linux-kernel - Re: [PATCH] arm64: dts: ti: j7200-main: Enable USB2 PHY RX sensitivity workaround

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Date:   Thu, 27 May 2021 19:27:25 +0530
From:   Vignesh Raghavendra <vigneshr@...com>
To:     Aswath Govindraju <a-govindraju@...com>
CC:     <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Rob Herring <robh+dt@...nel.org>,
        Tero Kristo <kristo@...nel.org>, Nishanth Menon <nm@...com>,
        Lokesh Vutla <lokeshvutla@...com>,
        Kishon Vijay Abraham I <kishon@...com>
Subject: Re: [PATCH] arm64: dts: ti: j7200-main: Enable USB2 PHY RX
 sensitivity workaround



On 5/12/21 9:03 PM, Aswath Govindraju wrote:
> From: Roger Quadros <rogerq@...com>
> 
> Enable work around feature built into the controller to address issue with
> RX Sensitivity for USB2 PHY.
> 
> Fixes: 6197d7139d12 ("arm64: dts: ti: k3-j7200-main: Add USB controller")
> Signed-off-by: Roger Quadros <rogerq@...com>
> Signed-off-by: Aswath Govindraju <a-govindraju@...com>
> ---

Reviewed-by: Vignesh Raghavendra <vigneshr@...com>

>  arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> index f86c493a44f1..07c0ce484cae 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> @@ -679,6 +679,7 @@
>  					  "otg";
>  			maximum-speed = "super-speed";
>  			dr_mode = "otg";
> +			cdns,phyrst-a-enable;
>  		};
>  	};
>  
>