arch/m32r/platforms/m32700ut/setup.c

   1 /*
   2  *  linux/arch/m32r/platforms/m32700ut/setup.c
   3  *
   4  *  Setup routines for Renesas M32700UT Board
   5  *
   6  *  Copyright (c) 2002-2005  Hiroyuki Kondo, Hirokazu Takata,
   7  *                           Hitoshi Yamamoto, Takeo Takahashi
   8  *
   9  *  This file is subject to the terms and conditions of the GNU General
  10  *  Public License.  See the file "COPYING" in the main directory of this
  11  *  archive for more details.
  12  */
  13
  14 #include <linux/irq.h>
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18
  19 #include <asm/system.h>
  20 #include <asm/m32r.h>
  21 #include <asm/io.h>
  22
  23 /*
  24  * M32700 Interrupt Control Unit (Level 1)
  25  */
  26 #define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
  27
  28 icu_data_t icu_data[M32700UT_NUM_CPU_IRQ];
  29
  30 static void disable_m32700ut_irq(unsigned int irq)
  31 {
  32         unsigned long port, data;
  33
  34         port = irq2port(irq);
  35         data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
  36         outl(data, port);
  37 }
  38
  39 static void enable_m32700ut_irq(unsigned int irq)
  40 {
  41         unsigned long port, data;
  42
  43         port = irq2port(irq);
  44         data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
  45         outl(data, port);
  46 }
  47
  48 static void mask_m32700ut(struct irq_data *data)
  49 {
  50         disable_m32700ut_irq(data->irq);
  51 }
  52
  53 static void unmask_m32700ut(struct irq_data *data)
  54 {
  55         enable_m32700ut_irq(data->irq);
  56 }
  57
  58 static void shutdown_m32700ut(struct irq_data *data)
  59 {
  60         unsigned long port;
  61
  62         port = irq2port(data->irq);
  63         outl(M32R_ICUCR_ILEVEL7, port);
  64 }
  65
  66 static struct irq_chip m32700ut_irq_type =
  67 {
  68         .name           = "M32700UT-IRQ",
  69         .irq_shutdown   = shutdown_m32700ut,
  70         .irq_mask       = mask_m32700ut,
  71         .irq_unmask     = unmask_m32700ut
  72 };
  73
  74 /*
  75  * Interrupt Control Unit of PLD on M32700UT (Level 2)
  76  */
  77 #define irq2pldirq(x)           ((x) - M32700UT_PLD_IRQ_BASE)
  78 #define pldirq2port(x)          (unsigned long)((int)PLD_ICUCR1 + \
  79                                  (((x) - 1) * sizeof(unsigned short)))
  80
  81 typedef struct {
  82         unsigned short icucr;  /* ICU Control Register */
  83 } pld_icu_data_t;
  84
  85 static pld_icu_data_t pld_icu_data[M32700UT_NUM_PLD_IRQ];
  86
  87 static void disable_m32700ut_pld_irq(unsigned int irq)
  88 {
  89         unsigned long port, data;
  90         unsigned int pldirq;
  91
  92         pldirq = irq2pldirq(irq);
  93         port = pldirq2port(pldirq);
  94         data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
  95         outw(data, port);
  96 }
  97
  98 static void enable_m32700ut_pld_irq(unsigned int irq)
  99 {
 100         unsigned long port, data;
 101         unsigned int pldirq;
 102
 103         pldirq = irq2pldirq(irq);
 104         port = pldirq2port(pldirq);
 105         data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 106         outw(data, port);
 107 }
 108
 109 static void mask_m32700ut_pld(struct irq_data *data)
 110 {
 111         disable_m32700ut_pld_irq(data->irq);
 112 }
 113
 114 static void unmask_m32700ut_pld(struct irq_data *data)
 115 {
 116         enable_m32700ut_pld_irq(data->irq);
 117         enable_m32700ut_irq(M32R_IRQ_INT1);
 118 }
 119
 120 static void shutdown_m32700ut_pld_irq(struct irq_data *data)
 121 {
 122         unsigned long port;
 123         unsigned int pldirq;
 124
 125         pldirq = irq2pldirq(data->irq);
 126         port = pldirq2port(pldirq);
 127         outw(PLD_ICUCR_ILEVEL7, port);
 128 }
 129
 130 static struct irq_chip m32700ut_pld_irq_type =
 131 {
 132         .name           = "M32700UT-PLD-IRQ",
 133         .irq_shutdown   = shutdown_m32700ut_pld_irq,
 134         .irq_mask       = mask_m32700ut_pld,
 135         .irq_unmask     = unmask_m32700ut_pld,
 136 };
 137
 138 /*
