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-rw-r--r--Documentation/devicetree/bindings/display/renesas,du.txt15
1 files changed, 10 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/display/renesas,du.txt b/Documentation/devicetree/bindings/display/renesas,du.txt
index 17cb2771364b..eb4ae41fe41f 100644
--- a/Documentation/devicetree/bindings/display/renesas,du.txt
+++ b/Documentation/devicetree/bindings/display/renesas,du.txt
@@ -41,10 +41,14 @@ Required Properties:
supplied they must be named "dclkin.x" with "x" being the input clock
numerical index.
- - vsps: A list of phandle and channel index tuples to the VSPs that handle
- the memory interfaces for the DU channels. The phandle identifies the VSP
- 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).
+
+ - renesas,vsps: A list of phandle and channel index tuples to the VSPs that
+ handle the memory interfaces for the DU channels. The phandle identifies the
+ VSP instance that serves the DU channel, and the channel index identifies
+ the LIF instance in that VSP.
Required nodes:
@@ -92,7 +96,8 @@ Example: R8A7795 (R-Car H3) ES2.0 DU
<&cpg CPG_MOD 722>,
<&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>;
+ renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>, <&vspd0 1>;
ports {
#address-cells = <1>;