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author | Jacopo Mondi <jacopo+renesas@jmondi.org> | 2019-10-16 10:55:42 +0200 |
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committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2019-12-18 02:40:00 +0200 |
commit | 6e2258b58f819e73aad229fd0af7d8274ef22669 (patch) | |
tree | ccba9a18349374b5caf74241a8842593d30f6d78 /Documentation/devicetree/bindings/display/renesas,du.txt | |
parent | dt-bindings: display: renesas,cmm: Add R-Car CMM documentation (diff) | |
download | linux-dev-6e2258b58f819e73aad229fd0af7d8274ef22669.tar.xz linux-dev-6e2258b58f819e73aad229fd0af7d8274ef22669.zip |
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 <robh@kernel.org>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'Documentation/devicetree/bindings/display/renesas,du.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/renesas,du.txt | 5 |
1 files changed, 5 insertions, 0 deletions
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>; |