On Wed, 02 Jun 2021, Krzysztof Kozlowski wrote: > From: Krzysztof Kozlowski <krzk@xxxxxxxxxx> > > Interrupt line can be configured on different hardware in different way, > even inverted. Therefore driver should not enforce specific trigger > type - edge falling - but instead rely on Devicetree to configure it. > > The Samsung PMIC drivers are used only on Devicetree boards. > > Additionally, the PMIC datasheets describe the interrupt line as active > low with a requirement of acknowledge from the CPU therefore the edge > falling is not correct. > > Marek Szyprowski reports that together with DTS change (proper level in > DTS) it fixes RTC alarm failure that he observed from time to time on > TM2e board. > > Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> > Tested-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> > > --- > > Rebased on https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git/log/?h=for-mfd-next > > Changes since v1: > 1. Mention in commit msg that this fixes TM2e RTC alarm. > 2. Add Marek's tested-by. > --- > drivers/mfd/sec-irq.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) Applied, thanks. -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog
