1 /* 2 * SH7763 Setup 3 * 4 * Copyright (C) 2006 Paul Mundt 5 * Copyright (C) 2007 Yoshihiro Shimoda 6 * 7 * This file is subject to the terms and conditions of the GNU General Public 8 * License. See the file "COPYING" in the main directory of this archive 9 * for more details. 10 */ 11 #include <linux/platform_device.h> 12 #include <linux/init.h> 13 #include <linux/serial.h> 14 #include <linux/io.h> 15 #include <asm/sci.h> 16 17 static struct resource rtc_resources[] = { 18 [0] = { 19 .start = 0xffe80000, 20 .end = 0xffe80000 + 0x58 - 1, 21 .flags = IORESOURCE_IO, 22 }, 23 [1] = { 24 /* Period IRQ */ 25 .start = 21, 26 .flags = IORESOURCE_IRQ, 27 }, 28 [2] = { 29 /* Carry IRQ */ 30 .start = 22, 31 .flags = IORESOURCE_IRQ, 32 }, 33 [3] = { 34 /* Alarm IRQ */ 35 .start = 20, 36 .flags = IORESOURCE_IRQ, 37 }, 38 }; 39 40 static struct platform_device rtc_device = { 41 .name = "sh-rtc", 42 .id = -1, 43 .num_resources = ARRAY_SIZE(rtc_resources), 44 .resource = rtc_resources, 45 }; 46 47 static struct plat_sci_port sci_platform_data[] = { 48 { 49 .mapbase = 0xffe00000, 50 .flags = UPF_BOOT_AUTOCONF, 51 .type = PORT_SCIF, 52 .irqs = { 40, 41, 43, 42 }, 53 }, { 54 .mapbase = 0xffe08000, 55 .flags = UPF_BOOT_AUTOCONF, 56 .type = PORT_SCIF, 57 .irqs = { 76, 77, 79, 78 }, 58 }, { 59 .flags = 0, 60 } 61 }; 62 63 static struct platform_device sci_device = { 64 .name = "sh-sci", 65 .id = -1, 66 .dev = { 67 .platform_data = sci_platform_data, 68 }, 69 }; 70 71 static struct resource usb_ohci_resources[] = { 72 [0] = { 73 .start = 0xffec8000, 74 .end = 0xffec80ff, 75 .flags = IORESOURCE_MEM, 76 }, 77 [1] = { 78 .start = 83, 79 .end = 83, 80 .flags = IORESOURCE_IRQ, 81 }, 82 }; 83 84 static u64 usb_ohci_dma_mask = 0xffffffffUL; 85 static struct platform_device usb_ohci_device = { 86 .name = "sh_ohci", 87 .id = -1, 88 .dev = { 89 .dma_mask = &usb_ohci_dma_mask, 90 .coherent_dma_mask = 0xffffffff, 91 }, 92 .num_resources = ARRAY_SIZE(usb_ohci_resources), 93 .resource = usb_ohci_resources, 94 }; 95 96 static struct resource usbf_resources[] = { 97 [0] = { 98 .start = 0xffec0000, 99 .end = 0xffec00ff, 100 .flags = IORESOURCE_MEM, 101 }, 102 [1] = { 103 .start = 84, 104 .end = 84, 105 .flags = IORESOURCE_IRQ, 106 }, 107 }; 108 109 static struct platform_device usbf_device = { 110 .name = "sh_udc", 111 .id = -1, 112 .dev = { 113 .dma_mask = NULL, 114 .coherent_dma_mask = 0xffffffff, 115 }, 116 .num_resources = ARRAY_SIZE(usbf_resources), 117 .resource = usbf_resources, 118 }; 119 120 static struct platform_device *sh7763_devices[] __initdata = { 121 &rtc_device, 122 &sci_device, 123 &usb_ohci_device, 124 &usbf_device, 125 }; 126 127 static int __init sh7763_devices_setup(void) 128 { 129 return platform_add_devices(sh7763_devices, 130 ARRAY_SIZE(sh7763_devices)); 131 } 132 __initcall(sh7763_devices_setup); 133 134 enum { 135 UNUSED = 0, 136 137 /* interrupt sources */ 138 139 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, 140 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, 141 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, 142 IRL_HHLL, IRL_HHLH, IRL_HHHL, 143 144 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 145 RTC_ATI, RTC_PRI, RTC_CUI, 146 WDT, TMU0, TMU1, TMU2, TMU2_TICPI, 147 HUDI, LCDC, 148 DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3, DMAC0_DMAE, 149 SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, 150 DMAC0_DMINT4, DMAC0_DMINT5, 151 