linux-kernel - Re: [PATCH V2] arm64: dts: imx8mn: Fix video clock parents

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Message-ID: <20230514035806.GR727834@dragon>
Date:   Sun, 14 May 2023 11:58:06 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Adam Ford <aford173@...il.com>
Cc:     linux-arm-kernel@...ts.infradead.org, aford@...conembedded.com,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Marek Vasut <marex@...x.de>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] arm64: dts: imx8mn: Fix video clock parents

On Sun, Apr 23, 2023 at 07:35:13AM -0500, Adam Ford wrote:
> There are a few clocks whose parents are set in mipi_dsi
> and mxsfb nodes, but these clocks are used by the disp_blk_ctrl
> power domain which may cause an issue when re-parenting, resuling
> in a disp_pixel clock having the wrong parent and wrong rate.
> 
> Fix this by moving the assigned-clock-parents as associate clock
> assignments to the power-domain node to setup these clocks before
> they are enabled.
> 
> Fixes: d825fb6455d5 ("arm64: dts: imx8mn: Add display pipeline components")
> Signed-off-by: Adam Ford <aford173@...il.com>

Is it a fix for v6.4-rc or material for -next?

Shawn