linux/arch/arm/mach-imx/devices/platform-mxc_nand.c

76 lines
2.1 KiB
C

/*
* Copyright (C) 2009-2010 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 <asm/sizes.h>
#include "../hardware.h"
#include "devices-common.h"
#define imx_mxc_nand_data_entry_single(soc, _devid, _size) \
{ \
.devid = _devid, \
.iobase = soc ## _NFC_BASE_ADDR, \
.iosize = _size, \
.irq = soc ## _INT_NFC \
}
#define imx_mxc_nandv3_data_entry_single(soc, _devid, _size) \
{ \
.devid = _devid, \
.id = -1, \
.iobase = soc ## _NFC_BASE_ADDR, \
.iosize = _size, \
.axibase = soc ## _NFC_AXI_BASE_ADDR, \
.irq = soc ## _INT_NFC \
}
#ifdef CONFIG_SOC_IMX21
const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX21, "imx21-nand", SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX21 */
#ifdef CONFIG_SOC_IMX27
const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX27, "imx27-nand", SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX31
const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX31, "imx27-nand", SZ_4K);
#endif
#ifdef CONFIG_SOC_IMX35
const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX35, "imx25-nand", SZ_8K);
#endif
struct platform_device *__init imx_add_mxc_nand(
const struct imx_mxc_nand_data *data,
const struct mxc_nand_platform_data *pdata)
{
/* AXI has to come first, that's how the mxc_nand driver expect it */
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + data->iosize - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
}, {
.start = data->axibase,
.end = data->axibase + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
};
return imx_add_platform_device(data->devid, data->id,
res, ARRAY_SIZE(res) - !data->axibase,
pdata, sizeof(*pdata));
}