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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OF_DEVICE_COMMON_H
#define _OF_DEVICE_COMMON_H
static inline u64 of_read_addr(const u32 *cell, int size)
{
u64 r = 0;
while (size--)
r = (r << 32) | *(cell++);
return r;
}
void of_bus_default_count_cells(struct device_node *dev, int *addrc,
int *sizec);
int of_out_of_range(const u32 *addr, const u32 *base,
const u32 *size, int na, int ns);
int of_bus_default_map(u32 *addr, const u32 *range, int na, int ns, int pna);
unsigned long of_bus_default_get_flags(const u32 *addr, unsigned long flags);
int of_bus_sbus_match(struct device_node *np);
void of_bus_sbus_count_cells(struct device_node *child, int *addrc, int *sizec);
/* Max address size we deal with */
#define OF_MAX_ADDR_CELLS 4
struct of_bus {
const char *name;
const char *addr_prop_name;
int (*match)(struct device_node *parent);
void (*count_cells)(struct device_node *child,
int *addrc, int *sizec);
int (*map)(u32 *addr, const u32 *range,
int na, int ns, int pna);
unsigned long (*get_flags)(const u32 *addr, unsigned long);
};
#endif /* _OF_DEVICE_COMMON_H */
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