diff options
Diffstat (limited to 'src/soc/intel/broadwell')
-rw-r--r-- | src/soc/intel/broadwell/pcie.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/soc/intel/broadwell/pcie.c b/src/soc/intel/broadwell/pcie.c index 12d278fce7..db948596a5 100644 --- a/src/soc/intel/broadwell/pcie.c +++ b/src/soc/intel/broadwell/pcie.c @@ -559,7 +559,10 @@ static void pch_pcie_early(struct device *dev) (1 << 29) | 0x10001); /* Set L1 Sub-State Cap ID to 1Eh and Next Cap Pointer to None. */ - pci_update_config32(dev, 0x200, ~0xffff, 0x001e); + if (IS_ENABLED(CONFIG_PCIEXP_L1_SUB_STATE)) + pci_update_config32(dev, 0x200, ~0xfffff, 0x001e); + else + pci_update_config32(dev, 0x200, ~0xfffff, 0); pci_update_config32(dev, 0x320, ~(3 << 20) & ~(7 << 6), (1 << 20) | (3 << 6)); |