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/*
* drivers/mfd/mfd-core.h
*
* core MFD support
* Copyright (c) 2006 Ian Molton
* Copyright (c) 2007 Dmitry Baryshkov
*
* 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.
*
*/
#ifndef MFD_CORE_H
#define MFD_CORE_H
#include <linux/platform_device.h>
/*
* This struct describes the MFD part ("cell").
* After registration the copy of this structure will become the platform data
* of the resulting platform_device
*/
struct mfd_cell {
const char *name;
int (*enable)(struct platform_device *dev);
int (*disable)(struct platform_device *dev);
int (*suspend)(struct platform_device *dev);
int (*resume)(struct platform_device *dev);
void *driver_data; /* driver-specific data */
/*
* This resources can be specified relatievly to the parent device.
* For accessing device you should use resources from device
*/
int num_resources;
const struct resource *resources;
};
static inline struct mfd_cell *mfd_get_cell(struct platform_device *pdev)
{
return (struct mfd_cell *)pdev->dev.platform_data;
}
extern int mfd_add_devices(struct platform_device *parent,
const struct mfd_cell *cells, int n_devs,
struct resource *mem_base,
int irq_base);
extern void mfd_remove_devices(struct platform_device *parent);
#endif
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