soc/intel/cannonlake: Define Max PCIE Root Ports

This patch defines Max PCIE Root Ports and fixes
bellow Coverity scan defect,

*** CID 1380036:  Control flow issues  (NO_EFFECT)
/src/soc/intel/cannonlake/romstage/romstage.c: 80 in soc_memory_init_params()
79
>>>     CID 1380036:  Control flow issues  (NO_EFFECT)
>>>     "i" is converted to an unsigned type because it's compared to an unsigned constant.
80      for (i = 0; i < ARRAY_SIZE(config->PcieRpEnable); i++) {
81              if (config->PcieRpEnable[i])
82                      mask |= (1 << i);

Change-Id: Id45ff6e96043ed71117018a4e73d08920ae9667e
Signed-off-by: Pratik Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-on: https://review.coreboot.org/21272
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2 files changed