 539 INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0), 540 INTC_VECT(DU, 0xd00), 541 INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40), 542 INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80), 543 INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0), 544 INTC_VECT(PCIeC2_2, 0xde0), 545 INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20), 546 INTC_VECT(FLCTL, 0xe40), 547 INTC_VECT(HSPI, 0xe80), 548 INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0), 549 INTC_VECT(Thermal, 0xee0), 550 INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20), 551 INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60), 552 INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0), 553 INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0), 554}; 555 556#define CnINTMSK0 0xfe410030 557#define CnINTMSK1 0xfe410040 558#define CnINTMSKCLR0 0xfe410050 559#define CnINTMSKCLR1 0xfe410060 560#define CnINT2MSKR0 0xfe410a20 561#define CnINT2MSKR1 0xfe410a24 562#define CnINT2MSKR2 0xfe410a28 563#define CnINT2MSKR3 0xfe410a2c 564#define CnINT2MSKCR0 0xfe410a30 565#define CnINT2MSKCR1 0xfe410a34 566#define CnINT2MSKCR2 0xfe410a38 567#define CnINT2MSKCR3 0xfe410a3c 568#define INTMSK2 0xfe410068 569#define INTMSKCLR2 0xfe41006c 570 571#define INTDISTCR0 0xfe4100b0 572#define INTDISTCR1 0xfe4100b4 573#define INT2DISTCR0 0xfe410900 574#define INT2DISTCR1 0xfe410904 575#define INT2DISTCR2 0xfe410908 576#define INT2DISTCR3 0xfe41090c 577 578static struct intc_mask_reg sh7786_mask_registers[] __initdata = { 579 { CnINTMSK0, CnINTMSKCLR0, 32, 580 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 }, 581 INTC_SMP_BALANCING(INTDISTCR0) }, 582 { INTMSK2, INTMSKCLR2, 32, 583 { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, 584 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, 585 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, 586 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0, 587 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, 588 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, 589 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, 590 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } }, 591 { CnINT2MSKR0, CnINT2MSKCR0 , 32, 592 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 593 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT }, 594 INTC_SMP_BALANCING(INT2DISTCR0) }, 595 { CnINT2MSKR1, CnINT2MSKCR1, 32, 596 { TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0, 597 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6, 598 HUDI1, HUDI0, 599 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3, 600 HPB_0, HPB_1, HPB_2, 601 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3, 602 SCIF1, 603 TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) }, 604 { CnINT2MSKR2, CnINT2MSKCR2, 32, 605 { 0, 0, SCIF2, SCIF3, SCIF4, SCIF5, 606 Eth_0, Eth_1, 607 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 608 PCIeC0_0, PCIeC0_1, PCIeC0_2, 609 PCIeC1_0, PCIeC1_1, PCIeC1_2, 610 USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) }, 611 { CnINT2MSKR3, CnINT2MSKCR3, 32, 612 { 0, 0, 0, 0, 0, 0, 613 I2C0, I2C1, 614 DU, SSI0, SSI1, SSI2, SSI3, 615 PCIeC2_0, PCIeC2_1, PCIeC2_2, 616 HAC0, HAC1, 617 FLCTL, 0, 618 HSPI, GPIO0, GPIO1, Thermal, 619 0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) }, 620}; 621 622static struct intc_prio_reg sh7786_prio_registers[] __initdata = { 623 { 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, 624 IRQ4, IRQ5, IRQ6, IRQ7 } }, 625 { 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } }, 626 { 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1, 627 TMU0_2, TMU0_3 } }, 628 { 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1, 629 TMU1_2, 0 } }, 630 { 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1, 631 DMAC0_2, DMAC0_3 } }, 632 { 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5, 633 DMAC0_6, HUDI1 } }, 634 { 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0, 635 DMAC1_1, DMAC1_2 } }, 636 { 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0, 637 HPB_1, HPB_2 } }, 638 { 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1, 639 SCIF0_2, SCIF0_3 } }, 640 { 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } }, 641 { 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } }, 642 { 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5, 643 Eth_0, Eth_1 } }, 644 { 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } }, 645 { 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } }, 646 { 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } }, 647 { 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } }, 648 { 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2, 649 PCIeC1_0, PCIeC1_1 } }, 650 { 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } }, 651 { 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } }, 652 { 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } }, 653 { 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } }, 654 { 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0, 655 PCIeC2_1, PCIeC2_2 } }, 656 { 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } }, 657 { 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0, 658 GPIO1, Thermal } }, 659 { 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } }, 660 { 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } }, 661 { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */ 662 { INTICI7, INTICI6, INTICI5, INTICI4, 663 INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) }, 664}; 665 666static struct intc_subgroup sh7786_subgroups[] __initdata = { 667 { 0xfe410c20, 32, SCIF1, 668 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 669 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } }, 670}; 671 672static struct intc_desc sh7786_intc_desc __initdata = { 673 .name = "sh7786", 674 .hw = { 675 .vectors = sh7786_vectors, 676 .nr_vectors = ARRAY_SIZE(sh7786_vectors), 