1 Cadence Xtensa XTFPGA platform SPI controller. 1 Cadence Xtensa XTFPGA platform SPI controller. 2 2 3 This simple SPI master controller is built int 3 This simple SPI master controller is built into xtfpga bitstreams and is used 4 to control daughterboard audio codec. 4 to control daughterboard audio codec. 5 5 6 Required properties: 6 Required properties: 7 - compatible: should be "cdns,xtfpga-spi". 7 - compatible: should be "cdns,xtfpga-spi". 8 - reg: physical base address of the controller 8 - reg: physical base address of the controller and length of memory mapped 9 region. 9 region.
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