From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <48D24CFA.3040604@grandegger.com> Date: Thu, 18 Sep 2008 14:43:38 +0200 From: Wolfgang Grandegger MIME-Version: 1.0 To: Li Yang-R58472 Subject: Re: UCC GETH does not work on my MPC8360EA References: <48D0CB3C.7050708@grandegger.com> <113760FDF39C3E40AAB8DE6E6C64D0A7110901@zch01exm26.fsl.freescale.net> In-Reply-To: <113760FDF39C3E40AAB8DE6E6C64D0A7110901@zch01exm26.fsl.freescale.net> Content-Type: text/plain; charset=ISO-8859-1 Cc: linuxppc-dev List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Li Yang-R58472 wrote: >> -----Original Message----- >> From: linuxppc-dev-bounces+leoli=freescale.com@ozlabs.org >> [mailto:linuxppc-dev-bounces+leoli=freescale.com@ozlabs.org] >> On Behalf Of Wolfgang Grandegger >> Sent: Wednesday, September 17, 2008 5:18 PM >> To: linuxppc-dev >> Subject: UCC GETH does not work on my MPC8360EA >> >> Hello, >> >> I have a wired problems with my MPC8360EA using Linux >> 2.6.27-rc6. The UCC GEHT controller works fine with 100/Full >> but fails with 1000/Full. >> What I see is that the TX done interrupts come (ifconfig's TX >> packet counter goes up), but the messages does not show up on >> the wire. RX seems to work properly, though. >> >> Any idea what's going wrong? Does someone got it working with >> 1000/Full? > > This looks like an old problem that RGMII Tx shouldn't use internal > delay while Rx should use. So try to use 'rgmii-rxid' as > phy-connection-type in device tree. Also there should have been a fixup > in u-boot for this. So update to use latest u-boot might fix your > problem. I do not have problems with U-Boot using 1000/full. The DTS property phy-connection-type = "rgmii-rxid" fixed the problem wuth Linux, indeed, but I realize slow boot over NFS and sometimes I even get "nfs server not responding" with that setting. Wolfgang.