From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [203.10.76.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.ozlabs.org", Issuer "CA Cert Signing Authority" (verified OK)) by bilbo.ozlabs.org (Postfix) with ESMTPS id 62042B7124 for ; Thu, 2 Jul 2009 03:39:29 +1000 (EST) Received: from buildserver.ru.mvista.com (unknown [213.79.90.228]) by ozlabs.org (Postfix) with ESMTP id B2130DDD0C for ; Thu, 2 Jul 2009 03:39:28 +1000 (EST) Date: Wed, 1 Jul 2009 21:39:25 +0400 From: Anton Vorontsov To: Kumar Gala Subject: [PATCH] powerpc/85xx: Don't scan for TBI PHY addresses on MPC8569E-MDS boards Message-ID: <20090701173925.GA22134@oksana.dev.rtsoft.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sometimes (e.g. when there are no UEMs attached to a board) fsl_pq_mdio_find_free() fails to find a spare address for a TBI PHY, this is because get_phy_id() returns bogus 0x0000ffff values (0xffffffff is expected), and therefore mdio bus probing fails with the following message: fsl-pq_mdio: probe of e0082120.mdio failed with error -16 And obviously ethernet doesn't work after this. This patch solves the problem by adding tbi-phy node into mdio node, so that we won't scan for spare addresses, we'll just use a fixed one. Signed-off-by: Anton Vorontsov --- arch/powerpc/boot/dts/mpc8569mds.dts | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/boot/dts/mpc8569mds.dts b/arch/powerpc/boot/dts/mpc8569mds.dts index 2577f37..baa4ac7 100644 --- a/arch/powerpc/boot/dts/mpc8569mds.dts +++ b/arch/powerpc/boot/dts/mpc8569mds.dts @@ -502,6 +502,10 @@ reg = <0x6>; device_type = "ethernet-phy"; }; + tbi-phy@11 { + reg = <0x11>; + device_type = "tbi-phy"; + }; }; mdio@3520 { #address-cells = <1>; -- 1.6.3.3