linux-kernel - Re: [PATCH 3/3] dt-bindings: arm: atmel: add binding for SAM9X60 shutdown controller

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Date:   Mon, 18 Feb 2019 14:47:22 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <Nicolas.Ferre@...rochip.com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <alexandre.belloni@...tlin.com>,
        <Ludovic.Desroches@...rochip.com>, <sre@...nel.org>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 3/3] dt-bindings: arm: atmel: add binding for SAM9X60
 shutdown controller



On 18.02.2019 13:01, Nicolas Ferre - M43238 wrote:
> On 14/02/2019 at 12:24, Claudiu Beznea - M18063 wrote:
>> From: Claudiu Beznea <claudiu.beznea@...rochip.com>
>>
>> Add documentation for SAM9X60 shutdown controller.
>>
>> Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
>> ---
>>   Documentation/devicetree/bindings/arm/atmel-sysregs.txt | 6 +++++-
>>   1 file changed, 5 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> index 14f319f694b7..9711052c5800 100644
>> --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> @@ -83,7 +83,7 @@ SHDWC SAMA5D2-Compatible Shutdown Controller
>>   1) shdwc node
>>   
>>   required properties:
>> -- compatible: should be "atmel,sama5d2-shdwc".
>> +- compatible: should be "atmel,sama5d2-shdwc" or "microchip,sam9x60-shdwc".
>>   - reg: should contain registers location and length
>>   - clocks: phandle to input clock.
>>   - #address-cells: should be one. The cell is the wake-up input index.
>> @@ -95,6 +95,10 @@ optional properties:
>>     microseconds. It's usually a board-related property.
>>   - atmel,wakeup-rtc-timer: boolean to enable Real-Time Clock wake-up.
>>   
>> +optional properties for microchip,sam9x60-shdwc:
> 
> is it for sam9x60 only or is the optional property "debounce-delay-us" 
> applicable to this SoC?

No, I meant only to RTC and RTT.

> 
>> +- atmel,wakeup-rtc-timer: boolean to enable Real-Time Clock wake-up.
>> +- atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
> 
> Well, I would make clear that the only additional optional property is 
> "atmel,wakeup-rtt-timer" while the 2 other optional properties still 
> apply...

Ok, I will take care of this in next version.

Thank you,
Claudiu Beznea

> 
> 
>>   The node contains child nodes for each wake-up input that the platform uses.
>>   
>>   2) input nodes
>>
> 
>