On Thu, 10 Feb 2022 23:32:32 +0100 Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> wrote: > On 10/02/2022 17:12:34-0500, Hugo Villeneuve wrote: > > On Tue, 8 Feb 2022 21:20:28 -0600 > > Rob Herring <robh@xxxxxxxxxx> wrote: > > > > > On Tue, Jan 25, 2022 at 03:00:09PM -0500, Hugo Villeneuve wrote: > > > > From: Hugo Villeneuve <hvilleneuve@xxxxxxxxxxxx> > > > > > > > > The PCF2131 has two output interrupt pins, named INT_A and INT_B. > > > > > > > > Add properties to identify onto which pin we want the alarm interrupt > > > > to be routed. It can be either one, or both. > > > > > > > > These properties are automatically set to false for variants other > > > > than PCF2131 (ex: PCF2127). > > > > > > > > Signed-off-by: Hugo Villeneuve <hvilleneuve@xxxxxxxxxxxx> > > > > --- > > > > .../devicetree/bindings/rtc/nxp,pcf2127.yaml | 23 +++++++++++++++++++ > > > > 1 file changed, 23 insertions(+) > > > > > > > > diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml > > > > index 57eb0a58afa3..83656dd2f97f 100644 > > > > --- a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml > > > > +++ b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml > > > > @@ -24,6 +24,16 @@ properties: > > > > interrupts: > > > > maxItems: 1 > > > > > > > > + alarm-output-a: > > > > > > nxp,alarm-output-a > > > > Ok, this will be fixed for V2. > > > > Actually, this property has to be made more generic and thought out. > There are multiple RTCs that have multiple interrupt pins where one of > the pin can be used for different interrupt or clock output. > > With your binding, there is no way to separate which interrupt is going > to which pin and so there is no way to get the alarm and BLF or the > watchdog on different pins and we certainly don't want to have a > property per interrupt type. Hi, can you please suggest how you would prefer it to be done? > Also, the documentation is missing the fact that the driver makes having > one of the property mandatory. I will add it. Thank you, Hugo. -- Hugo Villeneuve <hugo@xxxxxxxxxxx>