On Fri, May 15, 2026 at 03:35:28PM -0500, Aaron Kling via B4 Relay wrote:
> From: Aaron Kling <webgeek1234@gmail.com>
> 
> DMA coherency is supported by at least the Tegra194 and Tegra234
> controllers.
> 
> Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
> ---
>  Documentation/devicetree/bindings/spi/nvidia,tegra210-quad.yaml | 2 ++
>  1 file changed, 2 insertions(+)

Similarly, DMA coherency does not apply on Tegra194 because the device
itself does not perform DMA. dma-coherent should go on the DMA
controller's DT node, which it already is.

Thierry