PCIE_RC_CFG_PRIV1_LINK_CAPABILITY
tmp = readl(base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
writel(tmp, base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
writel(tmp, base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
u32 lnkcap = readl(pcie->base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
writel(lnkcap, pcie->base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);