On Fri, Feb 17, 2017 at 07:28:25PM +0100, Lucas Stach wrote:
> This adds the the devicetree binding for the Prefetch Resolve Gasket,
> as found on i.MX6 QuadPlus.
> The PRG is fairly simple in that it only has a configuration register
> range and two clocks, one for the AHB slave port and one for the AXI
> ports and the functional units.
>
> The PRE connections need to be described in the DT, as the PRE<->PRG
> assignment is a mix between fixed and muxable connections.
>
> Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> ---
> .../bindings/display/imx/fsl-imx-drm.txt | 25 ++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/imx/fsl-imx-drm.txt b/Documentation/devicetree/bindings/display/imx/fsl-imx-drm.txt
> index 1bd777d7c37d..5e4b8b13b9f8 100644
> --- a/Documentation/devicetree/bindings/display/imx/fsl-imx-drm.txt
> +++ b/Documentation/devicetree/bindings/display/imx/fsl-imx-drm.txt
> @@ -79,6 +79,31 @@ pre@021c8000 {
> fsl,ocram = <&ocram2>;
> };
>
> +Freescale i.MX PRG (Prefetch Resolve Gasket)
> +============================================
> +
> +Required properties:
> +- compatible: should be "fsl,imx6qp-prg"
> +- reg: should be register base and length as documented in the
> + datasheet
> +- clocks : phandles to the PRG ipg and axi clock inputs, as described
> + in Documentation/devicetree/bindings/clock/clock-bindings.txt and
> + Documentation/devicetree/bindings/clock/imx6q-clock.txt.
> +- clock-names: should be "ipg" and "axi"
> +- fsl,pres: phandles to the PRE units attached to this PRG, with the fixed
> + PRE as the first entry and the muxable PREs following.
> +
> +example:
> +
> +prg@021cc000 {
Drop the leading 0. With that,
Acked-by: Rob Herring <robh@xxxxxxxxxx>
> + compatible = "fsl,imx6qp-prg";
> + reg = <0x021cc000 0x1000>;
> + clocks = <&clks IMX6QDL_CLK_PRG0_APB>,
> + <&clks IMX6QDL_CLK_PRG0_AXI>;
> + clock-names = "ipg", "axi";
> + fsl,pres = <&pre1>, <&pre2>, <&pre3>;
> +};
> +
> Parallel display support
> ========================
>
> --
> 2.11.0
>
> --
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