On 16/01/2023 15:54, Jon Hunter wrote:
> DMA operations for XUSB device controller are coherent for Tegra194 and
> so update the device-tree binding to add this property.
>
> Fixes: 394b012a422d ("dt-bindings: usb: tegra-xudc: Add Tegra194 XUSB controller support")
>
No blank lines between the tags.
If this is a fix, you need to describe the observed issue or bug. Commit
suggests this is just adding some missing piece, so not a fix for a bug.
> Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx>
> ---
> .../devicetree/bindings/usb/nvidia,tegra-xudc.yaml | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml b/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
> index f6cb19efd98b..4ef88d38fa3a 100644
> --- a/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
> +++ b/Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml
> @@ -112,6 +112,8 @@ properties:
> hvdd-usb-supply:
> description: USB controller power supply. Must supply 3.3 V.
>
> + dma-coherent: true
> +
> required:
> - compatible
> - reg
> @@ -164,6 +166,16 @@ allOf:
> clock-names:
> maxItems: 4
>
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - nvidia,tegra194-xudc
> + then:
> + required:
> + - dma-coherent
> +
> additionalProperties: false
>
> examples:
Best regards,
Krzysztof
