arch/sh/kernel/cpu/sh4a/setup-shx3.c

   1 /*
   2  * SH-X3 Prototype Setup
   3  *
   4  *  Copyright (C) 2007 - 2010  Paul Mundt
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #include <linux/platform_device.h>
  11 #include <linux/init.h>
  12 #include <linux/serial.h>
  13 #include <linux/serial_sci.h>
  14 #include <linux/io.h>
  15 #include <linux/gpio.h>
  16 #include <linux/sh_timer.h>
  17 #include <cpu/shx3.h>
  18 #include <asm/mmzone.h>
  19
  20 /*
  21  * This intentionally only registers SCIF ports 0, 1, and 3. SCIF 2
  22  * INTEVT values overlap with the FPU EXPEVT ones, requiring special
  23  * demuxing in the exception dispatch path.
  24  *
  25  * As this overlap is something that never should have made it in to
  26  * silicon in the first place, we just refuse to deal with the port at
  27  * all rather than adding infrastructure to hack around it.
  28  */
  29 static struct plat_sci_port scif0_platform_data = {
  30         .mapbase        = 0xffc30000,
  31         .flags          = UPF_BOOT_AUTOCONF,
  32         .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
  33         .scbrr_algo_id  = SCBRR_ALGO_2,
  34         .type           = PORT_SCIF,
  35         .irqs           = { 40, 41, 43, 42 },
  36 };
  37
  38 static struct platform_device scif0_device = {
  39         .name           = "sh-sci",
  40         .id             = 0,
  41         .dev            = {
  42                 .platform_data  = &scif0_platform_data,
  43         },
  44 };
  45
  46 static struct plat_sci_port scif1_platform_data = {
  47         .mapbase        = 0xffc40000,
  48         .flags          = UPF_BOOT_AUTOCONF,
  49         .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
  50         .scbrr_algo_id  = SCBRR_ALGO_2,
  51         .type           = PORT_SCIF,
  52         .irqs           = { 44, 45, 47, 46 },
  53 };
  54
  55 static struct platform_device scif1_device = {
  56         .name           = "sh-sci",
  57         .id             = 1,
  58         .dev            = {
  59                 .platform_data  = &scif1_platform_data,
  60         },
  61 };
  62
  63 static struct plat_sci_port scif2_platform_data = {
  64         .mapbase        = 0xffc60000,
  65         .flags          = UPF_BOOT_AUTOCONF,
  66         .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
  67         .scbrr_algo_id  = SCBRR_ALGO_2,
  68         .type           = PORT_SCIF,
  69         .irqs           = { 52, 53, 55, 54 },
  70 };
  71
  72 static struct platform_device scif2_device = {
  73         .name           = "sh-sci",
  74         .id             = 2,
  75         .dev            = {
  76                 .platform_data  = &scif2_platform_data,
  77         },
  78 };
  79
  80 static struct sh_timer_config tmu0_platform_data = {
  81         .channel_offset = 0x04,
  82         .timer_bit = 0,
  83         .clockevent_rating = 200,
  84 };
  85
  86 static struct resource tmu0_resources[] = {
  87         [0] = {
  88                 .start  = 0xffc10008,
  89                 .end    = 0xffc10013,
  90                 .flags  = IORESOURCE_MEM,
  91         },
  92         [1] = {
  93                 .start  = 16,
  94                 .flags  = IORESOURCE_IRQ,
  95         },
  96 };
  97
  98 static struct platform_device tmu0_device = {
  99         .name           = "sh_tmu",
 100         .id             = 0,
 101         .dev = {
 102                 .platform_data  = &tmu0_platform_data,
 103         },
 104         .resource       = tmu0_resources,
 105         .num_resources  = ARRAY_SIZE(tmu0_resources),
 106 };
 107
 108 static struct sh_timer_config tmu1_platform_data = {
 109         .channel_offset = 0x10,
 110         .timer_bit = 1,
 111         .clocksource_rating = 200,
 112 };
 113
 114 static struct resource tmu1_resources[] = {
 115         [0] = {
 116                 .start  = 0xffc10014,
 117                 .end    = 0xffc1001f,
 118                 .flags  = IORESOURCE_MEM,
 119         },
 120         [1] = {
 121                 .start  = 17,
 122                 .flags  = IORESOURCE_IRQ,
 123         },
