Add functions for initializing, reading and writing to the SPI
device for the Sony CXD2880 DVB-T2/T tuner + demodulator.
Signed-off-by: NYasunari Takiguchi <Yasunari.Takiguchi@sony.com>
Signed-off-by: NMasayuki Yamamoto <Masayuki.Yamamoto@sony.com>
Signed-off-by: NHideki Nozawa <Hideki.Nozawa@sony.com>
Signed-off-by: NKota Yonezawa <Kota.Yonezawa@sony.com>
Signed-off-by: NToshihiko Matsumoto <Toshihiko.Matsumoto@sony.com>
Signed-off-by: NSatoshi Watanabe <Satoshi.C.Watanabe@sony.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>