From mboxrd@z Thu Jan 1 00:00:00 1970 From: HarryCheng Date: Sun, 18 May 2008 01:44:52 -0700 (PDT) Subject: [U-Boot-Users] [PATCH] Fixed reset for syscon3 In-Reply-To: <20080509231246.7C4F324764@gemini.denx.de> References: <1210343747-15560-1-git-send-email-wd@denx.de> <20080509155105.165EF24764@gemini.denx.de> <1210354701.2948.14.camel@r54964-12.am.freescale.net> <20080509174313.528B424764@gemini.denx.de> <1210361475.20678.14.camel@laptop> <20080509231246.7C4F324764@gemini.denx.de> Message-ID: <17300422.post@talk.nabble.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de I have a customized MPC8548 board with several hardware reset source (to HRESET AG17), and the trigger signal is a GPIO pin instead of the default HRESET_REQ (AG16). the patch simply replaces the HRESET_REQ by the certain pin of GUR registers on both cpu/mpc85xx/cpu.c of the u-boot and arch/powerpc/platforms/85xx/misc.c of the linux. For your reference. BRs HarryCheng wd wrote: > > In message <1210361475.20678.14.camel@laptop> you wrote: >> >> There must be some mechanism to reset the board if the HRESET_REQ is >> connected. If not connected, the board design must accomplish it in >> another way. Then the platform code should take care of that. > > Thanks a lot. > > I see only a 1k pull-up in the schematics, nothing else. > > Best regards, > > Wolfgang Denk > > -- > DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de > "The number of Unix installations has grown to 10, with more > expected." - The Unix Programmer's Manual, 2nd Edition, June, 1972 > > ------------------------------------------------------------------------- > This SF.net email is sponsored by the 2008 JavaOne(SM) Conference > Don't miss this year's exciting event. There's still time to save $100. > Use priority code J8TL2D2. > http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone > _______________________________________________ > U-Boot-Users mailing list > U-Boot-Users at lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/u-boot-users > > -- View this message in context: http://www.nabble.com/-PATCH--Fixed-reset-for-syscon3-tp17149919p17300422.html Sent from the Uboot - Users mailing list archive at Nabble.com.