IIC0, IIC1, 152 CMT, 153 GEINT0, GEINT1, GEINT2, 154 HAC, 155 PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, 156 PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0, 157 STIF0, STIF1, 158 SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, 159 SIOF0, SIOF1, SIOF2, 160 USBH, USBFI0, USBFI1, 161 TPU, PCC, 162 MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY, 163 SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND, 164 TMU3, TMU4, TMU5, ADC, SSI0, SSI1, SSI2, SSI3, 165 SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI, 166 GPIO_CH0, GPIO_CH1, GPIO_CH2, GPIO_CH3, 167 168 /* interrupt groups */ 169 170 TMU012, TMU345, RTC, DMAC, SCIF0, GETHER, PCIC5, 171 SCIF1, USBF, MMCIF, SIM, SCIF2, GPIO, 172 }; 173 174 static struct intc_vect vectors[] __initdata = { 175 INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0), 176 INTC_VECT(RTC_CUI, 0x4c0), 177 INTC_VECT(WDT, 0x560), INTC_VECT(TMU0, 0x580), 178 INTC_VECT(TMU1, 0x5a0), INTC_VECT(TMU2, 0x5c0), 179 INTC_VECT(TMU2_TICPI, 0x5e0), INTC_VECT(HUDI, 0x600), 180 INTC_VECT(LCDC, 0x620), 181 INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660), 182 INTC_VECT(DMAC0_DMINT2, 0x680), INTC_VECT(DMAC0_DMINT3, 0x6a0), 183 INTC_VECT(DMAC0_DMAE, 0x6c0), 184 INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720), 185 INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760), 186 INTC_VECT(DMAC0_DMINT4, 0x780), INTC_VECT(DMAC0_DMINT5, 0x7a0), 187 INTC_VECT(IIC0, 0x8A0), INTC_VECT(IIC1, 0x8C0), 188 INTC_VECT(CMT, 0x900), INTC_VECT(GEINT0, 0x920), 189 INTC_VECT(GEINT1, 0x940), INTC_VECT(GEINT2, 0x960), 190 INTC_VECT(HAC, 0x980), 191 INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20), 192 INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60), 193 INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIERR, 0xaa0), 194 INTC_VECT(PCIPWD3, 0xac0), INTC_VECT(PCIPWD2, 0xae0), 195 INTC_VECT(PCIPWD1, 0xb00), INTC_VECT(PCIPWD0, 0xb20), 196 INTC_VECT(STIF0, 0xb40), INTC_VECT(STIF1, 0xb60), 197 INTC_VECT(SCIF1_ERI, 0xb80), INTC_VECT(SCIF1_RXI, 0xba0), 198 INTC_VECT(SCIF1_BRI, 0xbc0), INTC_VECT(SCIF1_TXI, 0xbe0), 199 INTC_VECT(SIOF0, 0xc00), INTC_VECT(SIOF1, 0xc20), 200 INTC_VECT(USBH, 0xc60), INTC_VECT(USBFI0, 0xc80), 201 INTC_VECT(USBFI1, 0xca0), 202 INTC_VECT(TPU, 0xcc0), INTC_VECT(PCC, 0xce0), 203 INTC_VECT(MMCIF_FSTAT, 0xd00), INTC_VECT(MMCIF_TRAN, 0xd20), 204 INTC_VECT(MMCIF_ERR, 0xd40), INTC_VECT(MMCIF_FRDY, 0xd60), 205 INTC_VECT(SIM_ERI, 0xd80), INTC_VECT(SIM_RXI, 0xda0), 206 INTC_VECT(SIM_TXI, 0xdc0), INTC_VECT(SIM_TEND, 0xde0), 207 INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20), 208 INTC_VECT(TMU5, 0xe40), INTC_VECT(ADC, 0xe60), 209 INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0), 210 INTC_VECT(SSI2, 0xec0), INTC_VECT(SSI3, 0xee0), 211 INTC_VECT(SCIF1_ERI, 0xf00), INTC_VECT(SCIF1_RXI, 0xf20), 212 INTC_VECT(SCIF1_BRI, 0xf40), INTC_VECT(SCIF1_TXI, 0xf60), 213 INTC_VECT(GPIO_CH0, 0xf80), INTC_VECT(GPIO_CH1, 0xfa0), 214 INTC_VECT(GPIO_CH2, 0xfc0), INTC_VECT(GPIO_CH3, 0xfe0), 215 }; 216 217 static struct intc_group groups[] __initdata = { 218 INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI), 219 INTC_GROUP(TMU345, TMU3, TMU4, TMU5), 220 INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), 221 INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, 222 DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE), 223 INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), 