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-rw-r--r--src/soc/intel/broadwell/finalize.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/finalize.c b/src/soc/intel/broadwell/finalize.c
index b4c2031479..219d62d45a 100644
--- a/src/soc/intel/broadwell/finalize.c
+++ b/src/soc/intel/broadwell/finalize.c
@@ -51,6 +51,9 @@ const struct reg_script system_agent_finalize_script[] = {
REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x6800, 1 << 31),
REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x7000, 1 << 31),
REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x77fc, 1 << 0),
+ REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x50fc, 0x8f),
+ REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x7ffc, 1 << 0),
+ REG_MMIO_OR32(MCH_BASE_ADDRESS + 0x5880, 1 << 5),
REG_MMIO_WRITE8(MCH_BASE_ADDRESS + 0x50fc, 0x8f), /* MC */
REG_SCRIPT_END