 124 };
 125
 126 static struct platform_device tmu1_device = {
 127         .name           = "sh_tmu",
 128         .id             = 1,
 129         .dev = {
 130                 .platform_data  = &tmu1_platform_data,
 131         },
 132         .resource       = tmu1_resources,
 133         .num_resources  = ARRAY_SIZE(tmu1_resources),
 134 };
 135
 136 static struct sh_timer_config tmu2_platform_data = {
 137         .channel_offset = 0x1c,
 138         .timer_bit = 2,
 139 };
 140
 141 static struct resource tmu2_resources[] = {
 142         [0] = {
 143                 .start  = 0xffc10020,
 144                 .end    = 0xffc1002f,
 145                 .flags  = IORESOURCE_MEM,
 146         },
 147         [1] = {
 148                 .start  = 18,
 149                 .flags  = IORESOURCE_IRQ,
 150         },
 151 };
 152
 153 static struct platform_device tmu2_device = {
 154         .name           = "sh_tmu",
 155         .id             = 2,
 156         .dev = {
 157                 .platform_data  = &tmu2_platform_data,
 158         },
 159         .resource       = tmu2_resources,
 160         .num_resources  = ARRAY_SIZE(tmu2_resources),
 161 };
 162
 163 static struct sh_timer_config tmu3_platform_data = {
 164         .channel_offset = 0x04,
 165         .timer_bit = 0,
 166 };
 167
 168 static struct resource tmu3_resources[] = {
 169         [0] = {
 170                 .start  = 0xffc20008,
 171                 .end    = 0xffc20013,
 172                 .flags  = IORESOURCE_MEM,
 173         },
 174         [1] = {
 175                 .start  = 19,
 176                 .flags  = IORESOURCE_IRQ,
 177         },
 178 };
 179
 180 static struct platform_device tmu3_device = {
 181         .name           = "sh_tmu",
 182         .id             = 3,
 183         .dev = {
 184                 .platform_data  = &tmu3_platform_data,
 185         },
 186         .resource       = tmu3_resources,
 187         .num_resources  = ARRAY_SIZE(tmu3_resources),
 188 };
 189
 190 static struct sh_timer_config tmu4_platform_data = {
 191         .channel_offset = 0x10,
 192         .timer_bit = 1,
 193 };
 194
 195 static struct resource tmu4_resources[] = {
 196         [0] = {
 197                 .start  = 0xffc20014,
 198                 .end    = 0xffc2001f,
 199                 .flags  = IORESOURCE_MEM,
 200         },
 201         [1] = {
 202                 .start  = 20,
 203                 .flags  = IORESOURCE_IRQ,
 204         },
 205 };
 206
 207 static struct platform_device tmu4_device = {
 208         .name           = "sh_tmu",
 209         .id             = 4,
 210         .dev = {
 211                 .platform_data  = &tmu4_platform_data,
 212         },
 213         .resource       = tmu4_resources,
 214         .num_resources  = ARRAY_SIZE(tmu4_resources),
 215 };
 216
 217 static struct sh_timer_config tmu5_platform_data = {
 218         .channel_offset = 0x1c,
 219         .timer_bit = 2,
 220 };
 221
 222 static struct resource tmu5_resources[] = {
 223         [0] = {
 224                 .start  = 0xffc20020,
 225                 .end    = 0xffc2002b,
 226                 .flags  = IORESOURCE_MEM,
 227         },
 228         [1] = {
 229                 .start  = 21,
 230                 .flags  = IORESOURCE_IRQ,
 231         },
 232 };
 233
 234 static struct platform_device tmu5_device = {
 235         .name           = "sh_tmu",
 236         .id             = 5,
 237         .dev = {
 238                 .platform_data  = &tmu5_platform_data,
 239         },
 240         .resource       = tmu5_resources,
 241         .num_resources  = ARRAY_SIZE(tmu5_resources),
 242 };
 243
 244 static struct platform_device *shx3_early_devices[] __initdata = {
 245         &scif0_device,
 246         &scif1_device,
 247         &scif2_device,
 248         &tmu0_device,
 249         &tmu1_device,
 250         &tmu2_device,
 251         &tmu3_device,
 252         &tmu4_device,
 253         &tmu5_device,
 254 };
 255
 256 static int __init shx3_devices_setup(void)
 257 {
 258         return platform_add_devices(shx3_early_devices,
