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devices.c

/*
 * linux/arch/arm/mach-omap2/devices.c
 *
 * OMAP2 platform device setup/initialization
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>

#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>

#include <mach/tc.h>
#include <mach/board.h>
#include <mach/mux.h>
#include <mach/gpio.h>
#include <mach/eac.h>

#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
#define OMAP2_MBOX_BASE       IO_ADDRESS(OMAP24XX_MAILBOX_BASE)

static struct resource mbox_resources[] = {
      {
            .start            = OMAP2_MBOX_BASE,
            .end        = OMAP2_MBOX_BASE + 0x11f,
            .flags            = IORESOURCE_MEM,
      },
      {
            .start            = INT_24XX_MAIL_U0_MPU,
            .flags            = IORESOURCE_IRQ,
      },
      {
            .start            = INT_24XX_MAIL_U3_MPU,
            .flags            = IORESOURCE_IRQ,
      },
};

static struct platform_device mbox_device = {
      .name       = "mailbox",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(mbox_resources),
      .resource   = mbox_resources,
};

static inline void omap_init_mbox(void)
{
      platform_device_register(&mbox_device);
}
#else
static inline void omap_init_mbox(void) { }
#endif

#if defined(CONFIG_OMAP_STI)

#if defined(CONFIG_ARCH_OMAP2)

#define OMAP2_STI_BASE        0x48068000
#define OMAP2_STI_CHANNEL_BASE      0x54000000
#define OMAP2_STI_IRQ         4

static struct resource sti_resources[] = {
      {
            .start            = OMAP2_STI_BASE,
            .end        = OMAP2_STI_BASE + 0x7ff,
            .flags            = IORESOURCE_MEM,
      },
      {
            .start            = OMAP2_STI_CHANNEL_BASE,
            .end        = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
            .flags            = IORESOURCE_MEM,
      },
      {
            .start            = OMAP2_STI_IRQ,
            .flags            = IORESOURCE_IRQ,
      }
};
#elif defined(CONFIG_ARCH_OMAP3)

#define OMAP3_SDTI_BASE       0x54500000
#define OMAP3_SDTI_CHANNEL_BASE     0x54600000

static struct resource sti_resources[] = {
      {
            .start            = OMAP3_SDTI_BASE,
            .end        = OMAP3_SDTI_BASE + 0xFFF,
            .flags            = IORESOURCE_MEM,
      },
      {
            .start            = OMAP3_SDTI_CHANNEL_BASE,
            .end        = OMAP3_SDTI_CHANNEL_BASE + SZ_1M - 1,
            .flags            = IORESOURCE_MEM,
      }
};

#endif

static struct platform_device sti_device = {
      .name       = "sti",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(sti_resources),
      .resource   = sti_resources,
};

static inline void omap_init_sti(void)
{
      platform_device_register(&sti_device);
}
#else
static inline void omap_init_sti(void) {}
#endif

#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)

#include <mach/mcspi.h>

#define OMAP2_MCSPI1_BASE           0x48098000
#define OMAP2_MCSPI2_BASE           0x4809a000
#define OMAP2_MCSPI3_BASE           0x480b8000
#define OMAP2_MCSPI4_BASE           0x480ba000

static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
      .num_cs           = 4,
};

static struct resource omap2_mcspi1_resources[] = {
      {
            .start            = OMAP2_MCSPI1_BASE,
            .end        = OMAP2_MCSPI1_BASE + 0xff,
            .flags            = IORESOURCE_MEM,
      },
};

static struct platform_device omap2_mcspi1 = {
      .name       = "omap2_mcspi",
      .id         = 1,
      .num_resources    = ARRAY_SIZE(omap2_mcspi1_resources),
      .resource   = omap2_mcspi1_resources,
      .dev        = {
            .platform_data = &omap2_mcspi1_config,
      },
};

static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
      .num_cs           = 2,
};

static struct resource omap2_mcspi2_resources[] = {
      {
            .start            = OMAP2_MCSPI2_BASE,
            .end        = OMAP2_MCSPI2_BASE + 0xff,
            .flags            = IORESOURCE_MEM,
      },
};

static struct platform_device omap2_mcspi2 = {
      .name       = "omap2_mcspi",
      .id         = 2,
      .num_resources    = ARRAY_SIZE(omap2_mcspi2_resources),
      .resource   = omap2_mcspi2_resources,
      .dev        = {
            .platform_data = &omap2_mcspi2_config,
      },
};

