diff options
| -rw-r--r-- | drivers/pci/controller/pcie-brcmstb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index f593a422bd63..74808e9b41e7 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -874,6 +874,11 @@ static int brcm_pcie_setup(struct brcm_pcie *pcie) /* Reset the bridge */ pcie->bridge_sw_init_set(pcie, 1); + + /* Ensure that PERST# is asserted; some bootloaders may deassert it. */ + if (pcie->type == BCM2711) + pcie->perst_set(pcie, 1); + usleep_range(100, 200); /* Take the bridge out of reset */ |