From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v3 02/14] dt-bindings: display, renesas,du: Document cmms property Date: Tue, 27 Aug 2019 15:29:45 -0500 Message-ID: <20190827202945.GA3488@bogus> References: <20190825135154.11488-1-jacopo+renesas@jmondi.org> <20190825135154.11488-3-jacopo+renesas@jmondi.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20190825135154.11488-3-jacopo+renesas@jmondi.org> Sender: linux-kernel-owner@vger.kernel.org To: Jacopo Mondi Cc: laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org, horms@verge.net.au, uli@fpond.eu, airlied@linux.ie, daniel@ffwll.ch, koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp, VenkataRajesh.Kalakodima@in.bosch.com, Harsha.ManjulaMallikarjun@in.bosch.com, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, mark.rutland@arm.com List-Id: devicetree@vger.kernel.org On Sun, Aug 25, 2019 at 03:51:42PM +0200, Jacopo Mondi wrote: > Document the newly added 'cmms' property which accepts a list of phandle > and channel index pairs that point to the CMM units available for each > Display Unit output video channel. > > Signed-off-by: Jacopo Mondi > Reviewed-by: Laurent Pinchart > --- > Documentation/devicetree/bindings/display/renesas,du.txt | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/renesas,du.txt b/Documentation/devicetree/bindings/display/renesas,du.txt > index c97dfacad281..c2265e2a1af2 100644 > --- a/Documentation/devicetree/bindings/display/renesas,du.txt > +++ b/Documentation/devicetree/bindings/display/renesas,du.txt > @@ -45,6 +45,10 @@ Required Properties: > instance that serves the DU channel, and the channel index identifies the > LIF instance in that VSP. > > + - cmms: A list of phandles to the CMM instances present in the SoC, one > + for each available DU channel. The property shall not be specified for > + SoCs that do not provide any CMM (such as V3M and V3H). renesas,cmms Perhaps define what CMM is. > + > Required nodes: > > The connections to the DU output video ports are modeled using the OF graph > @@ -91,6 +95,7 @@ Example: R8A7795 (R-Car H3) ES2.0 DU > <&cpg CPG_MOD 721>; > clock-names = "du.0", "du.1", "du.2", "du.3"; > vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>, <&vspd0 1>; > + cmms = <&cmm0 &cmm1 &cmm2 &cmm3>; > > ports { > #address-cells = <1>; > -- > 2.22.0 >