kernel/Documentation/devicetree/bindings/spi/ti_qspi.txt

   1 TI QSPI controller.
   2
   3 Required properties:
   4 - compatible : should be "ti,dra7xxx-qspi" or "ti,am4372-qspi".
   5 - reg: Should contain QSPI registers location and length.
   6 - reg-names: Should contain the resource reg names.
   7         - qspi_base: Qspi configuration register Address space
   8         - qspi_mmap: Memory mapped Address space
   9         - (optional) qspi_ctrlmod: Control module Address space
  10 - interrupts: should contain the qspi interrupt number.
  11 - #address-cells, #size-cells : Must be present if the device has sub-nodes
  12 - ti,hwmods: Name of the hwmod associated to the QSPI
  13
  14 Recommended properties:
  15 - spi-max-frequency: Definition as per
  16                      Documentation/devicetree/bindings/spi/spi-bus.txt
  17
  18 Example:
  19
  20 qspi: qspi@4b300000 {
  21         compatible = "ti,dra7xxx-qspi";
  22         reg = <0x47900000 0x100>, <0x30000000 0x3ffffff>;
  23         reg-names = "qspi_base", "qspi_mmap";
  24         #address-cells = <1>;
  25         #size-cells = <0>;
  26         spi-max-frequency = <25000000>;
  27         ti,hwmods = "qspi";
  28 };