op-pwrctl: Hold PCI resets until BootProgress passes BASE_INITIALIZATION state

When powering on host, hold PCI resets until hostboot passes stage
"BASE_INITIALIZATION"(0x14).

This fix applies to Firestone and Garrison.

Partially resolves openbmc/openbmc#315

Change-Id: Ic71c81406ac188b34df89569e2264ea0b94406f3
Signed-off-by: Yi Li <adamliyi@msn.com>
10 files changed