linux-kernel - Re: [PATCH] arm64: dts: imx8mp: Fix LDB clocks property

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Message-ID: <1979964.usQuhbGJ8B@steina-w>
Date: Fri, 23 Feb 2024 13:51:40 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, Liu Ying <victor.liu@....com>
Cc: robh@...nel.org, krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, linux-imx@....com, l.stach@...gutronix.de, marex@...x.de
Subject: Re: [PATCH] arm64: dts: imx8mp: Fix LDB clocks property

Am Freitag, 23. Februar 2024, 10:15:22 CET schrieb Liu Ying:
> The "media_ldb_root_clk" is the gate clock to enable or disable the clock
> provided by CCM(Clock Control Module) to LDB instead of the "media_ldb"
> clock which is the parent of the "media_ldb_root_clk" clock as a composite
> clock.  Fix LDB clocks property by referencing the "media_ldb_root_clk"
> clock instead of the "media_ldb" clock.
> 
> Fixes: e7567840ecd3 ("arm64: dts: imx8mp: Reorder clock and reg properties")
> Fixes: 94e6197dadc9 ("arm64: dts: imx8mp: Add LCDIF2 & LDB nodes")
> Signed-off-by: Liu Ying <victor.liu@....com>

Thanks.
Reviewed-by: Alexander Stein <alexander.stein@...tq-group.com>

> ---
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index 9ab9c057f41e..bfc5c81a5bd4 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -1824,7 +1824,7 @@ lvds_bridge: bridge@5c {
>  					compatible = "fsl,imx8mp-ldb";
>  					reg = <0x5c 0x4>, <0x128 0x4>;
>  					reg-names = "ldb", "lvds";
> -					clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
> +					clocks = <&clk IMX8MP_CLK_MEDIA_LDB_ROOT>;
>  					clock-names = "ldb";
>  					assigned-clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
>  					assigned-clock-parents = <&clk IMX8MP_VIDEO_PLL1_OUT>;
> 


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