On Thu, Sep 23, 2021 at 12:56 AM Richard Zhu <hongxing.zhu@xxxxxxx> wrote: > > > > -----Original Message----- > > From: Rob Herring <robh@xxxxxxxxxx> > > Sent: Thursday, September 23, 2021 3:26 AM > > To: Richard Zhu <hongxing.zhu@xxxxxxx> > > Cc: l.stach@xxxxxxxxxxxxxx; kishon@xxxxxx; vkoul@xxxxxxxxxx; > > galak@xxxxxxxxxxxxxxxxxxx; shawnguo@xxxxxxxxxx; > > linux-phy@xxxxxxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; > > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; > > kernel@xxxxxxxxxxxxxx; dl-linux-imx <linux-imx@xxxxxxx> > > Subject: Re: [PATCH 1/4] dt-bindings: phy: phy-imx8-pcie: Add binding for the > > pad modes of imx8 pcie phy > > > > 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@xxxxxxx> > > > --- > > > 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 */ > > > > Perhaps this should match the dts files license... > > > Hi Rob: > What's the means of the "dts files license"? You include this into .dts files and those are dual licensed. The licenses should match (or be compatible). > 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. Yes, licenses are a mess. But what other files in include/dt-bindings/phy have don't matter. Where you use this file is what matters. Rob