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of: implement of_node_to_nid as a weak function

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Implement of_node_to_nid as weak function to remove the dependency on
asm/prom.h. This is in preparation to make prom.h optional.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Grant Likely <grant.likely@linaro.org>
This commit is contained in:
Rob Herring
2013-09-17 10:42:50 -05:00
parent 25ff79443c
commit 0c3f061c19
4 changed files with 11 additions and 18 deletions
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11
include/linux/of.h
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@@ -534,13 +534,10 @@ static inline const char *of_prop_next_string(struct property *prop,
#define of_match_node(_matches, _node) NULL
#endif /* CONFIG_OF */
#ifndef of_node_to_nid
static inline int of_node_to_nid(struct device_node *np)
{
return numa_node_id();
}
#define of_node_to_nid of_node_to_nid
#if defined(CONFIG_OF) && defined(CONFIG_NUMA)
extern int of_node_to_nid(struct device_node *np);
#else
static inline int of_node_to_nid(struct device_node *device) { return 0; }
#endif
/**