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of: Add helper for printing an of_phandle_args structure

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It is sometimes useful for debug to get the contents of an
of_phandle_args structure out into the kernel log.

Signed-off-by: Grant Likely <grant.likely@linaro.org>
This commit is contained in:
Grant Likely 2013-10-11 22:05:10 +01:00
parent 2361613206
commit 624cfca534
3 changed files with 13 additions and 3 deletions
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1
include/linux/of.h
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@ -275,6 +275,7 @@ extern int of_n_size_cells(struct device_node *np);
extern const struct of_device_id *of_match_node(
const struct of_device_id *matches, const struct device_node *node);
extern int of_modalias_node(struct device_node *node, char *modalias, int len);
extern void of_print_phandle_args(const char *msg, const struct of_phandle_args *args);
extern struct device_node *of_parse_phandle(const struct device_node *np,
const char *phandle_name,
int index);