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author | Jon Hunter <jonathanh@nvidia.com> | 2023-01-19 13:42:04 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-25 17:46:10 +0300 |
commit | 173bee52a0f15572e4df8e2d2b4d53c34f0bee9c (patch) | |
tree | df4559b82b73cb47de6e6a369ca83bc59314d023 /Documentation | |
parent | ec13100fcf2374f013ac836f806d1eb0abf06194 (diff) | |
download | linux-173bee52a0f15572e4df8e2d2b4d53c34f0bee9c.tar.xz |
dt-bindings: usb: tegra-xudc: Add dma-coherent for Tegra194
DMA operations for XUSB device controller are coherent for Tegra194 and
so update the device-tree binding to add this property.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230119104208.28726-2-jonathanh@nvidia.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml | 12 |
1 files changed, 12 insertions, 0 deletions
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: |