Re: [PATCH v2 3/3] PCI: imx: Add workaround for e10728, IMX7d PCIe PLL failure

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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?




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