On Fri, Mar 15, 2019 at 06:38:23PM +0530, Jagan Teki wrote: > ICN6211 is MIPI-DSI/RGB converter bridge from chipone. > It has a flexible configuration of MIPI DSI signal input > and produce RGB565, RGB666, RGB888 output format. > > Add dt-bingings for it. > > Signed-off-by: Jagan Teki <ja...@amarulasolutions.com> > --- > .../display/bridge/chipone,icn6211.txt | 36 +++++++++++++++++++ > 1 file changed, 36 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > > diff --git > a/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > new file mode 100644 > index 000000000000..7f13efd7ee7f > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.txt > @@ -0,0 +1,36 @@ > +Chipone ICN6211 MIPI-DSI to RGB Convertor Bridge > + > +ICN6211 is MIPI-DSI/RGB converter bridge from chipone. > +It has a flexible configuration of MIPI DSI signal input > +and produce RGB565, RGB666, RGB888 output format. > + > +Required properties for RGB: > +- compatible: must be "chipone,icn6211" and one of: > + * "bananapi,icn6211"
Why is that compatible needed? > +- reg: the virtual channel number of a DSI peripheral > +- reset-gpios: a GPIO phandle for the reset pin > + > +The device node can contain following 'port' child nodes, > +according to the OF graph bindings defined in [1]: > + 0: DSI Input, not required, if the bridge is DSI controlled > + 1: RGB Output, mandatory Your example doesn't have that input port Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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