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SubjectRe: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2
On Sat, Apr 14, 2018 at 6:25 PM, Jagan Teki <> wrote:
> On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng <> wrote:
>> The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC
>> is different from the ones on other Allwinner SoCs. It requires a SRAM
>> region to be claimed, otherwise all DE2 subblocks won't be accessible.
>> Add a bus driver for the Allwinner A64 DE2 part which claims the SRAM
>> region when probing.
> Along with this bus driver, we also need
> drivers/gpu/drm/sun4i/sun4i_drv.c which can usually drive the
> pipelines like mixer0 and 1 are the cases for A64?

I imagine that's the next part to be sent out, after the hardware
representation in the device tree has been decided on.


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