memory: tegra30: Add FIFO sizes to memory clients

The latency allowness is calculated based on buffering capabilities of
memory clients. Add FIFO sizes to the Tegra30 memory clients.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20201111011456.7875-7-digetx@gmail.comSigned-off-by: Krzysztof Kozlowski <krzk@kernel.org>