platform-sdhci-esdhc-imx.c

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/*
 * Copyright (C) 2010 Pengutronix, Wolfram Sang <[email protected]>
 *
 * 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>
#include <linux/platform_data/mmc-esdhc-imx.h>

#define imx_sdhci_esdhc_imx_data_entry_single(soc, _devid, _id, hwid) \
    {                               \
        .devid = _devid,                    \
        .id = _id,                      \
        .iobase = soc ## _ESDHC ## hwid ## _BASE_ADDR,  \
        .irq = soc ## _INT_ESDHC ## hwid,           \
    }

#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid)    \
    [id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid)

#ifdef CONFIG_SOC_IMX25
const struct imx_sdhci_esdhc_imx_data
imx25_sdhci_esdhc_imx_data[] __initconst = {
#define imx25_sdhci_esdhc_imx_data_entry(_id, _hwid)            \
    imx_sdhci_esdhc_imx_data_entry(MX25, "sdhci-esdhc-imx25", _id, _hwid)
    imx25_sdhci_esdhc_imx_data_entry(0, 1),
    imx25_sdhci_esdhc_imx_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX25 */

#ifdef CONFIG_SOC_IMX35
const struct imx_sdhci_esdhc_imx_data
imx35_sdhci_esdhc_imx_data[] __initconst = {
#define imx35_sdhci_esdhc_imx_data_entry(_id, _hwid)            \
    imx_sdhci_esdhc_imx_data_entry(MX35, "sdhci-esdhc-imx35", _id, _hwid)
    imx35_sdhci_esdhc_imx_data_entry(0, 1),
    imx35_sdhci_esdhc_imx_data_entry(1, 2),
    imx35_sdhci_esdhc_imx_data_entry(2, 3),
};
#endif /* ifdef CONFIG_SOC_IMX35 */

#ifdef CONFIG_SOC_IMX51
const struct imx_sdhci_esdhc_imx_data
imx51_sdhci_esdhc_imx_data[] __initconst = {
#define imx51_sdhci_esdhc_imx_data_entry(_id, _hwid)            \
    imx_sdhci_esdhc_imx_data_entry(MX51, "sdhci-esdhc-imx51", _id, _hwid)
    imx51_sdhci_esdhc_imx_data_entry(0, 1),
    imx51_sdhci_esdhc_imx_data_entry(1, 2),
    imx51_sdhci_esdhc_imx_data_entry(2, 3),
    imx51_sdhci_esdhc_imx_data_entry(3, 4),
};
#endif /* ifdef CONFIG_SOC_IMX51 */

#ifdef CONFIG_SOC_IMX53
const struct imx_sdhci_esdhc_imx_data
imx53_sdhci_esdhc_imx_data[] __initconst = {
#define imx53_sdhci_esdhc_imx_data_entry(_id, _hwid)            \
    imx_sdhci_esdhc_imx_data_entry(MX53, "sdhci-esdhc-imx53", _id, _hwid)
    imx53_sdhci_esdhc_imx_data_entry(0, 1),
    imx53_sdhci_esdhc_imx_data_entry(1, 2),
    imx53_sdhci_esdhc_imx_data_entry(2, 3),
    imx53_sdhci_esdhc_imx_data_entry(3, 4),
};
#endif /* ifdef CONFIG_SOC_IMX53 */

static const struct esdhc_platform_data default_esdhc_pdata __initconst = {
    .wp_type = ESDHC_WP_NONE,
    .cd_type = ESDHC_CD_NONE,
};

struct platform_device *__init imx_add_sdhci_esdhc_imx(
        const struct imx_sdhci_esdhc_imx_data *data,
        const struct esdhc_platform_data *pdata)
{
    struct resource res[] = {
        {
            .start = data->iobase,
            .end = data->iobase + SZ_16K - 1,
            .flags = IORESOURCE_MEM,
        }, {
            .start = data->irq,
            .end = data->irq,
            .flags = IORESOURCE_IRQ,
        },
    };

    /*
     * If machine does not provide pdata, use the default one
     * which means no WP/CD support
     */
    if (!pdata)
        pdata = &default_esdhc_pdata;

    return imx_add_platform_device(data->devid, data->id, res,
            ARRAY_SIZE(res), pdata, sizeof(*pdata));
}