43 	struct mtd_info mtd;  member
231 static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob)  in set_addr()  argument
233 	struct nand_chip *chip = mtd->priv;  in set_addr()
246 	ifc_nand_ctrl->addr = priv->vbase + buf_num * (mtd->writesize * 2);  in set_addr()
251 		ifc_nand_ctrl->index += mtd->writesize;  in set_addr()
254 static int is_blank(struct mtd_info *mtd, unsigned int bufnum)  in is_blank()  argument
256 	struct nand_chip *chip = mtd->priv;  in is_blank()
258 	u8 __iomem *addr = priv->vbase + bufnum * (mtd->writesize * 2);  in is_blank()
260 	u8 __iomem *oob = addr + mtd->writesize;  in is_blank()
263 	for (i = 0; i < mtd->writesize / 4; i++) {  in is_blank()
279 static int check_read_ecc(struct mtd_info *mtd, struct fsl_ifc_ctrl *ctrl,  in check_read_ecc()  argument
293 static void fsl_ifc_run_command(struct mtd_info *mtd)  in fsl_ifc_run_command()  argument
295 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_run_command()
342 			errors = check_read_ecc(mtd, ctrl, eccstat, i);  in fsl_ifc_run_command()
353 				if (!is_blank(mtd, bufnum))  in fsl_ifc_run_command()
359 			mtd->ecc_stats.corrected += errors;  in fsl_ifc_run_command()
371 			    struct mtd_info *mtd)  in fsl_ifc_do_read()  argument
378 	if (mtd->writesize > 512) {  in fsl_ifc_do_read()
410 static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,  in fsl_ifc_cmdfunc()  argument
412 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_cmdfunc()
426 		set_addr(mtd, 0, page_addr, 0);  in fsl_ifc_cmdfunc()
428 		ifc_nand_ctrl->read_bytes = mtd->writesize + mtd->oobsize;  in fsl_ifc_cmdfunc()
434 		fsl_ifc_do_read(chip, 0, mtd);  in fsl_ifc_cmdfunc()
435 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
440 		ifc_out32(mtd->oobsize - column, &ifc->ifc_nand.nand_fbcr);  in fsl_ifc_cmdfunc()
441 		set_addr(mtd, column, page_addr, 1);  in fsl_ifc_cmdfunc()
443 		ifc_nand_ctrl->read_bytes = mtd->writesize + mtd->oobsize;  in fsl_ifc_cmdfunc()
445 		fsl_ifc_do_read(chip, 1, mtd);  in fsl_ifc_cmdfunc()
446 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
471 		set_addr(mtd, 0, 0, 0);  in fsl_ifc_cmdfunc()
472 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
478 		set_addr(mtd, 0, page_addr, 0);  in fsl_ifc_cmdfunc()
494 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
503 		if (mtd->writesize > 512) {  in fsl_ifc_cmdfunc()
543 			if (column >= mtd->writesize)  in fsl_ifc_cmdfunc()
551 		if (column >= mtd->writesize) {  in fsl_ifc_cmdfunc()
553 			column -= mtd->writesize;  in fsl_ifc_cmdfunc()
557 		set_addr(mtd, column, page_addr, ifc_nand_ctrl->oob);  in fsl_ifc_cmdfunc()
571 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
584 		set_addr(mtd, 0, 0, 0);  in fsl_ifc_cmdfunc()
587 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
606 		fsl_ifc_run_command(mtd);  in fsl_ifc_cmdfunc()
615 static void fsl_ifc_select_chip(struct mtd_info *mtd, int chip)  in fsl_ifc_select_chip()  argument
625 static void fsl_ifc_write_buf(struct mtd_info *mtd, const u8 *buf, int len)  in fsl_ifc_write_buf()  argument
627 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_write_buf()
629 	unsigned int bufsize = mtd->writesize + mtd->oobsize;  in fsl_ifc_write_buf()
651 static uint8_t fsl_ifc_read_byte(struct mtd_info *mtd)  in fsl_ifc_read_byte()  argument
653 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_read_byte()
674 static uint8_t fsl_ifc_read_byte16(struct mtd_info *mtd)  in fsl_ifc_read_byte16()  argument
676 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_read_byte16()
697 static void fsl_ifc_read_buf(struct mtd_info *mtd, u8 *buf, int len)  in fsl_ifc_read_buf()  argument
699 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_read_buf()
723 static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip)  in fsl_ifc_wait()  argument
737 	set_addr(mtd, 0, 0, 0);  in fsl_ifc_wait()
740 	fsl_ifc_run_command(mtd);  in fsl_ifc_wait()
751 static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip,  in fsl_ifc_read_page()  argument
758 	fsl_ifc_read_buf(mtd, buf, mtd->writesize);  in fsl_ifc_read_page()
760 		fsl_ifc_read_buf(mtd, chip->oob_poi, mtd->oobsize);  in fsl_ifc_read_page()
766 		mtd->ecc_stats.failed++;  in fsl_ifc_read_page()
774 static int fsl_ifc_write_page(struct mtd_info *mtd, struct nand_chip *chip,  in fsl_ifc_write_page()  argument
777 	fsl_ifc_write_buf(mtd, buf, mtd->writesize);  in fsl_ifc_write_page()
778 	fsl_ifc_write_buf(mtd, chip->oob_poi, mtd->oobsize);  in fsl_ifc_write_page()
783 static int fsl_ifc_chip_init_tail(struct mtd_info *mtd)  in fsl_ifc_chip_init_tail()  argument
785 	struct nand_chip *chip = mtd->priv;  in fsl_ifc_chip_init_tail()
814 	dev_dbg(priv->dev, "%s: mtd->flags = %08x\n", __func__, mtd->flags);  in fsl_ifc_chip_init_tail()
815 	dev_dbg(priv->dev, "%s: mtd->size = %lld\n", __func__, mtd->size);  in fsl_ifc_chip_init_tail()
817 							mtd->erasesize);  in fsl_ifc_chip_init_tail()
819 							mtd->writesize);  in fsl_ifc_chip_init_tail()
821 							mtd->oobsize);  in fsl_ifc_chip_init_tail()
884 	priv->mtd.priv = chip;  in fsl_ifc_chip_init()
885 	priv->mtd.dev.parent = priv->dev;  in fsl_ifc_chip_init()
996 	nand_release(&priv->mtd);  in fsl_ifc_chip_remove()
998 	kfree(priv->mtd.name);  in fsl_ifc_chip_remove()
1107 	priv->mtd.name = kasprintf(GFP_KERNEL, "%llx.flash", (u64)res.start);  in fsl_ifc_nand_probe()
1108 	if (!priv->mtd.name) {  in fsl_ifc_nand_probe()
1117 	ret = nand_scan_ident(&priv->mtd, 1, NULL);  in fsl_ifc_nand_probe()
1121 	ret = fsl_ifc_chip_init_tail(&priv->mtd);  in fsl_ifc_nand_probe()
1125 	ret = nand_scan_tail(&priv->mtd);  in fsl_ifc_nand_probe()
1131 	mtd_device_parse_register(&priv->mtd, part_probe_types, &ppdata,  in fsl_ifc_nand_probe()