linux-kernel - Re: [PATCH V2 3/5] arm64: zynqmp: Add ZynqnMP nvmem nodes

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Date:   Fri, 20 Oct 2023 09:23:25 +0200
From:   Michal Simek <michal.simek@....com>
To:     "Kundanala, Praveen Teja" <praveen.teja.kundanala@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "srinivas.kandagatla@...aro.org" <srinivas.kandagatla@...aro.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>,
        "conor+dt@...nel.org" <conor+dt@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2 3/5] arm64: zynqmp: Add ZynqnMP nvmem nodes

Hi,

On 10/19/23 12:32, Kundanala, Praveen Teja wrote:
> [AMD Official Use Only - General]
> 
> Hi Kozlowski,
> 
>> -----Original Message-----
>> From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>> Sent: Thursday, October 19, 2023 2:58 PM
>> To: Kundanala, Praveen Teja <praveen.teja.kundanala@....com>;
>> srinivas.kandagatla@...aro.org; robh+dt@...nel.org;
>> krzysztof.kozlowski+dt@...aro.org; conor+dt@...nel.org; Simek, Michal
>> <michal.simek@....com>; Kundanala, Praveen Teja
>> <praveen.teja.kundanala@....com>; devicetree@...r.kernel.org; linux-arm-
>> kernel@...ts.infradead.org
>> Cc: linux-kernel@...r.kernel.org
>> 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@....com>
>>> ---
>>>   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.

Feel free to drop this from series that it can go via nvmem tree directly.
And when this is merged we can add just this patch via my tree.

Thanks,
Michal