From mboxrd@z Thu Jan 1 00:00:00 1970 From: Icenowy Zheng Subject: Re: Re: [PATCH 2/3] clk: sunxi-ng: add support for PRCM CCUs Date: Thu, 02 Mar 2017 23:13:53 +0800 Message-ID: <2899221488467633@web38j.yandex.ru> References: <20170301152236.MUXmRgOe@smtp1m.mail.yandex.net> <20170302140931.tq3vpncln6giyjpr@lukather> Reply-To: icenowy-ymACFijhrKM@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <20170302140931.tq3vpncln6giyjpr@lukather> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: "maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org" Cc: Rob Herring , linux-kernel , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , "linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org" , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Chen-Yu Tsai List-Id: devicetree@vger.kernel.org 02.03.2017, 22:09, "Maxime Ripard" : > On Wed, Mar 01, 2017 at 08:22:13PM +0800, Icenowy Zheng wrote: >> =C2=A0> I'm a bit worried by that to be honest. You claim to support the= A31, >> =C2=A0> yet jugdging by the current state of that code you never actuall= y >> =C2=A0> tested it on that SoC. >> =C2=A0> >> =C2=A0> What makes you say that the PRCM clocks are the same for the H3 = and >> =C2=A0> A64? We have to be sure, otherwise we might not be able to get t= he DT >> =C2=A0> binding right from the very beginning, and we might not be able = to fix >> =C2=A0> it later. >> >> =C2=A0In fact, if we worry about this, we shouldn't make r-ccu, as >> =C2=A0dedicated clocks are more easy to fix. >> >> =C2=A0For newer SoCs' PRCM, we never have enough documents, and Allwinne= r >> =C2=A0have said that they cannot provide it. (I asked them for this.) >> >> =C2=A0The best solution is to implement mature enough dedicated clocks >> =C2=A0before we convert to ccu. > > What do you mean by dedicated clocks? The legacy form of clocks. > > Maxime > > -- > Maxime Ripard, Free Electrons > Embedded Linux and Kernel engineering > http://free-electrons.com > > -- > You received this message because you are subscribed to the Google Groups= "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an= email to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org > For more options, visit https://groups.google.com/d/optout. --=20 You received this message because you are subscribed to the Google Groups "= linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout.