2  * eSPI controller driver.
18 	ccsr_espi_t	*espi;  member
82 	fsl->espi = (void *)(CONFIG_SYS_MPC85xx_ESPI_ADDR);  in spi_setup_slave()
86 	/* Set eSPI BRG clock source */  in spi_setup_slave()
109 	/* set tx_timeout to 10 times of one espi FIFO entry go out */  in spi_setup_slave()
130 	ccsr_espi_t *espi = fsl->espi;  in spi_claim_bus()  local
139 	/* Enable eSPI interface */  in spi_claim_bus()
140 	out_be32(&espi->mode, ESPI_MODE_RXTHR(3)  in spi_claim_bus()
143 	out_be32(&espi->event, 0xffffffff); /* Clear all eSPI events */  in spi_claim_bus()
144 	out_be32(&espi->mask, 0x00000000); /* Mask  all eSPI interrupts */  in spi_claim_bus()
148 		out_be32(&espi->csmode[i], ESPI_CSMODE_INIT_VAL);  in spi_claim_bus()
150 	out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs]) &  in spi_claim_bus()
155 	/* Set eSPI BRG clock source */  in spi_claim_bus()
156 	out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs])  in spi_claim_bus()
159 	/* Set eSPI mode */  in spi_claim_bus()
161 		out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs])  in spi_claim_bus()
164 		out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs])  in spi_claim_bus()
168 	out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs])  in spi_claim_bus()
172 	out_be32(&espi->csmode[cs], in_be32(&espi->csmode[cs])  in spi_claim_bus()
185 	ccsr_espi_t *espi = fsl->espi;  in fsl_espi_tx()  local
194 	out_be32(&espi->tx, tmpdout);  in fsl_espi_tx()
195 	out_be32(&espi->event, ESPI_EV_TNF);  in fsl_espi_tx()
199 	/* Wait for eSPI transmit to go out */  in fsl_espi_tx()
201 		event = in_be32(&espi->event);  in fsl_espi_tx()
203 			out_be32(&espi->event, ESPI_EV_TXE);  in fsl_espi_tx()
215 	ccsr_espi_t *espi = fsl->espi;  in fsl_espi_rx()  local
230 		tmpdin = in_be32(&espi->rx);  in fsl_espi_rx()
240 	out_be32(&espi->event, ESPI_EV_RNE);  in fsl_espi_rx()
249 	ccsr_espi_t *espi = fsl->espi;  in spi_xfer()  local
315 		/* Clear all eSPI events */  in spi_xfer()
316 		out_be32(&espi->event , 0xffffffff);  in spi_xfer()
319 			event = in_be32(&espi->event);  in spi_xfer()
329 			event = in_be32(&espi->event);  in spi_xfer()
371 	ccsr_espi_t *espi = fsl->espi;  in spi_cs_activate()  local
378 	out_be32(&espi->com, com);  in spi_cs_activate()
384 	ccsr_espi_t *espi = fsl->espi;  in spi_cs_deactivate()  local
387 	out_be32(&espi->mode, in_be32(&espi->mode) & (~ESPI_MODE_EN));  in spi_cs_deactivate()
388 	out_be32(&espi->mode, in_be32(&espi->mode) | ESPI_MODE_EN);  in spi_cs_deactivate()