mb/google/poppy/variants/rammus: Disable command TriState for rammus
This patch sets the MRC UPD "CmdTriStateDis" to disable TriState for the rammus boards. Rammus is LPDDR3 design without RTT for CMD/CTRL. BUG=none TEST=Run memtester app and also webgl fishtank on the LPDDR3 kabylake boards and also check the margin data is proper in FSP. Change-Id: Iee115f49ba5b36dc5b0425e9da02b58cd19b2236 Signed-off-by: Marx Wang <marx.wang@intel.com> Reviewed-on: https://review.coreboot.org/28568 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Martin Roth <martinroth@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -27,6 +27,9 @@ chip soc/intel/skylake
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# Enable S0ix
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register "s0ix_enable" = "1"
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# Disable Command TriState
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register "CmdTriStateDis" = "1"
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# FSP Configuration
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register "ProbelessTrace" = "0"
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register "EnableLan" = "0"
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