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authorAlexander Graf <agraf@suse.de>2012-05-17 15:23:39 +0200
committerAlexander Graf <agraf@suse.de>2012-06-24 01:04:46 +0200
commit7d5fd1089c36391ffc53a694101f441ab8cbbc05 (patch)
tree432e8bfdb22294e873b6c0c9c9b4e7386b7a0dbe /device_tree.h
parentef5d833fc6f04119ded9fca294d26ce225d69490 (diff)
dt: add helper for phandle enumeration
This patch adds a helper to search for a node's phandle by its path. This is especially useful when the phandle is part of an array, not just a single cell in which case qemu_devtree_setprop_phandle would be the easy choice. Signed-off-by: Alexander Graf <agraf@suse.de> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@petalogix.com>
Diffstat (limited to 'device_tree.h')
-rw-r--r--device_tree.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/device_tree.h b/device_tree.h
index 754bd2b2ec..36fc9dbede 100644
--- a/device_tree.h
+++ b/device_tree.h
@@ -25,6 +25,7 @@ int qemu_devtree_setprop_string(void *fdt, const char *node_path,
int qemu_devtree_setprop_phandle(void *fdt, const char *node_path,
const char *property,
const char *target_node_path);
+uint32_t qemu_devtree_get_phandle(void *fdt, const char *path);
int qemu_devtree_nop_node(void *fdt, const char *node_path);
int qemu_devtree_add_subnode(void *fdt, const char *name);