 259                                    ARRAY_SIZE(shx3_early_devices));
 260 }
 261 arch_initcall(shx3_devices_setup);
 262
 263 void __init plat_early_device_setup(void)
 264 {
 265         early_platform_add_devices(shx3_early_devices,
 266                                    ARRAY_SIZE(shx3_early_devices));
 267 }
 268
 269 enum {
 270         UNUSED = 0,
 271
 272         /* interrupt sources */
 273         IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
 274         IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
 275         IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
 276         IRL_HHLL, IRL_HHLH, IRL_HHHL,
 277         IRQ0, IRQ1, IRQ2, IRQ3,
 278         HUDII,
 279         TMU0, TMU1, TMU2, TMU3, TMU4, TMU5,
 280         PCII0, PCII1, PCII2, PCII3, PCII4,
 281         PCII5, PCII6, PCII7, PCII8, PCII9,
 282         SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
 283         SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
 284         SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI,
 285         SCIF3_ERI, SCIF3_RXI, SCIF3_BRI, SCIF3_TXI,
 286         DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3,
 287         DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE,
 288         DU,
 289         DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, DMAC1_DMINT9,
 290         DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE,
 291         IIC, VIN0, VIN1, VCORE0, ATAPI,
 292         DTU0, DTU1, DTU2, DTU3,
 293         FE0, FE1,
 294         GPIO0, GPIO1, GPIO2, GPIO3,
 295         PAM, IRM,
 296         INTICI0, INTICI1, INTICI2, INTICI3,
 297         INTICI4, INTICI5, INTICI6, INTICI7,
 298
 299         /* interrupt groups */
 300         IRL, PCII56789, SCIF0, SCIF1, SCIF2, SCIF3,
 301         DMAC0, DMAC1,
 302 };
 303
 304 static struct intc_vect vectors[] __initdata = {
 305         INTC_VECT(HUDII, 0x3e0),
 306         INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
 307         INTC_VECT(TMU2, 0x440), INTC_VECT(TMU3, 0x460),
 308         INTC_VECT(TMU4, 0x480), INTC_VECT(TMU5, 0x4a0),
 309         INTC_VECT(PCII0, 0x500), INTC_VECT(PCII1, 0x520),
 310         INTC_VECT(PCII2, 0x540), INTC_VECT(PCII3, 0x560),
 311         INTC_VECT(PCII4, 0x580), INTC_VECT(PCII5, 0x5a0),
 312         INTC_VECT(PCII6, 0x5c0), INTC_VECT(PCII7, 0x5e0),
 313         INTC_VECT(PCII8, 0x600), INTC_VECT(PCII9, 0x620),
 314         INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720),
 315         INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760),
 316         INTC_VECT(SCIF1_ERI, 0x780), INTC_VECT(SCIF1_RXI, 0x7a0),
 317         INTC_VECT(SCIF1_BRI, 0x7c0), INTC_VECT(SCIF1_TXI, 0x7e0),
 318         INTC_VECT(SCIF3_ERI, 0x880), INTC_VECT(SCIF3_RXI, 0x8a0),
 319         INTC_VECT(SCIF3_BRI, 0x8c0), INTC_VECT(SCIF3_TXI, 0x8e0),
 320         INTC_VECT(DMAC0_DMINT0, 0x900), INTC_VECT(DMAC0_DMINT1, 0x920),
 321         INTC_VECT(DMAC0_DMINT2, 0x940), INTC_VECT(DMAC0_DMINT3, 0x960),
 322         INTC_VECT(DMAC0_DMINT4, 0x980), INTC_VECT(DMAC0_DMINT5, 0x9a0),
 323         INTC_VECT(DMAC0_DMAE, 0x9c0),
 324         INTC_VECT(DU, 0x9e0),
 325         INTC_VECT(DMAC1_DMINT6, 0xa00), INTC_VECT(DMAC1_DMINT7, 0xa20),
 326         INTC_VECT(DMAC1_DMINT8, 0xa40), INTC_VECT(DMAC1_DMINT9, 0xa60),
 327         INTC_VECT(DMAC1_DMINT10, 0xa80), INTC_VECT(DMAC1_DMINT11, 0xaa0),
 328         INTC_VECT(DMAC1_DMAE, 0xac0),
 329         INTC_VECT(IIC, 0xae0),
 330         INTC_VECT(VIN0, 0xb00), INTC_VECT(VIN1, 0xb20),
 331         INTC_VECT(VCORE0, 0xb00), INTC_VECT(ATAPI, 0xb60),
 332         INTC_VECT(DTU0, 0xc00), INTC_VECT(DTU0, 0xc20),
 333         INTC_VECT(DTU0, 0xc40),
 334         INTC_VECT(DTU1, 0xc60), INTC_VECT(DTU1, 0xc80),
 335         INTC_VECT(DTU1, 0xca0),
 336         INTC_VECT(DTU2, 0xcc0), INTC_VECT(DTU2, 0xce0),
 337         INTC_VECT(DTU2, 0xd00),
 338         INTC_VECT(DTU3, 0xd20), INTC_VECT(DTU3, 0xd40),
 339         INTC_VECT(DTU3, 0xd60),
 340         INTC_VECT(FE0, 0xe00), INTC_VECT(FE1, 0xe20),
 341         INTC_VECT(GPIO0, 0xe40), INTC_VECT(GPIO1, 0xe60),
