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dt: add empty of_machine_is_compatible 

The patch adds an empty function for non-dt build, so that
drivers migrating to dt can save some '#ifdef CONFIG_OF'.

v3: New patch

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Stephen Warren 2011-10-25 14:01:26 +02:00 committed by Grant Likely
parent 3983138c01
commit 50e07f888c
1 changed files with 5 additions and 0 deletions
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5
include/linux/of.h
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@ -326,6 +326,11 @@ static inline int of_alias_get_id(struct device_node *np, const char *stem)
return -ENOSYS;
}
static inline int of_machine_is_compatible(const char *compat)
{
return 0;
}
#define of_match_ptr(_ptr) NULL
#define of_match_node(_matches, _node) NULL
#endif /* CONFIG_OF */