Thread (17 messages) 17 messages, 4 authors, 2023-02-01

Re: [PATCH v2] gpio: ep93xx: split device in multiple

From: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Date: 2023-02-01 09:19:02
Also in: linux-gpio, lkml

Hello Nikita,

On Wed, 2023-02-01 at 12:10 +0300, Nikita Shubin wrote:
This prepares ep93xx SOC gpio to convert into device tree driver:
- dropped banks and legacy defines
- split AB IRQ and make it shared

We are relying on IRQ number information A, B ports have single shared
IRQ, while F port have dedicated IRQ for each line.

Also we had to split single ep93xx platform_device into multiple, one
for each port, without this we can't do a full working transition from
legacy platform code into device tree capable. All GPIO_LOOKUP were
change to match new chip namings.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
Reviewed-by: Linus Walleij <redacted>
---
Bart, i've rebased on the top of gpio/for-next (there were issues
indeed), but this patch still won't apply. That's becouse it's dependant 
on Linus patch:
https://lore.kernel.org/linux-arm-kernel/20230111132210.134478-1-linus.walleij@linaro.org/T/ (local)

Alexander can we have Linus patch somehow applied to ep93xx ? 
in contrast to me Linus and Bartosz do maintain their GPIO tree,
from my side I've performed a quick test, so it's OK from my PoV to apply,
but I cannot really assist here more.

-- 
Alexander Sverdlin.


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