original_kernel/arch/arm/plat-mxc/devices/platform-mxc_nand.c

84 lines
2.3 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 <mach/hardware.h>
#include <mach/devices-common.h>
#define imx_mxc_nand_data_entry_single(soc, _size) \
{ \
.iobase = soc ## _NFC_BASE_ADDR, \
.iosize = _size, \
.irq = soc ## _INT_NFC \
}
#define imx_mxc_nandv3_data_entry_single(soc, _size) \
{ \
.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, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX21 */
#ifdef CONFIG_ARCH_MX25
const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX25, SZ_8K);
#endif /* ifdef CONFIG_ARCH_MX25 */
#ifdef CONFIG_SOC_IMX27
const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX27, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_ARCH_MX31
const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX31, SZ_4K);
#endif
#ifdef CONFIG_ARCH_MX35
const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst =
imx_mxc_nand_data_entry_single(MX35, SZ_8K);
#endif
#ifdef CONFIG_ARCH_MX51
const struct imx_mxc_nand_data imx51_mxc_nand_data __initconst =
imx_mxc_nandv3_data_entry_single(MX51, SZ_16K);
#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->axibase,
.end = data->axibase + SZ_16K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->iobase,
.end = data->iobase + data->iosize - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device("mxc_nand", data->id,
res + !data->axibase,
ARRAY_SIZE(res) - !data->axibase,
pdata, sizeof(*pdata));
}