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1da177e4 LT |
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; | |
03fbdb15 | 31 | int (*probe)(struct amba_device *, struct amba_id *); |
1da177e4 LT |
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 | ||
f17a1f06 LW |
39 | enum amba_vendor { |
40 | AMBA_VENDOR_ARM = 0x41, | |
41 | AMBA_VENDOR_ST = 0x80, | |
42 | }; | |
43 | ||
1da177e4 LT |
44 | #define amba_get_drvdata(d) dev_get_drvdata(&d->dev) |
45 | #define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) | |
46 | ||
47 | int amba_driver_register(struct amba_driver *); | |
48 | void amba_driver_unregister(struct amba_driver *); | |
49 | int amba_device_register(struct amba_device *, struct resource *); | |
50 | void amba_device_unregister(struct amba_device *); | |
51 | struct amba_device *amba_find_device(const char *, struct device *, unsigned int, unsigned int); | |
52 | int amba_request_regions(struct amba_device *, const char *); | |
53 | void amba_release_regions(struct amba_device *); | |
54 | ||
55 | #define amba_config(d) (((d)->periphid >> 24) & 0xff) | |
56 | #define amba_rev(d) (((d)->periphid >> 20) & 0x0f) | |
57 | #define amba_manf(d) (((d)->periphid >> 12) & 0xff) | |
58 | #define amba_part(d) ((d)->periphid & 0xfff) | |
59 | ||
60 | #endif |