1 /* 2 * SH7201 setup 3 * 4 * Copyright (C) 2008 Peter Griffin pgriffin@mpc-data.co.uk 5 * Copyright (C) 2009 Paul Mundt 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/serial_sci.h> 15 #include <linux/sh_timer.h> 16 #include <linux/io.h> 17 18 enum { 19 UNUSED = 0, 20 21 /* interrupt sources */ 22 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 23 PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7, 24 25 ADC_ADI, 26 27 MTU20_ABCD, MTU20_VEF, MTU21_AB, MTU21_VU, MTU22_AB, MTU22_VU, 28 MTU23_ABCD, MTU24_ABCD, MTU25_UVW, MTU2_TCI3V, MTU2_TCI4V, 29 30 RTC, WDT, 31 32 IIC30, IIC31, IIC32, 33 34 DMAC0_DMINT0, DMAC1_DMINT1, 35 DMAC2_DMINT2, DMAC3_DMINT3, 36 37 SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, SCIF6, SCIF7, 38 39 DMAC0_DMINTA, DMAC4_DMINT4, DMAC5_DMINT5, DMAC6_DMINT6, 40 DMAC7_DMINT7, 41 42 RCAN0, RCAN1, 43 44 SSI0_SSII, SSI1_SSII, 45 46 TMR0, TMR1, 47 48 /* interrupt groups */ 49 PINT, 50 }; 51 52 static struct intc_vect vectors[] __initdata = { 53 INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), 54 INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), 55 INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69), 56 INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71), 57 58 INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81), 59 INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83), 60 INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85), 61 INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87), 62 63 INTC_IRQ(ADC_ADI, 92), 64 65 INTC_IRQ(MTU20_ABCD, 108), INTC_IRQ(MTU20_ABCD, 109), 66 INTC_IRQ(MTU20_ABCD, 110), INTC_IRQ(MTU20_ABCD, 111), 67 68 INTC_IRQ(MTU20_VEF, 112), INTC_IRQ(MTU20_VEF, 113), 69 INTC_IRQ(MTU20_VEF, 114), 70 71 INTC_IRQ(MTU21_AB, 116), INTC_IRQ(MTU21_AB, 117), 72 INTC_IRQ(MTU21_VU, 120), INTC_IRQ(MTU21_VU, 121), 73 74 INTC_IRQ(MTU22_AB, 124), INTC_IRQ(MTU22_AB, 125), 75 INTC_IRQ(MTU22_VU, 128), INTC_IRQ(MTU22_VU, 129), 76 77 INTC_IRQ(MTU23_ABCD, 132), INTC_IRQ(MTU23_ABCD, 133), 78 INTC_IRQ(MTU23_ABCD, 134), INTC_IRQ(MTU23_ABCD, 135), 79 80 INTC_IRQ(MTU2_TCI3V, 136), 81 82 INTC_IRQ(MTU24_ABCD, 140), INTC_IRQ(MTU24_ABCD, 141), 83 INTC_IRQ(MTU24_ABCD, 142), INTC_IRQ(MTU24_ABCD, 143), 84 85 INTC_IRQ(MTU2_TCI4V, 144), 86 87 INTC_IRQ(MTU25_UVW, 148), INTC_IRQ(MTU25_UVW, 149), 88 INTC_IRQ(MTU25_UVW, 150), 89 90 INTC_IRQ(RTC, 152), INTC_IRQ(RTC, 153), 91 INTC_IRQ(RTC, 154), 92 93 INTC_IRQ(WDT, 156), 94 95 INTC_IRQ(IIC30, 157), INTC_IRQ(IIC30, 158), 96 INTC_IRQ(IIC30, 159), INTC_IRQ(IIC30, 160), 97 INTC_IRQ(IIC30, 161), 98 99 INTC_IRQ(IIC31, 164), INTC_IRQ(IIC31, 165), 100 INTC_IRQ(IIC31, 166), INTC_IRQ(IIC31, 167), 101 INTC_IRQ(IIC31, 168), 102 103 INTC_IRQ(IIC32, 170), INTC_IRQ(IIC32, 171), 104 INTC_IRQ(IIC32, 172), INTC_IRQ(IIC32, 173), 105 INTC_IRQ(IIC32, 174), 106 107 INTC_IRQ(DMAC0_DMINT0, 176), INTC_IRQ(DMAC1_DMINT1, 177), 108 INTC_IRQ(DMAC2_DMINT2, 178), INTC_IRQ(DMAC3_DMINT3, 179), 109 110 INTC_IRQ(SCIF0, 180), INTC_IRQ(SCIF0, 181), 111 INTC_IRQ(SCIF0, 182), INTC_IRQ(SCIF0, 183), 112 INTC_IRQ(SCIF1, 184), INTC_IRQ(SCIF1, 185), 113 INTC_IRQ(SCIF1, 186), INTC_IRQ(SCIF1, 