linux-kernel - Re: [PATCH 3/3] ARM: dts: NSP: Add PWM Support to DT

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Date:	Wed, 2 Mar 2016 20:22:01 +0530
From:	Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@...adcom.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Thierry Reding <thierry.reding@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Jon Mason <jonmason@...adcom.com>, linux-pwm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>
Subject: Re: [PATCH 3/3] ARM: dts: NSP: Add PWM Support to DT

On Wed, Mar 2, 2016 at 1:55 AM, Arnd Bergmann <arnd@...db.de> wrote:
> On Tuesday 01 March 2016 12:42:49 Yendapally Reddy Dhananjaya Reddy wrote:
>>                 };
>>
>> +               pwm: pwm@...00 {
>> +                       compatible = "brcm,iproc-pwm";
>> +                       reg = <0x31000 0x28>;
>> +                       clocks = <&osc>;
>> +                       #pwm-cells = >;
>> +                       status = "disabled";
>> +               };
>>
>
> Should this also list "brcm,kona-pwm" as compatible? From patch
> 1, it sounds like that was the original one.

Arnd,

The NSP is a iProc based SoC and the pwm controller register offsets are
slightly differ with the kona pwm controller. The compatible will be either
"brcm,kona-pwm" or "brcm,iproc-pwm".

>
>         Arnd

Regards
Dhananjay