57 	struct nand_chip *chip = mtd_to_nand(mtd);  in nand_davinci_read_buf()  local
58 	const u32 *nand = chip->IO_ADDR_R;  in nand_davinci_read_buf()
102 	struct nand_chip *chip = mtd_to_nand(mtd);  in nand_davinci_write_buf()  local
103 	const u32 *nand = chip->IO_ADDR_W;  in nand_davinci_write_buf()
363 static int nand_davinci_write_page(struct mtd_info *mtd, struct nand_chip *chip,  in nand_davinci_write_page()  argument
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()
379 	chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);  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()
394 	chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);  in nand_davinci_write_page()
395 	status = chip->waitfunc(mtd, chip);  in nand_davinci_write_page()
405 		chip->ecc.layout = saved_ecc_layout;  in nand_davinci_write_page()
422 static int nand_davinci_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,  in nand_davinci_read_page_hwecc()  argument
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()
430 	uint8_t *ecc_code = chip->buffers->ecccode;  in nand_davinci_read_page_hwecc()
431 	uint8_t *ecc_calc = chip->buffers->ecccalc;  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()
443 	chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);  in nand_davinci_read_page_hwecc()
444 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);  in nand_davinci_read_page_hwecc()
445 	chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);  in nand_davinci_read_page_hwecc()
447 	for (i = 0; i < chip->ecc.total; i++)  in nand_davinci_read_page_hwecc()
448 		ecc_code[i] = chip->oob_poi[eccpos[i]];  in nand_davinci_read_page_hwecc()
453 		chip->ecc.hwctl(mtd, NAND_ECC_READ);  in nand_davinci_read_page_hwecc()
454 		chip->read_buf(mtd, p, eccsize);  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()
789 int board_nand_init(struct nand_chip *chip) __attribute__((weak));
791 int board_nand_init(struct nand_chip *chip)  in board_nand_init()  argument
793 	davinci_nand_init(chip);  in board_nand_init()