Re: [PATCH 2/9] ARC: [dts] Introduce Timer bindings

From: Alexey Brodkin
Date: Tue Feb 02 2016 - 07:49:19 EST


Hi Vineet,

On Tue, 2016-02-02 at 16:28 +0530, Vineet Gupta wrote:
> ARC Timers have historically been probed directly.
> As precursor to start probing Timers thru DT introduce these bindings
>
> Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> Cc: Rob Herring <robh@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Vineet Gupta <vgupta@xxxxxxxxxxxx>
> ---

[snip]

> +Required properties:
> +
> +- compatible : should be "snps,arc-timer0"
> +- interrupts : single Interrupt going into parent intc
> + (16 for ARCHS cores, 3 for ARC700 cores)
> +- clocks : phandle to the source clock
> +
> +Optional properties:
> +
> +- interrupt-parent : phandle to parent intc
> +
> +Example:
> +
> + timer0: timer_clkevt {
> + compatible = "snps,arc-timer0";
> + interrupts = <3>;
> + interrupt-parent = <&core_intc>;
> + clocks = <&timer0_clk>;

Even though this is an example maybe we may
use the same "core_clk" as in real .dts below?

-Alexey