Re: [meta-freescale] u-boot can't read mtd flash partition writen by linux
On Fri, Apr 7, 2017 at 10:30 AM, Jonathan Poulin wrote: > Hello, > > I answer to me for archive and help others. > > My problem is effectively related to ECC strength used. I try the > configuration and the patch proposed by the following thread and it solve my > problem. > > https://community.nxp.com/thread/443085 So please prepare a patch for the kernel :-) -- Otavio Salvador O.S. Systems http://www.ossystems.com.brhttp://code.ossystems.com.br Mobile: +55 (53) 9981-7854Mobile: +1 (347) 903-9750 -- ___ meta-freescale mailing list meta-freescale@yoctoproject.org https://lists.yoctoproject.org/listinfo/meta-freescale
Re: [meta-freescale] u-boot can't read mtd flash partition writen by linux
Hello, I answer to me for archive and help others. My problem is effectively related to ECC strength used. I try the configuration and the patch proposed by the following thread and it solve my problem. https://community.nxp.com/thread/443085 thanks Jonathan 2017-03-31 16:45 GMT-04:00 Jonathan Poulin : > Hello, > > I built an image for a imx6-dual custom board using yocto krogoth with > meta-fsl-arm. I used u-boot-fslc_2016.07 and linux-fslc-imx_4.1-1.0.x. > > I successfully burnt u-boot and the kernel to nand with mfgtool. But when > I tried to boot it; u-boot got an error in accessing the kernel partition. > > > NAND read: device 0 offset 0x50, size 0x1e0 > NAND read from offset 50 failed -74 > 0 bytes read: ERROR > - > > If I write the kernel from u-boot then I can boot the kernel correctly. > > I also tried to erase and write the kernel from the kernel with > flash_ereae and nand_write. Then I couldn't reboot and got the same error. > > I suspect an incompatibility in the ECC encoding protocol used by kernel > and u-boot. > > The NAND chip used is MT29F8G08ABABAWP. > > > Do anyone have a solution or a clue about this ? > > thanks > Jonathan > > -- ___ meta-freescale mailing list meta-freescale@yoctoproject.org https://lists.yoctoproject.org/listinfo/meta-freescale