 342         INTC_VECT(GPIO2, 0xe80), INTC_VECT(GPIO3, 0xea0),
 343         INTC_VECT(PAM, 0xec0), INTC_VECT(IRM, 0xee0),
 344         INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
 345         INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
 346         INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
 347         INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
 348 };
 349
 350 static struct intc_group groups[] __initdata = {
 351         INTC_GROUP(IRL, IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
 352                    IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
 353                    IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
 354                    IRL_HHLL, IRL_HHLH, IRL_HHHL),
 355         INTC_GROUP(PCII56789, PCII5, PCII6, PCII7, PCII8, PCII9),
 356         INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
 357         INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
 358         INTC_GROUP(SCIF3, SCIF3_ERI, SCIF3_RXI, SCIF3_BRI, SCIF3_TXI),
 359         INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
 360                    DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE),
 361         INTC_GROUP(DMAC1, DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8,
 362                    DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11),
 363 };
 364
 365 #define INT2DISTCR0     0xfe4108a0
 366 #define INT2DISTCR1     0xfe4108a4
 367 #define INT2DISTCR2     0xfe4108a8
 368
 369 static struct intc_mask_reg mask_registers[] __initdata = {
 370         { 0xfe410030, 0xfe410050, 32, /* CnINTMSK0 / CnINTMSKCLR0 */
 371           { IRQ0, IRQ1, IRQ2, IRQ3 } },
 372         { 0xfe410040, 0xfe410060, 32, /* CnINTMSK1 / CnINTMSKCLR1 */
 373           { IRL } },
 374         { 0xfe410820, 0xfe410850, 32, /* CnINT2MSK0 / CnINT2MSKCLR0 */
 375           { FE1, FE0, 0, ATAPI, VCORE0, VIN1, VIN0, IIC,
 376             DU, GPIO3, GPIO2, GPIO1, GPIO0, PAM, 0, 0,
 377             0, 0, 0, 0, 0, 0, 0, 0, /* HUDI bits ignored */
 378             0, TMU5, TMU4, TMU3, TMU2, TMU1, TMU0, 0, },
 379             INTC_SMP_BALANCING(INT2DISTCR0) },
 380         { 0xfe410830, 0xfe410860, 32, /* CnINT2MSK1 / CnINT2MSKCLR1 */
 381           { 0, 0, 0, 0, DTU3, DTU2, DTU1, DTU0, /* IRM bits ignored */
 382             PCII9, PCII8, PCII7, PCII6, PCII5, PCII4, PCII3, PCII2,
 383             PCII1, PCII0, DMAC1_DMAE, DMAC1_DMINT11,
 384             DMAC1_DMINT10, DMAC1_DMINT9, DMAC1_DMINT8, DMAC1_DMINT7,
 385             DMAC1_DMINT6, DMAC0_DMAE, DMAC0_DMINT5, DMAC0_DMINT4,
 386             DMAC0_DMINT3, DMAC0_DMINT2, DMAC0_DMINT1, DMAC0_DMINT0 },
 387             INTC_SMP_BALANCING(INT2DISTCR1) },
 388         { 0xfe410840, 0xfe410870, 32, /* CnINT2MSK2 / CnINT2MSKCLR2 */
 389           { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 390             SCIF3_TXI, SCIF3_BRI, SCIF3_RXI, SCIF3_ERI,
 391             SCIF2_TXI, SCIF2_BRI, SCIF2_RXI, SCIF2_ERI,
 392             SCIF1_TXI, SCIF1_BRI, SCIF1_RXI, SCIF1_ERI,
 393             SCIF0_TXI, SCIF0_BRI, SCIF0_RXI, SCIF0_ERI },
 394             INTC_SMP_BALANCING(INT2DISTCR2) },
 395 };
 396
 397 static struct intc_prio_reg prio_registers[] __initdata = {
 398         { 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
 399
 400         { 0xfe410800, 0, 32, 4, /* INT2PRI0 */ { 0, HUDII, TMU5, TMU4,
 401                                                  TMU3, TMU2, TMU1, TMU0 } },
 402         { 0xfe410804, 0, 32, 4, /* INT2PRI1 */ { DTU3, DTU2, DTU1, DTU0,
 403                                                  SCIF3, SCIF2,
 404                                                  SCIF1, SCIF0 } },
 405         { 0xfe410808, 0, 32, 4, /* INT2PRI2 */ { DMAC1, DMAC0,
 406                                                  PCII56789, PCII4,
 407                                                  PCII3, PCII2,
 408                                                  PCII1, PCII0 } },
 409         { 0xfe41080c, 0, 32, 4, /* INT2PRI3 */ { FE1, FE0, ATAPI, VCORE0,
 410                                                  VIN1, VIN0, IIC, DU} },
