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11#ifndef __LINUX_MBUS_H
12#define __LINUX_MBUS_H
13
14struct resource;
15
16struct mbus_dram_target_info
17{
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21 u8 mbus_dram_target_id;
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28 int num_cs;
29 struct mbus_dram_window {
30 u8 cs_index;
31 u8 mbus_attr;
32 u32 base;
33 u32 size;
34 } cs[4];
35};
36
37
38#define MVEBU_MBUS_PCI_IO 0x1
39#define MVEBU_MBUS_PCI_MEM 0x2
40#define MVEBU_MBUS_PCI_WA 0x3
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45
46#define MVEBU_MBUS_NO_REMAP (0xffffffff)
47
48
49#define MVEBU_MBUS_MAX_WINNAME_SZ 32
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54
55#ifdef CONFIG_PLAT_ORION
56extern const struct mbus_dram_target_info *mv_mbus_dram_info(void);
57extern const struct mbus_dram_target_info *mv_mbus_dram_info_nooverlap(void);
58#else
59static inline const struct mbus_dram_target_info *mv_mbus_dram_info(void)
60{
61 return NULL;
62}
63static inline const struct mbus_dram_target_info *mv_mbus_dram_info_nooverlap(void)
64{
65 return NULL;
66}
67#endif
68
69int mvebu_mbus_save_cpu_target(u32 *store_addr);
70void mvebu_mbus_get_pcie_mem_aperture(struct resource *res);
71void mvebu_mbus_get_pcie_io_aperture(struct resource *res);
72int mvebu_mbus_add_window_remap_by_id(unsigned int target,
73 unsigned int attribute,
74 phys_addr_t base, size_t size,
75 phys_addr_t remap);
76int mvebu_mbus_add_window_by_id(unsigned int target, unsigned int attribute,
77 phys_addr_t base, size_t size);
78int mvebu_mbus_del_window(phys_addr_t base, size_t size);
79int mvebu_mbus_init(const char *soc, phys_addr_t mbus_phys_base,
80 size_t mbus_size, phys_addr_t sdram_phys_base,
81 size_t sdram_size);
82int mvebu_mbus_dt_init(bool is_coherent);
83
84#endif
85