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Commit 3cecf69e authored by Kyungmin Park's avatar Kyungmin Park Committed by Jarkko Lavinen
Browse files

OneNAND: Handle erase correctly in Double Density Package (DDP) 



There's erase bug in DDP.
We need to add DDP select in erase

Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
parent 34c10609

drivers/mtd/onenand/onenand_base.c

+6 −0
Original line number Diff line number Diff line
@@ -234,6 +234,12 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, size_t le 
		/* Write 'DFS, FBA' of Flash */

		value = onenand_block_address(this, block);

		this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1);



		if (cmd == ONENAND_CMD_ERASE) {

			/* Select DataRAM for DDP */

			value = onenand_bufferram_address(this, block);

			this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2);

		}

	}



	if (page != -1) {