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1 | /* |
2 | * This program is free software; you can redistribute it and/or modify | |
3 | * it under the terms of the GNU General Public License version 2 as | |
4 | * published by the Free Software Foundation. | |
5 | * | |
6 | * This program is distributed in the hope that it will be useful, | |
7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
9 | * GNU General Public License for more details. | |
10 | * | |
11 | * Copyright (C) 2012 ARM Limited | |
12 | */ | |
13 | ||
14 | #ifndef _LINUX_VEXPRESS_H | |
15 | #define _LINUX_VEXPRESS_H | |
16 | ||
17 | #include <linux/device.h> | |
3b9334ac | 18 | #include <linux/regmap.h> |
3ecbf05b PM |
19 | |
20 | #define VEXPRESS_SITE_MB 0 | |
21 | #define VEXPRESS_SITE_DB1 1 | |
22 | #define VEXPRESS_SITE_DB2 2 | |
23 | #define VEXPRESS_SITE_MASTER 0xf | |
24 | ||
3b9334ac | 25 | /* Config infrastructure */ |
3ecbf05b | 26 | |
3b9334ac PM |
27 | void vexpress_config_set_master(u32 site); |
28 | u32 vexpress_config_get_master(void); | |
3ecbf05b | 29 | |
3b9334ac PM |
30 | void vexpress_config_lock(void *arg); |
31 | void vexpress_config_unlock(void *arg); | |
3ecbf05b | 32 | |
3b9334ac PM |
33 | int vexpress_config_get_topo(struct device_node *node, u32 *site, |
34 | u32 *position, u32 *dcc); | |
3ecbf05b | 35 | |
3b9334ac | 36 | /* Config bridge API */ |
3ecbf05b | 37 | |
3b9334ac PM |
38 | struct vexpress_config_bridge_ops { |
39 | struct regmap * (*regmap_init)(struct device *dev, void *context); | |
40 | void (*regmap_exit)(struct regmap *regmap, void *context); | |
41 | }; | |
3ecbf05b | 42 | |
3b9334ac PM |
43 | struct device *vexpress_config_bridge_register(struct device *parent, |
44 | struct vexpress_config_bridge_ops *ops, void *context); | |
3ecbf05b | 45 | |
3b9334ac | 46 | /* Config regmap API */ |
3ecbf05b | 47 | |
3b9334ac | 48 | struct regmap *devm_regmap_init_vexpress_config(struct device *dev); |
3ecbf05b | 49 | |
88e0abcd PM |
50 | /* Platform control */ |
51 | ||
88e0abcd PM |
52 | void vexpress_flags_set(u32 data); |
53 | ||
3ecbf05b | 54 | #endif |