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authorSimon Glass <sjg@chromium.org>2020-11-29 03:50:07 +0300
committerSimon Glass <sjg@chromium.org>2020-12-13 17:58:18 +0300
commitd0c20ce6bcb9af3d70ed6ada618607ca1099e811 (patch)
treebc04f32a35dfd54b571512fa792085130d228ed4
parente80be7493412e0facbbf81f709dc44740e975dea (diff)
downloadu-boot-d0c20ce6bcb9af3d70ed6ada618607ca1099e811.tar.xz
dm: core: Add an ofnode function to get the devicetree root
This is needed in at least one place. Avoid the conditional code in root.c by adding this inline function. Signed-off-by: Simon Glass <sjg@chromium.org>
-rw-r--r--drivers/core/root.c8
-rw-r--r--include/dm/ofnode.h12
2 files changed, 14 insertions, 6 deletions
diff --git a/drivers/core/root.c b/drivers/core/root.c
index 5f10d7a39c..9ee65504e6 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -147,12 +147,8 @@ int dm_init(bool of_live)
ret = device_bind_by_name(NULL, false, &root_info, &DM_ROOT_NON_CONST);
if (ret)
return ret;
-#if CONFIG_IS_ENABLED(OF_CONTROL)
- if (CONFIG_IS_ENABLED(OF_LIVE) && of_live)
- DM_ROOT_NON_CONST->node = np_to_ofnode(gd_of_root());
- else
- DM_ROOT_NON_CONST->node = offset_to_ofnode(0);
-#endif
+ if (CONFIG_IS_ENABLED(OF_CONTROL))
+ DM_ROOT_NON_CONST->node = ofnode_root();
ret = device_probe(DM_ROOT_NON_CONST);
if (ret)
return ret;
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index ee8c44a71e..53f04ac91d 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -218,6 +218,18 @@ static inline ofnode ofnode_null(void)
return node;
}
+static inline ofnode ofnode_root(void)
+{
+ ofnode node;
+
+ if (of_live_active())
+ node.np = gd_of_root();
+ else
+ node.of_offset = 0;
+
+ return node;
+}
+
/**
* ofnode_read_u32() - Read a 32-bit integer from a property
*