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Lines Matching refs:spi

1 /* Blackfin Serial Peripheral Interface (SPI) model
61 bfin_spi_enabled (struct bfin_spi *spi)
63   return (spi->ctl & SPE);
67 bfin_spi_timod (struct bfin_spi *spi)
69   return (spi->ctl & TIMOD);
76   struct bfin_spi *spi = hw_data (me);
86   mmr_off = addr - spi->base;
87   valuep = (void *)((uintptr_t)spi + mmr_base() + mmr_off);
98       if (bfin_spi_enabled (spi) && bfin_spi_timod (spi) == TDBR_CORE)
100 	  spi->stat |= RXS;
101 	  spi->stat &= ~TXS;
123   struct bfin_spi *spi = hw_data (me);
131   mmr_off = addr - spi->base;
132   valuep = (void *)((uintptr_t)spi + mmr_base() + mmr_off);
140       if (bfin_spi_enabled (spi) && bfin_spi_timod (spi) == RDBR_CORE)
141 	spi->stat &= ~(RXS | TXS);
184 attach_bfin_spi_regs (struct hw *me, struct bfin_spi *spi)
208   spi->base = attach_address;
214   struct bfin_spi *spi;
216   spi = HW_ZALLOC (me, struct bfin_spi);
218   set_hw_data (me, spi);
225   attach_bfin_spi_regs (me, spi);
227   /* Initialize the SPI.  */
228   spi->ctl  = 0x0400;
229   spi->flg  = 0xFF00;
230   spi->stat = 0x0001;