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mtd: nand: pxa3xx: Add support for Read parameter page command 

This command is required to identify 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>
This commit is contained in:
Ezequiel Garcia 2013-05-14 08:15:25 -03:00 committed by David Woodhouse
parent d14231f198
commit ce0268f650
1 changed files with 10 additions and 0 deletions
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10
drivers/mtd/nand/pxa3xx_nand.c
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@ -590,6 +590,16 @@ static int prepare_command_pool(struct pxa3xx_nand_info *info, int command,
| addr_cycle;
break;
case NAND_CMD_PARAM:
cmd = NAND_CMD_PARAM;
info->buf_count = 256;
info->ndcb0 |= NDCB0_CMD_TYPE(0)
| NDCB0_ADDR_CYC(1)
| cmd;
info->ndcb1 = (column & 0xFF);
info->data_size = 256;
break;
case NAND_CMD_READID:
cmd = host->cmdset->read_id;
info->buf_count = host->read_id_bytes;