187), 114 INTC_IRQ(SCIF2, 188), INTC_IRQ(SCIF2, 189), 115 INTC_IRQ(SCIF2, 190), INTC_IRQ(SCIF2, 191), 116 INTC_IRQ(SCIF3, 192), INTC_IRQ(SCIF3, 193), 117 INTC_IRQ(SCIF3, 194), INTC_IRQ(SCIF3, 195), 118 INTC_IRQ(SCIF4, 196), INTC_IRQ(SCIF4, 197), 119 INTC_IRQ(SCIF4, 198), INTC_IRQ(SCIF4, 199), 120 INTC_IRQ(SCIF5, 200), INTC_IRQ(SCIF5, 201), 121 INTC_IRQ(SCIF5, 202), INTC_IRQ(SCIF5, 203), 122 INTC_IRQ(SCIF6, 204), INTC_IRQ(SCIF6, 205), 123 INTC_IRQ(SCIF6, 206), INTC_IRQ(SCIF6, 207), 124 INTC_IRQ(SCIF7, 208), INTC_IRQ(SCIF7, 209), 125 INTC_IRQ(SCIF7, 210), INTC_IRQ(SCIF7, 211), 126 127 INTC_IRQ(DMAC0_DMINTA, 212), INTC_IRQ(DMAC4_DMINT4, 216), 128 INTC_IRQ(DMAC5_DMINT5, 217), INTC_IRQ(DMAC6_DMINT6, 218), 129 INTC_IRQ(DMAC7_DMINT7, 219), 130 131 INTC_IRQ(RCAN0, 228), INTC_IRQ(RCAN0, 229), 132 INTC_IRQ(RCAN0, 230), 133 INTC_IRQ(RCAN0, 231), INTC_IRQ(RCAN0, 232), 134 135 INTC_IRQ(RCAN1, 234), INTC_IRQ(RCAN1, 235), 136 INTC_IRQ(RCAN1, 236), 137 INTC_IRQ(RCAN1, 237), INTC_IRQ(RCAN1, 238), 138 139 INTC_IRQ(SSI0_SSII, 244), INTC_IRQ(SSI1_SSII, 245), 140 141 INTC_IRQ(TMR0, 246), INTC_IRQ(TMR0, 247), 142 INTC_IRQ(TMR0, 248), 143 144 INTC_IRQ(TMR1, 252), INTC_IRQ(TMR1, 253), 145 INTC_IRQ(TMR1, 254), 146 }; 147 148 static struct intc_group groups[] __initdata = { 149 INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3, 150 PINT4, PINT5, PINT6, PINT7), 151 }; 152 153 static struct intc_prio_reg prio_registers[] __initdata = { 154 { 0xfffe9418, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, 155 { 0xfffe941a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, 156 { 0xfffe9420, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI, 0 } }, 157 { 0xfffe9800, 0, 16, 4, /* IPR06 */ { 0, MTU20_ABCD, MTU20_VEF, MTU21_AB } }, 158 { 0xfffe9802, 0, 16, 4, /* IPR07 */ { MTU21_VU, MTU22_AB, MTU22_VU, MTU23_ABCD } }, 159 { 0xfffe9804, 0, 16, 4, /* IPR08 */ { MTU2_TCI3V, MTU24_ABCD, MTU2_TCI4V, MTU25_UVW } }, 160 161 { 0xfffe9806, 0, 16, 4, /* IPR09 */ { RTC, WDT, IIC30, 0 } }, 162 { 0xfffe9808, 0, 16, 4, /* IPR10 */ { IIC31, IIC32, DMAC0_DMINT0, DMAC1_DMINT1 } }, 163 { 0xfffe980a, 0, 16, 4, /* IPR11 */ { DMAC2_DMINT2, DMAC3_DMINT3, SCIF0, SCIF1 } }, 164 { 0xfffe980c, 0, 16, 4, /* IPR12 */ { SCIF2, SCIF3, SCIF4, SCIF5 } }, 165 { 0xfffe980e, 0, 16, 4, /* IPR13 */ { SCIF6, SCIF7, DMAC0_DMINTA, DMAC4_DMINT4 } }, 166 { 0xfffe9810, 0, 16, 4, /* IPR14 */ { DMAC5_DMINT5, DMAC6_DMINT6, DMAC7_DMINT7, 0 } }, 167 { 0xfffe9812, 0, 16, 4, /* IPR15 */ { 0, RCAN0, RCAN1, 0 } }, 168 { 0xfffe9814, 0, 16, 4, /* IPR16 */ { SSI0_SSII, SSI1_SSII, TMR0, TMR1 } }, 169 }; 170 171 static struct intc_mask_reg mask_registers[] __initdata = { 172 { 0xfffe9408, 0, 16, /* PINTER */ 173 { 0, 0, 0, 0, 0, 0, 0, 0, 174 PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } }, 175 }; 176 177 static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups, 178 mask_registers, prio_registers, NULL); 179 180 static struct plat_sci_port scif0_platform_data = { 181 .mapbase = 0xfffe8000, 182 .flags = UPF_BOOT_AUTOCONF, 183 .type = PORT_SCIF, 184 .irqs = { 180, 180, 180, 180 } 185 }; 186 187 static struct