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

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2010 Pengutronix
   4  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   5  */
   6 #include <linux/dma-mapping.h>
   7 #include <linux/sizes.h>
   8
   9 #include "../hardware.h"
  10 #include "devices-common.h"
  11
  12 #define imx_fec_data_entry_single(soc, _devid)                          \
  13         {                                                               \
  14                 .devid = _devid,                                        \
  15                 .iobase = soc ## _FEC_BASE_ADDR,                        \
  16                 .irq = soc ## _INT_FEC,                                 \
  17         }
  18
  19 #ifdef CONFIG_SOC_IMX27
  20 const struct imx_fec_data imx27_fec_data __initconst =
  21         imx_fec_data_entry_single(MX27, "imx27-fec");
  22 #endif /* ifdef CONFIG_SOC_IMX27 */
  23
  24 #ifdef CONFIG_SOC_IMX35
  25 /* i.mx35 has the i.mx27 type fec */
  26 const struct imx_fec_data imx35_fec_data __initconst =
  27         imx_fec_data_entry_single(MX35, "imx27-fec");
  28 #endif
  29
  30 struct platform_device *__init imx_add_fec(
  31                 const struct imx_fec_data *data,
  32                 const struct fec_platform_data *pdata)
  33 {
  34         struct resource res[] = {
  35                 {
  36                         .start = data->iobase,
  37                         .end = data->iobase + SZ_4K - 1,
  38                         .flags = IORESOURCE_MEM,
  39                 }, {
  40                         .start = data->irq,
  41                         .end = data->irq,
  42                         .flags = IORESOURCE_IRQ,
  43                 },
  44         };
  45
  46         return imx_add_platform_device_dmamask(data->devid, 0,
  47                         res, ARRAY_SIZE(res),
  48                         pdata, sizeof(*pdata), DMA_BIT_MASK(32));
  49 }