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dt: add empty for_each_child_of_node, of_find_property

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

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Stephen Warren 2011-09-21 13:23:10 -06:00 • committed by Grant Likely
parent 987bfad642
commit aba3dfff9a
1 changed files with 10 additions and 0 deletions
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10
include/linux/of.h
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@ -249,6 +249,16 @@ static inline bool of_have_populated_dt(void)
return false; return false;
} }
#define for_each_child_of_node(parent, child) \
while (0)
static inline struct property *of_find_property(const struct device_node *np,
const char *name,
int *lenp)
{
return NULL;
}
static inline int of_property_read_u32_array(const struct device_node *np, static inline int of_property_read_u32_array(const struct device_node *np,
const char *propname, const char *propname,
u32 *out_values, size_t sz) u32 *out_values, size_t sz)