Thread (13 messages) flat view 13 messages, 4 authors, 2021-11-25

Re: [PATCH v4 0/3] Add ilitek ili9341 panel driver

From: Andy Shevchenko <hidden>
Date: 2021-08-05 10:16:58
Also in: dri-devel, linux-devicetree, lkml, oe-kbuild-all

On Sat, Jul 24, 2021 at 6:46 AM [off-list ref] wrote:
From: Dillon Min <redacted>

Since the st,sf-tc240t-9370-t dts binding already exist in stm32f429-disco.dts
but, the panel driver didn't get accepted from mainline. it's time to submit
patch fot it.

This driver can support two different interface by different dts bindings:
- spi+dpi, use spi to configure register, dpi for graphic data.
  st,sf-tc240t-9370-t
- only spi, just like tiny/ili9341.c (actually, this part is copy from tiny)
  adafruit,yx240qv29
...
I was submited the first patch last year, you can find it at [1].
submitted
this patch has one major difference from that one, which is replace the low
level communication way, from spi_sync() to mipi_dbi_{command,
command_stackbuf}() interface, referred from Linus's patch [2].
Can you shed a light on the road map here.
I have the SPI panel (tiny) based on the ILI9341 and I'm using
actually mi0283qt driver. With yours we will have 3 (three!) drivers
for the same chip. I really do not want this. Without road map on the
prospective of these all drivers, NAK.

-- 
With Best Regards,
Andy Shevchenko

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