arm64: tegra: Add dma-coherent property for Tegra194 XUDC

DMA operations for XUSB device controller (XUDC) are coherent for
Tegra194 and so add the 'dma-coherent' property for this device.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 5ce2650..6365130 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -1294,6 +1294,7 @@
                                        <&bpmp TEGRA194_POWER_DOMAIN_XUSBA>;
                        power-domain-names = "dev", "ss";
                        nvidia,xusb-padctl = <&xusb_padctl>;
+                       dma-coherent;
                        status = "disabled";
                };