From mboxrd@z Thu Jan 1 00:00:00 1970 From: york sun Date: Fri, 21 Oct 2016 20:08:31 +0000 Subject: [U-Boot] [PATCH] armv8/ls1043a: Add the OCRAM initialization References: <1476274533-17995-1-git-send-email-pratiyush.srivastava@nxp.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 10/16/2016 10:35 PM, Prabhakar Kushwaha wrote: > Hi Mingkai, > >> -----Original Message----- >> From: Pratiyush Srivastava [mailto:pratiyush.srivastava at nxp.com] >> Sent: Wednesday, October 12, 2016 5:46 PM >> To: u-boot at lists.denx.de >> Cc: york sun ; Prabhakar Kushwaha >> ; Pratiyush Srivastava >> ; Hou Zhiqiang >> Subject: [PATCH] armv8/ls1043a: Add the OCRAM initialization >> >> Clear the content to zero and the ECC error bit of OCRAM1/2. >> >> The OCRAM must be initialized to ZERO by the unit of 8-Byte before >> accessing it, or else it will generate ECC error. And the IBR has >> accessed the OCRAM before this initialization, so the ECC error >> status bit should to be cleared. >> >> Signed-off-by: Pratiyush Srivastava >> Signed-off-by: Hou Zhiqiang >> Signed-off-by: Prabhakar Kushwaha >> --- > > This requirement is for both ls1043 and ls1088a. was this patch taken care during ls1043a upstreaming > If not, how it is being taken care for ls1043a. Same approach can be used for ls1088a > I wonder why we don't see ECC errors before this patch. We have LS1043A boots on NAND, SD. York