Memory controller is interconnected with memory clients and with the
External Memory Controller. Document new interconnect property which
turns memory controller into interconnect provider.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201104164923.21238-13-digetx@gmail.comSigned-off-by: Krzysztof Kozlowski <krzk@kernel.org>