168 	u_int32_t	ecc = 0;  in nand_davinci_readecc()  local
170 	ecc = __raw_readl(&(davinci_emif_regs->nandfecc[  in nand_davinci_readecc()
173 	return ecc;  in nand_davinci_readecc()
236 			if ((diff >> (12 + 3)) < this->ecc.size) {  in nand_davinci_correct_data()
374 		saved_ecc_layout = chip->ecc.layout;  in nand_davinci_write_page()
375 		chip->ecc.layout = &nand_keystone_rbl_4bit_layout_oobfirst;  in nand_davinci_write_page()
376 		mtd->oobavail = chip->ecc.layout->oobavail;  in nand_davinci_write_page()
382 		status = chip->ecc.write_page_raw(mtd, chip, buf,  in nand_davinci_write_page()
385 		status = chip->ecc.write_page(mtd, chip, buf,  in nand_davinci_write_page()
405 		chip->ecc.layout = saved_ecc_layout;  in nand_davinci_write_page()
425 	int i, eccsize = chip->ecc.size;  in nand_davinci_read_page_hwecc()
426 	int eccbytes = chip->ecc.bytes;  in nand_davinci_read_page_hwecc()
427 	int eccsteps = chip->ecc.steps;  in nand_davinci_read_page_hwecc()
432 	struct nand_ecclayout *saved_ecc_layout = chip->ecc.layout;  in nand_davinci_read_page_hwecc()
436 		chip->ecc.layout = &nand_keystone_rbl_4bit_layout_oobfirst;  in nand_davinci_read_page_hwecc()
437 		mtd->oobavail = chip->ecc.layout->oobavail;  in nand_davinci_read_page_hwecc()
440 	eccpos = chip->ecc.layout->eccpos;  in nand_davinci_read_page_hwecc()
447 	for (i = 0; i < chip->ecc.total; i++)  in nand_davinci_read_page_hwecc()
453 		chip->ecc.hwctl(mtd, NAND_ECC_READ);  in nand_davinci_read_page_hwecc()
455 		chip->ecc.calculate(mtd, p, &ecc_calc[i]);  in nand_davinci_read_page_hwecc()
457 		stat = chip->ecc.correct(mtd, p, &ecc_code[i], NULL);  in nand_davinci_read_page_hwecc()
466 		chip->ecc.layout = saved_ecc_layout;  in nand_davinci_read_page_hwecc()
500 static u32 nand_davinci_4bit_readecc(struct mtd_info *mtd, unsigned int ecc[4])  in nand_davinci_4bit_readecc()
505 		ecc[i] = __raw_readl(&davinci_emif_regs->nand4bitecc[i]) &  in nand_davinci_4bit_readecc()
747 	nand->ecc.read_page = nand_davinci_read_page_hwecc;  in davinci_nand_init()
760 	nand->ecc.mode = NAND_ECC_HW;  in davinci_nand_init()
761 	nand->ecc.size = 512;  in davinci_nand_init()
762 	nand->ecc.bytes = 3;  in davinci_nand_init()
763 	nand->ecc.strength = 1;  in davinci_nand_init()
764 	nand->ecc.calculate = nand_davinci_calculate_ecc;  in davinci_nand_init()
765 	nand->ecc.correct  = nand_davinci_correct_data;  in davinci_nand_init()
766 	nand->ecc.hwctl  = nand_davinci_enable_hwecc;  in davinci_nand_init()
768 	nand->ecc.mode = NAND_ECC_SOFT;  in davinci_nand_init()
771 	nand->ecc.mode = NAND_ECC_HW_OOB_FIRST;  in davinci_nand_init()
772 	nand->ecc.size = 512;  in davinci_nand_init()
773 	nand->ecc.bytes = 10;  in davinci_nand_init()
774 	nand->ecc.strength = 4;  in davinci_nand_init()
775 	nand->ecc.calculate = nand_davinci_4bit_calculate_ecc;  in davinci_nand_init()
776 	nand->ecc.correct = nand_davinci_4bit_correct_data;  in davinci_nand_init()
777 	nand->ecc.hwctl = nand_davinci_4bit_enable_hwecc;  in davinci_nand_init()
778 	nand->ecc.layout = &nand_davinci_4bit_layout_oobfirst;  in davinci_nand_init()