Documentation/devicetree/bindings/spi/nvidia,tegra114-spi.txt

   1 NVIDIA Tegra114 SPI controller.
   2
   3 Required properties:
   4 - compatible : should be "nvidia,tegra114-spi".
   5 - reg: Should contain SPI registers location and length.
   6 - interrupts: Should contain SPI interrupts.
   7 - nvidia,dma-request-selector : The Tegra DMA controller's phandle and
   8   request selector for this SPI controller.
   9 - This is also require clock named "spi" as per binding document
  10   Documentation/devicetree/bindings/clock/clock-bindings.txt
  11
  12 Recommended properties:
  13 - spi-max-frequency: Definition as per
  14                      Documentation/devicetree/bindings/spi/spi-bus.txt
  15 Example:
  16
  17 spi@7000d600 {
  18         compatible = "nvidia,tegra114-spi";
  19         reg = <0x7000d600 0x200>;
  20         interrupts = <0 82 0x04>;
  21         nvidia,dma-request-selector = <&apbdma 16>;
  22         spi-max-frequency = <25000000>;
  23         #address-cells = <1>;
  24         #size-cells = <0>;
  25         status = "disabled";
  26 };