diff options
Diffstat (limited to 'kernel/arch/arm/mach-imx/devices/platform-fec.c')
-rw-r--r-- | kernel/arch/arm/mach-imx/devices/platform-fec.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-imx/devices/platform-fec.c b/kernel/arch/arm/mach-imx/devices/platform-fec.c new file mode 100644 index 000000000..b403a4fe2 --- /dev/null +++ b/kernel/arch/arm/mach-imx/devices/platform-fec.c @@ -0,0 +1,52 @@ +/* + * 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)); +} |