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 <asm/hardware.h>
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/map.h>
  21
  22 #include <asm/arch/tc.h>
  23 #include <asm/arch/board.h>
  24 #include <asm/arch/mux.h>
  25 #include <asm/arch/gpio.h>
  26 #include <asm/arch/eac.h>
  27
  28 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
  29
  30 static struct resource cam_resources[] = {
  31         {
  32                 .start          = OMAP24XX_CAMERA_BASE,
  33                 .end            = OMAP24XX_CAMERA_BASE + 0xfff,
  34                 .flags          = IORESOURCE_MEM,
  35         },
  36         {
  37                 .start          = INT_24XX_CAM_IRQ,
  38                 .flags          = IORESOURCE_IRQ,
  39         }
  40 };
  41
  42 static struct platform_device omap_cam_device = {
  43         .name           = "omap24xxcam",
  44         .id             = -1,
  45         .num_resources  = ARRAY_SIZE(cam_resources),
  46         .resource       = cam_resources,
  47 };
  48
  49 static inline void omap_init_camera(void)
  50 {
  51         platform_device_register(&omap_cam_device);
  52 }
  53 #else
  54 static inline void omap_init_camera(void)
  55 {
  56 }
  57 #endif
  58
  59 #if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
  60 #define OMAP2_MBOX_BASE         IO_ADDRESS(OMAP24XX_MAILBOX_BASE)
  61
  62 static struct resource mbox_resources[] = {
  63         {
  64                 .start          = OMAP2_MBOX_BASE,
  65                 .end            = OMAP2_MBOX_BASE + 0x11f,
  66                 .flags          = IORESOURCE_MEM,
  67         },
  68         {
  69                 .start          = INT_24XX_MAIL_U0_MPU,
  70                 .flags          = IORESOURCE_IRQ,
  71         },
  72         {
  73                 .start          = INT_24XX_MAIL_U3_MPU,
  74                 .flags          = IORESOURCE_IRQ,
  75         },
  76 };
  77
  78 static struct platform_device mbox_device = {
  79         .name           = "mailbox",
  80         .id             = -1,
  81         .num_resources  = ARRAY_SIZE(mbox_resources),
  82         .resource       = mbox_resources,
  83 };
  84
  85 static inline void omap_init_mbox(void)
  86 {
  87         platform_device_register(&mbox_device);
  88 }
  89 #else
  90 static inline void omap_init_mbox(void) { }
  91 #endif
  92
  93 #if defined(CONFIG_OMAP_STI)
  94
  95 #define OMAP2_STI_BASE          IO_ADDRESS(0x48068000)
  96 #define OMAP2_STI_CHANNEL_BASE  0x54000000
  97 #define OMAP2_STI_IRQ           4
  98
  99 static struct resource sti_resources[] = {
 100         {
 101                 .start          = OMAP2_STI_BASE,
 102                 .end            = OMAP2_STI_BASE + 0x7ff,
 103                 .flags          = IORESOURCE_MEM,
 104         },
 105         {
 106                 .start          = OMAP2_STI_CHANNEL_BASE,
 107                 .end            = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
 108                 .flags          = IORESOURCE_MEM,
 109         },
 110         {
 111                 .start          = OMAP2_STI_IRQ,
 112                 .flags          = IORESOURCE_IRQ,
 113         }
 114 };
 115
 116 static struct platform_device sti_device = {
 117         .name           = "sti",
 118         .id             = -1,
 119         .num_resources  = ARRAY_SIZE(sti_resources),
 120         .resource       = sti_resources,
 121 };
 122
 123 static inline void omap_init_sti(void)
 124 {
 125         platform_device_register(&sti_device);
 126 }
 127 #else
 128 static inline void omap_init_sti(void) {}
 129 #endif
 130
 131 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 132
 133 #include <asm/arch/mcspi.h>
 134
 135 #define OMAP2_MCSPI1_BASE               0x48098000
 136 #define OMAP2_MCSPI2_BASE               0x4809a000
 137 #define OMAP2_MCSPI3_BASE               0x480b8000
 138 #define OMAP2_MCSPI4_BASE               0x480ba000
 139
 140 static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
 141         .num_cs         = 4,
 142 };
 143
 144 static struct resource omap2_mcspi1_resources[] = {
 145         {
 146                 .start          = OMAP2_MCSPI1_BASE,
 147                 .end            = OMAP2_MCSPI1_BASE + 0xff,
 148                 .flags          = IORESOURCE_MEM,
 149         },
 150 };
 151
 152 static struct platform_device omap2_mcspi1 = {
 153         .name           = "omap2_mcspi",
 154         .id             = 1,
 155         .num_resources  = ARRAY_SIZE(omap2_mcspi1_resources),
 156         .resource       = omap2_mcspi1_resources,
 157         .dev            = {
 158                 .platform_data = &omap2_mcspi1_config,
 159         },
 160 };
 161
 162 static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
 163         .num_cs         = 2,
 164 };
 165
 166 static struct resource omap2_mcspi2_resources[] = {
 167         {
 168                 .start          = OMAP2_MCSPI2_BASE,
 169                 .end            = OMAP2_MCSPI2_BASE + 0xff,
 170                 .flags          = IORESOURCE_MEM,
 171         },
 172 };
 173
 174 static struct platform_device omap2_mcspi2 = {
 175         .name           = "omap2_mcspi",
 176         .id             = 2,
 177         .num_resources  = ARRAY_SIZE(omap2_mcspi2_resources),
 178         .resource       = omap2_mcspi2_resources,
 179         .dev            = {
 180                 .platform_data = &omap2_mcspi2_config,
 181         },
 182 };
 183
 184 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
