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