 139  * Interrupt Control Unit of PLD on M32700UT-LAN (Level 2)
 140  */
 141 #define irq2lanpldirq(x)        ((x) - M32700UT_LAN_PLD_IRQ_BASE)
 142 #define lanpldirq2port(x)       (unsigned long)((int)M32700UT_LAN_ICUCR1 + \
 143                                  (((x) - 1) * sizeof(unsigned short)))
 144
 145 static pld_icu_data_t lanpld_icu_data[M32700UT_NUM_LAN_PLD_IRQ];
 146
 147 static void disable_m32700ut_lanpld_irq(unsigned int irq)
 148 {
 149         unsigned long port, data;
 150         unsigned int pldirq;
 151
 152         pldirq = irq2lanpldirq(irq);
 153         port = lanpldirq2port(pldirq);
 154         data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
 155         outw(data, port);
 156 }
 157
 158 static void enable_m32700ut_lanpld_irq(unsigned int irq)
 159 {
 160         unsigned long port, data;
 161         unsigned int pldirq;
 162
 163         pldirq = irq2lanpldirq(irq);
 164         port = lanpldirq2port(pldirq);
 165         data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 166         outw(data, port);
 167 }
 168
 169 static void mask_m32700ut_lanpld(struct irq_data *data)
 170 {
 171         disable_m32700ut_lanpld_irq(data->irq);
 172 }
 173
 174 static void unmask_m32700ut_lanpld(struct irq_data *data)
 175 {
 176         enable_m32700ut_lanpld_irq(data->irq);
 177         enable_m32700ut_irq(M32R_IRQ_INT0);
 178 }
 179
 180 static void shutdown_m32700ut_lanpld(struct irq_data *data)
 181 {
 182         unsigned long port;
 183         unsigned int pldirq;
 184
 185         pldirq = irq2lanpldirq(data->irq);
 186         port = lanpldirq2port(pldirq);
 187         outw(PLD_ICUCR_ILEVEL7, port);
 188 }
 189
 190 static struct irq_chip m32700ut_lanpld_irq_type =
 191 {
 192         .name           = "M32700UT-PLD-LAN-IRQ",
 193         .irq_shutdown   = shutdown_m32700ut_lanpld,
 194         .irq_mask       = mask_m32700ut_lanpld,
 195         .irq_unmask     = unmask_m32700ut_lanpld,
 196 };
 197
 198 /*
 199  * Interrupt Control Unit of PLD on M32700UT-LCD (Level 2)
 200  */
 201 #define irq2lcdpldirq(x)        ((x) - M32700UT_LCD_PLD_IRQ_BASE)
 202 #define lcdpldirq2port(x)       (unsigned long)((int)M32700UT_LCD_ICUCR1 + \
 203                                  (((x) - 1) * sizeof(unsigned short)))
 204
 205 static pld_icu_data_t lcdpld_icu_data[M32700UT_NUM_LCD_PLD_IRQ];
 206
 207 static void disable_m32700ut_lcdpld_irq(unsigned int irq)
 208 {
 209         unsigned long port, data;
 210         unsigned int pldirq;
 211
 212         pldirq = irq2lcdpldirq(irq);
 213         port = lcdpldirq2port(pldirq);
 214         data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
 215         outw(data, port);
 216 }
 217
 218 static void enable_m32700ut_lcdpld_irq(unsigned int irq)
 219 {
 220         unsigned long port, data;
 221         unsigned int pldirq;
 222
 223         pldirq = irq2lcdpldirq(irq);
 224         port = lcdpldirq2port(pldirq);
 225         data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 226         outw(data, port);
 227 }
 228
 229 static void mask_and_ack_m32700ut_lcdpld(unsigned int irq)
 230 {
 231         disable_m32700ut_lcdpld_irq(irq);
 232 }
 233
 234 static void end_m32700ut_lcdpld_irq(unsigned int irq)
 235 {
 236         enable_m32700ut_lcdpld_irq(irq);
 237         enable_m32700ut_irq(M32R_IRQ_INT2);
 238 }
 239
 240 static unsigned int startup_m32700ut_lcdpld_irq(unsigned int irq)
 241 {
 242         enable_m32700ut_lcdpld_irq(irq);
 243         return (0);
 244 }
 245
 246 static void shutdown_m32700ut_lcdpld_irq(unsigned int irq)
 247 {
 248         unsigned long port;
 249         unsigned int pldirq;
 250
 251         pldirq = irq2lcdpldirq(irq);
 252         port = lcdpldirq2port(pldirq);
 253         outw(PLD_ICUCR_ILEVEL7, port);
 254 }
 255
 256 static struct irq_chip m32700ut_lcdpld_irq_type =
 257 {
 258         .name = "M32700UT-PLD-LCD-IRQ",
 259         .startup = startup_m32700ut_lcdpld_irq,
 260         .shutdown = shutdown_m32700ut_lcdpld_irq,
 261         .enable = enable_m32700ut_lcdpld_irq,
 262         .disable = disable_m32700ut_lcdpld_irq,
 263         .ack = mask_and_ack_m32700ut_lcdpld,
