platform-spi_imx.c

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/*
 * Copyright (C) 2009-2010 Pengutronix
 * Uwe Kleine-Koenig <[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>

#define imx_spi_imx_data_entry_single(soc, type, _devid, _id, hwid, _size) \
    {                               \
        .devid = _devid,                    \
        .id = _id,                      \
        .iobase = soc ## _ ## type ## hwid ## _BASE_ADDR,   \
        .iosize = _size,                    \
        .irq = soc ## _INT_ ## type ## hwid,            \
    }

#define imx_spi_imx_data_entry(soc, type, devid, id, hwid, size)    \
    [id] = imx_spi_imx_data_entry_single(soc, type, devid, id, hwid, size)

#ifdef CONFIG_SOC_IMX1
const struct imx_spi_imx_data imx1_cspi_data[] __initconst = {
#define imx1_cspi_data_entry(_id, _hwid) \
    imx_spi_imx_data_entry(MX1, CSPI, "imx1-cspi", _id, _hwid, SZ_4K)
    imx1_cspi_data_entry(0, 1),
    imx1_cspi_data_entry(1, 2),
};
#endif

#ifdef CONFIG_SOC_IMX21
const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
#define imx21_cspi_data_entry(_id, _hwid)                            \
    imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
    imx21_cspi_data_entry(0, 1),
    imx21_cspi_data_entry(1, 2),
};
#endif

#ifdef CONFIG_SOC_IMX25
/* i.mx25 has the i.mx35 type cspi */
const struct imx_spi_imx_data imx25_cspi_data[] __initconst = {
#define imx25_cspi_data_entry(_id, _hwid)               \
    imx_spi_imx_data_entry(MX25, CSPI, "imx35-cspi", _id, _hwid, SZ_16K)
    imx25_cspi_data_entry(0, 1),
    imx25_cspi_data_entry(1, 2),
    imx25_cspi_data_entry(2, 3),
};
#endif /* ifdef CONFIG_SOC_IMX25 */

#ifdef CONFIG_SOC_IMX27
const struct imx_spi_imx_data imx27_cspi_data[] __initconst = {
#define imx27_cspi_data_entry(_id, _hwid)               \
    imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K)
    imx27_cspi_data_entry(0, 1),
    imx27_cspi_data_entry(1, 2),
    imx27_cspi_data_entry(2, 3),
};
#endif /* ifdef CONFIG_SOC_IMX27 */

#ifdef CONFIG_SOC_IMX31
const struct imx_spi_imx_data imx31_cspi_data[] __initconst = {
#define imx31_cspi_data_entry(_id, _hwid)               \
    imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K)
    imx31_cspi_data_entry(0, 1),
    imx31_cspi_data_entry(1, 2),
    imx31_cspi_data_entry(2, 3),
};
#endif /* ifdef CONFIG_SOC_IMX31 */

#ifdef CONFIG_SOC_IMX35
const struct imx_spi_imx_data imx35_cspi_data[] __initconst = {
#define imx35_cspi_data_entry(_id, _hwid)                           \
    imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K)
    imx35_cspi_data_entry(0, 1),
    imx35_cspi_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX35 */

#ifdef CONFIG_SOC_IMX51
/* i.mx51 has the i.mx35 type cspi */
const struct imx_spi_imx_data imx51_cspi_data __initconst =
    imx_spi_imx_data_entry_single(MX51, CSPI, "imx35-cspi", 2, , SZ_4K);

const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = {
#define imx51_ecspi_data_entry(_id, _hwid)              \
    imx_spi_imx_data_entry(MX51, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K)
    imx51_ecspi_data_entry(0, 1),
    imx51_ecspi_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX51 */

#ifdef CONFIG_SOC_IMX53
/* i.mx53 has the i.mx35 type cspi */
const struct imx_spi_imx_data imx53_cspi_data __initconst =
    imx_spi_imx_data_entry_single(MX53, CSPI, "imx35-cspi", 2, , SZ_4K);

/* i.mx53 has the i.mx51 type ecspi */
const struct imx_spi_imx_data imx53_ecspi_data[] __initconst = {
#define imx53_ecspi_data_entry(_id, _hwid)              \
    imx_spi_imx_data_entry(MX53, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K)
    imx53_ecspi_data_entry(0, 1),
    imx53_ecspi_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX53 */

struct platform_device *__init imx_add_spi_imx(
        const struct imx_spi_imx_data *data,
        const struct spi_imx_master *pdata)
{
    struct resource res[] = {
        {
            .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(data->devid, data->id,
            res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
}