[PATCH 5/6] staging: drm/imx: Add devicetree binding documentation

Eric Nelson eric.nelson at boundarydevices.com
Tue Sep 18 18:06:36 EDT 2012


Hi Sascha,

On 09/12/2012 03:31 AM, Sascha Hauer wrote:
> From: Philipp Zabel<p.zabel at pengutronix.de>
>
> Signed-off-by: Philipp Zabel<p.zabel at pengutronix.de>
> Signed-off-by: Sascha Hauer<s.hauer at pengutronix.de>
> ---
>   .../bindings/staging/imx-drm/fsl-imx-drm.txt       |   41 ++++++++++++++++++++
>   1 file changed, 41 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
>
> diff --git a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
> new file mode 100644
> index 0000000..07654f0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
> @@ -0,0 +1,41 @@
> +Freescale i.MX IPUv3
> +====================
> +
> +Required properties:
> +- compatible: Should be "fsl,<chip>-ipu"
> +- reg: should be register base and length as documented in the
> +  datasheet
> +- interrupts: Should contain sync interrupt and error interrupt,
> +  in this order.
> +- #crtc-cells: 1, See below
> +
> +example:
> +
> +ipu: ipu at 18000000 {
> +	#crtc-cells =<1>;
> +	compatible = "fsl,imx53-ipu";
> +	reg =<0x18000000 0x080000000>;
> +	interrupts =<11 10>;
> +};
> +
> +Parallel display support
> +========================
> +
> +Required properties:
> +- compatible: Should be "fsl,imx-parallel-display"
> +- crtc: the crtc this display is connected to, see below
> +Optional properties:
> +- interface_pix_fmt: How this display is connected to the
> +  crtc. Currently supported types: "rgb24", "rgb565"
> +- edid: verbatim EDID data block describing attached display.
> +- ddc: phandle describing the i2c bus handling the display data
> +  channel
> +
> +example:
> +
> +display at di0 {
> +	compatible = "fsl,imx-parallel-display";
> +	edid = [edid-data];
> +	crtc =<&ipu 0>;
> +	interface-pix-fmt = "rgb24";
> +};

Do you have a working sample of [edid-data] for a parallel/LVDS/HDMI
display or know a good way to produce one?

Thanks in advance,


Eric



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