#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
      .num_cs           = 2,
};

static struct resource omap2_mcspi3_resources[] = {
      {
      .start            = OMAP2_MCSPI3_BASE,
      .end        = OMAP2_MCSPI3_BASE + 0xff,
      .flags            = IORESOURCE_MEM,
      },
};

static struct platform_device omap2_mcspi3 = {
      .name       = "omap2_mcspi",
      .id         = 3,
      .num_resources    = ARRAY_SIZE(omap2_mcspi3_resources),
      .resource   = omap2_mcspi3_resources,
      .dev        = {
            .platform_data = &omap2_mcspi3_config,
      },
};
#endif

#ifdef CONFIG_ARCH_OMAP3
static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
      .num_cs           = 1,
};

static struct resource omap2_mcspi4_resources[] = {
      {
            .start            = OMAP2_MCSPI4_BASE,
            .end        = OMAP2_MCSPI4_BASE + 0xff,
            .flags            = IORESOURCE_MEM,
      },
};

static struct platform_device omap2_mcspi4 = {
      .name       = "omap2_mcspi",
      .id         = 4,
      .num_resources    = ARRAY_SIZE(omap2_mcspi4_resources),
      .resource   = omap2_mcspi4_resources,
      .dev        = {
            .platform_data = &omap2_mcspi4_config,
      },
};
#endif

static void omap_init_mcspi(void)
{
      platform_device_register(&omap2_mcspi1);
      platform_device_register(&omap2_mcspi2);
#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
      platform_device_register(&omap2_mcspi3);
#endif
#ifdef CONFIG_ARCH_OMAP3
      platform_device_register(&omap2_mcspi4);
#endif
}

#else
static inline void omap_init_mcspi(void) {}
#endif

#ifdef CONFIG_SND_OMAP24XX_EAC

#define OMAP2_EAC_BASE              0x48090000

static struct resource omap2_eac_resources[] = {
      {
            .start            = OMAP2_EAC_BASE,
            .end        = OMAP2_EAC_BASE + 0x109,
            .flags            = IORESOURCE_MEM,
      },
};

static struct platform_device omap2_eac_device = {
      .name       = "omap24xx-eac",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(omap2_eac_resources),
      .resource   = omap2_eac_resources,
      .dev = {
            .platform_data = NULL,
      },
};

void omap_init_eac(struct eac_platform_data *pdata)
{
      omap2_eac_device.dev.platform_data = pdata;
      platform_device_register(&omap2_eac_device);
}

#else
void omap_init_eac(struct eac_platform_data *pdata) {}
#endif

#ifdef CONFIG_OMAP_SHA1_MD5
static struct resource sha1_md5_resources[] = {
      {
            .start      = OMAP24XX_SEC_SHA1MD5_BASE,
            .end  = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
            .flags      = IORESOURCE_MEM,
      },
      {
            .start      = INT_24XX_SHA1MD5,
            .flags      = IORESOURCE_IRQ,
      }
};

static struct platform_device sha1_md5_device = {
      .name       = "OMAP SHA1/MD5",
      .id         = -1,
      .num_resources    = ARRAY_SIZE(sha1_md5_resources),
      .resource   = sha1_md5_resources,
};

static void omap_init_sha1_md5(void)
{
      platform_device_register(&sha1_md5_device);
}
#else
static inline void omap_init_sha1_md5(void) { }
#endif

#if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
#define OMAP_HDQ_BASE   0x480B2000
#endif
static struct resource omap_hdq_resources[] = {
      {
            .start            = OMAP_HDQ_BASE,
            .end        = OMAP_HDQ_BASE + 0x1C,
            .flags            = IORESOURCE_MEM,
      },
      {
            .start            = INT_24XX_HDQ_IRQ,
            .flags            = IORESOURCE_IRQ,
      },
};
static struct platform_device omap_hdq_dev = {
      .name = "omap_hdq",
      .id = 0,
      .dev = {
            .platform_data = NULL,
      },
      .num_resources    = ARRAY_SIZE(omap_hdq_resources),
      .resource   = omap_hdq_resources,
};
static inline void omap_hdq_init(void)
{
      (void) platform_device_register(&omap_hdq_dev);
}
#else
static inline void omap_hdq_init(void) {}
#endif

/*-------------------------------------------------------------------------*/

static int __init omap2_init_devices(void)
{
      /* please keep these calls, and their implementations above,
       * in alphabetical order so they're easier to sort through.
       */
      omap_init_mbox();
      omap_init_mcspi();
      omap_hdq_init();
      omap_init_sti();
      omap_init_sha1_md5();

      return 0;
}
arch_initcall(omap2_init_devices);

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