linux-kernel - RE: [PATCH v2 1/6] rtc: omap: kicker mechanism support

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Message-ID: <C8443D0743D26F4388EA172BF4E2A7A93E9AD898@DBDE01.ent.ti.com>
Date:	Wed, 25 Jul 2012 14:01:21 +0000
From:	"Mohammed, Afzal" <afzal@...com>
To:	Sergei Shtylyov <sshtylyov@...sta.com>
CC:	"grant.likely@...retlab.ca" <grant.likely@...retlab.ca>,
	"rob.herring@...xeda.com" <rob.herring@...xeda.com>,
	"rob@...dley.net" <rob@...dley.net>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"Nori, Sekhar" <nsekhar@...com>, "Hilman, Kevin" <khilman@...com>,
	"a.zummo@...ertech.it" <a.zummo@...ertech.it>,
	"tony@...mide.com" <tony@...mide.com>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.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>,
	"rtc-linux@...glegroups.com" <rtc-linux@...glegroups.com>
Subject: RE: [PATCH v2 1/6] rtc: omap: kicker mechanism support

Hi Sergei,

On Wed, Jul 25, 2012 at 16:45:29, Sergei Shtylyov wrote:

> > +/* OMAP_RTC_KICKER values */
> > +#define	KICK0_VALUE			(0x83e70b13)
> > +#define	KICK1_VALUE			(0x95a4f1e0)
> 
>     Parens not needed around simple literals.

Thanks for catching it

> 
> >   static void __iomem	*rtc_base;
> >
> >   #define rtc_read(addr)		__raw_readb(rtc_base + (addr))
> >   #define rtc_write(val, addr)	__raw_writeb(val, rtc_base + (addr))
> >
> > +#define rtc_writel(val, addr)	writel(val, rtc_base + (addr))
> > +
> 
>     Why not __raw_writel() like the above functions?

This driver would be used in AM335X, it being ARMv7, writel would be
safe (existing __raw_readb/__raw_writeb too needs to be replaced)

Regards
Afzal
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