linux-kernel - Re: [PATCH] arm64: dts: ti: k3-j784s4-j742s2-main-common: fix length of serdes_ln

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Message-ID: <c63cac69-6cfc-48b9-81a3-42a88dcd74f9@ti.com>
Date: Fri, 25 Apr 2025 18:35:01 +0530
From: "Kumar, Udit" <u-kumar1@...com>
To: Siddharth Vadapalli <s-vadapalli@...com>, <nm@...com>, <vigneshr@...com>,
        <kristo@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>
CC: <stable@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <srk@...com>, <u-kumar1@...com>
Subject: Re: [PATCH] arm64: dts: ti: k3-j784s4-j742s2-main-common: fix length
 of serdes_ln_ctrl

Hello Siddharth

On 4/23/2025 8:46 PM, Siddharth Vadapalli wrote:
> Commit under Fixes corrected the "mux-reg-masks" property but did not
> update the "length" field of the "reg" property to account for the newly
> added register offsets which extend the region. Fix this.
>
> Fixes: 38e7f9092efb ("arm64: dts: ti: k3-j784s4-j742s2-main-common: Fix serdes_ln_ctrl reg-masks")
> Cc: stable@...r.kernel.org
> Signed-off-by: Siddharth Vadapalli <s-vadapalli@...com>
> ---
>
> Hello,
>
> This patch is based on commit
> bc3372351d0c Merge tag 'for-6.15-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
> of Mainline Linux.
>
> Regards,
> Siddharth.
>
>   arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
> index 1944616ab357..1fc0a11c5ab4 100644
> --- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
> @@ -77,7 +77,7 @@ pcie1_ctrl: pcie1-ctrl@...4 {
>   
>   		serdes_ln_ctrl: mux-controller@...0 {
>   			compatible = "reg-mux";
> -			reg = <0x00004080 0x30>;
> +			reg = <0x00004080 0x50>;


Reviewed-by: Udit Kumar <u-kumar1@...com>


>   			#mux-control-cells = <1>;
>   			mux-reg-masks = <0x0 0x3>, <0x4 0x3>, /* SERDES0 lane0/1 select */
>   					<0x8 0x3>, <0xc 0x3>, /* SERDES0 lane2/3 select */