From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH v2 0/7] dmaengine: cppi41: Make CPPI 4.1 driver more generic Date: Tue, 17 Jan 2017 19:51:22 +0300 Message-ID: <94296cdb-4816-f58a-5e2b-d5bea4c67b68@cogentembedded.com> References: <20170117134540.9988-1-abailon@baylibre.com> <20170117155545.GI7403@atomide.com> <28b57293-4395-4281-0c64-19f299e6eaf6@cogentembedded.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <28b57293-4395-4281-0c64-19f299e6eaf6-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tony Lindgren , Alexandre Bailon Cc: vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, b-liu-l0cyMroinI0@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nsekhar-l0cyMroinI0@public.gmane.org, khilman-rdvid1DuHRBWk0Htik3J/w@public.gmane.org, ptitiano-rdvid1DuHRBWk0Htik3J/w@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On 01/17/2017 07:05 PM, Sergei Shtylyov wrote: >>> Most of the patch of this series were part of >>> "[PATCH 00/11] dmaengine: cppi41: Add dma support to da8xx" >>> >>> This series intend to make the CPPI 4.1 more generic in order to >>> add a new platform (the DA8xx). >>> To achieve that, all the IRQ code present in CPPI 4.1 driver has been moved >>> to MUSB DSPS driver. >>> Other changes mainly update the glue layer and platform code to make the >>> whole driver more generic. >> >> So does da8xx use CPPI 4.1 DMA for other devices also in addition to >> musb? > > No. DA8xx CPPI 4.1 is implemented as a part of the MUSB peripheral. > But there were a SoC (support for which never got merged upstream) where CPPI > 4.1 DMA is not limited to USB. FWIW, the SoC was called TI Puma5, the support for it was filed by TI into arch/arm/mach-avalanche/... >> Regards, >> >> Tony MBR, Sergei -- 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