arch/arm/mach-omap2/devices.c

   1 /*
   2  * linux/arch/arm/mach-omap2/devices.c
   3  *
   4  * OMAP2 platform device setup/initialization
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  */
  11
  12 #include <linux/module.h>
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/io.h>
  17
  18 #include <mach/hardware.h>
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/map.h>
  21
  22 #include <mach/tc.h>
  23 #include <mach/board.h>
  24 #include <mach/mux.h>
  25 #include <mach/gpio.h>
  26 #include <mach/eac.h>
  27
  28 #if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
  29 #define OMAP2_MBOX_BASE         IO_ADDRESS(OMAP24XX_MAILBOX_BASE)
  30
  31 static struct resource mbox_resources[] = {
  32         {
  33                 .start          = OMAP2_MBOX_BASE,
  34                 .end            = OMAP2_MBOX_BASE + 0x11f,
  35                 .flags          = IORESOURCE_MEM,
  36         },
  37         {
  38                 .start          = INT_24XX_MAIL_U0_MPU,
  39                 .flags          = IORESOURCE_IRQ,
  40         },
  41         {
  42                 .start          = INT_24XX_MAIL_U3_MPU,
  43                 .flags          = IORESOURCE_IRQ,
  44         },
  45 };
  46
  47 static struct platform_device mbox_device = {
  48         .name           = "mailbox",
  49         .id             = -1,
  50         .num_resources  = ARRAY_SIZE(mbox_resources),
  51         .resource       = mbox_resources,
  52 };
  53
  54 static inline void omap_init_mbox(void)
  55 {
  56         platform_device_register(&mbox_device);
  57 }
  58 #else
  59 static inline void omap_init_mbox(void) { }
  60 #endif
  61
  62 #if defined(CONFIG_OMAP_STI)
  63
  64 #if defined(CONFIG_ARCH_OMAP2)
  65
  66 #define OMAP2_STI_BASE          0x48068000
  67 #define OMAP2_STI_CHANNEL_BASE  0x54000000
  68 #define OMAP2_STI_IRQ           4
  69
  70 static struct resource sti_resources[] = {
  71         {
  72                 .start          = OMAP2_STI_BASE,
  73                 .end            = OMAP2_STI_BASE + 0x7ff,
  74                 .flags          = IORESOURCE_MEM,
  75         },
  76         {
  77                 .start          = OMAP2_STI_CHANNEL_BASE,
  78                 .end            = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
  79                 .flags          = IORESOURCE_MEM,
  80         },
  81         {
  82                 .start          = OMAP2_STI_IRQ,
  83                 .flags          = IORESOURCE_IRQ,
  84         }
  85 };
  86 #elif defined(CONFIG_ARCH_OMAP3)
  87
  88 #define OMAP3_SDTI_BASE         0x54500000
  89 #define OMAP3_SDTI_CHANNEL_BASE 0x54600000
  90
  91 static struct resource sti_resources[] = {
  92         {
  93                 .start          = OMAP3_SDTI_BASE,
  94                 .end            = OMAP3_SDTI_BASE + 0xFFF,
  95                 .flags          = IORESOURCE_MEM,
  96         },
  97         {
  98                 .start          = OMAP3_SDTI_CHANNEL_BASE,
  99                 .end            = OMAP3_SDTI_CHANNEL_BASE + SZ_1M - 1,
 100                 .flags          = IORESOURCE_MEM,
 101         }
 102 };
 103
 104 #endif
 105
 106 static struct platform_device sti_device = {
 107         .name           = "sti",
 108         .id             = -1,
 109         .num_resources  = ARRAY_SIZE(sti_resources),
 110         .resource       = sti_resources,
 111 };
 112
 113 static inline void omap_init_sti(void)
 114 {
 115         platform_device_register(&sti_device);
 116 }
 117 #else
 118 static inline void omap_init_sti(void) {}
 119 #endif
 120
 121 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 122
 123 #include <mach/mcspi.h>
 124
 125 #define OMAP2_MCSPI1_BASE               0x48098000
 126 #define OMAP2_MCSPI2_BASE               0x4809a000
 127 #define OMAP2_MCSPI3_BASE               0x480b8000
 128 #define OMAP2_MCSPI4_BASE               0x480ba000
 129
 130 static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
 131         .num_cs         = 4,
 132 };
 133
 134 static struct resource omap2_mcspi1_resources[] = {
 135         {
 136                 .start          = OMAP2_MCSPI1_BASE,
 137                 .end            = OMAP2_MCSPI1_BASE + 0xff,
 138                 .flags          = IORESOURCE_MEM,
 139         },
 140 };
 141
 142 static struct platform_device omap2_mcspi1 = {
 143         .name           = "omap2_mcspi",
 144         .id             = 1,
 145         .num_resources  = ARRAY_SIZE(omap2_mcspi1_resources),
 146         .resource       = omap2_mcspi1_resources,
 147         .dev            = {
 148                 .platform_data = &omap2_mcspi1_config,
 149         },
 150 };
 151
 152 static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
 153         .num_cs         = 2,
 154 };
 155
 156 static struct resource omap2_mcspi2_resources[] = {
 157         {
 158                 .start          = OMAP2_MCSPI2_BASE,
 159                 .end            = OMAP2_MCSPI2_BASE + 0xff,
 160                 .flags          = IORESOURCE_MEM,
 161         },
 162 };
 163
 164 static struct platform_device omap2_mcspi2 = {
 165         .name           = "omap2_mcspi",
 166         .id             = 2,
 167         .num_resources  = ARRAY_SIZE(omap2_mcspi2_resources),
 168         .resource       = omap2_mcspi2_resources,
 169         .dev            = {
 170                 .platform_data = &omap2_mcspi2_config,
 171         },
 172 };
 173
 174 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