platform_device scif0_device = { 188 .name = "sh-sci", 189 .id = 0, 190 .dev = { 191 .platform_data = &scif0_platform_data, 192 }, 193 }; 194 195 static struct plat_sci_port scif1_platform_data = { 196 .mapbase = 0xfffe8800, 197 .flags = UPF_BOOT_AUTOCONF, 198 .type = PORT_SCIF, 199 .irqs = { 184, 184, 184, 184 } 200 }; 201 202 static struct platform_device scif1_device = { 203 .name = "sh-sci", 204 .id = 1, 205 .dev = { 206 .platform_data = &scif1_platform_data, 207 }, 208 }; 209 210 static struct plat_sci_port scif2_platform_data = { 211 .mapbase = 0xfffe9000, 212 .flags = UPF_BOOT_AUTOCONF, 213 .type = PORT_SCIF, 214 .irqs = { 188, 188, 188, 188 } 215 }; 216 217 static struct platform_device scif2_device = { 218 .name = "sh-sci", 219 .id = 2, 220 .dev = { 221 .platform_data = &scif2_platform_data, 222 }, 223 }; 224 225 static struct plat_sci_port scif3_platform_data = { 226 .mapbase = 0xfffe9800, 227 .flags = UPF_BOOT_AUTOCONF, 228 .type = PORT_SCIF, 229 .irqs = { 192, 192, 192, 192 } 230 }; 231 232 static struct platform_device scif3_device = { 233 .name = "sh-sci", 234 .id = 3, 235 .dev = { 236 .platform_data = &scif3_platform_data, 237 }, 238 }; 239 240 static struct plat_sci_port scif4_platform_data = { 241 .mapbase = 0xfffea000, 242 .flags = UPF_BOOT_AUTOCONF, 243 .type = PORT_SCIF, 244 .irqs = { 196, 196, 196, 196 } 245 }; 246 247 static struct platform_device scif4_device = { 248 .name = "sh-sci", 249 .id = 4, 250 .dev = { 251 .platform_data = &scif4_platform_data, 252 }, 253 }; 254 255 static struct plat_sci_port scif5_platform_data = { 256 .mapbase = 0xfffea800, 257 .flags = UPF_BOOT_AUTOCONF, 258 .type = PORT_SCIF, 259 .irqs = { 200, 200, 200, 200 } 260 }; 261 262 static struct platform_device scif5_device = { 263 .name = "sh-sci", 264 .id = 5, 265 .dev = { 266 .platform_data = &scif5_platform_data, 267 }, 268 }; 269 270 static struct plat_sci_port scif6_platform_data = { 271 .mapbase = 0xfffeb000, 272 .flags = UPF_BOOT_AUTOCONF, 273 .type = PORT_SCIF, 274 .irqs = { 204, 204, 204, 204 } 275 }; 276 277 static struct platform_device scif6_device = { 278 .name = "sh-sci", 279 .id = 6, 280 .dev = { 281 .platform_data = &scif6_platform_data, 282 }, 283 }; 284 285 static struct plat_sci_port scif7_platform_data = { 286 .mapbase = 0xfffeb800, 287 .flags = UPF_BOOT_AUTOCONF, 288 .type = PORT_SCIF, 289 .irqs = { 208, 208, 208, 208 } 290 }; 291 292 static struct platform_device scif7_device = { 293 .name = "sh-sci", 294 .id = 7, 295 .dev = { 296 .platform_data = &scif7_platform_data, 297 }, 298 }; 299 300 static struct resource rtc_resources[] = { 301 [0] = { 302 .start = 0xffff0800, 303 .end = 0xffff2000 + 0x58 - 1, 304 .flags = IORESOURCE_IO, 305 }, 306 [1] = { 307 /* Shared Period/Carry/Alarm IRQ */ 308 .start = 152, 309 .flags = IORESOURCE_IRQ, 310 }, 311 }; 312 313 static struct platform_device rtc_device = { 314 .name = "sh-rtc", 315 .id = -1, 316 .num_resources = ARRAY_SIZE(rtc_resources), 317 .resource = rtc_resources, 318 }; 319 320 static struct sh_timer_config mtu2_0_platform_data = { 321 .name = "MTU2_0", 322 .channel_offset = -0x80, 323 .timer_bit = 0, 