From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Mon, 28 Jul 2014 17:09:11 +0200 Subject: [PATCH v10 2/2] dmaengine: sun6i: Add driver for the Allwinner A31 DMA controller In-Reply-To: <20140727184942.GL17528@sirena.org.uk> References: <1404134454-25513-1-git-send-email-maxime.ripard@free-electrons.com> <1404134454-25513-3-git-send-email-maxime.ripard@free-electrons.com> <20140630142054.GA8756@leverpostej> <20140630151906.GG28647@lukather> <20140630153305.GA28740@leverpostej> <20140701072119.GH28647@lukather> <20140701124852.GB6064@leverpostej> <20140727184942.GL17528@sirena.org.uk> Message-ID: <20140728150911.GN3952@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Mark, On Sun, Jul 27, 2014 at 07:49:42PM +0100, Mark Brown wrote: > On Tue, Jul 01, 2014 at 01:48:52PM +0100, Mark Rutland wrote: > > On Tue, Jul 01, 2014 at 08:21:19AM +0100, Maxime Ripard wrote: > > > > > It feels a little fragile to rely on the organisation of the clock tree > > > > and the naming thereof. If the IP block is ever reused on an SoC with a > > > > different clock tree layout then we have to handle things differently. > > > > > > What do you suggest then? > > > > I will admit that I don't have a better suggestion. > > > > Without knowing which particular constraint on the mux parent clock we > > care about it's difficult to suggest anything useful. > > There's supposed to be facilities appearing in the generic clock code > for specifying default clock tree configurations via the DT - it's quite > a common requirement after all. It sounds like that should be able to > do the job here. Not sure if these have gone in yet or not but there's > quite a bit of demand. As far as I'm aware, it's not been merged yet. -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: