RE: [PATCH V2 3/5] arm64: zynqmp: Add ZynqnMP nvmem nodes

From: Kundanala, Praveen Teja
Date: Thu Oct 19 2023 - 06:32:50 EST


[AMD Official Use Only - General]

Hi Kozlowski,

> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> Sent: Thursday, October 19, 2023 2:58 PM
> To: Kundanala, Praveen Teja <praveen.teja.kundanala@xxxxxxx>;
> srinivas.kandagatla@xxxxxxxxxx; robh+dt@xxxxxxxxxx;
> krzysztof.kozlowski+dt@xxxxxxxxxx; conor+dt@xxxxxxxxxx; Simek, Michal
> <michal.simek@xxxxxxx>; Kundanala, Praveen Teja
> <praveen.teja.kundanala@xxxxxxx>; devicetree@xxxxxxxxxxxxxxx; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH V2 3/5] arm64: zynqmp: Add ZynqnMP nvmem nodes
>
> Caution: This message originated from an External Source. Use proper caution
> when opening attachments, clicking links, or responding.
>
>
> On 19/10/2023 08:06, Praveen Teja Kundanala wrote:
> > Add nvmem DT nodes for ZynqMP SOC
> >
> > Signed-off-by: Praveen Teja Kundanala <praveen.teja.kundanala@xxxxxxx>
> > ---
> > arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 59
> > +++++++++++++++++++++++++-
> > 1 file changed, 57 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > index b61fc99cd911..b7433e6b9d6c 100644
> > --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> > @@ -194,14 +194,69 @@ zynqmp_power: zynqmp-power {
> > mbox-names = "tx", "rx";
> > };
> >
> > - nvmem_firmware {
> > + nvmem-firmware {
>
> Node names should be generic. See also an explanation and list of examples
> (not exhaustive) in DT specification:
> https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-
> basics.html#generic-names-recommendation
[Kundanala, Praveen Teja] Okay
>
>
> > compatible = "xlnx,zynqmp-nvmem-fw";
>
> It does not look like you tested the DTS against bindings. Please run `make
> dtbs_check W=1` (see Documentation/devicetree/bindings/writing-schema.rst
> or https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-
> sources-with-the-devicetree-schema/
> for instructions).
[Kundanala, Praveen Teja] Missed it, Will run and send V3.
>
> > #address-cells = <1>;
> > #size-cells = <1>;
> >
> > - soc_revision: soc_revision@0 {
> > + soc_revision: soc-revision@0 {
> > reg = <0x0 0x4>;
> > };
>
> Wasn't this fixed already by Michal?
[Kundanala, Praveen Teja] Took base on Srinivas for-next repo and Michal's changes were not reflected in that repo.
>
>
> Best regards,
> Krzysztof