Check the status property and give up early enough. Otherwise
OF_POPULATED_BUS might be set for disabled bus which will prevent
it from being populated later (if enabled).
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Frank Rowand <frowand.list@xxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
---
drivers/of/platform.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index 35de1fc59fa6..5ad8c13f754a 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -473,9 +473,13 @@ int of_platform_populate(struct device_node *root,
struct device_node *child;
int rc = 0;
- root = root ? of_node_get(root) : of_find_node_by_path("/");
+ if (!root)
+ root = of_find_node_by_path("/");
if (!root)
return -EINVAL;
+ if (!of_device_is_available(root))
+ return 0;
+ of_node_get(root);
pr_debug("%s()\n", __func__);
pr_debug(" starting at: %s\n", root->full_name);
--
2.11.0
--
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