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-rw-r--r--src/soc/intel/broadwell/lpc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/lpc.c b/src/soc/intel/broadwell/lpc.c
index d7a3e82747..5efcb73a28 100644
--- a/src/soc/intel/broadwell/lpc.c
+++ b/src/soc/intel/broadwell/lpc.c
@@ -207,6 +207,9 @@ static const struct reg_script pch_misc_init_script[] = {
/* Clear status bits to prevent unexpected wake */
REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x3310, 0x0000002f),
REG_MMIO_RMW32(RCBA_BASE_ADDRESS + 0x3f02, ~0x0000000f, 0),
+ /* Enable PCIe Releaxed Order */
+ REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x2314, (1 << 31) | (1 << 7)),
+ REG_MMIO_OR32(RCBA_BASE_ADDRESS + 0x1114, (1 << 15) | (1 << 14)),
/* Setup SERIRQ, enable continuous mode */
REG_PCI_OR8(SERIRQ_CNTL, (1 << 7) | (1 << 6)),
#if !CONFIG_SERIRQ_CONTINUOUS_MODE