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: Kyungmin Park <kyungmin.park@samsung.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 6b950ab8ea8d..7c7dc0ae5a19 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -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) {