tree 161ecd76092d0c90c4c80e9c508e2de3444ba504
parent da44d42206a485b75acfb06877d2d3d96fd5026f
author Soren Brinkmann <soren.brinkmann@xilinx.com> 1474047287 -0700
committer Soren Brinkmann <soren.brinkmann@xilinx.com> 1479340128 -0800

zynqmp: Read silicon ID register only once

The silicon ID does not change at runtime. Skip the IO access if the
ID has been read before.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>