Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752910AbaBNOeu (ORCPT ); Fri, 14 Feb 2014 09:34:50 -0500 Received: from perceval.ideasonboard.com ([95.142.166.194]:41548 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752826AbaBNOes (ORCPT ); Fri, 14 Feb 2014 09:34:48 -0500 From: Laurent Pinchart To: Geert Uytterhoeven Cc: Laurent Pinchart , Linux-sh list , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Daniel Lezcano , Thomas Gleixner Subject: Re: [PATCH 23/27] clocksource: sh_cmt: Add DT support Date: Fri, 14 Feb 2014 15:35:54 +0100 Message-ID: <3333792.lJWG6KWxgS@avalon> User-Agent: KMail/4.11.5 (Linux/3.10.25-gentoo; KDE/4.11.5; x86_64; ; ) In-Reply-To: References: <1392339605-20691-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> <1392339605-20691-24-git-send-email-laurent.pinchart+renesas@ideasonboard.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Geert, Thank you for the review. On Friday 14 February 2014 10:18:58 Geert Uytterhoeven wrote: > On Fri, Feb 14, 2014 at 2:00 AM, Laurent Pinchart wrote: > > +++ b/Documentation/devicetree/bindings/timer/renesas,cmt.txt > > @@ -0,0 +1,75 @@ > > +* Renesas R-Car Compare Match Timer (CMT) > > + > > +The CMT is a multi-channel 16/32/48-bit timer/counter with configurable > > clock > 16-bit is mentioned here ... > > > +inputs and programmable compare match. > > + > > +Channels share hadware resources but their counter and compare match > > value are > > hardware > > > +independent. A particular CMT instance can implement only a subset of the > > +channels supported by the CMT model. Channels indices start from 0 and > > are > > Channel indices > > > +consecutive. > > + > > +Required Properties: > > + > > + - compatible: must contain one of the following. > > ... why not add "renesas,cmt-16" here (and one extra line in the actual > driver), while you're at it? Because the 16-bit variant is only used on SuperH SoCs, so there's not much point in adding DT bindings for it. > > + - "renesas,cmt-32" for the 32-bit CMT > > + (CMT0 on sh7372, sh73a0 and r8a7740) > > + - "renesas,cmt-32-fast" for the 32-bit CMT with fast clock support > > + (CMT[234] on sh7372, sh73a0 and r8a7740) > > + - "renasas,cmt-48" for the 48-bit CMT > > + (CMT1 on sh7372, sh73a0 and r8a7740) > > + - "renesas,cmt-48-gen2" for the second generation 48-bit CMT > > + (CMT[01] on r8a73a4, r8a7790 and r8a7791) -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/