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<warpme>
guys: i got on table h728 based tv box to play with mainline kernel. prepared uboot (based on t507 code for orlinx,okt507-c); flash to sdcard via dd if=u-boot-sunxi-with-spl.bin of=/dev/sdb bs=8k seek=1; inserted card; power on; and nothing on uart :-( Does h728 require spl in different location that i.e. h616?
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<wigyori>
<MasterR3C0RD>
warpme: H728 appears to be an A523; we don't have U-Boot yet
<MasterR3C0RD>
Mainline doesn't have all of the patches needed yet to bring up the board either; apritzel submitted patches on Monday to add initial support
<MasterR3C0RD>
warpme: I'll be working on U-Boot support for the A523, just waiting on boards :-) so I don't have SyterKit as I'll be completely bypassing the use of it
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<warpme>
MasterR3C0RD : what - rough - timeframe for a523 you have in your calendar?
<MasterR3C0RD>
warpme: Can't give any sort of timeframe, as the boards haven't been shipped yet and I'm focusing on A133 at the moment
<warpme>
ok thx!
<MasterR3C0RD>
But the main blocker for U-Boot is DRAM init code; luckily however the DRAM controller/PHY look similar enough to the H616/A100 that after some refactoring, they should be able to share the same driver with some quirk flags
<warpme>
yeah - dram init - as always biggest kid in the block :-) I really like rockchip approach here....
<MasterR3C0RD>
It's annoying, but assumably they must be keeping the DRAM code private for licensing reasons. No real reason otherwise to be so secretive about it
<MasterR3C0RD>
We haven't been able to figure out whose IP this generation of DRAM controllers/PHYs uses though; there's some theories that it's Allwinner's own, but if that's the case AW's just being a PITA by not releasing any info on it
<MasterR3C0RD>
Well, actually, we know the controller is Synopsis at least (uMCTL2), but the PHY is the mystery