From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH v5 8/8] ARM: DTS: dra7x: Integrate sDMA crossbar Date: Thu, 9 Apr 2015 12:12:07 -0700 Message-ID: <20150409191206.GU18048@atomide.com> References: <1428572154-3548-1-git-send-email-peter.ujfalusi@ti.com> <1428572154-3548-9-git-send-email-peter.ujfalusi@ti.com> <20150409151846.GR18048@atomide.com> <5526C9E5.4070601@ti.com> <20150409190126.GT18048@atomide.com> <5526CD6A.8010300@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <5526CD6A.8010300-l0cyMroinI0@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Peter Ujfalusi Cc: vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, nm-l0cyMroinI0@public.gmane.org, arnd-r2nGTMty4D4@public.gmane.org, maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org List-Id: devicetree@vger.kernel.org * Peter Ujfalusi [150409 12:07]: > On 04/09/2015 10:01 PM, Tony Lindgren wrote: > > * Peter Ujfalusi [150409 11:55]: > >> On 04/09/2015 06:18 PM, Tony Lindgren wrote: > >>> * Peter Ujfalusi [150409 02:37]: > >>>> The sDMA requests are routed through the DMA crossbar and without the > >>>> crossbar only peripherals using DMA request 0-127 can be used. > >>> > >>> I assume this can be merged separately from the driver > >>> changes? > >> > >> Unfortunately not. We need to have the drivers in place for the DTS changes to > >> work. > > > > Right but just merging the driver changes presumably won't > > break things? > > No, they will not break anything. We just do not have control over the DMA > crossbar (in a same way as we don't have control right now). OK good to hear. Thanks, Tony -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html