123 	uint8_t control;  in pca9564_acquire_bus()  local
126 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_acquire_bus()
127 	control |= I2CCON_ENSIO;  in pca9564_acquire_bus()
128 	control &= ~(I2CCON_STA|I2CCON_STO|I2CCON_SI|I2CCON_AA);  in pca9564_acquire_bus()
129 	control &= ~I2CCON_CR_MASK;  in pca9564_acquire_bus()
130 	control |= sc->sc_i2c_clock;  in pca9564_acquire_bus()
131 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_acquire_bus()
141 	uint8_t control;  in pca9564_release_bus()  local
144 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_release_bus()
145 	control &= ~I2CCON_ENSIO;  in pca9564_release_bus()
146 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_release_bus()
174 	uint8_t control;  in pca9564_send_start()  local
177 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_send_start()
178 	control |= I2CCON_STA;  in pca9564_send_start()
179 	control &= ~(I2CCON_STO|I2CCON_SI);  in pca9564_send_start()
180 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_send_start()
190 	uint8_t control;  in pca9564_send_stop()  local
193 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_send_stop()
194 	control |= I2CCON_STO;  in pca9564_send_stop()
195 	control &= ~(I2CCON_STA|I2CCON_SI);  in pca9564_send_stop()
196 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_send_stop()
207 	uint8_t data, control;  in pca9564_initiate_xfer()  local
217 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_initiate_xfer()
222 	control &= ~(I2CCON_STO|I2CCON_STA|I2CCON_SI);  in pca9564_initiate_xfer()
223 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_initiate_xfer()
263 	uint8_t control;  in pca9564_write_byte()  local
267 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_write_byte()
271 	control &= ~(I2CCON_STO|I2CCON_STA|I2CCON_SI);  in pca9564_write_byte()
272 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_write_byte()
289 	uint8_t control;  in pca9564_ack()  local
292 	control = CSR_READ(sc, PCA9564_I2CCON);  in pca9564_ack()
293 	control &= ~(I2CCON_STO|I2CCON_STA|I2CCON_SI|I2CCON_AA);  in pca9564_ack()
295 		control |= I2CCON_AA;  in pca9564_ack()
296 	CSR_WRITE(sc, PCA9564_I2CCON, control);  in pca9564_ack()