We have underscore (_) in node name so fix that up as well.

Fix this by changing node name to use dash (-)
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210308060826.3074234-11-vkoul@kernel.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>