On Tue, Mar 08, 2022 at 09:10:36PM +0100, Xavier Roumegue wrote: > Add DT binding documentation for the Vivante DW100 dewarper engine found > on NXP i.MX8MP SoC > > Signed-off-by: Xavier Roumegue <xavier.roumegue@xxxxxxxxxxx> > Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > --- > .../devicetree/bindings/media/nxp,dw100.yaml | 69 +++++++++++++++++++ > 1 file changed, 69 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/nxp,dw100.yaml > > diff --git a/Documentation/devicetree/bindings/media/nxp,dw100.yaml b/Documentation/devicetree/bindings/media/nxp,dw100.yaml > new file mode 100644 > index 000000000000..2c3b82be0b74 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/nxp,dw100.yaml > @@ -0,0 +1,69 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/media/nxp,dw100.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: NXP i.MX8MP DW100 Dewarper core > + > +maintainers: > + - Xavier Roumegue <xavier.roumegue@xxxxxxxxxxx> > + > +description: |- > + The Dewarp Engine provides high-performance dewarp processing for the > + correction of the distortion that is introduced in images produced by fisheye > + and wide angle lenses. It is implemented with a line/tile-cache based > + architecture. With configurable address mapping look up tables and per tile > + processing, it successfully generates a corrected output image. > + The engine can be used to perform scaling, cropping and pixel format > + conversion. > + > +properties: > + compatible: > + enum: > + - nxp,dw100 Version of h/w and features are all discoverable? If so, add a note to that effect. If not, needs to be SoC specific. > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + items: > + - description: The AXI clock > + - description: The AHB clock > + > + clock-names: > + items: > + - const: axi > + - const: ahb > + > + power-domains: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - power-domains > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/imx8mp-clock.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/power/imx8mp-power.h> > + > + dewarp: dwe@32e30000 { > + compatible = "nxp,dw100"; > + reg = <0x32e30000 0x10000>; > + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > + clock-names = "axi", "ahb"; > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_DWE>; > + }; > -- > 2.35.1 > >
