LXR linux/arch/arm/mach-imx/devices/platform-spi

   1/*
   2 * Copyright (C) 2009-2010 Pengutronix
   3 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   4 *
   5 * This program is free software; you can redistribute it and/or modify it under
   6 * the terms of the GNU General Public License version 2 as published by the
   7 * Free Software Foundation.
   8 */
   9#include "../hardware.h"
  10#include "devices-common.h"
  11
  12#define imx_spi_imx_data_entry_single(soc, type, _devid, _id, hwid, _size) \
  13        {                                                               \
  14                .devid = _devid,                                        \
  15                .id = _id,                                              \
  16                .iobase = soc ## _ ## type ## hwid ## _BASE_ADDR,       \
  17                .iosize = _size,                                        \
  18                .irq = soc ## _INT_ ## type ## hwid,                    \
  19        }
  20
  21#define imx_spi_imx_data_entry(soc, type, devid, id, hwid, size)        \
  22        [id] = imx_spi_imx_data_entry_single(soc, type, devid, id, hwid, size)
  23
  24#ifdef CONFIG_SOC_IMX21
  25const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
  26#define imx21_cspi_data_entry(_id, _hwid)                            \
  27        imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
  28        imx21_cspi_data_entry(0, 1),
  29        imx21_cspi_data_entry(1, 2),
  30};
  31#endif
  32
  33#ifdef CONFIG_SOC_IMX27
  34const struct imx_spi_imx_data imx27_cspi_data[] __initconst = {
  35#define imx27_cspi_data_entry(_id, _hwid)                               \
  36        imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K)
  37        imx27_cspi_data_entry(0, 1),
  38        imx27_cspi_data_entry(1, 2),
  39        imx27_cspi_data_entry(2, 3),
  40};
  41#endif /* ifdef CONFIG_SOC_IMX27 */
  42
  43#ifdef CONFIG_SOC_IMX31
  44const struct imx_spi_imx_data imx31_cspi_data[] __initconst = {
  45#define imx31_cspi_data_entry(_id, _hwid)                               \
  46        imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K)
  47        imx31_cspi_data_entry(0, 1),
  48        imx31_cspi_data_entry(1, 2),
  49        imx31_cspi_data_entry(2, 3),
  50};
  51#endif /* ifdef CONFIG_SOC_IMX31 */
  52
  53#ifdef CONFIG_SOC_IMX35
  54const struct imx_spi_imx_data imx35_cspi_data[] __initconst = {
  55#define imx35_cspi_data_entry(_id, _hwid)                           \
  56        imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K)
  57        imx35_cspi_data_entry(0, 1),
  58        imx35_cspi_data_entry(1, 2),
  59};
  60#endif /* ifdef CONFIG_SOC_IMX35 */
  61
  62struct platform_device *__init imx_add_spi_imx(
  63                const struct imx_spi_imx_data *data,
  64                const struct spi_imx_master *pdata)
  65{
  66        struct resource res[] = {
  67                {
  68                        .start = data->iobase,
  69                        .end = data->iobase + data->iosize - 1,
  70                        .flags = IORESOURCE_MEM,
  71                }, {
  72                        .start = data->irq,
  73                        .end = data->irq,
  74                        .flags = IORESOURCE_IRQ,
  75                },
  76        };
  77
  78        return imx_add_platform_device(data->devid, data->id,
  79                        res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
  80}
  81