Re: [PATCH 2/8] dt-bindings: serial: fsl-linflexuart: convert to json-schema format

[Chester Lin]

On Fri, Aug 13, 2021 at 01:28:40PM +0200, Krzysztof Kozlowski wrote:
> On 13/08/2021 13:11, Chester Lin wrote:
> > Hi Andreas,
> > 
> > On Thu, Aug 12, 2021 at 06:04:44PM +0200, Andreas Färber wrote:
> >> On 05.08.21 08:54, Chester Lin wrote:
> >>> Convert the FSL LINFlexD UART binding to json-schema.
> >>>
> >>> Signed-off-by: Chester Lin <clin@xxxxxxxx>
> >>> ---
> >>>  .../bindings/serial/fsl,s32-linflexuart.txt   | 22 ---------
> >>>  .../bindings/serial/fsl,s32-linflexuart.yaml  | 48 +++++++++++++++++++
> >>>  2 files changed, 48 insertions(+), 22 deletions(-)
> >>>  delete mode 100644 Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt
> >>>  create mode 100644 Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> >>
> >> Thanks for your effort, Chester.
> >>
> >>> diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt
> >>> deleted file mode 100644
> >>> index f1bbe0826be5..000000000000
> >>> --- a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.txt
> >>> +++ /dev/null
> >>> @@ -1,22 +0,0 @@
> >>> -* Freescale LINFlexD UART
> >>> -
> >>> -The LINFlexD controller implements several LIN protocol versions, as well as
> >>> -support for full-duplex UART communication through 8-bit and 9-bit frames.
> >>> -
> >>> -See chapter 47 ("LINFlexD") in the reference manual[1].
> >>> -
> >>> -Required properties:
> >>> -- compatible :
> >>> -  - "fsl,s32v234-linflexuart" for LINFlexD configured in UART mode, which
> >>> -    is compatible with the one integrated on S32V234 SoC
> >>> -- reg : Address and length of the register set for the device
> >>> -- interrupts : Should contain uart interrupt
> >>> -
> >>> -Example:
> >>> -uart0: serial@40053000 {
> >>> -	compatible = "fsl,s32v234-linflexuart";
> >>> -	reg = <0x0 0x40053000 0x0 0x1000>;
> >>> -	interrupts = <0 59 4>;
> >>> -};
> >>> -
> >>> -[1] https://www.nxp.com/webapp/Download?colCode=S32V234RM
> >>> diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> >>> new file mode 100644
> >>> index 000000000000..acfe34706ccb
> >>> --- /dev/null
> >>> +++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> >>> @@ -0,0 +1,48 @@
> >>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> >>
> >> Since this is dual-licensed and BSD-2-Clause would seem compatible with
> >> GPLv3, this could probably be s/GPL-2.0-only/GPL-2.0-or-later/ ? Not a
> >> blocker.
> > 
> > There's no license identifier in the original file so it's not a problem to
> > choose "GPL-2.0-or-later".
> 
> That is not entirely correct. If there is no explicit license in the
> file, it's kernel's default so GPL-2.0-only. You cannot relicense
> derivative work without getting permission from authors and copyright
> holders.
> 
> However if you did not copy the text/description from original bindings,
> your work won't be derivative so you can relicense it.
> 

Sorry for my misunderstanding and thanks for the reminder.

Regards,
Chester