56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
|
#ifndef MFD_CORE_H
|
||
|
|
#define MFD_CORE_H
|
||
|
|
/*
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#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
|