 175 static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
 176         .num_cs         = 2,
 177 };
 178
 179 static struct resource omap2_mcspi3_resources[] = {
 180         {
 181         .start          = OMAP2_MCSPI3_BASE,
 182         .end            = OMAP2_MCSPI3_BASE + 0xff,
 183         .flags          = IORESOURCE_MEM,
 184         },
 185 };
 186
 187 static struct platform_device omap2_mcspi3 = {
 188         .name           = "omap2_mcspi",
 189         .id             = 3,
 190         .num_resources  = ARRAY_SIZE(omap2_mcspi3_resources),
 191         .resource       = omap2_mcspi3_resources,
 192         .dev            = {
 193                 .platform_data = &omap2_mcspi3_config,
 194         },
 195 };
 196 #endif
 197
 198 #ifdef CONFIG_ARCH_OMAP3
 199 static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
 200         .num_cs         = 1,
 201 };
 202
 203 static struct resource omap2_mcspi4_resources[] = {
 204         {
 205                 .start          = OMAP2_MCSPI4_BASE,
 206                 .end            = OMAP2_MCSPI4_BASE + 0xff,
 207                 .flags          = IORESOURCE_MEM,
 208         },
 209 };
 210
 211 static struct platform_device omap2_mcspi4 = {
 212         .name           = "omap2_mcspi",
 213         .id             = 4,
 214         .num_resources  = ARRAY_SIZE(omap2_mcspi4_resources),
 215         .resource       = omap2_mcspi4_resources,
 216         .dev            = {
 217                 .platform_data = &omap2_mcspi4_config,
 218         },
 219 };
 220 #endif
 221
 222 static void omap_init_mcspi(void)
 223 {
 224         platform_device_register(&omap2_mcspi1);
 225         platform_device_register(&omap2_mcspi2);
 226 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
 227         platform_device_register(&omap2_mcspi3);
 228 #endif
 229 #ifdef CONFIG_ARCH_OMAP3
 230         platform_device_register(&omap2_mcspi4);
 231 #endif
 232 }
 233
 234 #else
 235 static inline void omap_init_mcspi(void) {}
 236 #endif
 237
 238 #ifdef CONFIG_SND_OMAP24XX_EAC
 239
 240 #define OMAP2_EAC_BASE                  0x48090000
 241
 242 static struct resource omap2_eac_resources[] = {
 243         {
 244                 .start          = OMAP2_EAC_BASE,
 245                 .end            = OMAP2_EAC_BASE + 0x109,
 246                 .flags          = IORESOURCE_MEM,
 247         },
 248 };
 249
 250 static struct platform_device omap2_eac_device = {
 251         .name           = "omap24xx-eac",
 252         .id             = -1,
 253         .num_resources  = ARRAY_SIZE(omap2_eac_resources),
 254         .resource       = omap2_eac_resources,
 255         .dev = {
 256                 .platform_data = NULL,
 257         },
 258 };
 259
 260 void omap_init_eac(struct eac_platform_data *pdata)
 261 {
 262         omap2_eac_device.dev.platform_data = pdata;
 263         platform_device_register(&omap2_eac_device);
 264 }
 265
 266 #else
 267 void omap_init_eac(struct eac_platform_data *pdata) {}
 268 #endif
 269
 270 #ifdef CONFIG_OMAP_SHA1_MD5
 271 static struct resource sha1_md5_resources[] = {
 272         {
 273                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
 274                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
 275                 .flags  = IORESOURCE_MEM,
 276         },
 277         {
 278                 .start  = INT_24XX_SHA1MD5,
 279                 .flags  = IORESOURCE_IRQ,
 280         }
 281 };
 282
 283 static struct platform_device sha1_md5_device = {
 284         .name           = "OMAP SHA1/MD5",
 285         .id             = -1,
 286         .num_resources  = ARRAY_SIZE(sha1_md5_resources),
 287         .resource       = sha1_md5_resources,
 288 };
 289
 290 static void omap_init_sha1_md5(void)
 291 {
 292         platform_device_register(&sha1_md5_device);
 293 }
 294 #else
 295 static inline void omap_init_sha1_md5(void) { }
 296 #endif
 297
 298 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
 299 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
 300 #define OMAP_HDQ_BASE   0x480B2000
 301 #endif
 302 static struct resource omap_hdq_resources[] = {
 303         {
 304                 .start          = OMAP_HDQ_BASE,
 305                 .end            = OMAP_HDQ_BASE + 0x1C,
 306                 .flags          = IORESOURCE_MEM,
 307         },
 308         {
 309                 .start          = INT_24XX_HDQ_IRQ,
 310                 .flags          = IORESOURCE_IRQ,
 311         },
 312 };
 313 static struct platform_device omap_hdq_dev = {
 314         .name = "omap_hdq",
 315         .id = 0,
 316         .dev = {
 317                 .platform_data = NULL,
 318         },
 319         .num_resources  = ARRAY_SIZE(omap_hdq_resources),
 320         .resource       = omap_hdq_resources,
 321 };
 322 static inline void omap_hdq_init(void)
 323 {
 324         (void) platform_device_register(&omap_hdq_dev);
 325 }
 326 #else
 327 static inline void omap_hdq_init(void) {}
 328 #endif
 329
 330 /*-------------------------------------------------------------------------*/
 331
 332 static int __init omap2_init_devices(void)
 333 {
 334         /* please keep these calls, and their implementations above,
 335          * in alphabetical order so they're easier to sort through.
 336          */
 337         omap_init_mbox();
 338         omap_init_mcspi();
 339         omap_hdq_init();
 340         omap_init_sti();
 341         omap_init_sha1_md5();
 342
 343         return 0;
 344 }
 345 arch_initcall(omap2_init_devices);