Messages in this thread | | | From | Linus Walleij <> | Date | Wed, 29 Mar 2023 10:43:10 +0200 | Subject | Re: [PATCH 3/6] devicetree: input: cypress,tt21000: fix interrupt type in dts example |
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On Thu, Mar 23, 2023 at 2:52 PM Maximilian Weigand <mweigand@mweigand.net> wrote:
> Triggering the interrupt of the IRQ_TYPE_LEVEL_LOW type can lead to > probing issues with the device for the current driver (encountered on > the Pine64 PineNote). Basically the interrupt would be triggered before > certain commands were sent to the device, leading to a race between the > device responding fast enough and the irq handler fetching a data frame > from it. Actually all devices currently using the driver already use a > falling edge trigger. > > Signed-off-by: Maximilian Weigand <mweigand@mweigand.net> > Reviewed-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Yours, Linus Walleij
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