mtd: nand: pxa3xx: Add address support for READID command

This allows to support READID ONFI command which sends 0x20
as address together with the 0x90 READID command.

This is required to detect ONFI compliant devices.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: Nikita Kiryanov <nikita@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Reviewed-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index e4e697ff861a140307f511ec6fe7826be8a88479..36780e21419637e4ce26acd3a31e5f39f0e1ebbd 100644 (file)
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -596,6 +596,7 @@ static int prepare_command_pool(struct pxa3xx_nand_info *info, int command,
                info->ndcb0 |= NDCB0_CMD_TYPE(3)
                                | NDCB0_ADDR_CYC(1)
                                | cmd;
+               info->ndcb1 = (column & 0xFF);
 
                info->data_size = 8;
                break;