M7350/kernel/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c
2024-09-09 08:57:42 +00:00

77 lines
2.2 KiB
C

/*
* Copyright (C) 2010 Pengutronix, Wolfram Sang <w.sang@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/platform_data/mmc-esdhc-imx.h>
#include "../hardware.h"
#include "devices-common.h"
#define imx_sdhci_esdhc_imx_data_entry_single(soc, _devid, _id, hwid) \
{ \
.devid = _devid, \
.id = _id, \
.iobase = soc ## _ESDHC ## hwid ## _BASE_ADDR, \
.irq = soc ## _INT_ESDHC ## hwid, \
}
#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid) \
[id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid)
#ifdef CONFIG_SOC_IMX25
const struct imx_sdhci_esdhc_imx_data
imx25_sdhci_esdhc_imx_data[] __initconst = {
#define imx25_sdhci_esdhc_imx_data_entry(_id, _hwid) \
imx_sdhci_esdhc_imx_data_entry(MX25, "sdhci-esdhc-imx25", _id, _hwid)
imx25_sdhci_esdhc_imx_data_entry(0, 1),
imx25_sdhci_esdhc_imx_data_entry(1, 2),
};
#endif /* ifdef CONFIG_SOC_IMX25 */
#ifdef CONFIG_SOC_IMX35
const struct imx_sdhci_esdhc_imx_data
imx35_sdhci_esdhc_imx_data[] __initconst = {
#define imx35_sdhci_esdhc_imx_data_entry(_id, _hwid) \
imx_sdhci_esdhc_imx_data_entry(MX35, "sdhci-esdhc-imx35", _id, _hwid)
imx35_sdhci_esdhc_imx_data_entry(0, 1),
imx35_sdhci_esdhc_imx_data_entry(1, 2),
imx35_sdhci_esdhc_imx_data_entry(2, 3),
};
#endif /* ifdef CONFIG_SOC_IMX35 */
static const struct esdhc_platform_data default_esdhc_pdata __initconst = {
.wp_type = ESDHC_WP_NONE,
.cd_type = ESDHC_CD_NONE,
};
struct platform_device *__init imx_add_sdhci_esdhc_imx(
const struct imx_sdhci_esdhc_imx_data *data,
const struct esdhc_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,
},
};
/*
* If machine does not provide pdata, use the default one
* which means no WP/CD support
*/
if (!pdata)
pdata = &default_esdhc_pdata;
return imx_add_platform_device(data->devid, data->id, res,
ARRAY_SIZE(res), pdata, sizeof(*pdata));
}