projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| aa613de6 DB |
1 | /* |
| 2 | * drivers/mfd/mfd-core.h | |
| 3 | * | |
| 4 | * core MFD support | |
| 5 | * Copyright (c) 2006 Ian Molton | |
| 6 | * Copyright (c) 2007 Dmitry Baryshkov | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License version 2 as | |
| 10 | * published by the Free Software Foundation. | |
| 11 | * | |
| 12 | */ | |
| 13 | ||
| 7f71ac93 BD |
14 | #ifndef MFD_CORE_H |
| 15 | #define MFD_CORE_H | |
| 16 | ||
| aa613de6 DB |
17 | #include <linux/platform_device.h> |
| 18 | ||
| 19 | /* | |
| 20 | * This struct describes the MFD part ("cell"). | |
| 21 | * After registration the copy of this structure will become the platform data | |
| 22 | * of the resulting platform_device | |
| 23 | */ | |
| 24 | struct mfd_cell { | |
| 25 | const char *name; | |
| 3bed6e41 | 26 | int id; |
| aa613de6 DB |
27 | |
| 28 | int (*enable)(struct platform_device *dev); | |
| 29 | int (*disable)(struct platform_device *dev); | |
| 30 | int (*suspend)(struct platform_device *dev); | |
| 31 | int (*resume)(struct platform_device *dev); | |
| 32 | ||
| 56edb58b MR |
33 | /* driver-specific data for MFD-aware "cell" drivers */ |
| 34 | void *driver_data; | |
| 35 | ||
| 36 | /* platform_data can be used to either pass data to "generic" | |
| 37 | driver or as a hook to mfd_cell for the "cell" drivers */ | |
| 38 | void *platform_data; | |
| 39 | size_t data_size; | |
| aa613de6 DB |
40 | |
| 41 | /* | |
| b595076a | 42 | * This resources can be specified relatively to the parent device. |
| aa613de6 DB |
43 | * For accessing device you should use resources from device |
| 44 | */ | |
| 45 | int num_resources; | |
| 46 | const struct resource *resources; | |
| 5f2545fa DD |
47 | |
| 48 | /* don't check for resource conflicts */ | |
| 49 | bool ignore_resource_conflicts; | |
| 4c90aa94 MB |
50 | |
| 51 | /* | |
| 52 | * Disable runtime PM callbacks for this subdevice - see | |
| 53 | * pm_runtime_no_callbacks(). | |
| 54 | */ | |
| 55 | bool pm_runtime_no_callbacks; | |
| aa613de6 DB |
56 | }; |
| 57 | ||
| 424f525a | 58 | extern int mfd_add_devices(struct device *parent, int id, |
| 7f71ac93 BD |
59 | const struct mfd_cell *cells, int n_devs, |
| 60 | struct resource *mem_base, | |
| 61 | int irq_base); | |
| aa613de6 | 62 | |
| 424f525a | 63 | extern void mfd_remove_devices(struct device *parent); |
| aa613de6 DB |
64 | |
| 65 | #endif |