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Diffstat (limited to 'Documentation/devicetree/dynamic-resolution-notes.txt')
| -rw-r--r-- | Documentation/devicetree/dynamic-resolution-notes.txt | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/Documentation/devicetree/dynamic-resolution-notes.txt b/Documentation/devicetree/dynamic-resolution-notes.txt deleted file mode 100644 index c24ec366c5dc..000000000000 --- a/Documentation/devicetree/dynamic-resolution-notes.txt +++ /dev/null @@ -1,24 +0,0 @@ -Device Tree Dynamic Resolver Notes ----------------------------------- - -This document describes the implementation of the in-kernel -Device Tree resolver, residing in drivers/of/resolver.c - -How the resolver works ----------------------- - -The resolver is given as an input an arbitrary tree compiled with the -proper dtc option and having a /plugin/ tag. This generates the -appropriate __fixups__ & __local_fixups__ nodes. - -In sequence the resolver works by the following steps: - -1. Get the maximum device tree phandle value from the live tree + 1. -2. Adjust all the local phandles of the tree to resolve by that amount. -3. Using the __local__fixups__ node information adjust all local references - by the same amount. -4. For each property in the __fixups__ node locate the node it references - in the live tree. This is the label used to tag the node. -5. Retrieve the phandle of the target of the fixup. -6. For each fixup in the property locate the node:property:offset location - and replace it with the phandle value. |