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| author | Shawn Guo <shawn.guo@linaro.org> | 2011-08-03 11:28:14 +0100 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-08-03 13:02:31 +0100 |
| commit | 750f463a749e28464151ad26938d11b07b1c43cb (patch) | |
| tree | 6aabb1512a4000615e93b25beccba606b62f7237 /drivers/of/fdt.c | |
| parent | ed8f37370d83e695c0a4fa5d5fc7a83ecb947526 (diff) | |
| download | linux-3.10-750f463a749e28464151ad26938d11b07b1c43cb.tar.gz linux-3.10-750f463a749e28464151ad26938d11b07b1c43cb.tar.bz2 linux-3.10-750f463a749e28464151ad26938d11b07b1c43cb.zip | |
dt: add of_alias_scan and of_alias_get_id
The patch adds function of_alias_scan to populate a global lookup
table with the properties of 'aliases' node and function
of_alias_get_id for drivers to find alias id from the lookup table.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
[grant.likely: add locking and rework parse loop]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/of/fdt.c')
| -rw-r--r-- | drivers/of/fdt.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 65200af29c5..13d6d3a96b3 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -707,10 +707,12 @@ void __init unflatten_device_tree(void) __unflatten_device_tree(initial_boot_params, &allnodes, early_init_dt_alloc_memory_arch); - /* Get pointer to OF "/chosen" node for use everywhere */ + /* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */ of_chosen = of_find_node_by_path("/chosen"); if (of_chosen == NULL) of_chosen = of_find_node_by_path("/chosen@0"); + of_aliases = of_find_node_by_path("/aliases"); + of_alias_scan(); } #endif /* CONFIG_OF_EARLY_FLATTREE */ |