From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XlGm5-000240-2B for barebox@lists.infradead.org; Mon, 03 Nov 2014 12:30:21 +0000 Date: Mon, 3 Nov 2014 13:29:59 +0100 From: Sascha Hauer Message-ID: <20141103122959.GO14443@pengutronix.de> References: <1415009535-6294-1-git-send-email-w.egorov@phytec.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1415009535-6294-1-git-send-email-w.egorov@phytec.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [For next PATCH] ARM: dts: phyFLEX: Add SKEW clock delays to emac0 node To: Wadim Egorov Cc: barebox@lists.infradead.org On Mon, Nov 03, 2014 at 11:12:15AM +0100, Wadim Egorov wrote: > The KSZ9031 gigabit phy on the PBA-B-01 carrier board needs special settings > for the RGMII skew control register. > > Signed-off-by: Wadim Egorov Applied, thanks Sascha > --- > arch/arm/dts/am335x-phytec-phyflex.dts | 11 +++++++++++ > 1 files changed, 11 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/dts/am335x-phytec-phyflex.dts b/arch/arm/dts/am335x-phytec-phyflex.dts > index 4dde328..c4481f5 100644 > --- a/arch/arm/dts/am335x-phytec-phyflex.dts > +++ b/arch/arm/dts/am335x-phytec-phyflex.dts > @@ -212,6 +212,17 @@ > phy_id = <&davinci_mdio>, <1>; > phy-mode = "rgmii"; > dual_emac_res_vlan = <1>; > + > + /* clock skew correction, maximum possible on KSZ9031 is > + 2^5 - 1 * 0,06ns = 1860ps, micrel datasheet M9999-081712-0.11 p.58*/ > + rxc-skew-ps = <1860>; > + txc-skew-ps = <1860>; > + > + /* align tx signals to zero, leave rx to default */ > + txd0-skew-ps = <0>; > + txd1-skew-ps = <0>; > + txd2-skew-ps = <0>; > + txd3-skew-ps = <0>; > }; > > &cpsw_emac1 { > -- > 1.7.0.4 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox