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: Tue, 14 Jul 2015 03:28:56 -0700 Message-ID: <20150714102855.GL17550@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> <20150409191206.GU18048@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20150409191206.GU18048@atomide.com> Sender: linux-kernel-owner@vger.kernel.org To: Peter Ujfalusi Cc: vinod.koul@intel.com, linux@arm.linux.org.uk, grant.likely@linaro.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org, nm@ti.com, arnd@arndb.de, maxime.ripard@free-electrons.com List-Id: devicetree@vger.kernel.org * Tony Lindgren [150409 12:17]: > * 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. Looks like the related DMA changes are now merged, so applying this into omap-for-v4.3/dt thanks. Tony