 264         .end = end_m32700ut_lcdpld_irq
 265 };
 266
 267 void __init init_IRQ(void)
 268 {
 269 #if defined(CONFIG_SMC91X)
 270         /* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/
 271         set_irq_chip_and_handler(M32700UT_LAN_IRQ_LAN,
 272                                  &m32700ut_lanpld_irq_type, handle_level_irq);
 273         lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;   /* "H" edge sense */
 274         disable_m32700ut_lanpld_irq(M32700UT_LAN_IRQ_LAN);
 275 #endif  /* CONFIG_SMC91X */
 276
 277         /* MFT2 : system timer */
 278         set_irq_chip_and_handler(M32R_IRQ_MFT2, &m32700ut_irq_type,
 279                                  handle_level_irq);
 280         icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 281         disable_m32700ut_irq(M32R_IRQ_MFT2);
 282
 283         /* SIO0 : receive */
 284         set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &m32700ut_irq_type,
 285                                  handle_level_irq);
 286         icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 287         disable_m32700ut_irq(M32R_IRQ_SIO0_R);
 288
 289         /* SIO0 : send */
 290         set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &m32700ut_irq_type,
 291                                  handle_level_irq);
 292         icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 293         disable_m32700ut_irq(M32R_IRQ_SIO0_S);
 294
 295         /* SIO1 : receive */
 296         set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &m32700ut_irq_type,
 297                                  handle_level_irq);
 298         icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 299         disable_m32700ut_irq(M32R_IRQ_SIO1_R);
 300
 301         /* SIO1 : send */
 302         set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &m32700ut_irq_type,
 303                                  handle_level_irq);
 304         icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 305         disable_m32700ut_irq(M32R_IRQ_SIO1_S);
 306
 307         /* DMA1 : */
 308         set_irq_chip_and_handler(M32R_IRQ_DMA1, &m32700ut_irq_type,
 309                                  handle_level_irq);
 310         icu_data[M32R_IRQ_DMA1].icucr = 0;
 311         disable_m32700ut_irq(M32R_IRQ_DMA1);
 312
 313 #ifdef CONFIG_SERIAL_M32R_PLDSIO
 314         /* INT#1: SIO0 Receive on PLD */
 315         set_irq_chip_and_handler(PLD_IRQ_SIO0_RCV, &m32700ut_pld_irq_type,
 316                                  handle_level_irq);
 317         pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 318         disable_m32700ut_pld_irq(PLD_IRQ_SIO0_RCV);
 319
 320         /* INT#1: SIO0 Send on PLD */
 321         set_irq_chip_and_handler(PLD_IRQ_SIO0_SND, &m32700ut_pld_irq_type,
 322                                  handle_level_irq);
 323         pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 324         disable_m32700ut_pld_irq(PLD_IRQ_SIO0_SND);
 325 #endif  /* CONFIG_SERIAL_M32R_PLDSIO */
 326
 327         /* INT#1: CFC IREQ on PLD */
 328         set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &m32700ut_pld_irq_type,
 329                                  handle_level_irq);
 330         pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;       /* 'L' level sense */
 331         disable_m32700ut_pld_irq(PLD_IRQ_CFIREQ);
 332
 333         /* INT#1: CFC Insert on PLD */
 334         set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &m32700ut_pld_irq_type,
 335                                  handle_level_irq);
 336         pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00;   /* 'L' edge sense */
 337         disable_m32700ut_pld_irq(PLD_IRQ_CFC_INSERT);
 338
 339         /* INT#1: CFC Eject on PLD */
 340         set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &m32700ut_pld_irq_type,
 341                                  handle_level_irq);
 342         pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;    /* 'H' edge sense */
 343         disable_m32700ut_pld_irq(PLD_IRQ_CFC_EJECT);
 344
 345         /*
 346          * INT0# is used for LAN, DIO
 347          * We enable it here.
