With the revert of "of/irq: of_irq_find_parent: check for parent equal to
child" (dc93728084), we need another way to handle parent node equal
to the child node. This can simply be handled in of_irq_init by checking
for this condition.
Signed-off-by: Rob Herring <[email protected]>
Tested-by: Pawel Moll <[email protected]>
Tested-by: Stephen Warren <[email protected]>
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