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Commit 336de7b1 authored by Boris Brezillon's avatar Boris Brezillon
Browse files

mtd: nand: enable ECC pipelining 



When the NAND controller operates in DMA mode it can pipeline ECC
operations which improves the throughput.

Signed-off-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
parent dd26a458

drivers/mtd/nand/sunxi_nand.c

+2 −1
Original line number Diff line number Diff line
@@ -742,7 +742,8 @@ static void sunxi_nfc_hw_ecc_enable(struct mtd_info *mtd) 
	ecc_ctl = readl(nfc->regs + NFC_REG_ECC_CTL);

	ecc_ctl &= ~(NFC_ECC_MODE_MSK | NFC_ECC_PIPELINE |

		     NFC_ECC_BLOCK_SIZE_MSK);

	ecc_ctl |= NFC_ECC_EN | NFC_ECC_MODE(data->mode) | NFC_ECC_EXCEPTION;

	ecc_ctl |= NFC_ECC_EN | NFC_ECC_MODE(data->mode) | NFC_ECC_EXCEPTION |

		   NFC_ECC_PIPELINE;



	writel(ecc_ctl, nfc->regs + NFC_REG_ECC_CTL);

}