 348          */
 349         icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
 350         enable_m32700ut_irq(M32R_IRQ_INT0);
 351
 352         /*
 353          * INT1# is used for UART, MMC, CF Controller in FPGA.
 354          * We enable it here.
 355          */
 356         icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
 357         enable_m32700ut_irq(M32R_IRQ_INT1);
 358
 359 #if defined(CONFIG_USB)
 360         outw(USBCR_OTGS, USBCR);        /* USBCR: non-OTG */
 361         set_irq_chip(M32700UT_LCD_IRQ_USB_INT1, &m32700ut_lcdpld_irq_type);
 362
 363         lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;      /* "L" level sense */
 364         disable_m32700ut_lcdpld_irq(M32700UT_LCD_IRQ_USB_INT1);
 365 #endif
 366         /*
 367          * INT2# is used for BAT, USB, AUDIO
 368          * We enable it here.
 369          */
 370         icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01;
 371         enable_m32700ut_irq(M32R_IRQ_INT2);
 372
 373 #if defined(CONFIG_VIDEO_M32R_AR)
 374         /*
 375          * INT3# is used for AR
 376          */
 377         set_irq_chip_and_handler(M32R_IRQ_INT3, &m32700ut_irq_type,
 378                                  handle_level_irq);
 379         icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 380         disable_m32700ut_irq(M32R_IRQ_INT3);
 381 #endif  /* CONFIG_VIDEO_M32R_AR */
 382 }
 383
 384 #if defined(CONFIG_SMC91X)
 385
 386 #define LAN_IOSTART     0x300
 387 #define LAN_IOEND       0x320
 388 static struct resource smc91x_resources[] = {
 389         [0] = {
 390                 .start  = (LAN_IOSTART),
 391                 .end    = (LAN_IOEND),
 392                 .flags  = IORESOURCE_MEM,
 393         },
 394         [1] = {
 395                 .start  = M32700UT_LAN_IRQ_LAN,
 396                 .end    = M32700UT_LAN_IRQ_LAN,
 397                 .flags  = IORESOURCE_IRQ,
 398         }
 399 };
 400
 401 static struct platform_device smc91x_device = {
 402         .name           = "smc91x",
 403         .id             = 0,
 404         .num_resources  = ARRAY_SIZE(smc91x_resources),
 405         .resource       = smc91x_resources,
 406 };
 407 #endif
 408
 409 #if defined(CONFIG_FB_S1D13XXX)
 410
 411 #include <video/s1d13xxxfb.h>
 412 #include <asm/s1d13806.h>
 413
 414 static struct s1d13xxxfb_pdata s1d13xxxfb_data = {
 415         .initregs               = s1d13xxxfb_initregs,
 416         .initregssize           = ARRAY_SIZE(s1d13xxxfb_initregs),
 417         .platform_init_video    = NULL,
 418 #ifdef CONFIG_PM
 419         .platform_suspend_video = NULL,
 420         .platform_resume_video  = NULL,
 421 #endif
 422 };
 423
 424 static struct resource s1d13xxxfb_resources[] = {
 425         [0] = {
 426                 .start  = 0x10600000UL,
 427                 .end    = 0x1073FFFFUL,
 428                 .flags  = IORESOURCE_MEM,
 429         },
 430         [1] = {
 431                 .start  = 0x10400000UL,
 432                 .end    = 0x104001FFUL,
 433                 .flags  = IORESOURCE_MEM,
 434         }
 435 };
 436
 437 static struct platform_device s1d13xxxfb_device = {
 438         .name           = S1D_DEVICENAME,
 439         .id             = 0,
 440         .dev            = {
 441                 .platform_data  = &s1d13xxxfb_data,
 442         },
 443         .num_resources  = ARRAY_SIZE(s1d13xxxfb_resources),
 444         .resource       = s1d13xxxfb_resources,
 445 };
 446 #endif
 447
 448 static int __init platform_init(void)
 449 {
 450 #if defined(CONFIG_SMC91X)
 451         platform_device_register(&smc91x_device);
 452 #endif
 453 #if defined(CONFIG_FB_S1D13XXX)
 454         platform_device_register(&s1d13xxxfb_device);
 455 #endif
 456         return 0;
 457 }
 458 arch_initcall(platform_init);