arm64: zynqmp: Move fixed clock to / for kv260

fixed clock nodes can't be on the bus because they are missing reg
property. That's why move them to root.
And because it is root it is good to have it as the first node in a file.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/9a6c17fa754add356b3b03356e41d15e4a18648b.1703002605.git.michal.simek@amd.com
2 files changed