204 	struct mtd_info		mtd;  member
256 static void lpc32xx_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,  in lpc32xx_nand_cmd_ctrl()  argument
260 	struct nand_chip *chip = mtd->priv;  in lpc32xx_nand_cmd_ctrl()
282 static int lpc32xx_nand_device_ready(struct mtd_info *mtd)  in lpc32xx_nand_device_ready()  argument
284 	struct nand_chip *chip = mtd->priv;  in lpc32xx_nand_device_ready()
315 static void lpc32xx_nand_ecc_enable(struct mtd_info *mtd, int mode)  in lpc32xx_nand_ecc_enable()  argument
323 static int lpc32xx_nand_ecc_calculate(struct mtd_info *mtd,  in lpc32xx_nand_ecc_calculate()  argument
337 static uint8_t lpc32xx_nand_read_byte(struct mtd_info *mtd)  in lpc32xx_nand_read_byte()  argument
339 	struct nand_chip *chip = mtd->priv;  in lpc32xx_nand_read_byte()
348 static void lpc32xx_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)  in lpc32xx_nand_read_buf()  argument
350 	struct nand_chip *chip = mtd->priv;  in lpc32xx_nand_read_buf()
361 static void lpc32xx_nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)  in lpc32xx_nand_write_buf()  argument
363 	struct nand_chip *chip = mtd->priv;  in lpc32xx_nand_write_buf()
374 static int lpc32xx_nand_read_oob_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_read_oob_syndrome()  argument
377 	chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);  in lpc32xx_nand_read_oob_syndrome()
378 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_read_oob_syndrome()
386 static int lpc32xx_nand_write_oob_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_write_oob_syndrome()  argument
391 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, mtd->writesize, page);  in lpc32xx_nand_write_oob_syndrome()
392 	chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_write_oob_syndrome()
395 	chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in lpc32xx_nand_write_oob_syndrome()
397 	status = chip->waitfunc(mtd, chip);  in lpc32xx_nand_write_oob_syndrome()
425 static int lpc32xx_xmit_dma(struct mtd_info *mtd, dma_addr_t dma,  in lpc32xx_xmit_dma()  argument
428 	struct nand_chip *chip = mtd->priv;  in lpc32xx_xmit_dma()
444 		dev_err(mtd->dev.parent, "Failed to setup DMA slave\n");  in lpc32xx_xmit_dma()
453 		dev_err(mtd->dev.parent, "Failed to map sg list\n");  in lpc32xx_xmit_dma()
459 		dev_err(mtd->dev.parent, "Failed to prepare slave sg\n");  in lpc32xx_xmit_dma()
485 static int lpc32xx_xfer(struct mtd_info *mtd, uint8_t *buf, int eccsubpages,  in lpc32xx_xfer()  argument
488 	struct nand_chip *chip = mtd->priv;  in lpc32xx_xfer()
505 			memcpy(host->data_buf, buf, mtd->writesize);  in lpc32xx_xfer()
523 	writel(mtd->writesize, SLC_TC(host->io_base));  in lpc32xx_xfer()
531 		res = lpc32xx_xmit_dma(mtd, SLC_DMA_DATA(host->io_base_dma),  in lpc32xx_xfer()
533 				       mtd->writesize / chip->ecc.steps, dir);  in lpc32xx_xfer()
542 		res = lpc32xx_xmit_dma(mtd, SLC_ECC(host->io_base_dma),  in lpc32xx_xfer()
556 		dev_warn(mtd->dev.parent, "FIFO not empty!\n");  in lpc32xx_xfer()
562 			dev_err(mtd->dev.parent, "FIFO held data too long\n");  in lpc32xx_xfer()
579 		dev_err(mtd->dev.parent, "DMA FIFO failure\n");  in lpc32xx_xfer()
591 		memcpy(buf, host->data_buf, mtd->writesize);  in lpc32xx_xfer()
600 static int lpc32xx_nand_read_page_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_read_page_syndrome()  argument
609 	chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);  in lpc32xx_nand_read_page_syndrome()
612 	status = lpc32xx_xfer(mtd, buf, chip->ecc.steps, 1);  in lpc32xx_nand_read_page_syndrome()
615 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_read_page_syndrome()
624 		stat = chip->ecc.correct(mtd, buf, oobecc,  in lpc32xx_nand_read_page_syndrome()
627 			mtd->ecc_stats.failed++;  in lpc32xx_nand_read_page_syndrome()
629 			mtd->ecc_stats.corrected += stat;  in lpc32xx_nand_read_page_syndrome()
642 static int lpc32xx_nand_read_page_raw_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_read_page_raw_syndrome()  argument
648 	chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);  in lpc32xx_nand_read_page_raw_syndrome()
651 	chip->read_buf(mtd, buf, chip->ecc.size * chip->ecc.steps);  in lpc32xx_nand_read_page_raw_syndrome()
652 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_read_page_raw_syndrome()
661 static int lpc32xx_nand_write_page_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_write_page_syndrome()  argument
670 	error = lpc32xx_xfer(mtd, (uint8_t *)buf, chip->ecc.steps, 0);  in lpc32xx_nand_write_page_syndrome()
681 	chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_write_page_syndrome()
689 static int lpc32xx_nand_write_page_raw_syndrome(struct mtd_info *mtd,  in lpc32xx_nand_write_page_raw_syndrome()  argument
695 	chip->write_buf(mtd, buf, chip->ecc.size * chip->ecc.steps);  in lpc32xx_nand_write_page_raw_syndrome()
696 	chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);  in lpc32xx_nand_write_page_raw_syndrome()
702 	struct mtd_info *mtd = &host->mtd;  in lpc32xx_nand_dma_setup()  local
706 		dev_err(mtd->dev.parent, "no DMA platform data\n");  in lpc32xx_nand_dma_setup()
715 		dev_err(mtd->dev.parent, "Failed to request DMA channel\n");  in lpc32xx_nand_dma_setup()
759 	struct mtd_info *mtd;  in lpc32xx_nand_probe()  local
799 	mtd = &host->mtd;  in lpc32xx_nand_probe()
802 	mtd->priv = chip;  in lpc32xx_nand_probe()
803 	mtd->owner = THIS_MODULE;  in lpc32xx_nand_probe()
804 	mtd->dev.parent = &pdev->dev;  in lpc32xx_nand_probe()
862 	if (nand_scan_ident(mtd, 1, NULL)) {  in lpc32xx_nand_probe()
875 	if (mtd->writesize <= 512)  in lpc32xx_nand_probe()
892 		if (mtd->writesize <= 512) {  in lpc32xx_nand_probe()
901 	if (nand_scan_tail(mtd)) {  in lpc32xx_nand_probe()
906 	mtd->name = "nxp_lpc3220_slc";  in lpc32xx_nand_probe()
908 	res = mtd_device_parse_register(mtd, NULL, &ppdata, host->ncfg->parts,  in lpc32xx_nand_probe()
913 	nand_release(mtd);  in lpc32xx_nand_probe()
932 	struct mtd_info *mtd = &host->mtd;  in lpc32xx_nand_remove()  local
934 	nand_release(mtd);  in lpc32xx_nand_remove()