224 INTC_GROUP(GETHER, GEINT0, GEINT1, GEINT2), 225 INTC_GROUP(PCIC5, PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0), 226 INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), 227 INTC_GROUP(USBF, USBFI0, USBFI1), 228 INTC_GROUP(MMCIF, MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY), 229 INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND), 230 INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI), 231 INTC_GROUP(GPIO, GPIO_CH0, GPIO_CH1, GPIO_CH2, GPIO_CH3), 232 }; 233 234 static struct intc_prio priorities[] __initdata = { 235 INTC_PRIO(SCIF0, 3), 236 INTC_PRIO(SCIF1, 3), 237 INTC_PRIO(SCIF2, 3), 238 }; 239 240 static struct intc_mask_reg mask_registers[] __initdata = { 241 { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ 242 { 0, 0, 0, 0, 0, 0, GPIO, 0, 243 SSI0, MMCIF, 0, SIOF0, PCIC5, PCIINTD, PCIINTC, PCIINTB, 244 PCIINTA, PCISERR, HAC, CMT, 0, 0, 0, DMAC, 245 HUDI, 0, WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } }, 246 { 0xffd400d0, 0xffd400d4, 32, /* INT2MSKR1 / INT2MSKCR1 */ 247 { 0, 0, 0, 0, 0, 0, SCIF2, USBF, 248 0, 0, STIF1, STIF0, 0, 0, USBH, GETHER, 249 PCC, 0, 0, ADC, TPU, SIM, SIOF2, SIOF1, 250 LCDC, 0, IIC1, IIC0, SSI3, SSI2, SSI1, 0 } }, 251 }; 252 253 static struct intc_prio_reg prio_registers[] __initdata = { 254 { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, 255 TMU2, TMU2_TICPI } }, 256 { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } }, 257 { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } }, 258 { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { HUDI, DMAC, ADC } }, 259 { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { CMT, HAC, 260 PCISERR, PCIINTA } }, 261 { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC, 262 PCIINTD, PCIC5 } }, 263 { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { SIOF0, USBF, MMCIF, SSI0 } }, 264 { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SCIF2, GPIO } }, 265 { 0xffd400a0, 0, 32, 8, /* INT2PRI8 */ { SSI3, SSI2, SSI1, 0 } }, 266 { 0xffd400a4, 0, 32, 8, /* INT2PRI9 */ { LCDC, 0, IIC1, IIC0 } }, 267 { 0xffd400a8, 0, 32, 8, /* INT2PRI10 */ { TPU, SIM, SIOF2, SIOF1 } }, 268 { 0xffd400ac, 0, 32, 8, /* INT2PRI11 */ { PCC } }, 269 { 0xffd400b0, 0, 32, 8, /* INT2PRI12 */ { 0, 0, USBH, GETHER } }, 270 { 0xffd400b4, 0, 32, 8, /* INT2PRI13 */ { 0, 0, STIF1, STIF0 } }, 271 }; 272 273 static DECLARE_INTC_DESC(intc_desc, "sh7763", vectors, groups, priorities, 274 mask_registers, prio_registers, NULL); 275 276 /* Support for external interrupt pins in IRQ mode */ 277 278 static struct intc_vect irq_vectors[] __initdata = { 279 INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), 280 INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), 281 INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380), 282 INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200), 283 }; 284 285 static struct intc_mask_reg irq_mask_registers[] __initdata = { 286 { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ 287 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, 288 }; 289 290 static struct intc_prio_reg irq_prio_registers[] __initdata = { 291 { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, 292 IRQ4, IRQ5, IRQ6, IRQ7 } }, 293 }; 294 295 static struct intc_sense_reg irq_sense_registers[] __initdata = { 296 { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, 297 IRQ4, IRQ5, IRQ6, IRQ7 } }, 298 }; 299 300 static