1 /*
2  * arch/arm/plat-orion/include/plat/addr-map.h
3  *
4  * Marvell Orion SoC address map handling.
5  *
6  * This file is licensed under the terms of the GNU General Public
7  * License version 2.  This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10 
11 #ifndef __PLAT_ADDR_MAP_H
12 #define __PLAT_ADDR_MAP_H
13 
14 extern struct mbus_dram_target_info orion_mbus_dram_info;
15 
16 struct orion_addr_map_cfg {
17 	const int num_wins;	/* Total number of windows */
18 	const int remappable_wins;
19 	void __iomem *bridge_virt_base;
20 	int hw_io_coherency;
21 
22 	/* If NULL, the default cpu_win_can_remap will be used, using
23 	   the value in remappable_wins */
24 	int (*cpu_win_can_remap) (const struct orion_addr_map_cfg *cfg,
25 				  const int win);
26 	/* If NULL, the default win_cfg_base will be used, using the
27 	   value in bridge_virt_base */
28 	void __iomem *(*win_cfg_base) (const struct orion_addr_map_cfg *cfg,
29 				 const int win);
30 };
31 
32 /*
33  * Information needed to setup one address mapping.
34  */
35 struct orion_addr_map_info {
36 	const int win;
37 	const u32 base;
38 	const u32 size;
39 	const u8 target;
40 	const u8 attr;
41 	const int remap;
42 };
43 
44 void __init orion_config_wins(struct orion_addr_map_cfg *cfg,
45 			      const struct orion_addr_map_info *info);
46 
47 void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg,
48 				const int win, const u32 base,
49 				const u32 size, const u8 target,
50 				const u8 attr, const int remap);
51 
52 void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg,
53 					const void __iomem *ddr_window_cpu_base);
54 #endif
55