On Sat, Oct 05, 2019 at 07:49:08PM +0530, Jagan Teki wrote:
> The MIPI DSI controller in Allwinner A64 is similar to A33.
>
> But unlike A33, A64 doesn't have DSI_SCLK gating so it is valid
> to with separate compatible for A64 on the same driver.
>
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
>  .../bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml        | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml b/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
> index dafc0980c4fa..cfcc84d38084 100644
> --- a/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
> +++ b/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
> @@ -15,7 +15,9 @@ properties:
>    "#size-cells": true
>
>    compatible:
> -    const: allwinner,sun6i-a31-mipi-dsi
> +    enum:
> +      - const: allwinner,sun6i-a31-mipi-dsi
> +      - const: allwinner,sun50i-a64-mipi-dsi

How did you test this? It will report an error when running the
validation

Maxime