 185 static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
 186         .num_cs         = 2,
 187 };
 188
 189 static struct resource omap2_mcspi3_resources[] = {
 190         {
 191         .start          = OMAP2_MCSPI3_BASE,
 192         .end            = OMAP2_MCSPI3_BASE + 0xff,
 193         .flags          = IORESOURCE_MEM,
 194         },
 195 };
 196
 197 static struct platform_device omap2_mcspi3 = {
 198         .name           = "omap2_mcspi",
 199         .id             = 3,
 200         .num_resources  = ARRAY_SIZE(omap2_mcspi3_resources),
 201         .resource       = omap2_mcspi3_resources,
 202         .dev            = {
 203                 .platform_data = &omap2_mcspi3_config,
 204         },
 205 };
 206 #endif
 207
 208 #ifdef CONFIG_ARCH_OMAP3
 209 static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
 210         .num_cs         = 1,
 211 };
 212
 213 static struct resource omap2_mcspi4_resources[] = {
 214         {
 215                 .start          = OMAP2_MCSPI4_BASE,
 216                 .end            = OMAP2_MCSPI4_BASE + 0xff,
 217                 .flags          = IORESOURCE_MEM,
 218         },
 219 };
 220
 221 static struct platform_device omap2_mcspi4 = {
 222         .name           = "omap2_mcspi",
 223         .id             = 4,
 224         .num_resources  = ARRAY_SIZE(omap2_mcspi4_resources),
 225         .resource       = omap2_mcspi4_resources,
 226         .dev            = {
 227                 .platform_data = &omap2_mcspi4_config,
 228         },
 229 };
 230 #endif
 231
 232 static void omap_init_mcspi(void)
 233 {
 234         platform_device_register(&omap2_mcspi1);
 235         platform_device_register(&omap2_mcspi2);
 236 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
 237         platform_device_register(&omap2_mcspi3);
 238 #endif
 239 #ifdef CONFIG_ARCH_OMAP3
 240         platform_device_register(&omap2_mcspi4);
 241 #endif
 242 }
 243
 244 #else
 245 static inline void omap_init_mcspi(void) {}
 246 #endif
 247
 248 #ifdef CONFIG_SND_OMAP24XX_EAC
 249
 250 #define OMAP2_EAC_BASE                  0x48090000
 251
 252 static struct resource omap2_eac_resources[] = {
 253         {
 254                 .start          = OMAP2_EAC_BASE,
 255                 .end            = OMAP2_EAC_BASE + 0x109,
 256                 .flags          = IORESOURCE_MEM,
 257         },
 258 };
 259
 260 static struct platform_device omap2_eac_device = {
 261         .name           = "omap24xx-eac",
 262         .id             = -1,
 263         .num_resources  = ARRAY_SIZE(omap2_eac_resources),
 264         .resource       = omap2_eac_resources,
 265         .dev = {
 266                 .platform_data = NULL,
 267         },
 268 };
 269
 270 void omap_init_eac(struct eac_platform_data *pdata)
 271 {
 272         omap2_eac_device.dev.platform_data = pdata;
 273         platform_device_register(&omap2_eac_device);
 274 }
 275
 276 #else
 277 void omap_init_eac(struct eac_platform_data *pdata) {}
 278 #endif
 279
 280 #ifdef CONFIG_OMAP_SHA1_MD5
 281 static struct resource sha1_md5_resources[] = {
 282         {
 283                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
 284                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
 285                 .flags  = IORESOURCE_MEM,
 286         },
 287         {
 288                 .start  = INT_24XX_SHA1MD5,
 289                 .flags  = IORESOURCE_IRQ,
 290         }
 291 };
 292
 293 static struct platform_device sha1_md5_device = {
 294         .name           = "OMAP SHA1/MD5",
 295         .id             = -1,
 296         .num_resources  = ARRAY_SIZE(sha1_md5_resources),
 297         .resource       = sha1_md5_resources,
 298 };
 299
 300 static void omap_init_sha1_md5(void)
 301 {
 302         platform_device_register(&sha1_md5_device);
 303 }
 304 #else
 305 static inline void omap_init_sha1_md5(void) { }
 306 #endif
 307
 308 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
 309 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
 310 #define OMAP_HDQ_BASE   0x480B2000
 311 #endif
 312 static struct resource omap_hdq_resources[] = {
 313         {
 314                 .start          = OMAP_HDQ_BASE,
 315                 .end            = OMAP_HDQ_BASE + 0x1C,
 316                 .flags          = IORESOURCE_MEM,
 317         },
 318         {
 319                 .start          = INT_24XX_HDQ_IRQ,
 320                 .flags          = IORESOURCE_IRQ,
 321         },
 322 };
 323 static struct platform_device omap_hdq_dev = {
 324         .name = "omap_hdq",
 325         .id = 0,
 326         .dev = {
 327                 .platform_data = NULL,
 328         },
 329         .num_resources  = ARRAY_SIZE(omap_hdq_resources),
 330         .resource       = omap_hdq_resources,
 331 };
 332 static inline void omap_hdq_init(void)
 333 {
 334         (void) platform_device_register(&omap_hdq_dev);
 335 }
 336 #else
 337 static inline void omap_hdq_init(void) {}
 338 #endif
 339
 340 /*-------------------------------------------------------------------------*/
 341
 342 static int __init omap2_init_devices(void)
 343 {
 344         /* please keep these calls, and their implementations above,
 345          * in alphabetical order so they're easier to sort through.
 346          */
 347         omap_init_camera();
 348         omap_init_mbox();
 349         omap_init_mcspi();
 350         omap_hdq_init();
 351         omap_init_sti();
 352         omap_init_sha1_md5();
 353
 354         return 0;
 355 }
 356 arch_initcall(omap2_init_devices);