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

53 lines
1.3 KiB
C

/*
* Copyright (C) 2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <linux/dma-mapping.h>
#include <asm/sizes.h>
#include "../hardware.h"
#include "devices-common.h"
#define imx_fec_data_entry_single(soc, _devid) \
{ \
.devid = _devid, \
.iobase = soc ## _FEC_BASE_ADDR, \
.irq = soc ## _INT_FEC, \
}
#ifdef CONFIG_SOC_IMX27
const struct imx_fec_data imx27_fec_data __initconst =
imx_fec_data_entry_single(MX27, "imx27-fec");
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX35
/* i.mx35 has the i.mx27 type fec */
const struct imx_fec_data imx35_fec_data __initconst =
imx_fec_data_entry_single(MX35, "imx27-fec");
#endif
struct platform_device *__init imx_add_fec(
const struct imx_fec_data *data,
const struct fec_platform_data *pdata)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device_dmamask(data->devid, 0,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}