arm64: zynqmp: Enable AMS on SOM and other zcu10x boards

AMS is used for monitoring system. Used for measuring voltages and
especially temperatures. Origin interface is IIO but via iio-hwmon it can
be moved to hwmon framework too (done for SOM and zcu100).

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/e1e1621ac1cee7f36ef20606bb3795e130de9609.1683034376.git.michal.simek@amd.com