[RFC PATCH 0/2] RZ/G2UL separate out SoC specific parts

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Wed Oct 12 08:38:17 PDT 2022


On 10/10/2022 05:41, Lad, Prabhakar wrote:
> Hi Rob, Krzysztof,
> 
> On Thu, Sep 29, 2022 at 6:24 PM Prabhakar <prabhakar.csengg at gmail.com> wrote:
>>
>> From: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>
>>
>> Hi All,
>>
>> This patch series aims to split up the RZ/G2UL SoC DTSI into common parts
>> so that this can be shared with the RZ/Five SoC.
>>
>> Implementation is based on the discussion [0] where I have used option#2.
>>
>> The Renesas RZ/G2UL (ARM64) and RZ/Five (RISC-V) have almost the same
>> identical blocks to avoid duplication a base SoC dtsi (r9a07g043.dtsi) is
>> created which will be used by the RZ/G2UL (r9a07g043u.dtsi) and RZ/Five
>> (r9a07g043F.dtsi)
>>
>> Sending this as an RFC to get some feedback.
>>
>> r9a07g043f.dtsi will look something like below:
>>
>> #include <dt-bindings/interrupt-controller/irq.h>
>>
>> #define SOC_PERIPHERAL_IRQ_NUMBER(nr)   (nr + 32)
>> #define SOC_PERIPHERAL_IRQ(nr, na)      SOC_PERIPHERAL_IRQ_NUMBER(nr) na
>>
>> #include <arm64/renesas/r9a07g043.dtsi>
>>
>> / {
>>    ...
>>    ...
>> };
>>
>> Although patch#2 can be merged into patch#1 just wanted to keep them separated
>> for easier review.
>>
>> [0] https://lore.kernel.org/linux-arm-kernel/Yyt8s5+pyoysVNeC@spud/T/
>>
>> Cheers,
>> Prabhakar
>>
>> Lad Prabhakar (2):
>>   arm64: dts: renesas: r9a07g043: Introduce SOC_PERIPHERAL_IRQ() macro
>>     to specify interrupt property
> 
> Can either of you please review patch #1.
> 

Why? This is a DTS patch, isn't it? You should CC rather platform
maintainers, architecture maintainers and SoC folks (the latter you
missed for sure). You missed them, so please resend.

Best regards,
Krzysztof




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