324 .clk = "peripheral_clk", 325 .clockevent_rating = 200, 326 }; 327 328 static struct resource mtu2_0_resources[] = { 329 [0] = { 330 .name = "MTU2_0", 331 .start = 0xfffe4300, 332 .end = 0xfffe4326, 333 .flags = IORESOURCE_MEM, 334 }, 335 [1] = { 336 .start = 108, 337 .flags = IORESOURCE_IRQ, 338 }, 339 }; 340 341 static struct platform_device mtu2_0_device = { 342 .name = "sh_mtu2", 343 .id = 0, 344 .dev = { 345 .platform_data = &mtu2_0_platform_data, 346 }, 347 .resource = mtu2_0_resources, 348 .num_resources = ARRAY_SIZE(mtu2_0_resources), 349 }; 350 351 static struct sh_timer_config mtu2_1_platform_data = { 352 .name = "MTU2_1", 353 .channel_offset = -0x100, 354 .timer_bit = 1, 355 .clk = "peripheral_clk", 356 .clockevent_rating = 200, 357 }; 358 359 static struct resource mtu2_1_resources[] = { 360 [0] = { 361 .name = "MTU2_1", 362 .start = 0xfffe4380, 363 .end = 0xfffe4390, 364 .flags = IORESOURCE_MEM, 365 }, 366 [1] = { 367 .start = 116, 368 .flags = IORESOURCE_IRQ, 369 }, 370 }; 371 372 static struct platform_device mtu2_1_device = { 373 .name = "sh_mtu2", 374 .id = 1, 375 .dev = { 376 .platform_data = &mtu2_1_platform_data, 377 }, 378 .resource = mtu2_1_resources, 379 .num_resources = ARRAY_SIZE(mtu2_1_resources), 380 }; 381 382 static struct sh_timer_config mtu2_2_platform_data = { 383 .name = "MTU2_2", 384 .channel_offset = 0x80, 385 .timer_bit = 2, 386 .clk = "peripheral_clk", 387 .clockevent_rating = 200, 388 }; 389 390 static struct resource mtu2_2_resources[] = { 391 [0] = { 392 .name = "MTU2_2", 393 .start = 0xfffe4000, 394 .end = 0xfffe400a, 395 .flags = IORESOURCE_MEM, 396 }, 397 [1] = { 398 .start = 124, 399 .flags = IORESOURCE_IRQ, 400 }, 401 }; 402 403 static struct platform_device mtu2_2_device = { 404 .name = "sh_mtu2", 405 .id = 2, 406 .dev = { 407 .platform_data = &mtu2_2_platform_data, 408 }, 409 .resource = mtu2_2_resources, 410 .num_resources = ARRAY_SIZE(mtu2_2_resources), 411 }; 412 413 static struct platform_device *sh7201_devices[] __initdata = { 414 &scif0_device, 415 &scif1_device, 416 &scif2_device, 417 &scif3_device, 418 &scif4_device, 419 &scif5_device, 420 &scif6_device, 421 &scif7_device, 422 &rtc_device, 423 &mtu2_0_device, 424 &mtu2_1_device, 425 &mtu2_2_device, 426 }; 427 428 static int __init sh7201_devices_setup(void) 429 { 430 return platform_add_devices(sh7201_devices, 431 ARRAY_SIZE(sh7201_devices)); 432 } 433 arch_initcall(sh7201_devices_setup); 434 435 void __init plat_irq_setup(void) 436 { 437 register_intc_controller(&intc_desc); 438 } 439 440 static struct platform_device *sh7201_early_devices[] __initdata = { 441 &scif0_device, 442 &scif1_device, 443 &scif2_device, 444 &scif3_device, 445 &scif4_device, 446 &scif5_device, 447 &scif6_device, 448 &scif7_device, 449 &mtu2_0_device, 450 &mtu2_1_device, 451 &mtu2_2_device, 452 }; 453 454 #define STBCR3 0xfffe0408 455 456 void __init plat_early_device_setup(void) 457 { 458 /* enable MTU2 clock */ 459 __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); 460 461 early_platform_add_devices(sh7201_early_devices, 462 ARRAY_SIZE(sh7201_early_devices)); 463 } 464