74 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_activate_cs()  local
75 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_activate_cs()
108 	mps->bits_per_word = cs->bits_per_word;  in mpc52xx_psc_spi_activate_cs()
110 	if (mps->cs_control)  in mpc52xx_psc_spi_activate_cs()
111 		mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 1 : 0);  in mpc52xx_psc_spi_activate_cs()
116 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_deactivate_cs()  local
118 	if (mps->cs_control)  in mpc52xx_psc_spi_deactivate_cs()
119 		mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 0 : 1);  in mpc52xx_psc_spi_deactivate_cs()
129 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_transfer_rxtx()  local
130 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_transfer_rxtx()
131 	struct mpc52xx_psc_fifo __iomem *fifo = mps->fifo;  in mpc52xx_psc_spi_transfer_rxtx()
181 		wait_for_completion(&mps->done);  in mpc52xx_psc_spi_transfer_rxtx()
202 	struct mpc52xx_psc_spi *mps =  in mpc52xx_psc_spi_work()  local
205 	spin_lock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
206 	mps->busy = 1;  in mpc52xx_psc_spi_work()
207 	while (!list_empty(&mps->queue)) {  in mpc52xx_psc_spi_work()
214 		m = container_of(mps->queue.next, struct spi_message, queue);  in mpc52xx_psc_spi_work()
216 		spin_unlock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
252 		spin_lock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
254 	mps->busy = 0;  in mpc52xx_psc_spi_work()
255 	spin_unlock_irq(&mps->lock);  in mpc52xx_psc_spi_work()
260 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_setup()  local
277 	spin_lock_irqsave(&mps->lock, flags);  in mpc52xx_psc_spi_setup()
278 	if (!mps->busy)  in mpc52xx_psc_spi_setup()
280 	spin_unlock_irqrestore(&mps->lock, flags);  in mpc52xx_psc_spi_setup()
288 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);  in mpc52xx_psc_spi_transfer()  local
294 	spin_lock_irqsave(&mps->lock, flags);  in mpc52xx_psc_spi_transfer()
295 	list_add_tail(&m->queue, &mps->queue);  in mpc52xx_psc_spi_transfer()
296 	schedule_work(&mps->work);  in mpc52xx_psc_spi_transfer()
297 	spin_unlock_irqrestore(&mps->lock, flags);  in mpc52xx_psc_spi_transfer()
307 static int mpc52xx_psc_spi_port_config(int psc_id, struct mpc52xx_psc_spi *mps)  in mpc52xx_psc_spi_port_config()  argument
309 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_port_config()
310 	struct mpc52xx_psc_fifo __iomem *fifo = mps->fifo;  in mpc52xx_psc_spi_port_config()
315 	mclken_div = (mps->sysclk ? mps->sysclk : 512000000) / MCLK;  in mpc52xx_psc_spi_port_config()
340 	mps->bits_per_word = 8;  in mpc52xx_psc_spi_port_config()
347 	struct mpc52xx_psc_spi *mps = (struct mpc52xx_psc_spi *)dev_id;  in mpc52xx_psc_spi_isr()  local
348 	struct mpc52xx_psc __iomem *psc = mps->psc;  in mpc52xx_psc_spi_isr()
353 		complete(&mps->done);  in mpc52xx_psc_spi_isr()
364 	struct mpc52xx_psc_spi *mps;  in mpc52xx_psc_spi_do_probe()  local
368 	master = spi_alloc_master(dev, sizeof *mps);  in mpc52xx_psc_spi_do_probe()
373 	mps = spi_master_get_devdata(master);  in mpc52xx_psc_spi_do_probe()
378 	mps->irq = irq;  in mpc52xx_psc_spi_do_probe()
382 		mps->cs_control = NULL;  in mpc52xx_psc_spi_do_probe()
383 		mps->sysclk = 0;  in mpc52xx_psc_spi_do_probe()
387 		mps->cs_control = pdata->cs_control;  in mpc52xx_psc_spi_do_probe()
388 		mps->sysclk = pdata->sysclk;  in mpc52xx_psc_spi_do_probe()
397 	mps->psc = ioremap(regaddr, size);  in mpc52xx_psc_spi_do_probe()
398 	if (!mps->psc) {  in mpc52xx_psc_spi_do_probe()
404 	mps->fifo = ((void __iomem *)mps->psc) + sizeof(struct mpc52xx_psc);  in mpc52xx_psc_spi_do_probe()
406 	ret = request_irq(mps->irq, mpc52xx_psc_spi_isr, 0, "mpc52xx-psc-spi",  in mpc52xx_psc_spi_do_probe()
407 				mps);  in mpc52xx_psc_spi_do_probe()
411 	ret = mpc52xx_psc_spi_port_config(master->bus_num, mps);  in mpc52xx_psc_spi_do_probe()
417 	spin_lock_init(&mps->lock);  in mpc52xx_psc_spi_do_probe()
418 	init_completion(&mps->done);  in mpc52xx_psc_spi_do_probe()
419 	INIT_WORK(&mps->work, mpc52xx_psc_spi_work);  in mpc52xx_psc_spi_do_probe()
420 	INIT_LIST_HEAD(&mps->queue);  in mpc52xx_psc_spi_do_probe()
429 	free_irq(mps->irq, mps);  in mpc52xx_psc_spi_do_probe()
431 	if (mps->psc)  in mpc52xx_psc_spi_do_probe()
432 		iounmap(mps->psc);  in mpc52xx_psc_spi_do_probe()
470 	struct mpc52xx_psc_spi *mps = spi_master_get_devdata(master);  in mpc52xx_psc_spi_of_remove()  local
472 	flush_work(&mps->work);  in mpc52xx_psc_spi_of_remove()
474 	free_irq(mps->irq, mps);  in mpc52xx_psc_spi_of_remove()
475 	if (mps->psc)  in mpc52xx_psc_spi_of_remove()
476 		iounmap(mps->psc);  in mpc52xx_psc_spi_of_remove()