From b9a2ada8ff2ace20b1518a18872319d8619fe1ab Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 9 Dec 2010 23:12:47 +0800 Subject: ARM: mxs: Dynamically allocate fec devices MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Dynamically allocate fec devices for MX28, which gets dual fec interface. Signed-off-by: Shawn Guo Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mxs/devices/platform-fec.c | 50 ++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 arch/arm/mach-mxs/devices/platform-fec.c (limited to 'arch/arm/mach-mxs/devices/platform-fec.c') diff --git a/arch/arm/mach-mxs/devices/platform-fec.c b/arch/arm/mach-mxs/devices/platform-fec.c new file mode 100644 index 00000000000..c08168cf3de --- /dev/null +++ b/arch/arm/mach-mxs/devices/platform-fec.c @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2010 Pengutronix + * Uwe Kleine-Koenig + * + * 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 +#include +#include + +#define mxs_fec_data_entry_single(soc, _id) \ + { \ + .id = _id, \ + .iobase = soc ## _ENET_MAC ## _id ## _BASE_ADDR, \ + .irq = soc ## _INT_ENET_MAC ## _id, \ + } + +#define mxs_fec_data_entry(soc, _id) \ + [_id] = mxs_fec_data_entry_single(soc, _id) + +#ifdef CONFIG_SOC_IMX28 +const struct mxs_fec_data mx28_fec_data[] __initconst = { +#define mx28_fec_data_entry(_id) \ + mxs_fec_data_entry(MX28, _id) + mx28_fec_data_entry(0), + mx28_fec_data_entry(1), +}; +#endif + +struct platform_device *__init mxs_add_fec( + const struct mxs_fec_data *data, + const struct fec_platform_data *pdata) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return mxs_add_platform_device("fec", data->id, + res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} -- cgit v1.2.3-70-g09d2