126 	u32 cs = bcm2835_rd(bs, BCM2835_SPI_CS);  in bcm2835_spi_reset_hw()  local
129 	cs &= ~(BCM2835_SPI_CS_INTR |  in bcm2835_spi_reset_hw()
133 	cs |= BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX;  in bcm2835_spi_reset_hw()
136 	bcm2835_wr(bs, BCM2835_SPI_CS, cs);  in bcm2835_spi_reset_hw()
163 					 u32 cs,  in bcm2835_spi_transfer_one_poll()  argument
171 	bcm2835_wr(bs, BCM2835_SPI_CS, cs | BCM2835_SPI_CS_TA);  in bcm2835_spi_transfer_one_poll()
199 					u32 cs)  in bcm2835_spi_transfer_one_irq()  argument
214 			   cs | BCM2835_SPI_CS_TA);  in bcm2835_spi_transfer_one_irq()
225 	cs |= BCM2835_SPI_CS_INTR | BCM2835_SPI_CS_INTD | BCM2835_SPI_CS_TA;  in bcm2835_spi_transfer_one_irq()
226 	bcm2835_wr(bs, BCM2835_SPI_CS, cs);  in bcm2835_spi_transfer_one_irq()
239 	u32 cs = bcm2835_rd(bs, BCM2835_SPI_CS);  in bcm2835_spi_transfer_one()  local
262 		cs |= BCM2835_SPI_CS_REN;  in bcm2835_spi_transfer_one()
264 		cs &= ~BCM2835_SPI_CS_REN;  in bcm2835_spi_transfer_one()
271 		cs |= BCM2835_SPI_CS_CS_10 | BCM2835_SPI_CS_CS_01;  in bcm2835_spi_transfer_one()
287 						     cs, xfer_time_us);  in bcm2835_spi_transfer_one()
289 	return bcm2835_spi_transfer_one_irq(master, spi, tfr, cs);  in bcm2835_spi_transfer_one()
297 	u32 cs = bcm2835_rd(bs, BCM2835_SPI_CS);  in bcm2835_spi_prepare_message()  local
299 	cs &= ~(BCM2835_SPI_CS_CPOL | BCM2835_SPI_CS_CPHA);  in bcm2835_spi_prepare_message()
302 		cs |= BCM2835_SPI_CS_CPOL;  in bcm2835_spi_prepare_message()
304 		cs |= BCM2835_SPI_CS_CPHA;  in bcm2835_spi_prepare_message()
306 	bcm2835_wr(bs, BCM2835_SPI_CS, cs);  in bcm2835_spi_prepare_message()
331 	u32 cs = bcm2835_rd(bs, BCM2835_SPI_CS);  in bcm2835_spi_set_cs()  local
340 		cs |= BCM2835_SPI_CS_CSPOL;  in bcm2835_spi_set_cs()
341 		cs |= BCM2835_SPI_CS_CSPOL0 << spi->chip_select;  in bcm2835_spi_set_cs()
344 		cs &= ~BCM2835_SPI_CS_CSPOL;  in bcm2835_spi_set_cs()
345 		cs &= ~(BCM2835_SPI_CS_CSPOL0 << spi->chip_select);  in bcm2835_spi_set_cs()
353 			cs |= BCM2835_SPI_CS_CS_10 | BCM2835_SPI_CS_CS_01;  in bcm2835_spi_set_cs()
356 			cs &= ~(BCM2835_SPI_CS_CS_10 | BCM2835_SPI_CS_CS_01);  in bcm2835_spi_set_cs()
357 			cs |= spi->chip_select;  in bcm2835_spi_set_cs()
361 		cs &= ~BCM2835_SPI_CS_CSPOL;  in bcm2835_spi_set_cs()
363 		cs |= BCM2835_SPI_CS_CS_10 | BCM2835_SPI_CS_CS_01;  in bcm2835_spi_set_cs()
367 	bcm2835_wr(bs, BCM2835_SPI_CS, cs);  in bcm2835_spi_set_cs()