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Re: [PATCH 1/3] clocksource: Augment bindings for Faraday timer

Started byDaniel Lezcano <daniel.lezcano@linaro.org>
First post2017-04-07 15:50 +0200
Last post2017-04-08 00:00 +0200
Articles 3 — 3 participants

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  Re: [PATCH 1/3] clocksource: Augment bindings for Faraday timer Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-04-07 15:50 +0200
    Re: [PATCH 1/3] clocksource: Augment bindings for Faraday timer Rob Herring <robh@kernel.org> - 2017-04-07 16:30 +0200
      Re: [PATCH 1/3] clocksource: Augment bindings for Faraday timer Linus Walleij <linus.walleij@linaro.org> - 2017-04-08 00:00 +0200

#1618812 — Re: [PATCH 1/3] clocksource: Augment bindings for Faraday timer

FromDaniel Lezcano <daniel.lezcano@linaro.org>
Date2017-04-07 15:50 +0200
SubjectRe: [PATCH 1/3] clocksource: Augment bindings for Faraday timer
Message-ID<ttCr0-7Ki-21@gated-at.bofh.it>
On Fri, Mar 24, 2017 at 10:32:33PM +0100, Linus Walleij wrote:
> It turns out that the Cortina Gemini timer block is just a
> standard IP block from Faraday Technology named FTTMR010.
> 
> In order to make things clear and understandable, we rename the
> bindings with a Faraday compatible as primary and the Cortina
> gemini as a more specific case.
> 
> For the plain Faraday timer we require two clock references,
> while the Gemini can keep it's syscon lookup pattern.
> 
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> ---

Rob ? Is this change ok for you?

Thanks.

  -- Daniel

>  .../bindings/timer/cortina,gemini-timer.txt        | 22 ---------------
>  .../devicetree/bindings/timer/faraday,fttmr010.txt | 33 ++++++++++++++++++++++
>  2 files changed, 33 insertions(+), 22 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/timer/cortina,gemini-timer.txt
>  create mode 100644 Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> 
> diff --git a/Documentation/devicetree/bindings/timer/cortina,gemini-timer.txt b/Documentation/devicetree/bindings/timer/cortina,gemini-timer.txt
> deleted file mode 100644
> index 16ea1d3b2e9e..000000000000
> --- a/Documentation/devicetree/bindings/timer/cortina,gemini-timer.txt
> +++ /dev/null
> @@ -1,22 +0,0 @@
> -Cortina Systems Gemini timer
> -
> -This timer is embedded in the Cortina Systems Gemini SoCs.
> -
> -Required properties:
> -
> -- compatible : Must be "cortina,gemini-timer"
> -- reg : Should contain registers location and length
> -- interrupts : Should contain the three timer interrupts with
> -  flags for rising edge
> -- syscon : a phandle to the global Gemini system controller
> -
> -Example:
> -
> -timer@43000000 {
> -	compatible = "cortina,gemini-timer";
> -	reg = <0x43000000 0x1000>;
> -	interrupts = <14 IRQ_TYPE_EDGE_RISING>, /* Timer 1 */
> -		   <15 IRQ_TYPE_EDGE_RISING>, /* Timer 2 */
> -		   <16 IRQ_TYPE_EDGE_RISING>; /* Timer 3 */
> -	syscon = <&syscon>;
> -};
> diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> new file mode 100644
> index 000000000000..b73ca6cd07f8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> @@ -0,0 +1,33 @@
> +Faraday Technology timer
> +
> +This timer is a generic IP block from Faraday Technology, embedded in the
> +Cortina Systems Gemini SoCs and other designs.
> +
> +Required properties:
> +
> +- compatible : Must be one of
> +  "faraday,fttmr010"
> +  "cortina,gemini-timer"
> +- reg : Should contain registers location and length
> +- interrupts : Should contain the three timer interrupts usually with
> +  flags for falling edge
> +
> +Optionally required properties:
> +
> +- clocks : a clock to provide the tick rate for "faraday,fttmr010"
> +- clock-names : should be "EXTCLK" and "PCLK" for the external tick timer
> +  and peripheral clock respectively, for "faraday,fttmr010"
> +- syscon : a phandle to the global Gemini system controller if the compatible
> +  type is "cortina,gemini-timer"
> +
> +Example:
> +
> +timer@43000000 {
> +	compatible = "faraday,fttmr010";
> +	reg = <0x43000000 0x1000>;
> +	interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
> +		   <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
> +		   <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
> +	clocks = <&extclk>, <&pclk>;
> +	clock-names = "EXTCLK", "PCLK";
> +};
> -- 
> 2.9.3
> 

-- 

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#1618842

FromRob Herring <robh@kernel.org>
Date2017-04-07 16:30 +0200
Message-ID<ttD3J-8io-41@gated-at.bofh.it>
In reply to#1618812
On Fri, Apr 7, 2017 at 8:41 AM, Daniel Lezcano
<daniel.lezcano@linaro.org> wrote:
> On Fri, Mar 24, 2017 at 10:32:33PM +0100, Linus Walleij wrote:
>> It turns out that the Cortina Gemini timer block is just a
>> standard IP block from Faraday Technology named FTTMR010.
>>
>> In order to make things clear and understandable, we rename the
>> bindings with a Faraday compatible as primary and the Cortina
>> gemini as a more specific case.
>>
>> For the plain Faraday timer we require two clock references,
>> while the Gemini can keep it's syscon lookup pattern.
>>
>> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
>> ---
>
> Rob ? Is this change ok for you?

Send to the DT list please. And use the -M option.

Rob

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#1619132

FromLinus Walleij <linus.walleij@linaro.org>
Date2017-04-08 00:00 +0200
Message-ID<ttK5b-4R7-3@gated-at.bofh.it>
In reply to#1618842
On Fri, Apr 7, 2017 at 4:27 PM, Rob Herring <robh@kernel.org> wrote:
> On Fri, Apr 7, 2017 at 8:41 AM, Daniel Lezcano
> <daniel.lezcano@linaro.org> wrote:
>> On Fri, Mar 24, 2017 at 10:32:33PM +0100, Linus Walleij wrote:
>>> It turns out that the Cortina Gemini timer block is just a
>>> standard IP block from Faraday Technology named FTTMR010.
>>>
>>> In order to make things clear and understandable, we rename the
>>> bindings with a Faraday compatible as primary and the Cortina
>>> gemini as a more specific case.
>>>
>>> For the plain Faraday timer we require two clock references,
>>> while the Gemini can keep it's syscon lookup pattern.
>>>
>>> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
>>> ---
>>
>> Rob ? Is this change ok for you?
>
> Send to the DT list please. And use the -M option.

Sorry missed it :(

Resending this patch.

Yours,
Linus Walleij

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