memory: tegra: Split Tegra194 data into separate file

Keep the directory structure consistent by splitting the Tegra194 data
into a separate file.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20210602163302.120041-13-thierry.reding@gmail.com


Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>