linux-kernel - Re: [PATCH v3 3/3] PCI: imx6: Add support for i.MX8MQ

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Date:   Tue, 18 Dec 2018 10:14:26 -0800
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     Leonard Crestez <leonard.crestez@....com>
Cc:     "l.stach@...gutronix.de" <l.stach@...gutronix.de>,
        Richard Zhu <hongxing.zhu@....com>,
        dl-linux-imx <linux-imx@....com>,
        "cphealy@...il.com" <cphealy@...il.com>,
        Aisheng Dong <aisheng.dong@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        Fabio Estevam <fabio.estevam@....com>,
        "robh@...nel.org" <robh@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v3 3/3] PCI: imx6: Add support for i.MX8MQ

On Tue, Dec 18, 2018 at 1:34 AM Leonard Crestez <leonard.crestez@....com> wrote:
>
> On Mon, 2018-12-17 at 20:07 -0800, Andrey Smirnov wrote:
> > Add code needed to support i.MX8MQ variant.
>
> >  static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie)
> >  {
> > +
> > +
> Remove empty lines?
>

Sure, will do.

> > +     unsigned int mask, val, offset;
> > +
> > +     mask = IMX6Q_GPR12_DEVICE_TYPE;
> > +     val  = FIELD_PREP(IMX6Q_GPR12_DEVICE_TYPE, PCI_EXP_TYPE_ROOT_PORT);
>
> ... snip ...
>
> > -     regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> > -                     IMX6Q_GPR12_DEVICE_TYPE, PCI_EXP_TYPE_ROOT_PORT << 12);
> > +     regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, mask, val);
>
> Maybe setting port type should be a separate function from init_phy?

Sure, will change in v4.

Thanks,
Andrey Smirnov