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platform-mxc-mmc.c

/*
 * Copyright (C) 2010 Pengutronix
 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 2 as published by the
 * Free Software Foundation.
 */
#include <mach/hardware.h>
#include <mach/devices-common.h>

#define imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size)           \
      {                                               \
            .id = _id,                                \
            .iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR,        \
            .iosize = _size,                          \
            .irq = soc ## _INT_SDHC ## _hwid,               \
            .dmareq = soc ## _DMA_REQ_SDHC ## _hwid,        \
      }
#define imx_mxc_mmc_data_entry(soc, _id, _hwid, _size)                  \
      [_id] = imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size)

#ifdef CONFIG_SOC_IMX21
const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = {
#define imx21_mxc_mmc_data_entry(_id, _hwid)                      \
      imx_mxc_mmc_data_entry(MX21, _id, _hwid, SZ_4K)
      imx21_mxc_mmc_data_entry(0, 1),
      imx21_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX21 */

#ifdef CONFIG_SOC_IMX27
const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = {
#define imx27_mxc_mmc_data_entry(_id, _hwid)                      \
      imx_mxc_mmc_data_entry(MX27, _id, _hwid, SZ_4K)
      imx27_mxc_mmc_data_entry(0, 1),
      imx27_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX27 */

#ifdef CONFIG_SOC_IMX31
const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = {
#define imx31_mxc_mmc_data_entry(_id, _hwid)                      \
      imx_mxc_mmc_data_entry(MX31, _id, _hwid, SZ_16K)
      imx31_mxc_mmc_data_entry(0, 1),
      imx31_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX31 */

struct platform_device *__init imx_add_mxc_mmc(
            const struct imx_mxc_mmc_data *data,
            const struct imxmmc_platform_data *pdata)
{
      struct resource res[] = {
            {
                  .start = data->iobase,
                  .end = data->iobase + SZ_4K - 1,
                  .flags = IORESOURCE_MEM,
            }, {
                  .start = data->irq,
                  .end = data->irq,
                  .flags = IORESOURCE_IRQ,
            }, {
                  .start = data->dmareq,
                  .end = data->dmareq,
                  .flags = IORESOURCE_DMA,
            },
      };
      return imx_add_platform_device_dmamask("mxc-mmc", data->id,
                  res, ARRAY_SIZE(res),
                  pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}

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