On Mon, Mar 06, 2017 at 05:25:56PM +0100, Geert Uytterhoeven wrote: > Document the optional properties for describing module resets, to > support resetting display channels and LVDS encoders on R-Car Gen2 and > Gen3. > > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> > --- > See "[v2,1/4] dt-bindings: clock: renesas: cpg-mssr: Document reset control > support" (https://patchwork.kernel.org/patch/9536627/) for the format of > a reset specifier in the Renesas CPG/MSSR case. > > E.g. "resets = <&cpg 310>;" > > v2: > - s/phandles/phandle/. > --- > Documentation/devicetree/bindings/display/renesas,du.txt | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/renesas,du.txt b/Documentation/devicetree/bindings/display/renesas,du.txt > index 1a02f099a0ff0a3a..3db418c827193e82 100644 > --- a/Documentation/devicetree/bindings/display/renesas,du.txt > +++ b/Documentation/devicetree/bindings/display/renesas,du.txt > @@ -36,6 +36,16 @@ Required Properties: > When supplied they must be named "dclkin.x" with "x" being the input > clock numerical index. > > +Optional properties: > + - resets: A list of phandle + reset-specifier pairs, one for each entry in > + the reset-names property. > + - reset-names: Names of the resets. This property is model-dependent. > + - R8A779[0123456] use one reset for a group of one or more successive > + channels, and one reset per LVDS encoder (if available). The resets > + must be named "du.x" with "x" being the numerical index of the lowest > + channel in the group. The LVDS resets must be named "lvds.x" with "x" > + being the LVDS encoder numerical index. LVDS is not a separate block? > + > Required nodes: > > The connections to the DU output video ports are modeled using the OF graph > -- > 2.7.4 >
