134 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_hwcontrol()  local
155 		tmio_iowrite8(mode, tmio->fcr + FCR_MODE);  in tmio_nand_hwcontrol()
156 		tmio->read_good = 0;  in tmio_nand_hwcontrol()
165 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_dev_ready()  local
167 	return !(tmio_ioread8(tmio->fcr + FCR_STATUS) & FCR_STATUS_BUSY);  in tmio_nand_dev_ready()
172 	struct tmio_nand *tmio = __tmio;  in tmio_irq()  local
175 	tmio_iowrite8(0x00, tmio->fcr + FCR_IMR);  in tmio_irq()
176 	complete(&tmio->comp);  in tmio_irq()
189 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(nand_chip));  in tmio_nand_wait()  local
195 	tmio_iowrite8(0x0f, tmio->fcr + FCR_ISR);  in tmio_nand_wait()
196 	reinit_completion(&tmio->comp);  in tmio_nand_wait()
197 	tmio_iowrite8(0x81, tmio->fcr + FCR_IMR);  in tmio_nand_wait()
200 	timeout = wait_for_completion_timeout(&tmio->comp,  in tmio_nand_wait()
204 		tmio_iowrite8(0x00, tmio->fcr + FCR_IMR);  in tmio_nand_wait()
205 		dev_warn(&tmio->dev->dev, "still busy after 400 ms\n");  in tmio_nand_wait()
208 		tmio_iowrite8(0x00, tmio->fcr + FCR_IMR);  in tmio_nand_wait()
209 		dev_warn(&tmio->dev->dev, "timeout waiting for interrupt\n");  in tmio_nand_wait()
226 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_read_byte()  local
229 	if (tmio->read_good--)  in tmio_nand_read_byte()
230 		return tmio->read;  in tmio_nand_read_byte()
232 	data = tmio_ioread16(tmio->fcr + FCR_DATA);  in tmio_nand_read_byte()
233 	tmio->read = data >> 8;  in tmio_nand_read_byte()
246 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_write_buf()  local
248 	tmio_iowrite16_rep(tmio->fcr + FCR_DATA, buf, len >> 1);  in tmio_nand_write_buf()
253 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_read_buf()  local
255 	tmio_ioread16_rep(tmio->fcr + FCR_DATA, buf, len >> 1);  in tmio_nand_read_buf()
260 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_enable_hwecc()  local
262 	tmio_iowrite8(FCR_MODE_HWECC_RESET, tmio->fcr + FCR_MODE);  in tmio_nand_enable_hwecc()
263 	tmio_ioread8(tmio->fcr + FCR_DATA);	/* dummy read */  in tmio_nand_enable_hwecc()
264 	tmio_iowrite8(FCR_MODE_HWECC_CALC, tmio->fcr + FCR_MODE);  in tmio_nand_enable_hwecc()
270 	struct tmio_nand *tmio = mtd_to_tmio(nand_to_mtd(chip));  in tmio_nand_calculate_ecc()  local
273 	tmio_iowrite8(FCR_MODE_HWECC_RESULT, tmio->fcr + FCR_MODE);  in tmio_nand_calculate_ecc()
275 	ecc = tmio_ioread16(tmio->fcr + FCR_DATA);  in tmio_nand_calculate_ecc()
278 	ecc = tmio_ioread16(tmio->fcr + FCR_DATA);  in tmio_nand_calculate_ecc()
281 	ecc = tmio_ioread16(tmio->fcr + FCR_DATA);  in tmio_nand_calculate_ecc()
285 	tmio_iowrite8(FCR_MODE_DATA, tmio->fcr + FCR_MODE);  in tmio_nand_calculate_ecc()
306 static int tmio_hw_init(struct platform_device *dev, struct tmio_nand *tmio)  in tmio_hw_init()  argument
318 	tmio_iowrite8(0x81, tmio->ccr + CCR_ICC);  in tmio_hw_init()
321 	tmio_iowrite16(tmio->fcr_base, tmio->ccr + CCR_BASE);  in tmio_hw_init()
322 	tmio_iowrite16(tmio->fcr_base >> 16, tmio->ccr + CCR_BASE + 2);  in tmio_hw_init()
325 	tmio_iowrite8(0x02, tmio->ccr + CCR_COMMAND);  in tmio_hw_init()
329 	tmio_iowrite8(0x02, tmio->ccr + CCR_NFPSC);  in tmio_hw_init()
332 	tmio_iowrite8(0x02, tmio->ccr + CCR_NFDC);  in tmio_hw_init()
335 	tmio_iowrite8(0x0f, tmio->fcr + FCR_ISR);  in tmio_hw_init()
338 	tmio_iowrite8(FCR_MODE_POWER_ON, tmio->fcr + FCR_MODE);  in tmio_hw_init()
339 	tmio_iowrite8(FCR_MODE_COMMAND, tmio->fcr + FCR_MODE);  in tmio_hw_init()
340 	tmio_iowrite8(NAND_CMD_RESET, tmio->fcr + FCR_DATA);  in tmio_hw_init()
343 	tmio_iowrite8(FCR_MODE_STANDBY, tmio->fcr + FCR_MODE);  in tmio_hw_init()
350 static void tmio_hw_stop(struct platform_device *dev, struct tmio_nand *tmio)  in tmio_hw_stop()  argument
354 	tmio_iowrite8(FCR_MODE_POWER_OFF, tmio->fcr + FCR_MODE);  in tmio_hw_stop()
386 	struct tmio_nand *tmio;  in tmio_probe()  local
394 	tmio = devm_kzalloc(&dev->dev, sizeof(*tmio), GFP_KERNEL);  in tmio_probe()
395 	if (!tmio)  in tmio_probe()
398 	init_completion(&tmio->comp);  in tmio_probe()
400 	tmio->dev = dev;  in tmio_probe()
402 	platform_set_drvdata(dev, tmio);  in tmio_probe()
403 	nand_chip = &tmio->chip;  in tmio_probe()
408 	nand_controller_init(&tmio->controller);  in tmio_probe()
409 	tmio->controller.ops = &tmio_ops;  in tmio_probe()
410 	nand_chip->controller = &tmio->controller;  in tmio_probe()
412 	tmio->ccr = devm_ioremap(&dev->dev, ccr->start, resource_size(ccr));  in tmio_probe()
413 	if (!tmio->ccr)  in tmio_probe()
416 	tmio->fcr_base = fcr->start & 0xfffff;  in tmio_probe()
417 	tmio->fcr = devm_ioremap(&dev->dev, fcr->start, resource_size(fcr));  in tmio_probe()
418 	if (!tmio->fcr)  in tmio_probe()
421 	retval = tmio_hw_init(dev, tmio);  in tmio_probe()
426 	nand_chip->legacy.IO_ADDR_R = tmio->fcr;  in tmio_probe()
427 	nand_chip->legacy.IO_ADDR_W = tmio->fcr;  in tmio_probe()
443 				  dev_name(&dev->dev), tmio);  in tmio_probe()
449 	tmio->irq = irq;  in tmio_probe()
469 	tmio_hw_stop(dev, tmio);  in tmio_probe()
475 	struct tmio_nand *tmio = platform_get_drvdata(dev);  in tmio_remove()  local
476 	struct nand_chip *chip = &tmio->chip;  in tmio_remove()
482 	tmio_hw_stop(dev, tmio);  in tmio_remove()