kernel/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/m32r.h>
  20 #include <asm/io.h>
  21
  22 /*
  23  * M32700 Interrupt Control Unit (Level 1)
  24  */
  25 #define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
  26
  27 icu_data_t icu_data[M32700UT_NUM_CPU_IRQ];
  28
  29 static void disable_m32700ut_irq(unsigned int irq)
  30 {
  31         unsigned long port, data;
  32
  33         port = irq2port(irq);
  34         data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
  35         outl(data, port);
  36 }
  37
  38 static void enable_m32700ut_irq(unsigned int irq)
  39 {
  40         unsigned long port, data;
  41
  42         port = irq2port(irq);
  43         data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
  44         outl(data, port);
  45 }
  46
  47 static void mask_m32700ut(struct irq_data *data)
  48 {
  49         disable_m32700ut_irq(data->irq);
  50 }
  51
  52 static void unmask_m32700ut(struct irq_data *data)
  53 {
  54         enable_m32700ut_irq(data->irq);
  55 }
  56
  57 static void shutdown_m32700ut(struct irq_data *data)
  58 {
  59         unsigned long port;
  60
  61         port = irq2port(data->irq);
  62         outl(M32R_ICUCR_ILEVEL7, port);
  63 }
  64
  65 static struct irq_chip m32700ut_irq_type =
  66 {
  67         .name           = "M32700UT-IRQ",
  68         .irq_shutdown   = shutdown_m32700ut,
  69         .irq_mask       = mask_m32700ut,
  70         .irq_unmask     = unmask_m32700ut
  71 };
  72
  73 /*
  74  * Interrupt Control Unit of PLD on M32700UT (Level 2)
  75  */
  76 #define irq2pldirq(x)           ((x) - M32700UT_PLD_IRQ_BASE)
  77 #define pldirq2port(x)          (unsigned long)((int)PLD_ICUCR1 + \
  78                                  (((x) - 1) * sizeof(unsigned short)))
  79
  80 typedef struct {
  81         unsigned short icucr;  /* ICU Control Register */
  82 } pld_icu_data_t;
  83
  84 static pld_icu_data_t pld_icu_data[M32700UT_NUM_PLD_IRQ];
  85
  86 static void disable_m32700ut_pld_irq(unsigned int irq)
  87 {
  88         unsigned long port, data;
  89         unsigned int pldirq;
  90
  91         pldirq = irq2pldirq(irq);
  92         port = pldirq2port(pldirq);
  93         data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
  94         outw(data, port);
  95 }
  96
  97 static void enable_m32700ut_pld_irq(unsigned int irq)
  98 {
  99         unsigned long port, data;
 100         unsigned int pldirq;
 101
 102         pldirq = irq2pldirq(irq);
 103         port = pldirq2port(pldirq);
 104         data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 105         outw(data, port);
 106 }
 107
 108 static void mask_m32700ut_pld(struct irq_data *data)
 109 {
 110         disable_m32700ut_pld_irq(data->irq);
 111 }
 112
 113 static void unmask_m32700ut_pld(struct irq_data *data)
 114 {
 115         enable_m32700ut_pld_irq(data->irq);
 116         enable_m32700ut_irq(M32R_IRQ_INT1);
 117 }
 118
 119 static void shutdown_m32700ut_pld_irq(struct irq_data *data)
 120 {
 121         unsigned long port;
 122         unsigned int pldirq;
 123
 124         pldirq = irq2pldirq(data->irq);
 125         port = pldirq2port(pldirq);
 126         outw(PLD_ICUCR_ILEVEL7, port);
 127 }
 128
 129 static struct irq_chip m32700ut_pld_irq_type =
 130 {
 131         .name           = "M32700UT-PLD-IRQ",
 132         .irq_shutdown   = shutdown_m32700ut_pld_irq,
 133         .irq_mask       = mask_m32700ut_pld,
 134         .irq_unmask     = unmask_m32700ut_pld,
 135 };
 136
 137 /*
 138  * Interrupt Control Unit of PLD on M32700UT-LAN (Level 2)
 139  */
 140 #define irq2lanpldirq(x)        ((x) - M32700UT_LAN_PLD_IRQ_BASE)
 141 #define lanpldirq2port(x)       (unsigned long)((int)M32700UT_LAN_ICUCR1 + \
 142                                  (((x) - 1) * sizeof(unsigned short)))
 143
