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platform-mxc_nand.c

/*
 * Copyright (C) 2009-2010 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 <asm/sizes.h>
#include <mach/hardware.h>
#include <mach/devices-common.h>

#define imx_mxc_nand_data_entry_single(soc, _size)                \
      {                                               \
            .iobase = soc ## _NFC_BASE_ADDR,                \
            .iosize = _size,                          \
            .irq = soc ## _INT_NFC                          \
      }

#define imx_mxc_nandv3_data_entry_single(soc, _size)              \
      {                                               \
            .id = -1,                                 \
            .iobase = soc ## _NFC_BASE_ADDR,                \
            .iosize = _size,                          \
            .axibase = soc ## _NFC_AXI_BASE_ADDR,                 \
            .irq = soc ## _INT_NFC                          \
      }

#ifdef CONFIG_SOC_IMX21
const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst =
      imx_mxc_nand_data_entry_single(MX21, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX21 */

#ifdef CONFIG_SOC_IMX25
const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst =
      imx_mxc_nand_data_entry_single(MX25, SZ_8K);
#endif /* ifdef CONFIG_SOC_IMX25 */

#ifdef CONFIG_SOC_IMX27
const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst =
      imx_mxc_nand_data_entry_single(MX27, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX27 */

#ifdef CONFIG_SOC_IMX31
const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst =
      imx_mxc_nand_data_entry_single(MX31, SZ_4K);
#endif

#ifdef CONFIG_SOC_IMX35
const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst =
      imx_mxc_nand_data_entry_single(MX35, SZ_8K);
#endif

#ifdef CONFIG_SOC_IMX51
const struct imx_mxc_nand_data imx51_mxc_nand_data __initconst =
      imx_mxc_nandv3_data_entry_single(MX51, SZ_16K);
#endif

struct platform_device *__init imx_add_mxc_nand(
            const struct imx_mxc_nand_data *data,
            const struct mxc_nand_platform_data *pdata)
{
      /* AXI has to come first, that's how the mxc_nand driver expect it */
      struct resource res[] = {
            {
                  .start = data->axibase,
                  .end = data->axibase + SZ_16K - 1,
                  .flags = IORESOURCE_MEM,
            }, {
                  .start = data->iobase,
                  .end = data->iobase + data->iosize - 1,
                  .flags = IORESOURCE_MEM,
            }, {
                  .start = data->irq,
                  .end = data->irq,
                  .flags = IORESOURCE_IRQ,
            },
      };
      return imx_add_platform_device("mxc_nand", data->id,
                  res + !data->axibase,
                  ARRAY_SIZE(res) - !data->axibase,
                  pdata, sizeof(*pdata));
}

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