DECLARE_INTC_DESC(intc_irq_desc, "sh7763-irq", irq_vectors, 301 NULL, NULL, irq_mask_registers, irq_prio_registers, 302 irq_sense_registers); 303 304 /* External interrupt pins in IRL mode */ 305 306 static struct intc_vect irl_vectors[] __initdata = { 307 INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220), 308 INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260), 309 INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0), 310 INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0), 311 INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320), 312 INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360), 313 INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0), 314 INTC_VECT(IRL_HHHL, 0x3c0), 315 }; 316 317 static struct intc_mask_reg irl3210_mask_registers[] __initdata = { 318 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ 319 { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, 320 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, 321 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, 322 IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, 323 }; 324 325 static struct intc_mask_reg irl7654_mask_registers[] __initdata = { 326 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ 327 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 328 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, 329 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, 330 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, 331 IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, 332 }; 333 334 static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7763-irl7654", irl_vectors, 335 NULL, NULL, irl7654_mask_registers, NULL, NULL); 336 337 static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7763-irl3210", irl_vectors, 338 NULL, NULL, irl3210_mask_registers, NULL, NULL); 339 340 #define INTC_ICR0 0xffd00000 341 #define INTC_INTMSK0 0xffd00044 342 #define INTC_INTMSK1 0xffd00048 343 #define INTC_INTMSK2 0xffd40080 344 #define INTC_INTMSKCLR1 0xffd00068 345 #define INTC_INTMSKCLR2 0xffd40084 346 347 void __init plat_irq_setup(void) 348 { 349 /* disable IRQ7-0 */ 350 ctrl_outl(0xff000000, INTC_INTMSK0); 351 352 /* disable IRL3-0 + IRL7-4 */ 353 ctrl_outl(0xc0000000, INTC_INTMSK1); 354 ctrl_outl(0xfffefffe, INTC_INTMSK2); 355 356 register_intc_controller(&intc_desc); 357 } 358 359 void __init plat_irq_setup_pins(int mode) 360 { 361 switch (mode) { 362 case IRQ_MODE_IRQ: 363 /* select IRQ mode for IRL3-0 + IRL7-4 */ 364 ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00c00000, INTC_ICR0); 365 register_intc_controller(&intc_irq_desc); 366 break; 367 case IRQ_MODE_IRL7654: 368 /* enable IRL7-4 but don't provide any masking */ 369 ctrl_outl(0x40000000, INTC_INTMSKCLR1); 370 ctrl_outl(0x0000fffe, INTC_INTMSKCLR2); 371 break; 372 case IRQ_MODE_IRL3210: 373 /* enable IRL0-3 but don't provide any masking */ 374 ctrl_outl(0x80000000, INTC_INTMSKCLR1); 375 ctrl_outl(0xfffe0000, INTC_INTMSKCLR2); 376 break; 377 case IRQ_MODE_IRL7654_MASK: 378 /* enable IRL7-4 and mask using cpu intc controller */ 379 ctrl_outl(0x40000000, INTC_INTMSKCLR1); 380 register_intc_controller(&intc_irl7654_desc); 381 break; 382 case IRQ_MODE_IRL3210_MASK: 383 /* enable IRL0-3 and mask using cpu intc controller */ 384 ctrl_outl(0x80000000, INTC_INTMSKCLR1); 385 register_intc_controller(&intc_irl3210_desc); 386 break; 387 default: 388 BUG(); 389 } 390 } 391