On Fri, Jan 28, 2022 at 4:59 AM Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> wrote: > > From: Marian Cichy <m.cichy@xxxxxxxxxxxxxx> > > This files documents the device tree for the new imx21-lcdc DRM driver. No, bindings document h/w and the h/w has not changed. We already have a binding for the LCDC. > > Signed-off-by: Marian Cichy <m.cichy@xxxxxxxxxxxxxx> > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> > --- > .../bindings/display/imx/fsl,imx21-lcdc.yaml | 79 +++++++++++++++++++ > 1 file changed, 79 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml > > diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml > new file mode 100644 > index 000000000000..edf71cfac81c > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx21-lcdc.yaml > @@ -0,0 +1,79 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/imx/fsl,imx21-lcdc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: i.MX21 LCD Controller > + > +maintainers: > + - Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> > + > +properties: > + compatible: > + oneOf: > + - const: fsl,imx21-lcdc > + - items: > + - enum: > + - fsl,imx25-lcdc > + - fsl,imx27-lcdc > + - const: fsl,imx21-lcdc > + > + reg: > + maxItems: 1 > + > + clocks: > + maxItems: 3 > + > + clock-names: > + items: > + - const: ipg > + - const: per > + - const: ahb > + > + resets: > + maxItems: 1 > + > + port: > + type: object > + description: > + "Video port for DPI RGB output." > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - port > + > +additionalProperties: false > + > +examples: > + - | > + lcdc: lcdc@53fbc000 { > + compatible = "fsl,imx25-lcdc", "fsl,imx21-lcdc"; > + reg = <0x53fbc000 0x4000>; > + interrupts = <39>; > + clocks = <&clks 103>, <&clks 66>, <&clks 49>; > + clock-names = "ipg", "ahb", "per"; > + > + port { > + parallel_out: endpoint { > + remote-endpoint = <&panel_in>; > + }; > + }; > + > + }; > + > + panel: panel { > + compatible = "edt,etm0700g0dh6"; > + power-supply = <&lcd_supply>; > + backlight = <&bl>; > + > + port { > + panel_in: endpoint { > + remote-endpoint = <¶llel_out>; > + }; > + }; > + }; > -- > 2.34.1 >