LXR linux/arch/arm/mach-mxs/devices/platform-mxs-mmc.c

   1/*
   2 * Copyright (C) 2010 Pengutronix
   3 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   4 *
   5 * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
   6 *
   7 * This program is free software; you can redistribute it and/or modify it under
   8 * the terms of the GNU General Public License version 2 as published by the
   9 * Free Software Foundation.
  10 */
  11
  12#include <linux/compiler.h>
  13#include <linux/err.h>
  14#include <linux/init.h>
  15
  16#include <mach/mx23.h>
  17#include <mach/mx28.h>
  18#include <mach/devices-common.h>
  19
  20#define mxs_mxs_mmc_data_entry_single(soc, _id, hwid)                   \
  21        {                                                               \
  22                .id = _id,                                              \
  23                .iobase = soc ## _SSP ## hwid ## _BASE_ADDR,            \
  24                .dma = soc ## _DMA_SSP ## hwid,                         \
  25                .irq_err = soc ## _INT_SSP ## hwid ## _ERROR,           \
  26                .irq_dma = soc ## _INT_SSP ## hwid ## _DMA,             \
  27        }
  28
  29#define mxs_mxs_mmc_data_entry(soc, _id, hwid)                          \
  30        [_id] = mxs_mxs_mmc_data_entry_single(soc, _id, hwid)
  31
  32
  33#ifdef CONFIG_SOC_IMX23
  34const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst = {
  35        mxs_mxs_mmc_data_entry(MX23, 0, 1),
  36        mxs_mxs_mmc_data_entry(MX23, 1, 2),
  37};
  38#endif
  39
  40#ifdef CONFIG_SOC_IMX28
  41const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst = {
  42        mxs_mxs_mmc_data_entry(MX28, 0, 0),
  43        mxs_mxs_mmc_data_entry(MX28, 1, 1),
  44        mxs_mxs_mmc_data_entry(MX28, 2, 2),
  45        mxs_mxs_mmc_data_entry(MX28, 3, 3),
  46};
  47#endif
  48
  49struct platform_device *__init mxs_add_mxs_mmc(
  50                const struct mxs_mxs_mmc_data *data,
  51                const struct mxs_mmc_platform_data *pdata)
  52{
  53        struct resource res[] = {
  54                {
  55                        .start  = data->iobase,
  56                        .end    = data->iobase + SZ_8K - 1,
  57                        .flags  = IORESOURCE_MEM,
  58                }, {
  59                        .start  = data->dma,
  60                        .end    = data->dma,
  61                        .flags  = IORESOURCE_DMA,
  62                }, {
  63                        .start  = data->irq_err,
  64                        .end    = data->irq_err,
  65                        .flags  = IORESOURCE_IRQ,
  66                }, {
  67                        .start  = data->irq_dma,
  68                        .end    = data->irq_dma,
  69                        .flags  = IORESOURCE_IRQ,
  70                },
  71        };
  72
  73        return mxs_add_platform_device("mxs-mmc", data->id,
  74                        res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
  75}
  76