linux-kernel - Re: [PATCH 3/5] dt-bindings: timer: microchip,sam9x60-pit64b: convert to yaml

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Message-ID: <20230526-unsubtle-chowtime-ce329d7e5627@wendy>
Date:   Fri, 26 May 2023 08:55:39 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     <Claudiu.Beznea@...rochip.com>
CC:     <devicetree@...r.kernel.org>, <alexandre.belloni@...tlin.com>,
        <linux-watchdog@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <daniel.lezcano@...aro.org>, <conor+dt@...nel.org>,
        <conor@...nel.org>, <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <tglx@...utronix.de>,
        <wim@...ux-watchdog.org>, <sebastian.reichel@...labora.com>,
        <linux@...ck-us.net>
Subject: Re: [PATCH 3/5] dt-bindings: timer: microchip,sam9x60-pit64b:
 convert to yaml

On Fri, May 26, 2023 at 06:41:39AM +0000, Claudiu.Beznea@...rochip.com wrote:
> On 26.05.2023 09:23, Conor Dooley wrote:
> > On Fri, May 26, 2023 at 04:47:28AM +0000, Claudiu.Beznea@...rochip.com wrote:
> >> On 25.05.2023 20:14, Conor Dooley wrote:
> >>>> Convert Microchip PIT64B to YAML. Along with it clock-names binding has
> >>>> been added as the driver needs it to get PIT64B clocks.
> >>> I don't think both of these PIT things need to have different binding
> >>> files. 90% of it is the same, just the clock-names/number - so you can
> >>
> >> But these are different hardware blocks with different functionalities and
> >> different drivers.
> > 
> > Having different drivers doesn't preclude having them in the same
> > binding provided the function/description etc are more or less
> > identical. I was confused by:
> > 
> > +description:
> > +  The 64-bit periodic interval timer provides the operating system scheduler
> > +  interrupt. It is designed to offer maximum accuracy and efficient management,
> > +  even for systems with long response times.
> > 
> > +description:
> > +  Atmel periodic interval timer provides the operating system’s scheduler
> > +  interrupt. It is designed to offer maximum accuracy and efficient management,
> > +  even for systems with long response time.
> > 
> > Those seemed like they do the same thing to me!
> 
> They do the same thing, they are timers... But the way they do it (from
> hardware perspective) is totally different. With this would you still
> prefer to have them merged?

Yeah, one binding would be my preference.

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