 144 static pld_icu_data_t lanpld_icu_data[M32700UT_NUM_LAN_PLD_IRQ];
 145
 146 static void disable_m32700ut_lanpld_irq(unsigned int irq)
 147 {
 148         unsigned long port, data;
 149         unsigned int pldirq;
 150
 151         pldirq = irq2lanpldirq(irq);
 152         port = lanpldirq2port(pldirq);
 153         data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
 154         outw(data, port);
 155 }
 156
 157 static void enable_m32700ut_lanpld_irq(unsigned int irq)
 158 {
 159         unsigned long port, data;
 160         unsigned int pldirq;
 161
 162         pldirq = irq2lanpldirq(irq);
 163         port = lanpldirq2port(pldirq);
 164         data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 165         outw(data, port);
 166 }
 167
 168 static void mask_m32700ut_lanpld(struct irq_data *data)
 169 {
 170         disable_m32700ut_lanpld_irq(data->irq);
 171 }
 172
 173 static void unmask_m32700ut_lanpld(struct irq_data *data)
 174 {
 175         enable_m32700ut_lanpld_irq(data->irq);
 176         enable_m32700ut_irq(M32R_IRQ_INT0);
 177 }
 178
 179 static void shutdown_m32700ut_lanpld(struct irq_data *data)
 180 {
 181         unsigned long port;
 182         unsigned int pldirq;
 183
 184         pldirq = irq2lanpldirq(data->irq);
 185         port = lanpldirq2port(pldirq);
 186         outw(PLD_ICUCR_ILEVEL7, port);
 187 }
 188
 189 static struct irq_chip m32700ut_lanpld_irq_type =
 190 {
 191         .name           = "M32700UT-PLD-LAN-IRQ",
 192         .irq_shutdown   = shutdown_m32700ut_lanpld,
 193         .irq_mask       = mask_m32700ut_lanpld,
 194         .irq_unmask     = unmask_m32700ut_lanpld,
 195 };
 196
 197 /*
 198  * Interrupt Control Unit of PLD on M32700UT-LCD (Level 2)
 199  */
 200 #define irq2lcdpldirq(x)        ((x) - M32700UT_LCD_PLD_IRQ_BASE)
 201 #define lcdpldirq2port(x)       (unsigned long)((int)M32700UT_LCD_ICUCR1 + \
 202                                  (((x) - 1) * sizeof(unsigned short)))
 203
 204 static pld_icu_data_t lcdpld_icu_data[M32700UT_NUM_LCD_PLD_IRQ];
 205
 206 static void disable_m32700ut_lcdpld_irq(unsigned int irq)
 207 {
 208         unsigned long port, data;
 209         unsigned int pldirq;
 210
 211         pldirq = irq2lcdpldirq(irq);
 212         port = lcdpldirq2port(pldirq);
 213         data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
 214         outw(data, port);
 215 }
 216
 217 static void enable_m32700ut_lcdpld_irq(unsigned int irq)
 218 {
 219         unsigned long port, data;
 220         unsigned int pldirq;
 221
 222         pldirq = irq2lcdpldirq(irq);
 223         port = lcdpldirq2port(pldirq);
 224         data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
 225         outw(data, port);
 226 }
 227
 228 static void mask_m32700ut_lcdpld(struct irq_data *data)
 229 {
 230         disable_m32700ut_lcdpld_irq(data->irq);
 231 }
 232
 233 static void unmask_m32700ut_lcdpld(struct irq_data *data)
 234 {
 235         enable_m32700ut_lcdpld_irq(data->irq);
 236         enable_m32700ut_irq(M32R_IRQ_INT2);
 237 }
 238
 239 static void shutdown_m32700ut_lcdpld(struct irq_data *data)
 240 {
 241         unsigned long port;
 242         unsigned int pldirq;
 243
 244         pldirq = irq2lcdpldirq(data->irq);
 245         port = lcdpldirq2port(pldirq);
 246         outw(PLD_ICUCR_ILEVEL7, port);
 247 }
 248
 249 static struct irq_chip m32700ut_lcdpld_irq_type =
 250 {
 251         .name           = "M32700UT-PLD-LCD-IRQ",
 252         .irq_shutdown   = shutdown_m32700ut_lcdpld,
 253         .irq_mask       = mask_m32700ut_lcdpld,
 254         .irq_unmask     = unmask_m32700ut_lcdpld,
 255 };
 256
 257 void __init init_IRQ(void)
 258 {
 259 #if defined(CONFIG_SMC91X)
 260         /* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/
 261         irq_set_chip_and_handler(M32700UT_LAN_IRQ_LAN,