677 .mask_regs = sh7786_mask_registers, 678 .nr_mask_regs = ARRAY_SIZE(sh7786_mask_registers), 679 .subgroups = sh7786_subgroups, 680 .nr_subgroups = ARRAY_SIZE(sh7786_subgroups), 681 .prio_regs = sh7786_prio_registers, 682 .nr_prio_regs = ARRAY_SIZE(sh7786_prio_registers), 683 }, 684}; 685 686/* Support for external interrupt pins in IRQ mode */ 687static struct intc_vect vectors_irq0123[] __initdata = { 688 INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240), 689 INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0), 690}; 691 692static struct intc_vect vectors_irq4567[] __initdata = { 693 INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340), 694 INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0), 695}; 696 697static struct intc_sense_reg sh7786_sense_registers[] __initdata = { 698 { 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, 699 IRQ4, IRQ5, IRQ6, IRQ7 } }, 700}; 701 702static struct intc_mask_reg sh7786_ack_registers[] __initdata = { 703 { 0xfe410024, 0, 32, /* INTREQ */ 704 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, 705}; 706 707static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123", 708 vectors_irq0123, NULL, sh7786_mask_registers, 709 sh7786_prio_registers, sh7786_sense_registers, 710 sh7786_ack_registers); 711 712static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567", 713 vectors_irq4567, NULL, sh7786_mask_registers, 714 sh7786_prio_registers, sh7786_sense_registers, 715 sh7786_ack_registers); 716 717/* External interrupt pins in IRL mode */ 718 719static struct intc_vect vectors_irl0123[] __initdata = { 720 INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220), 721 INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260), 722 INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0), 723 INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0), 724 INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320), 725 INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360), 726 INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0), 727 INTC_VECT(IRL0_HHHL, 0x3c0), 728}; 729 730static struct intc_vect vectors_irl4567[] __initdata = { 731 INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920), 732 INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960), 733 INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0), 734 INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0), 735 INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20), 736 INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60), 737 INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0), 738 INTC_VECT(IRL4_HHHL, 0xac0), 739}; 740 741static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123, 742 NULL, sh7786_mask_registers, NULL, NULL); 743 744static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567, 745 NULL, sh7786_mask_registers, NULL, NULL); 746 747#define INTC_ICR0 0xfe410000 748#define INTC_INTMSK0 CnINTMSK0 749#define INTC_INTMSK1 CnINTMSK1 750#define INTC_INTMSK2 INTMSK2 751#define INTC_INTMSKCLR1 CnINTMSKCLR1 752#define INTC_INTMSKCLR2 INTMSKCLR2 753 754void __init plat_irq_setup(void) 755{ 756 /* disable IRQ3-0 + IRQ7-4 */ 757 __raw_writel(0xff000000, INTC_INTMSK0); 758 759 /* disable IRL3-0 + IRL7-4 */ 760 __raw_writel(0xc0000000, INTC_INTMSK1); 761 __raw_writel(0xfffefffe, INTC_INTMSK2); 762 763 /* select IRL mode for IRL3-0 + IRL7-4 */ 764 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0); 765 766 register_intc_controller(&sh7786_intc_desc); 767} 768 769void __init plat_irq_setup_pins(int mode) 770{ 771 switch (mode) { 772 case IRQ_MODE_IRQ7654: 773 /* select IRQ mode for IRL7-4 */ 774 __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0); 775 register_intc_controller(&intc_desc_irq4567); 776 break; 777 case IRQ_MODE_IRQ3210: 778 /* select IRQ mode for IRL3-0 */ 779 __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0); 780 register_intc_controller(&intc_desc_irq0123); 781 break; 782 case IRQ_MODE_IRL7654: 783 /* enable IRL7-4 but don't provide any masking */ 784 __raw_writel(0x40000000, INTC_INTMSKCLR1); 785 __raw_writel(0x0000fffe, INTC_INTMSKCLR2); 786 break; 787 case IRQ_MODE_IRL3210: 788 /* enable IRL0-3 but don't provide any masking */ 789 __raw_writel(0x80000000, INTC_INTMSKCLR1); 790 __raw_writel(0xfffe0000, INTC_INTMSKCLR2); 791 break; 792 case IRQ_MODE_IRL7654_MASK: 793 /* enable IRL7-4 and mask using cpu intc controller */ 794 __raw_writel(0x40000000, INTC_INTMSKCLR1); 795 register_intc_controller(&intc_desc_irl4567); 796 break; 797 case IRQ_MODE_IRL3210_MASK: 798 /* enable IRL0-3 and mask using cpu intc controller */ 799 __raw_writel(0x80000000, INTC_INTMSKCLR1); 800 register_intc_controller(&intc_desc_irl0123); 801 break; 802 default: 803 BUG(); 804 } 805} 806 807void __init plat_mem_setup(void) 808{ 809} 810 811static int __init sh7786_devices_setup(void) 812{ 813 int ret, irq; 814 815 sh7786_usb_setup(); 816 817 /* 818 * De-mux SCIF1 IRQs if possible 819 */ 820 irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1); 821 if (irq > 0) { 822 scif1_demux_resources[1].start = 823 intc_irq_lookup(sh7786_intc_desc.name, ERI1); 824 scif1_demux_resources[2].start = 825 intc_irq_lookup(sh7786_intc_desc.name, RXI1); 826 scif1_demux_resources[3].start = irq; 827 scif1_demux_resources[4].start = 828 intc_irq_lookup(sh7786_intc_desc.name, BRI1); 829 830 scif1_device.resource = scif1_demux_resources; 831 scif1_device.num_resources = ARRAY_SIZE(scif1_demux_resources); 832 } 833 834 ret = platform_add_devices(sh7786_early_devices, 835 ARRAY_SIZE(sh7786_early_devices)); 836 if (unlikely(ret != 0)) 837 return ret; 838 839 return platform_add_devices(sh7786_devices, 840 ARRAY_SIZE(sh7786_devices)); 841} 842arch_initcall(sh7786_devices_setup); 843 844void __init plat_early_device_setup(void) 845{ 846 early_platform_add_devices(sh7786_early_devices, 847 ARRAY_SIZE(sh7786_early_devices)); 848} 849