From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jacopo Mondi Subject: [PATCH v5 2/8] dt-bindings: display, renesas,du: Document cmms property Date: Tue, 15 Oct 2019 12:46:15 +0200 Message-ID: <20191015104621.62514-3-jacopo+renesas@jmondi.org> References: <20191015104621.62514-1-jacopo+renesas@jmondi.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20191015104621.62514-1-jacopo+renesas@jmondi.org> Sender: linux-kernel-owner@vger.kernel.org To: laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org, horms@verge.net.au, uli+renesas@fpond.eu, VenkataRajesh.Kalakodima@in.bosch.com Cc: Jacopo Mondi , airlied@linux.ie, daniel@ffwll.ch, koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp, Harsha.ManjulaMallikarjun@in.bosch.com, ezequiel@collabora.com, seanpaul@chromium.org, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, Rob Herring List-Id: dri-devel@lists.freedesktop.org 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. Reviewed-by: Rob Herring Reviewed-by: Kieran Bingham Reviewed-by: Laurent Pinchart Signed-off-by: Jacopo Mondi --- 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..3d9809b486b6 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. + - renesas,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). + 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>; + renesas,cmms = <&cmm0>, <&cmm1>, <&cmm2>, <&cmm3>; ports { #address-cells = <1>; -- 2.23.0