arch/arm/mach-imx/devices/platform-mx2-emma.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 "../hardware.h"
   7 #include "devices-common.h"
   8
   9 #define imx_mx2_emmaprp_data_entry_single(soc)                          \
  10         {                                                               \
  11                 .iobase = soc ## _EMMAPRP_BASE_ADDR,                    \
  12                 .iosize = SZ_256,                                       \
  13                 .irq = soc ## _INT_EMMAPRP,                             \
  14         }
  15
  16 #ifdef CONFIG_SOC_IMX27
  17 const struct imx_mx2_emma_data imx27_mx2_emmaprp_data __initconst =
  18         imx_mx2_emmaprp_data_entry_single(MX27);
  19 #endif /* ifdef CONFIG_SOC_IMX27 */
  20
  21 struct platform_device *__init imx_add_mx2_emmaprp(
  22                 const struct imx_mx2_emma_data *data)
  23 {
  24         struct resource res[] = {
  25                 {
  26                         .start = data->iobase,
  27                         .end = data->iobase + data->iosize - 1,
  28                         .flags = IORESOURCE_MEM,
  29                 }, {
  30                         .start = data->irq,
  31                         .end = data->irq,
  32                         .flags = IORESOURCE_IRQ,
  33                 },
  34         };
  35         return imx_add_platform_device_dmamask("m2m-emmaprp", 0,
  36                         res, 2, NULL, 0, DMA_BIT_MASK(32));
  37 }