On Thu, 2019-02-07 at 12:31 +0000, Lorenzo Pieralisi wrote: > + /* De-assert DCC_FB_EN */ > > + writel(PCIE_PHY_CMN_REG4_DCC_FB_EN, > > + imx6_pcie->phy_base + PCIE_PHY_CMN_REG4); > > + /* Assert RX_EQS and RX_EQS_SEL */ > > + writel(PCIE_PHY_CMN_REG24_RX_EQ_SEL > > + | PCIE_PHY_CMN_REG24_RX_EQ, > > + imx6_pcie->phy_base + PCIE_PHY_CMN_REG24); > > + /* Assert ATT_MODE */ > > + writel(PCIE_PHY_CMN_REG26_ATT_MODE, > > + imx6_pcie->phy_base + PCIE_PHY_CMN_REG26); > > + } else { > > + dev_warn(dev, "DT lacks imx7d-pcie-phy, unable to apply ERR010728 workaround\n"); > > It is a nit but the warning log is not necessarily true ie you may not > have a mapped address for other reasons as well. It is up to you but I > would change the log message. True, but I hardly want to enumerate every possible failure point in a log message. How about: Unable to apply ERR010728 workaround. DT lacks imx7d-pcie-phy?