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of: Add new helper of_parse_phandles_with_args()

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The helper is factored out of of_get_gpio(). Will be used by the QE
pin multiplexing functions (they need to parse the gpios = <> too).

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Vorontsov
2008-10-10 04:43:17 +00:00
committed by Benjamin Herrenschmidt
parent 302905a347
commit 64b60e096f
3 changed files with 131 additions and 62 deletions
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3
include/linux/of.h
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@ -71,5 +71,8 @@ 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 int of_parse_phandles_with_args(struct device_node *np,
const char *list_name, const char *cells_name, int index,
struct device_node **out_node, const void **out_args);
#endif /* _LINUX_OF_H */