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- Cadence Xtensa XTFPGA platform SPI controller.
- This simple SPI master controller is built into xtfpga bitstreams and is used
- to control daughterboard audio codec.
- Required properties:
- - compatible: should be "cdns,xtfpga-spi".
- - reg: physical base address of the controller and length of memory mapped
- region.
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