linux-kernel - Re: [PATCH v3 0/9] Introduce J742S2 SoC and EVM

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Message-ID: <20240807132505.4aqvgsdck7pzk6kv@impale>
Date: Wed, 7 Aug 2024 08:25:05 -0500
From: Nishanth Menon <nm@...com>
To: Manorit Chawdhry <m-chawdhry@...com>
CC: Vignesh Raghavendra <vigneshr@...com>, Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Udit Kumar
	<u-kumar1@...com>,
        Neha Malcom Francis <n-francis@...com>,
        Aniket Limaye
	<a-limaye@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v3 0/9] Introduce J742S2 SoC and EVM

On 22:40-20240731, Manorit Chawdhry wrote:
> The series adds support for J742S2 family of SoCs. Also adds J742S2 EVM
> Support and re-uses most of the stuff from the superset device J784s4.
> 
> It initially cleans up the J784s4 SoC files so that they can be
> re-usable for j742s2 by introducing -common files. Next it cleans up the
> EVM files for j784s4 in a similar way and then goes about adding the
> support for j742s2.
> 
> Signed-off-by: Manorit Chawdhry <m-chawdhry@...com>
> ---
> Changes in v3:
> * Nishanth
> - Update copyright string
> - Add TRM link in SoC file.
> - Refactor to split out common soc support between j742s2 and j784s4
> 
> - Add DTC_FLAGS as well for j742s2
> - Link to v2: https://lore.kernel.org/r/20240730-b4-upstream-j742s2-v2-0-6aedf892156c@ti.com
> 
> ---
> Manorit Chawdhry (9):
>       arm64: dts: ti: Move j784s4-{} include files to j784s4-j742s2-{}-common.dtsi
>       arm64: dts: ti: Move k3-j784s4.dtsi to k3-j784s4-j742s2-common.dtsi
>       arm64: dts: ti: Split k3-j784s4-j742s2-common.dtsi
>       arm64: dts: ti: Split k3-j784s4-j742s2-main-common.dtsi

The above 4 patches can be merged into a single patch under SoC
refactoring.

>       arm64: dts: ti: Move k3-j784s4-evm.dts to k3-j784s4-j742s2-evm-common.dtsi
>       arm64: dts: ti: Split k3-j784s4-j742s2-evm-common.dtsi

The above two patches can be squashed to be a single patch for evm
refactoring.

>       dt-bindings: arm: ti: Add bindings for J742S2 SoCs and Boards
>       arm64: dts: ti: Introduce J742S2 SoC family
>       arm64: dts: ti: Add support for J742S2 EVM board

Also it is not clear how cpsw/serdes and pcie changes are handled
here.

> 
>  Documentation/devicetree/bindings/arm/ti/k3.yaml   |    6 +
>  arch/arm64/boot/dts/ti/Makefile                    |    4 +
>  arch/arm64/boot/dts/ti/k3-j742s2-evm.dts           |   26 +
>  arch/arm64/boot/dts/ti/k3-j742s2-main.dtsi         |   45 +
>  arch/arm64/boot/dts/ti/k3-j742s2.dtsi              |   98 +
>  arch/arm64/boot/dts/ti/k3-j784s4-evm.dts           | 1422 +---------
>  .../arm64/boot/dts/ti/k3-j784s4-j742s2-common.dtsi |  150 ++
>  .../boot/dts/ti/k3-j784s4-j742s2-evm-common.dtsi   | 1436 ++++++++++
>  .../boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi  | 2772 ++++++++++++++++++++
>  ...tsi => k3-j784s4-j742s2-mcu-wakeup-common.dtsi} |    2 +-
>  ...l.dtsi => k3-j784s4-j742s2-thermal-common.dtsi} |    0
>  arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi         | 2764 -------------------
>  arch/arm64/boot/dts/ti/k3-j784s4.dtsi              |  135 +-
>  13 files changed, 4540 insertions(+), 4320 deletions(-)
> ---
> base-commit: cd19ac2f903276b820f5d0d89de0c896c27036ed
> change-id: 20240620-b4-upstream-j742s2-7ba652091550
> 
> Best regards,
> -- 
> Manorit Chawdhry <m-chawdhry@...com>
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D