| Message ID | 20230116145452.91442-2-jonathanh@nvidia.com |
|---|---|
| State | Superseded |
| Headers | show
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From: Jon Hunter <jonathanh@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>
CC: <linux-usb@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, Jon Hunter <jonathanh@nvidia.com>
Subject: [PATCH V4 1/5] dt-bindings: usb: tegra-xudc: Add dma-coherent for
Tegra194
Date: Mon, 16 Jan 2023 14:54:48 +0000
Message-ID: <20230116145452.91442-2-jonathanh@nvidia.com>
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| Series |
[V4,1/5] dt-bindings: usb: tegra-xudc: Add dma-coherent for Tegra194
|
expand
|
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:
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") Signed-off-by: Jon Hunter <jonathanh@nvidia.com> --- .../devicetree/bindings/usb/nvidia,tegra-xudc.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+)