From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Roese Date: Tue, 11 Nov 2008 14:12:05 +0100 Subject: [U-Boot] PPC440EP UART 4port enble In-Reply-To: <001a01c943ed$27ca4f90$775eeeb0$@com> References: <001701c943c7$9b0f16a0$d12d43e0$@com> <200811110824.10776.sr@denx.de> <001a01c943ed$27ca4f90$775eeeb0$@com> Message-ID: <200811111412.05269.sr@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Steven, On Tuesday 11 November 2008, ??? wrote: > Thank you for the feedback > > I have another question. > UART 0,1,2,3 works fine. > UART3 TX works good, but UART RX is not working. > > TX data is success, but RX is not working . > maybe you can point me to the right direction. No real idea, sorry. I would double-check the GPIO multiplexing configuration with the latest 440EP users manual. Perhaps the comments in the CONFIG_SYS_4xx_GPIO_TABLE are incorrect. Best regards, Stefan ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office at denx.de =====================================================================