From 6e2258b58f819e73aad229fd0af7d8274ef22669 Mon Sep 17 00:00:00 2001 From: Jacopo Mondi Date: Wed, 16 Oct 2019 10:55:42 +0200 Subject: [PATCH] dt-bindings: display: renesas,du: Document cmms property Document the newly added 'renesas,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 Signed-off-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 17cb2771364b..f6fdaa67c257 100644 --- a/Documentation/devicetree/bindings/display/renesas,du.txt +++ b/Documentation/devicetree/bindings/display/renesas,du.txt @@ -46,6 +46,10 @@ 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 @@ -93,6 +97,7 @@ 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>; -- 2.11.0