From: Rafał Miłecki <rafal@xxxxxxxxxx>
This function was trying to match wrong OF node (parent device's)
against an of_match_table. It was always returning NULL.
Make it match layout's OF node against layout's of_match_table.
Fixes: f5709a684a0a ("nvmem: core: introduce NVMEM layouts")
Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx>