| Message ID | 1652866528-13220-2-git-send-email-hongxing.zhu@nxp.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | [RFC,1/2] PCI: imx6: Make sure the DBI register can be changed | expand |
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 30641d2dda14..37012f9a33a0 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -809,8 +809,8 @@ static int imx6_pcie_start_link(struct dw_pcie *pci) dw_pcie_wait_for_link(pci); - if (pci->link_gen == 2) { - /* Allow Gen2 mode after the link is up. */ + if (pci->link_gen > 1) { + /* Allow faster modes after the link is up. */ dw_pcie_dbi_ro_wr_en(pci); tmp = dw_pcie_readl_dbi(pci, offset + PCI_EXP_LNKCAP); tmp &= ~PCI_EXP_LNKCAP_SLS;
Support more than Gen2 speed link mode, since i.MX8MP PCIe supports up to Gen3 link speed. Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com> --- drivers/pci/controller/dwc/pci-imx6.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)