From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH 2/2] ARM: dts: sun4i-a10: Add Video Engine and reserved memory nodes Date: Fri, 18 Jan 2019 19:46:58 +0100 Message-ID: <20190118184658.dflpkqvdlg6zox7f@flea> References: <20190118145730.22227-1-paul.kocialkowski@bootlin.com> <20190118145730.22227-2-paul.kocialkowski@bootlin.com> Reply-To: maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="k53ajjhsub4gzoqy" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Content-Disposition: inline In-Reply-To: <20190118145730.22227-2-paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Paul Kocialkowski Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Chen-Yu Tsai , Thomas Petazzoni List-Id: devicetree@vger.kernel.org --k53ajjhsub4gzoqy Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline On Fri, Jan 18, 2019 at 03:57:30PM +0100, Paul Kocialkowski wrote: > This adds nodes for the Video Engine and the associated reserved memory > for the A10. Up to 96 MiB of memory are dedicated to the CMA pool. > > The VPU can only map the first 256 MiB of DRAM, so the reserved memory > pool has to be located in that area. Following Allwinner's decision in > downstream software, the last 96 MiB of the first 256 MiB of RAM are > reserved for this purpose. > > Signed-off-by: Paul Kocialkowski Applied both, thanks Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --k53ajjhsub4gzoqy--