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charset="utf-8" In Tegra264 and Tegra234, GPCDMA reset control is not exposed to Linux and is handled by BPMP. In Tegra234 BPMP supported a dummy reset which just return success on reset without doing an actual reset. This as well is not supported in Tegra264 BPMP. Therefore mark 'reset' and 'reset-names' property as required only for devices prior to Tegra234. Signed-off-by: Akhil R --- .../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.= yaml b/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml index 542e9cb9f641..9457d406428f 100644 --- a/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml +++ b/Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml @@ -16,9 +16,6 @@ maintainers: - Rajesh Gumasta - Akhil R =20 -allOf: - - $ref: dma-controller.yaml# - properties: compatible: oneOf: @@ -68,12 +65,24 @@ required: - compatible - reg - interrupts - - resets - - reset-names - "#dma-cells" - iommus - dma-channel-mask =20 +allOf: + - $ref: dma-controller.yaml# + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra186-gpcdma + - nvidia,tegra194-gpcdma + then: + required: + - resets + - reset-names + additionalProperties: false =20 examples: --=20 2.50.1