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authorSimon Glass <sjg@chromium.org>2017-07-25 08:29:55 -0600
committerSimon Glass <sjg@chromium.org>2017-07-28 12:02:47 -0600
commitdcf988525f6e2045b9122ba7c3bf6a9bf44f146e (patch)
tree066e1e3e7a3f2aaceb5e407f85cf2a39ff1b486d /include/dm/ofnode.h
parentc61d0009feb966e0e93254a8c435a1889085e6b8 (diff)
dm: core: Add ofnode_read_resource()
We sometimes need to read a resource from an arbitrary node. In any case for consistency we should not put the live-tree switching code in a dev_read_...() function. Update this to suit. Signed-off-by: Simon Glass <sjg@chromium.org> Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Tested-on: Beaver, Jetson-TK1 Tested-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'include/dm/ofnode.h')
-rw-r--r--include/dm/ofnode.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 15ad5199c2f..966ca9309a3 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -15,6 +15,8 @@
/* Enable checks to protect against invalid calls */
#undef OF_CHECKS
+struct resource;
+
/**
* ofnode - reference to a device tree node
*
@@ -605,4 +607,6 @@ int ofnode_read_simple_size_cells(ofnode node);
*/
bool ofnode_pre_reloc(ofnode node);
+int ofnode_read_resource(ofnode node, uint index, struct resource *res);
+
#endif