 411         { 0xfe410810, 0, 32, 4, /* INT2PRI4 */ { 0, 0, PAM, GPIO3,
 412                                                  GPIO2, GPIO1, GPIO0, IRM } },
 413         { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
 414           { INTICI7, INTICI6, INTICI5, INTICI4,
 415             INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 4) },
 416 };
 417
 418 static DECLARE_INTC_DESC(intc_desc, "shx3", vectors, groups,
 419                          mask_registers, prio_registers, NULL);
 420
 421 /* Support for external interrupt pins in IRQ mode */
 422 static struct intc_vect vectors_irq[] __initdata = {
 423         INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
 424         INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
 425 };
 426
 427 static struct intc_sense_reg sense_registers[] __initdata = {
 428         { 0xfe41001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3 } },
 429 };
 430
 431 static DECLARE_INTC_DESC(intc_desc_irq, "shx3-irq", vectors_irq, groups,
 432                          mask_registers, prio_registers, sense_registers);
 433
 434 /* External interrupt pins in IRL mode */
 435 static struct intc_vect vectors_irl[] __initdata = {
 436         INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
 437         INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
 438         INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
 439         INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
 440         INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
 441         INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
 442         INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
 443         INTC_VECT(IRL_HHHL, 0x3c0),
 444 };
 445
 446 static DECLARE_INTC_DESC(intc_desc_irl, "shx3-irl", vectors_irl, groups,
 447                          mask_registers, prio_registers, NULL);
 448
 449 void __init plat_irq_setup_pins(int mode)
 450 {
 451         int ret = 0;
 452
 453         switch (mode) {
 454         case IRQ_MODE_IRQ:
 455                 ret |= gpio_request(GPIO_FN_IRQ3, intc_desc_irq.name);
 456                 ret |= gpio_request(GPIO_FN_IRQ2, intc_desc_irq.name);
 457                 ret |= gpio_request(GPIO_FN_IRQ1, intc_desc_irq.name);
 458                 ret |= gpio_request(GPIO_FN_IRQ0, intc_desc_irq.name);
 459
 460                 if (unlikely(ret)) {
 461                         pr_err("Failed to set IRQ mode\n");
 462                         return;
 463                 }
 464
 465                 register_intc_controller(&intc_desc_irq);
 466                 break;
 467         case IRQ_MODE_IRL3210:
 468                 ret |= gpio_request(GPIO_FN_IRL3, intc_desc_irl.name);
 469                 ret |= gpio_request(GPIO_FN_IRL2, intc_desc_irl.name);
 470                 ret |= gpio_request(GPIO_FN_IRL1, intc_desc_irl.name);
 471                 ret |= gpio_request(GPIO_FN_IRL0, intc_desc_irl.name);
 472
 473                 if (unlikely(ret)) {
 474                         pr_err("Failed to set IRL mode\n");
 475                         return;
 476                 }
 477
 478                 register_intc_controller(&intc_desc_irl);
 479                 break;
 480         default:
 481                 BUG();
 482         }
 483 }
 484
 485 void __init plat_irq_setup(void)
 486 {
 487         reserve_intc_vectors(vectors_irq, ARRAY_SIZE(vectors_irq));
 488         reserve_intc_vectors(vectors_irl, ARRAY_SIZE(vectors_irl));
 489
 490         register_intc_controller(&intc_desc);
 491 }
 492
 493 void __init plat_mem_setup(void)
 494 {
 495         unsigned int nid = 1;
 496
 497         /* Register CPU#0 URAM space as Node 1 */
 498         setup_bootmem_node(nid++, 0x145f0000, 0x14610000);      /* CPU0 */
 499
 500 #if 0
 501         /* XXX: Not yet.. */
 502         setup_bootmem_node(nid++, 0x14df0000, 0x14e10000);      /* CPU1 */
 503         setup_bootmem_node(nid++, 0x155f0000, 0x15610000);      /* CPU2 */
 504         setup_bootmem_node(nid++, 0x15df0000, 0x15e10000);      /* CPU3 */
 505 #endif
 506
 507         setup_bootmem_node(nid++, 0x16000000, 0x16020000);      /* CSM */
 508 }