This property is for consumers of io-channels. Here it is used in
providers of those channels.

Note dt-schema will currently flag this as an error due to a dependency
between this property and io-channels.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20201115192951.1073632-9-jic23@kernel.org


Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>