| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/include/asm-arm/hardware/amba.h |
| 3 | * |
| 4 | * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | #ifndef ASMARM_AMBA_H |
| 11 | #define ASMARM_AMBA_H |
| 12 | |
| 13 | #define AMBA_NR_IRQS 2 |
| 14 | |
| 15 | struct amba_device { |
| 16 | struct device dev; |
| 17 | struct resource res; |
| 18 | u64 dma_mask; |
| 19 | unsigned int periphid; |
| 20 | unsigned int irq[AMBA_NR_IRQS]; |
| 21 | }; |
| 22 | |
| 23 | struct amba_id { |
| 24 | unsigned int id; |
| 25 | unsigned int mask; |
| 26 | void *data; |
| 27 | }; |
| 28 | |
| 29 | struct amba_driver { |
| 30 | struct device_driver drv; |
| 31 | int (*probe)(struct amba_device *, void *); |
| 32 | int (*remove)(struct amba_device *); |
| 33 | void (*shutdown)(struct amba_device *); |
| 34 | int (*suspend)(struct amba_device *, pm_message_t); |
| 35 | int (*resume)(struct amba_device *); |
| 36 | struct amba_id *id_table; |
| 37 | }; |
| 38 | |
| 39 | #define amba_get_drvdata(d) dev_get_drvdata(&d->dev) |
| 40 | #define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) |
| 41 | |
| 42 | int amba_driver_register(struct amba_driver *); |
| 43 | void amba_driver_unregister(struct amba_driver *); |
| 44 | int amba_device_register(struct amba_device *, struct resource *); |
| 45 | void amba_device_unregister(struct amba_device *); |
| 46 | struct amba_device *amba_find_device(const char *, struct device *, unsigned int, unsigned int); |
| 47 | int amba_request_regions(struct amba_device *, const char *); |
| 48 | void amba_release_regions(struct amba_device *); |
| 49 | |
| 50 | #define amba_config(d) (((d)->periphid >> 24) & 0xff) |
| 51 | #define amba_rev(d) (((d)->periphid >> 20) & 0x0f) |
| 52 | #define amba_manf(d) (((d)->periphid >> 12) & 0xff) |
| 53 | #define amba_part(d) ((d)->periphid & 0xfff) |
| 54 | |
| 55 | #endif |