On Wed, May 16, 2018 at 06:32:28PM +0200, Jacopo Mondi wrote: > Document 'data-active' property in R-Car VIN device tree bindings. > The property is optional when running with explicit synchronization > (eg. BT.601) but mandatory when embedded synchronization is in use (eg. > BT.656) as specified by the hardware manual. > > Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/media/rcar_vin.txt | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/media/rcar_vin.txt b/Documentation/devicetree/bindings/media/rcar_vin.txt > index c53ce4e..17eac8a 100644 > --- a/Documentation/devicetree/bindings/media/rcar_vin.txt > +++ b/Documentation/devicetree/bindings/media/rcar_vin.txt > @@ -63,6 +63,11 @@ from local SoC CSI-2 receivers (port1) depending on SoC. > If both HSYNC and VSYNC polarities are not specified, embedded > synchronization is selected. > > + - data-active: active state of data enable signal (CLOCKENB pin). > + 0/1 for LOW/HIGH respectively. If not specified, use HSYNC as > + data enable signal. When using embedded synchronization this > + property is mandatory. This doesn't match the common property's definition which AIUI is for the data lines' polarity. You need a new property. Perhaps a common one. > + > - port 1 - sub-nodes describing one or more endpoints connected to > the VIN from local SoC CSI-2 receivers. The endpoint numbers must > use the following schema. > -- > 2.7.4 >
