linux-kernel - Re: [PATCH] arm64: dts: imx8mq: remove interconnect property from lcdif

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Date:   Mon, 6 Dec 2021 09:38:21 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Martin Kepplinger <martin.kepplinger@...i.sm>
Cc:     devicetree@...r.kernel.org, festevam@...il.com,
        kernel@...gutronix.de, Abel Vesa <abel.vesa@....com>,
        kernel@...i.sm, krzk@...nel.org,
        linux-arm-kernel@...ts.infradead.org, linux-imx@....com,
        linux-kernel@...r.kernel.org, robh@...nel.org
Subject: Re: [PATCH] arm64: dts: imx8mq: remove interconnect property from
 lcdif

+ Abel

On Wed, Nov 24, 2021 at 09:37:03AM +0100, Martin Kepplinger wrote:
> The mxsfb driver handling imx8mq lcdif doesn't yet request the
> interconnect bandwidth that's needed at runtime when the description is
> present in the DT node.
> 
> So remove that description and bring it back when it's supported.
> 
> Fixes: ad1abc8a03fd ("arm64: dts: imx8mq: Add interconnect for lcdif")
> Signed-off-by: Martin Kepplinger <martin.kepplinger@...i.sm>

Applied, thanks.

> ---
> 
> revision history
> ----------------
> this patch replaces the wrong 1:1 revert previously sent:
> https://lore.kernel.org/linux-arm-kernel/20211123114545.411787-1-martin.kepplinger@puri.sm/
> 
> 
>  arch/arm64/boot/dts/freescale/imx8mq.dtsi | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 972766b67a15..71bf497f99c2 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -524,8 +524,6 @@ lcdif: lcd-controller@...20000 {
>  						  <&clk IMX8MQ_VIDEO_PLL1>,
>  						  <&clk IMX8MQ_VIDEO_PLL1_OUT>;
>  				assigned-clock-rates = <0>, <0>, <0>, <594000000>;
> -				interconnects = <&noc IMX8MQ_ICM_LCDIF &noc IMX8MQ_ICS_DRAM>;
> -				interconnect-names = "dram";
>  				status = "disabled";
>  
>  				port@0 {
> -- 
> 2.30.2
>