linux-kernel - Re: [PATCH v2 3/4] ARM: dts: dra72-evm-revc: fix correct phy delay and impedance settings

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Message-ID: <20161004131130.GM11677@lunn.ch>
Date:   Tue, 4 Oct 2016 15:11:30 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Mugunthan V N <mugunthanvnm@...com>
Cc:     netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Tony Lindgren <tony@...mide.com>,
        Russell King <linux@...linux.org.uk>,
        Florian Fainelli <f.fainelli@...il.com>,
        David Miller <davem@...emloft.net>,
        Sekhar Nori <nsekhar@...com>
Subject: Re: [PATCH v2 3/4] ARM: dts: dra72-evm-revc: fix correct phy delay
 and impedance settings

On Tue, Oct 04, 2016 at 06:26:06PM +0530, Mugunthan V N wrote:
> The default impedance settings of the phy is not the optimal
> value, due to this the second ethernet is not working. Fix it
> with correct values which makes the second ethernet port to work.
> 
> Signed-off-by: Mugunthan V N <mugunthanvnm@...com>
> ---
>  arch/arm/boot/dts/dra72-evm-revc.dts | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/dra72-evm-revc.dts b/arch/arm/boot/dts/dra72-evm-revc.dts
> index f9cfd3b..d626cd7 100644
> --- a/arch/arm/boot/dts/dra72-evm-revc.dts
> +++ b/arch/arm/boot/dts/dra72-evm-revc.dts
> @@ -62,6 +62,7 @@
>  		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
>  		ti,tx-internal-delay = <DP83867_RGMIIDCTL_1_NS>;
>  		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
> +		ti,min-output-imepdance;

And there is my answer :-(

    Andrew