linux-kernel - Re: [PATCH v7 3/6] arm64: dts: mediatek: mt8195: add MUTEX configuration for VPPSYS

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Message-ID: <CAGXv+5E2U+vu4ZCwUxP5zTxSrV=H9JEL5+UB6LokGcjeH+roOQ@mail.gmail.com>
Date:   Mon, 6 Feb 2023 19:14:34 +0800
From:   Chen-Yu Tsai <wenst@...omium.org>
To:     Moudy Ho <moudy.ho@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-clk@...r.kernel.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v7 3/6] arm64: dts: mediatek: mt8195: add MUTEX
 configuration for VPPSYS

On Mon, Feb 6, 2023 at 5:11 PM Moudy Ho <moudy.ho@...iatek.com> wrote:
>
> In MT8195, the MMSYS has two Video Processor Pipepline Subsystems
> named VPPSYS0 and VPPSYS1, each with specific MUTEX to control
> Start of Frame(SOF) and End of Frame (EOF) signals.
> Before working with them, the addresses, interrupts, clocks and power
> domains need to be set up in dts.
>
> Signed-off-by: Moudy Ho <moudy.ho@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
Tested-by: Chen-Yu Tsai <wenst@...omium.org>

Probe tested only. I assume further testing requires the MDP3 driver.