Hello, On 24 Feb 2016 12:04 am, "Valentin Le bescond" <valentin.lebesc...@gmail.com> wrote: > > I searched a bit more : > > The sunxi-spl-with-ecc.bin is built using the spl-image-builder bin in the CHIP-tools folder (found here : https://github.com/NextThingCo/CHIP-tools.git) > I found a set of parameters (here : line 52 : https://github.com/soderstrom-rikard/CHIP-tools/blob/chip/stable/chip-fel-flash.sh) but I have no idea if it's right or wrong. > That would give us : > spl-image-builder -d -r 3 -u 4096 -o 1664 -p 16384 -c 1024 -s 64 sunxi-spl.bin sunxi-spl-with-ecc.bin > > I found that the uboot-env.bin file is not used to flash the chip (using chip-fel-flash.sh file). > But it should be easy to generate it as it is made with the "mkenvimage" program that is found (an built by yocto) in the CHIP-uboot repo. > > Still not flashing though. > > I will look on the UART port of the chip for further tests. I hope to see u-boot messages while flashing. > > > > Le mar. 23 févr. 2016 à 21:09, Valentin Le bescond < valentin.lebesc...@gmail.com> a écrit : >> >> Hi, >> >> I'm wondering if anyone managed to flash the CHIP board with a (successful) yocto image build. >> >> I didn't succeed but here are the few things I found : >> >> Comparing the files expected in CHIP-tools/ and the ones available in Yocto deploy/image/chip/ I see some are missing in yocto : >> uboot-env.bin >> sunxi-spl-with-ecc.bin >> >> I tried using the ones downloaded with chip-update-firmware.sh but it doesn't work... >> >> While flashing, at some point, the chip (in FEL mode) disconnects the USB connection. If it goes well the chip reconnects as a ttyACM0. If it doesn't go well (which is my case), chip never shows up ! >> >> If anyone managed to get the thing working please let me know. If not I am willing to try any idea you may have. >>
I did flash chip successfully with Yocto artifacts. Haven't tried since I created the layer but it surely worked and should work now too. Hopefully I'll get some time to try it. Andrei
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