#ifndef __LINUX_MBUS_H
#define __LINUX_MBUS_H
#include <linux/errno.h>
struct resource;
struct mbus_dram_target_info
{
u8 mbus_dram_target_id;
int num_cs;
struct mbus_dram_window {
u8 cs_index;
u8 mbus_attr;
u64 base;
u64 size;
} cs[4];
};
#define MVEBU_MBUS_PCI_IO 0x1
#define MVEBU_MBUS_PCI_MEM 0x2
#define MVEBU_MBUS_PCI_WA 0x3
#define MVEBU_MBUS_NO_REMAP (0xffffffff)
#define MVEBU_MBUS_MAX_WINNAME_SZ 32
#ifdef CONFIG_PLAT_ORION
extern const struct mbus_dram_target_info *mv_mbus_dram_info(void);
extern const struct mbus_dram_target_info *mv_mbus_dram_info_nooverlap(void);
int mvebu_mbus_get_io_win_info(phys_addr_t phyaddr, u32 *size, u8 *target,
u8 *attr);
#else
static inline const struct mbus_dram_target_info *mv_mbus_dram_info(void)
{
return NULL;
}
static inline const struct mbus_dram_target_info *mv_mbus_dram_info_nooverlap(void)
{
return NULL;
}
static inline int mvebu_mbus_get_io_win_info(phys_addr_t phyaddr, u32 *size,
u8 *target, u8 *attr)
{
return -EINVAL;
}
#endif
#ifdef CONFIG_MVEBU_MBUS
int mvebu_mbus_save_cpu_target(u32 __iomem *store_addr);
void mvebu_mbus_get_pcie_mem_aperture(struct resource *res);
void mvebu_mbus_get_pcie_io_aperture(struct resource *res);
int mvebu_mbus_get_dram_win_info(phys_addr_t phyaddr, u8 *target, u8 *attr);
int mvebu_mbus_add_window_remap_by_id(unsigned int target,
unsigned int attribute,
phys_addr_t base, size_t size,
phys_addr_t remap);
int mvebu_mbus_add_window_by_id(unsigned int target, unsigned int attribute,
phys_addr_t base, size_t size);
int mvebu_mbus_del_window(phys_addr_t base, size_t size);
int mvebu_mbus_init(const char *soc, phys_addr_t mbus_phys_base,
size_t mbus_size, phys_addr_t sdram_phys_base,
size_t sdram_size);
int mvebu_mbus_dt_init(bool is_coherent);
#else
static inline int mvebu_mbus_get_dram_win_info(phys_addr_t phyaddr, u8 *target,
u8 *attr)
{
return -EINVAL;
}
#endif /* CONFIG_MVEBU_MBUS */
#endif /* __LINUX_MBUS_H */