LXR linux/arch/arm/mach-imx/devices/platform-fec.c

   1/*
   2 * Copyright (C) 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 <linux/dma-mapping.h>
  10#include <asm/sizes.h>
  11
  12#include "../hardware.h"
  13#include "devices-common.h"
  14
  15#define imx_fec_data_entry_single(soc, _devid)                          \
  16        {                                                               \
  17                .devid = _devid,                                        \
  18                .iobase = soc ## _FEC_BASE_ADDR,                        \
  19                .irq = soc ## _INT_FEC,                                 \
  20        }
  21
  22#ifdef CONFIG_SOC_IMX27
  23const struct imx_fec_data imx27_fec_data __initconst =
  24        imx_fec_data_entry_single(MX27, "imx27-fec");
  25#endif /* ifdef CONFIG_SOC_IMX27 */
  26
  27#ifdef CONFIG_SOC_IMX35
  28/* i.mx35 has the i.mx27 type fec */
  29const struct imx_fec_data imx35_fec_data __initconst =
  30        imx_fec_data_entry_single(MX35, "imx27-fec");
  31#endif
  32
  33struct platform_device *__init imx_add_fec(
  34                const struct imx_fec_data *data,
  35                const struct fec_platform_data *pdata)
  36{
  37        struct resource res[] = {
  38                {
  39                        .start = data->iobase,
  40                        .end = data->iobase + SZ_4K - 1,
  41                        .flags = IORESOURCE_MEM,
  42                }, {
  43                        .start = data->irq,
  44                        .end = data->irq,
  45                        .flags = IORESOURCE_IRQ,
  46                },
  47        };
  48
  49        return imx_add_platform_device_dmamask(data->devid, 0,
  50                        res, ARRAY_SIZE(res),
  51                        pdata, sizeof(*pdata), DMA_BIT_MASK(32));
  52}
  53