[linux-2.6-block.git] / arch / arm / mach-imx / devices / platform-sdhci-esdhc-imx.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2010 Pengutronix, Wolfram Sang <kernel@pengutronix.de>
 */

#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_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_dmamask(data->devid, data->id, res,
			ARRAY_SIZE(res), pdata, sizeof(*pdata),
			DMA_BIT_MASK(32));
}
Commit	Line	Data
d2912cb1	1	// SPDX-License-Identifier: GPL-2.0-only
124bf94a	2	/*
61b8c7b5	3	* Copyright (C) 2010 Pengutronix, Wolfram Sang <kernel@pengutronix.de>
124bf94a UKK	4	*/
124bf94a UKK	5
82906b13	6	#include <linux/platform_data/mmc-esdhc-imx.h>
50f2de61 SG	7
50f2de61 SG	8	#include "../hardware.h"
e0557c0d	9	#include "devices-common.h"
124bf94a	10
57ed3314	11	#define imx_sdhci_esdhc_imx_data_entry_single(soc, _devid, _id, hwid) \
124bf94a	12	{ \
57ed3314	13	.devid = _devid, \
124bf94a UKK	14	.id = _id, \
	15	.iobase = soc ## _ESDHC ## hwid ## _BASE_ADDR, \
	16	.irq = soc ## _INT_ESDHC ## hwid, \
	17	}
	18
57ed3314 SG	19	#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid) \
57ed3314 SG	20	[id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid)
124bf94a	21
124bf94a UKK	22	#ifdef CONFIG_SOC_IMX35
	23	const struct imx_sdhci_esdhc_imx_data
	24	imx35_sdhci_esdhc_imx_data[] __initconst = {
	25	#define imx35_sdhci_esdhc_imx_data_entry(_id, _hwid) \
57ed3314	26	imx_sdhci_esdhc_imx_data_entry(MX35, "sdhci-esdhc-imx35", _id, _hwid)
124bf94a UKK	27	imx35_sdhci_esdhc_imx_data_entry(0, 1),
	28	imx35_sdhci_esdhc_imx_data_entry(1, 2),
	29	imx35_sdhci_esdhc_imx_data_entry(2, 3),
	30	};
	31	#endif /* ifdef CONFIG_SOC_IMX35 */
	32
913413c3 SG	33	static const struct esdhc_platform_data default_esdhc_pdata __initconst = {
	34	.wp_type = ESDHC_WP_NONE,
	35	.cd_type = ESDHC_CD_NONE,
	36	};
	37
124bf94a UKK	38	struct platform_device *__init imx_add_sdhci_esdhc_imx(
	39	const struct imx_sdhci_esdhc_imx_data *data,
	40	const struct esdhc_platform_data *pdata)
	41	{
	42	struct resource res[] = {
	43	{
	44	.start = data->iobase,
	45	.end = data->iobase + SZ_16K - 1,
	46	.flags = IORESOURCE_MEM,
	47	}, {
	48	.start = data->irq,
	49	.end = data->irq,
	50	.flags = IORESOURCE_IRQ,
	51	},
	52	};
	53
913413c3 SG	54	/*
	55	* If machine does not provide pdata, use the default one
	56	* which means no WP/CD support
	57	*/
	58	if (!pdata)
	59	pdata = &default_esdhc_pdata;
	60
fc26fe9c AK	61	return imx_add_platform_device_dmamask(data->devid, data->id, res,
	62	ARRAY_SIZE(res), pdata, sizeof(*pdata),
	63	DMA_BIT_MASK(32));
124bf94a	64	}