linux-kernel - Re: [PATCH] arm64: dts: ti: k3-am65: Add AM652 DTSI file

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Message-ID: <20231204163124.efdhd3mxmgwfcn3s@bryanbrattlof.com>
Date:   Mon, 4 Dec 2023 10:31:24 -0600
From:   Bryan Brattlof <bb@...com>
To:     Andrew Davis <afd@...com>
CC:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Jan Kiszka <jan.kiszka@...mens.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: ti: k3-am65: Add AM652 DTSI file

Hi Andrew!

On November 17, 2023 thus sayeth Andrew Davis:
> The AM652 is basically a AM654 but with 2 cores instead of 4. Add
> a DTSI file for AM652 matching AM654 except this core difference.
> 
> This removes the need to remove the extra cores from AM654 manually
> in DT files for boards that use the AM652 variant. Do that for
> the IOT2050 boards here.
> 
> Signed-off-by: Andrew Davis <afd@...com>

Reviewed-by: Bryan Brattlof <bb@...com>

> ---
>  .../boot/dts/ti/k3-am65-iot2050-common.dtsi   |  1 -
>  arch/arm64/boot/dts/ti/k3-am652.dtsi          | 74 +++++++++++++++++++
>  .../ti/k3-am6528-iot2050-basic-common.dtsi    | 11 +--
>  .../ti/k3-am6548-iot2050-advanced-common.dtsi |  1 +
>  4 files changed, 76 insertions(+), 11 deletions(-)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-am652.dtsi

Yeah this is a much cleaner approach than adding or deleting cores in 
the board files

~Bryan