[PATCH v2] dt-bindings: timer: nuvoton: Clarify that interrupt of timer 0 should be specified

Avi Fishman avifishman70 at gmail.com
Sun Jan 10 21:19:55 AEDT 2021


On Fri, Jan 8, 2021 at 6:30 PM Jonathan Neuschäfer
<j.neuschaefer at gmx.net> wrote:
>
> The NPCM750 Timer/Watchdog Controller has multiple interrupt lines,
> connected to multiple timers. The driver uses timer 0 for timer
> interrupts, so the interrupt line corresponding to timer 0 should be
> specified in DT.
>
> I removed the mention of "flags for falling edge", because the timer
> controller uses high-level interrupts rather than falling-edge
> interrupts, and whether flags should be specified is up the interrupt
> controller's DT binding.
>
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer at gmx.net>
Reviewed-by Avi Fishman <avifishman70 at gmail.com>
> ---
>
> v2:
> - Fix a typo in the word "watchdog"
> ---
>  .../devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt        | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt b/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt
> index ea22dfe485bee..97258f1a1505b 100644
> --- a/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt
> +++ b/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt
> @@ -6,8 +6,7 @@ timer counters.
>  Required properties:
>  - compatible      : "nuvoton,npcm750-timer" for Poleg NPCM750.
>  - reg             : Offset and length of the register set for the device.
> -- interrupts      : Contain the timer interrupt with flags for
> -                    falling edge.
> +- interrupts      : Contain the timer interrupt of timer 0.
>  - clocks          : phandle of timer reference clock (usually a 25 MHz clock).
>
>  Example:
> --
> 2.29.2
>


-- 
Regards,
Avi


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