linux-kernel - RE: [PATCH 4/4] ARM: dts: AM33XX: update rtc node compatibility

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Message-ID: <1BAFE6F6C881BF42822005164F1491C33EC4E7E6@DBDE04.ent.ti.com>
Date:	Tue, 2 Jul 2013 06:14:30 +0000
From:	"Hebbar, Gururaja" <gururaja.hebbar@...com>
To:	"Nori, Sekhar" <nsekhar@...com>
CC:	"khilman@...aro.org" <khilman@...aro.org>,
	"tony@...mide.com" <tony@...mide.com>,
	Benoît Cousson <benoit.cousson@...il.com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"davinci-linux-open-source@...ux.davincidsp.com" 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	"Bedia, Vaibhav" <vaibhav.bedia@...com>,
	"Rajashekhara, Sudhakar" <sudhakar.raj@...com>
Subject: RE: [PATCH 4/4] ARM: dts: AM33XX: update rtc node compatibility

On Tue, Jul 02, 2013 at 11:42:49, Nori, Sekhar wrote:
> Changing to Benoit's gmail id since he apparently wont access TI mail
> anymore.
> 
> On 6/28/2013 3:05 PM, Hebbar Gururaja wrote:
> > Since AM33xx  RTC IP has RTC_IRQWAKEEN to support Alarm Wake-up.
> > 
> > Update the rtc compatible property to "ti,am3352-rtc" to enable handling
> > of this feature inside rtc-omap driver.
> > 
> > Signed-off-by: Hebbar Gururaja <gururaja.hebbar@...com>
> > Cc: Tony Lindgren <tony@...mide.com>
> > Cc: Sekhar Nori <nsekhar@...com>
> > Cc: Kevin Hilman <khilman@...aro.org>
> > Cc: b-cousson@...com
> > ---
> > :100644 100644 77aa1b0... dde180a... M	arch/arm/boot/dts/am33xx.dtsi
> >  arch/arm/boot/dts/am33xx.dtsi |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> > index 77aa1b0..dde180a 100644
> > --- a/arch/arm/boot/dts/am33xx.dtsi
> > +++ b/arch/arm/boot/dts/am33xx.dtsi
> > @@ -297,7 +297,7 @@
> >  		};
> >  
> >  		rtc@...3e000 {
> > -			compatible = "ti,da830-rtc";
> > +			compatible = "ti,am3352-rtc";
> 
> compatible is a list so you can instead do:
> 	
> 	compatible = "ti,am3352-rtc", "ti,da830-rtc";
> 
> That way the dts works irrespective of driver updates. When driver
> supports enhanced features of hardware, they are available to the user
> else the basic functionality still works.

Ok. I will update the same now in v2.

> 
> Thanks,
> Sekhar
> 


Regards, 
Gururaja