dt-bindings: clock: zynqmp: Add clk header

Add dt clock header which can be included by dtses. And also use zynqmp-clk
compatible string.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
1 file changed