1 Sony CXD2880 DVB-T2/T tuner + demodulator driver SPI adapter
4 - compatible: Should be "sony,cxd2880".
5 - reg: SPI chip select number for the device.
6 - spi-max-frequency: Maximum bus speed, should be set to <55000000> (55MHz).
11 compatible = "sony,cxd2880";
13 spi-max-frequency = <55000000>; /* 55MHz */