Re: [PATCH v2 4/6] mfd: iqs62x: Increase interrupt handler return delay

From: Lee Jones
Date: Wed Jan 20 2021 - 03:45:12 EST


On Sun, 17 Jan 2021, Jeff LaBundy wrote:

> The time the device takes to deassert its RDY output following an
> I2C stop condition scales with the core clock frequency.
>
> To prevent level-triggered interrupts from being reasserted after
> the interrupt handler returns, increase the time before returning
> to account for the worst-case delay (~90 us) plus margin.
>
> Signed-off-by: Jeff LaBundy <jeff@xxxxxxxxxxx>
> Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> Changes in v2:
> - Added Acked-for-MFD-by trailer
>
> drivers/mfd/iqs62x.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks.

--
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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