I think there is a tool from Allwinner in their more recent releases for mapping fex to device tree.
In here somewhere... https://gitlab.com/pine64-android/tools/tree/master when you go through the pack step it prints out a bunch of messages on how it is doing the mapping. I have not looked at the tool, I just noticed the messages it was printing. Complete build instructions for A64 Android https://gitlab.com/pine64-android/manifest/wikis/home On Sun, Sep 4, 2016 at 1:35 PM, Saurabh Jain <saurabh.j...@gmail.com> wrote: >> > Is there a straightforward way to convert a script.bin file to a device >> > tree file? Any HOWTO that maps the various options? > > > We at least need a HOWTO mapping script.bin options to device tree > constructs. I am going to start one... because an unanswered question is an > opportunity to do something. > >> >> > Should I first be experimenting with the sunxi Uboot instead of >> > Mainline? > > > u-boot-sunxi worked. It was almost annoyingly easy. I just needed gcc > gnueabihf 4.x installed first. > >> >> > My device has an AXP152 paired with an A20. Looking at Mainline U-boot, >> > this is an unexpected combination. >> >> This is the first time I've heard of this weird pairing yes, but it should >> work with mainline u-boot, >> just add CONFIG_AXP152_POWER=y to your defconfig. > > > AXP_152 worked in mainline u-boot rather easily. It was the SD card that I > couldn't get working. Strange, because that must obviously work for > _everyone_ else for mainline u-boot to be of any use to anyone. > > SD card worked quite smoothly in u-boot-sunxi. Will try and make nand work > now. > >> >> > What is a good defconfig and dts file to begin work with, with this >> > combination? >> >> None, you're the first... > > > Copied the Cubietruck board.cfg entry and made some changes. Modified the > cubietruck dram file. And done! > >> >> > I've been using the CubieTruck defconfig and dts file so far. I copied >> > over and created a new dts file, which I've been mucking around with (and >> > only making things worse). >> >> Cubietruck is likely as good a start as any, and sorry no fex -> dts tool, >> it is usually just a matter of manually copy and pasting the right >> bits together to get a dts. > > > As mentioned above, we still need a guide that maps between script.bin and > the rather confusing dts file format. > > -- > You received this message because you are subscribed to the Google Groups > "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to linux-sunxi+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. -- Jon Smirl jonsm...@gmail.com -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
