kernel_optimize_test/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
Uwe Kleine-König 6a697e3d31 ARM: mx3: dynamically register mxc-mmc devices
Compared to the static devices the dynamic have a DMA resource.
This should be save as it seems unused in the driver.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2010-11-19 21:54:35 +01:00

73 lines
2.1 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 <mach/hardware.h>
#include <mach/devices-common.h>
#define imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size) \
{ \
.id = _id, \
.iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR, \
.iosize = _size, \
.irq = soc ## _INT_SDHC ## _hwid, \
.dmareq = soc ## _DMA_REQ_SDHC ## _hwid, \
}
#define imx_mxc_mmc_data_entry(soc, _id, _hwid, _size) \
[_id] = imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size)
#ifdef CONFIG_SOC_IMX21
const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = {
#define imx21_mxc_mmc_data_entry(_id, _hwid) \
imx_mxc_mmc_data_entry(MX21, _id, _hwid, SZ_4K)
imx21_mxc_mmc_data_entry(0, 1),
imx21_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX21 */
#ifdef CONFIG_SOC_IMX27
const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = {
#define imx27_mxc_mmc_data_entry(_id, _hwid) \
imx_mxc_mmc_data_entry(MX27, _id, _hwid, SZ_4K)
imx27_mxc_mmc_data_entry(0, 1),
imx27_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX31
const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = {
#define imx31_mxc_mmc_data_entry(_id, _hwid) \
imx_mxc_mmc_data_entry(MX31, _id, _hwid, SZ_16K)
imx31_mxc_mmc_data_entry(0, 1),
imx31_mxc_mmc_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX31 */
struct platform_device *__init imx_add_mxc_mmc(
const struct imx_mxc_mmc_data *data,
const struct imxmmc_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,
}, {
.start = data->dmareq,
.end = data->dmareq,
.flags = IORESOURCE_DMA,
},
};
return imx_add_platform_device_dmamask("mxc-mmc", data->id,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}