 262                                  &m32700ut_lanpld_irq_type, handle_level_irq);
 263         lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;   /* "H" edge sense */
 264         disable_m32700ut_lanpld_irq(M32700UT_LAN_IRQ_LAN);
 265 #endif  /* CONFIG_SMC91X */
 266
 267         /* MFT2 : system timer */
 268         irq_set_chip_and_handler(M32R_IRQ_MFT2, &m32700ut_irq_type,
 269                                  handle_level_irq);
 270         icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 271         disable_m32700ut_irq(M32R_IRQ_MFT2);
 272
 273         /* SIO0 : receive */
 274         irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &m32700ut_irq_type,
 275                                  handle_level_irq);
 276         icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 277         disable_m32700ut_irq(M32R_IRQ_SIO0_R);
 278
 279         /* SIO0 : send */
 280         irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &m32700ut_irq_type,
 281                                  handle_level_irq);
 282         icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 283         disable_m32700ut_irq(M32R_IRQ_SIO0_S);
 284
 285         /* SIO1 : receive */
 286         irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &m32700ut_irq_type,
 287                                  handle_level_irq);
 288         icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 289         disable_m32700ut_irq(M32R_IRQ_SIO1_R);
 290
 291         /* SIO1 : send */
 292         irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &m32700ut_irq_type,
 293                                  handle_level_irq);
 294         icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 295         disable_m32700ut_irq(M32R_IRQ_SIO1_S);
 296
 297         /* DMA1 : */
 298         irq_set_chip_and_handler(M32R_IRQ_DMA1, &m32700ut_irq_type,
 299                                  handle_level_irq);
 300         icu_data[M32R_IRQ_DMA1].icucr = 0;
 301         disable_m32700ut_irq(M32R_IRQ_DMA1);
 302
 303 #ifdef CONFIG_SERIAL_M32R_PLDSIO
 304         /* INT#1: SIO0 Receive on PLD */
 305         irq_set_chip_and_handler(PLD_IRQ_SIO0_RCV, &m32700ut_pld_irq_type,
 306                                  handle_level_irq);
 307         pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 308         disable_m32700ut_pld_irq(PLD_IRQ_SIO0_RCV);
 309
 310         /* INT#1: SIO0 Send on PLD */
 311         irq_set_chip_and_handler(PLD_IRQ_SIO0_SND, &m32700ut_pld_irq_type,
 312                                  handle_level_irq);
 313         pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 314         disable_m32700ut_pld_irq(PLD_IRQ_SIO0_SND);
 315 #endif  /* CONFIG_SERIAL_M32R_PLDSIO */
 316
 317         /* INT#1: CFC IREQ on PLD */
 318         irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &m32700ut_pld_irq_type,
 319                                  handle_level_irq);
 320         pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;       /* 'L' level sense */
 321         disable_m32700ut_pld_irq(PLD_IRQ_CFIREQ);
 322
 323         /* INT#1: CFC Insert on PLD */
 324         irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &m32700ut_pld_irq_type,
 325                                  handle_level_irq);
 326         pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00;   /* 'L' edge sense */
 327         disable_m32700ut_pld_irq(PLD_IRQ_CFC_INSERT);
 328
 329         /* INT#1: CFC Eject on PLD */
 330         irq_set_chip_and_handler(PLD_IRQ_CFC_EJECT, &m32700ut_pld_irq_type,
 331                                  handle_level_irq);
 332         pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;    /* 'H' edge sense */
 333         disable_m32700ut_pld_irq(PLD_IRQ_CFC_EJECT);
 334
 335         /*
 336          * INT0# is used for LAN, DIO
 337          * We enable it here.
