109 static int orion_spi_baudrate_set(struct spi_device *spi, unsigned int speed)  in orion_spi_baudrate_set()  argument
118 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_baudrate_set()
182 orion_spi_mode_set(struct spi_device *spi)  in orion_spi_mode_set()  argument
187 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_mode_set()
191 	if (spi->mode & SPI_CPOL)  in orion_spi_mode_set()
193 	if (spi->mode & SPI_CPHA)  in orion_spi_mode_set()
202 orion_spi_setup_transfer(struct spi_device *spi, struct spi_transfer *t)  in orion_spi_setup_transfer()  argument
205 	unsigned int speed = spi->max_speed_hz;  in orion_spi_setup_transfer()
206 	unsigned int bits_per_word = spi->bits_per_word;  in orion_spi_setup_transfer()
209 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_setup_transfer()
217 	orion_spi_mode_set(spi);  in orion_spi_setup_transfer()
219 	rc = orion_spi_baudrate_set(spi, speed);  in orion_spi_setup_transfer()
233 static void orion_spi_set_cs(struct spi_device *spi, bool enable)  in orion_spi_set_cs()  argument
237 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_set_cs()
241 				ORION_SPI_CS(spi->chip_select));  in orion_spi_set_cs()
265 orion_spi_write_read_8bit(struct spi_device *spi,  in orion_spi_write_read_8bit()  argument
271 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_write_read_8bit()
285 		dev_err(&spi->dev, "TXS timed out\n");  in orion_spi_write_read_8bit()
296 orion_spi_write_read_16bit(struct spi_device *spi,  in orion_spi_write_read_16bit()  argument
302 	orion_spi = spi_master_get_devdata(spi->master);  in orion_spi_write_read_16bit()
316 		dev_err(&spi->dev, "TXS timed out\n");  in orion_spi_write_read_16bit()
327 orion_spi_write_read(struct spi_device *spi, struct spi_transfer *xfer)  in orion_spi_write_read()  argument
332 	word_len = spi->bits_per_word;  in orion_spi_write_read()
340 			if (orion_spi_write_read_8bit(spi, &tx, &rx) < 0)  in orion_spi_write_read()
349 			if (orion_spi_write_read_16bit(spi, &tx, &rx) < 0)  in orion_spi_write_read()
360 					struct spi_device *spi,  in orion_spi_transfer_one()  argument
365 	status = orion_spi_setup_transfer(spi, t);  in orion_spi_transfer_one()
370 		orion_spi_write_read(spi, t);  in orion_spi_transfer_one()
375 static int orion_spi_setup(struct spi_device *spi)  in orion_spi_setup()  argument
377 	return orion_spi_setup_transfer(spi, NULL);  in orion_spi_setup()
414 	struct orion_spi *spi;  in orion_spi_probe()  local
419 	master = spi_alloc_master(&pdev->dev, sizeof(*spi));  in orion_spi_probe()
446 	spi = spi_master_get_devdata(master);  in orion_spi_probe()
447 	spi->master = master;  in orion_spi_probe()
451 	spi->devdata = devdata;  in orion_spi_probe()
453 	spi->clk = devm_clk_get(&pdev->dev, NULL);  in orion_spi_probe()
454 	if (IS_ERR(spi->clk)) {  in orion_spi_probe()
455 		status = PTR_ERR(spi->clk);  in orion_spi_probe()
459 	status = clk_prepare_enable(spi->clk);  in orion_spi_probe()
463 	tclk_hz = clk_get_rate(spi->clk);  in orion_spi_probe()
482 	spi->base = devm_ioremap_resource(&pdev->dev, r);  in orion_spi_probe()
483 	if (IS_ERR(spi->base)) {  in orion_spi_probe()
484 		status = PTR_ERR(spi->base);  in orion_spi_probe()
493 	status = orion_spi_reset(spi);  in orion_spi_probe()
510 	clk_disable_unprepare(spi->clk);  in orion_spi_probe()
520 	struct orion_spi *spi = spi_master_get_devdata(master);  in orion_spi_remove()  local
523 	clk_disable_unprepare(spi->clk);  in orion_spi_remove()
537 	struct orion_spi *spi = spi_master_get_devdata(master);  in orion_spi_runtime_suspend()  local
539 	clk_disable_unprepare(spi->clk);  in orion_spi_runtime_suspend()
546 	struct orion_spi *spi = spi_master_get_devdata(master);  in orion_spi_runtime_resume()  local
548 	return clk_prepare_enable(spi->clk);  in orion_spi_runtime_resume()