Messages in this thread |  | | Subject | Re: [PATCH 0/3] Fix broken bananapi m2 devicetree/regulators | From | Sergey Suloev <> | Date | Sun, 11 Feb 2018 14:44:33 +0300 |
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On 02/11/2018 02:30 PM, Philipp Rossak wrote: > Am Sonntag, den 11.02.2018, 10:55 +0300 schrieb Sergey Suloev: >> On 02/11/2018 01:07 AM, Philipp Rossak wrote: >>> >>> On 10.02.2018 22:08, Sergey Suloev wrote: >>>> On 02/11/2018 12:01 AM, Philipp Rossak wrote: >>>>> Hey Sergey, >>>>> >>>>> Thanks for mentioning, but I think the problem has nothing to >>>>> do >>>>> with those patches. I tested them with the v4.15.0 Kernel since >>>>> this >>>>> is the last stable release and we are right now in the merging >>>>> window. >>>>> >>>>> I tested the latest mainline, without those patches and the >>>>> kernel >>>>> is not booting (I can't see any uart output). >>>>> >>>>> Thanks, >>>>> Philipp >>>>> >>>>> On 10.02.2018 14:56, Sergey Suloev wrote: >>>>>> On 02/09/2018 08:52 PM, Philipp Rossak wrote: >>>>>>> This patchseries fixes the bananapi m1 devicetree, to be >>>>>>> able to >>>>>>> boot again. >>>>>>> The first two patches update/improve the devicetree and the >>>>>>> last >>>>>>> patch adds >>>>>>> all missing regulators. >>>>>>> >>>>>>> Regards, >>>>>>> Philipp >>>>>>> >>>>>>> Philipp Rossak (3): >>>>>>> arm: dts: sun6i: a31s: bpi-m2: update mmc supply nodes >>>>>>> arm: dts: sun6i: a31s: bpi-m2: improve pmic properties >>>>>>> arm: dts: sun6i: a31s: fix: bpi-m2: add missing >>>>>>> regulators >>>>>>> >>>>>>> arch/arm/boot/dts/sun6i-a31s-sinovoip-bpi-m2.dts | 70 >>>>>>> +++++++++++++++++++++++- >>>>>>> 1 file changed, 67 insertions(+), 3 deletions(-) >>>>>>> >>>>>> patches are not working >>>>>> >>>>>> Thanks >>>>>> >>>> same problem, but after applying the patches my device is till >>>> hanging. >>>> >>>> >>> Can you please share a bootlog? Here is mine [1]. As you can see >>> I'm >>> able to boot. >>> I build it with this branch [2]. For testing you should replace >>> the >>> dtb and the uImage/zImage >>> >>> Philipp >>> >>> >>> [1]: https://pastebin.com/mVjv3LDf >>> [2]: >>> https://github.com/embed-3d/linux/tree/testing/bpi-m2-regulator-tes >>> t-2 >> My dmesg is very similar to yours unless it hangs on the last line >> [1]. >> For this test I used kernel from tag v4.15 with no additional >> patching. >> >> [1] https://pastebin.com/3a6bk5Dk >> >> > For me it looks like you have a different kernel and also an different > dtb that you patch! And you are applying also a fixup script. > These patches should be applied on top of linux mainline. > > fixup script: > Applying kernel provided DT fixup script (sun6i-a31s-fixup.scr) > > > Linux versions: > 4.15.0-00003-g1bbe5edde691 vs 4.15.0-sunxi-dirty > > In addition to that you are also booting into fb/hdmi. > > If you use my branch (uImage and dtb) and replace the current boot.cmd > with this (to get the boot.scr you need to use mkimage) it should work: > > setenv bootargs console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait > panic=10 > load mmc 0:1 0x43000000 ${fdtfile} || load mmc 0:1 0x43000000 > boot/${fdtfile} > load mmc 0:1 0x42000000 uImage || load mmc 0:1 0x42000000 boot/uImage > bootm 0x42000000 - 0x43000000 > ok, I confirm that your patches are not related to the issue. It is the problem with sun4i drm / hdmi which is not working on bpi m2.
Thanks
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