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Adjust I2C Reset for OpenPower MPIPL
A new internal I2C function was created to read the Security Switch Registers "Seeprom Update Lock" ("SUL") bit and reduce the I2C reset level if set to avoid Arbitration Lost errors during an OpenPower MPIPL. Change-Id: I1709b425182be92377a988cd64d5683733236b05 Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/73405 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com> Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com> Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com> Reviewed-by: Ilya Smirnov <ismirno@us.ibm.com> Reviewed-by: Matthew Raybuck <matthew.raybuck@ibm.com> Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
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