155 static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob)  in set_addr()  argument
157 	struct nand_chip *chip = mtd_to_nand(mtd);  in set_addr()
195 static int fsl_elbc_run_command(struct mtd_info *mtd)  in fsl_elbc_run_command()  argument
197 	struct nand_chip *chip = mtd_to_nand(mtd);  in fsl_elbc_run_command()
279 static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command,  in fsl_elbc_cmdfunc()  argument
282 	struct nand_chip *chip = mtd_to_nand(mtd);  in fsl_elbc_cmdfunc()
305 		set_addr(mtd, 0, page_addr, 0);  in fsl_elbc_cmdfunc()
307 		ctrl->read_bytes = mtd->writesize + mtd->oobsize;  in fsl_elbc_cmdfunc()
311 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
319 		out_be32(&lbc->fbcr, mtd->oobsize - column);  in fsl_elbc_cmdfunc()
320 		set_addr(mtd, column, page_addr, 1);  in fsl_elbc_cmdfunc()
322 		ctrl->read_bytes = mtd->writesize + mtd->oobsize;  in fsl_elbc_cmdfunc()
325 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
346 		set_addr(mtd, 0, 0, 0);  in fsl_elbc_cmdfunc()
347 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
354 		set_addr(mtd, 0, page_addr, 0);  in fsl_elbc_cmdfunc()
373 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
408 			if (column >= mtd->writesize) {  in fsl_elbc_cmdfunc()
410 				column -= mtd->writesize;  in fsl_elbc_cmdfunc()
423 		set_addr(mtd, column, page_addr, ctrl->oob);  in fsl_elbc_cmdfunc()
437 		    ctrl->index != mtd->writesize + mtd->oobsize)  in fsl_elbc_cmdfunc()
442 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
455 		set_addr(mtd, 0, 0, 0);  in fsl_elbc_cmdfunc()
458 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
471 		fsl_elbc_run_command(mtd);  in fsl_elbc_cmdfunc()
480 static void fsl_elbc_select_chip(struct mtd_info *mtd, int chip)  in fsl_elbc_select_chip()  argument
490 static void fsl_elbc_write_buf(struct mtd_info *mtd, const u8 *buf, int len)  in fsl_elbc_write_buf()  argument
492 	struct nand_chip *chip = mtd_to_nand(mtd);  in fsl_elbc_write_buf()
495 	unsigned int bufsize = mtd->writesize + mtd->oobsize;  in fsl_elbc_write_buf()
527 static u8 fsl_elbc_read_byte(struct mtd_info *mtd)  in fsl_elbc_read_byte()  argument
529 	struct nand_chip *chip = mtd_to_nand(mtd);  in fsl_elbc_read_byte()
544 static void fsl_elbc_read_buf(struct mtd_info *mtd, u8 *buf, int len)  in fsl_elbc_read_buf()  argument
546 	struct nand_chip *chip = mtd_to_nand(mtd);  in fsl_elbc_read_buf()
567 static int fsl_elbc_wait(struct mtd_info *mtd, struct nand_chip *chip)  in fsl_elbc_wait()  argument
583 	set_addr(mtd, 0, 0, 0);  in fsl_elbc_wait()
586 	fsl_elbc_run_command(mtd);  in fsl_elbc_wait()
595 	return fsl_elbc_read_byte(mtd);  in fsl_elbc_wait()
598 static int fsl_elbc_read_page(struct mtd_info *mtd, struct nand_chip *chip,  in fsl_elbc_read_page()  argument
601 	fsl_elbc_read_buf(mtd, buf, mtd->writesize);  in fsl_elbc_read_page()
602 	fsl_elbc_read_buf(mtd, chip->oob_poi, mtd->oobsize);  in fsl_elbc_read_page()
604 	if (fsl_elbc_wait(mtd, chip) & NAND_STATUS_FAIL)  in fsl_elbc_read_page()
605 		mtd->ecc_stats.failed++;  in fsl_elbc_read_page()
613 static int fsl_elbc_write_page(struct mtd_info *mtd, struct nand_chip *chip,  in fsl_elbc_write_page()  argument
617 	fsl_elbc_write_buf(mtd, buf, mtd->writesize);  in fsl_elbc_write_page()
618 	fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);  in fsl_elbc_write_page()
628 static int fsl_elbc_write_subpage(struct mtd_info *mtd, struct nand_chip *chip,  in fsl_elbc_write_subpage()  argument
632 	fsl_elbc_write_buf(mtd, buf, mtd->writesize);  in fsl_elbc_write_subpage()
633 	fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);  in fsl_elbc_write_subpage()
660 	struct mtd_info *mtd;  in fsl_elbc_chip_init()  local
701 	mtd = nand_to_mtd(nand);  in fsl_elbc_chip_init()
752 	ret = nand_scan_ident(mtd, 1, NULL);  in fsl_elbc_chip_init()
757 	if (mtd->writesize == 2048) {  in fsl_elbc_chip_init()
779 	} else if (mtd->writesize == 512) {  in fsl_elbc_chip_init()
787 	ret = nand_scan_tail(mtd);  in fsl_elbc_chip_init()
791 	ret = nand_register(devnum, mtd);  in fsl_elbc_chip_init()