 338          */
 339         icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
 340         enable_m32700ut_irq(M32R_IRQ_INT0);
 341
 342         /*
 343          * INT1# is used for UART, MMC, CF Controller in FPGA.
 344          * We enable it here.
 345          */
 346         icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
 347         enable_m32700ut_irq(M32R_IRQ_INT1);
 348
 349 #if defined(CONFIG_USB)
 350         outw(USBCR_OTGS, USBCR);        /* USBCR: non-OTG */
 351         irq_set_chip_and_handler(M32700UT_LCD_IRQ_USB_INT1,
 352                                  &m32700ut_lcdpld_irq_type, handle_level_irq);
 353
 354         lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;      /* "L" level sense */
 355         disable_m32700ut_lcdpld_irq(M32700UT_LCD_IRQ_USB_INT1);
 356 #endif
 357         /*
 358          * INT2# is used for BAT, USB, AUDIO
 359          * We enable it here.
 360          */
 361         icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01;
 362         enable_m32700ut_irq(M32R_IRQ_INT2);
 363
 364 #if defined(CONFIG_VIDEO_M32R_AR)
 365         /*
 366          * INT3# is used for AR
 367          */
 368         irq_set_chip_and_handler(M32R_IRQ_INT3, &m32700ut_irq_type,
 369                                  handle_level_irq);
 370         icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 371         disable_m32700ut_irq(M32R_IRQ_INT3);
 372 #endif  /* CONFIG_VIDEO_M32R_AR */
 373 }
 374
 375 #if defined(CONFIG_SMC91X)
 376
 377 #define LAN_IOSTART     0x300
 378 #define LAN_IOEND       0x320
 379 static struct resource smc91x_resources[] = {
 380         [0] = {
 381                 .start  = (LAN_IOSTART),
 382                 .end    = (LAN_IOEND),
 383                 .flags  = IORESOURCE_MEM,
 384         },
 385         [1] = {
 386                 .start  = M32700UT_LAN_IRQ_LAN,
 387                 .end    = M32700UT_LAN_IRQ_LAN,
 388                 .flags  = IORESOURCE_IRQ,
 389         }
 390 };
 391
 392 static struct platform_device smc91x_device = {
 393         .name           = "smc91x",
 394         .id             = 0,
 395         .num_resources  = ARRAY_SIZE(smc91x_resources),
 396         .resource       = smc91x_resources,
 397 };
 398 #endif
 399
 400 #if defined(CONFIG_FB_S1D13XXX)
 401
 402 #include <video/s1d13xxxfb.h>
 403 #include <asm/s1d13806.h>
 404
 405 static struct s1d13xxxfb_pdata s1d13xxxfb_data = {
 406         .initregs               = s1d13xxxfb_initregs,
 407         .initregssize           = ARRAY_SIZE(s1d13xxxfb_initregs),
 408         .platform_init_video    = NULL,
 409 #ifdef CONFIG_PM
 410         .platform_suspend_video = NULL,
 411         .platform_resume_video  = NULL,
 412 #endif
 413 };
 414
 415 static struct resource s1d13xxxfb_resources[] = {
 416         [0] = {
 417                 .start  = 0x10600000UL,
 418                 .end    = 0x1073FFFFUL,
 419                 .flags  = IORESOURCE_MEM,
 420         },
 421         [1] = {
 422                 .start  = 0x10400000UL,
 423                 .end    = 0x104001FFUL,
 424                 .flags  = IORESOURCE_MEM,
 425         }
 426 };
 427
 428 static struct platform_device s1d13xxxfb_device = {
 429         .name           = S1D_DEVICENAME,
 430         .id             = 0,
 431         .dev            = {
 432                 .platform_data  = &s1d13xxxfb_data,
 433         },
 434         .num_resources  = ARRAY_SIZE(s1d13xxxfb_resources),
 435         .resource       = s1d13xxxfb_resources,
 436 };
 437 #endif
 438
 439 static int __init platform_init(void)
 440 {
 441 #if defined(CONFIG_SMC91X)
 442         platform_device_register(&smc91x_device);
 443 #endif
 444 #if defined(CONFIG_FB_S1D13XXX)
 445         platform_device_register(&s1d13xxxfb_device);
 446 #endif
 447         return 0;
 448 }
 449 arch_initcall(platform_init);