[Arm-netbook] devicetree and testing

[Luke Kenneth Casson Leighton]

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crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68


On Wed, Apr 18, 2018 at 2:50 PM, Jonathan Neuschäfer
<j.neuschaefer at gmx.net> wrote:
> On Tue, Apr 17, 2018 at 02:54:29PM -0600, Richard Wilbur wrote:
> [...]
>> So, sorry for being a bit thick headed, it just dawned on me what our
>> priorities have to be and why:
>>
>> 1.  Hack together some tests under 3.4.104 that we can run on the extant
>> drivers.
>> 2.  Work on getting extant A20 drivers mainlined in the linux kernel.
>
> In case you haven't seen it (although you probably have), Paul
> Kocialkowski is working on a mainline driver for the video encode/decode
> unit in allwinner SoCs:
>
>         https://bootlin.com/blog/allwinner-vpu-support-in-mainline-linux-status-update-week-15/

 great!  we like paul.

>> 3.  Create devicetree for DS113 v2.7.4 and v2.7.5, … (all extant versions
>> of DS113 and microdesktop case).
>> 4.  Work on getting devicetree with add/remove overlay support mainlined in
>> the linux kernel (and u-boot?).
>
> BTW, the GPIO nexus patch by Stephen Boyd was merged for 4.17:
>
>         https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bd6f2fd5a1d52198468c5cdc3c2472362dff5aaa
>
> As far as I understand it, this new syntax will be useful for specifying
> devicetree overlays that work with multiple different SoCs.

 thx jonathan.