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From:   Richard Zhu <hongxing.zhu@nxp.com>
To:     Rob Herring <robh@kernel.org>
CC:     "l.stach@pengutronix.de" <l.stach@pengutronix.de>,
        "kishon@ti.com" <kishon@ti.com>,
        "vkoul@kernel.org" <vkoul@kernel.org>,
        "galak@kernel.crashing.org" <galak@kernel.crashing.org>,
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        dl-linux-imx <linux-imx@nxp.com>
Subject: RE: [PATCH 1/4] dt-bindings: phy: phy-imx8-pcie: Add binding for the
 pad modes of imx8 pcie phy
Thread-Topic: [PATCH 1/4] dt-bindings: phy: phy-imx8-pcie: Add binding for the
 pad modes of imx8 pcie phy
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Date:   Thu, 23 Sep 2021 05:56:35 +0000
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> -----Original Message-----
> From: Rob Herring <robh@kernel.org>
> Sent: Thursday, September 23, 2021 3:26 AM
> To: Richard Zhu <hongxing.zhu@nxp.com>
> Cc: l.stach@pengutronix.de; kishon@ti.com; vkoul@kernel.org;
> galak@kernel.crashing.org; shawnguo@kernel.org;
> linux-phy@lists.infradead.org; devicetree@vger.kernel.org;
> linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org;
> kernel@pengutronix.de; dl-linux-imx <linux-imx@nxp.com>
> Subject: Re: [PATCH 1/4] dt-bindings: phy: phy-imx8-pcie: Add binding for=
 the
> pad modes of imx8 pcie phy
>=20
> On Fri, Sep 17, 2021 at 10:31:00AM +0800, Richard Zhu wrote:
> > Add binding for reference clock PAD modes of the i.MX8 PCIe PHY.
> >
> > Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
> > ---
> >  include/dt-bindings/phy/phy-imx8-pcie.h | 14 ++++++++++++++
> >  1 file changed, 14 insertions(+)
> >  create mode 100644 include/dt-bindings/phy/phy-imx8-pcie.h
> >
> > diff --git a/include/dt-bindings/phy/phy-imx8-pcie.h
> b/include/dt-bindings/phy/phy-imx8-pcie.h
> > new file mode 100644
> > index 000000000000..fe198a0cc12c
> > --- /dev/null
> > +++ b/include/dt-bindings/phy/phy-imx8-pcie.h
> > @@ -0,0 +1,14 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
>=20
> Perhaps this should match the dts files license...
>=20
Hi Rob:=20
What's the means of the "dts files license"?
I'm not clear understand that.
I found that there are almost similar "/* SPDX-License-Identifier: GPL-2.0 =
*/" license contained in the files of the /include/dt-bindings/phy folder.

Best Regards
Richard Zhu
> > +/*
> > + * This header provides constants for i.MX8 PCIe.
> > + */
> > +
> > +#ifndef _DT_BINDINGS_IMX8_PCIE_H
> > +#define _DT_BINDINGS_IMX8_PCIE_H
> > +
> > +/* Reference clock PAD mode */
> > +#define IMX8_PCIE_REFCLK_PAD_NO_USED	0
> > +#define IMX8_PCIE_REFCLK_PAD_INPUT	1
> > +#define IMX8_PCIE_REFCLK_PAD_OUTPUT	2
> > +
> > +#endif /* _DT_BINDINGS_IMX8_PCIE_H */
> > --
> > 2.25.1
> >
> >