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| author | Ezequiel Garcia | 2013-05-14 13:15:25 +0200 |
|---|---|---|
| committer | David Woodhouse | 2013-08-05 21:58:23 +0200 |
| commit | ce0268f650ad26e103d82ce5a58379737adc2ab9 (patch) | |
| tree | 9d2aace6d1adbf4516c8bc80ed705179ca407e61 /drivers/mtd/nand/pxa3xx_nand.c | |
| parent | mtd: nand: pxa3xx: Add address support for READID command (diff) | |
| download | kernel-qcow2-linux-ce0268f650ad26e103d82ce5a58379737adc2ab9.tar.gz kernel-qcow2-linux-ce0268f650ad26e103d82ce5a58379737adc2ab9.tar.xz kernel-qcow2-linux-ce0268f650ad26e103d82ce5a58379737adc2ab9.zip | |
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>
Diffstat (limited to 'drivers/mtd/nand/pxa3xx_nand.c')
| -rw-r--r-- | drivers/mtd/nand/pxa3xx_nand.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 36780e214196..d63d378c4baa 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -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; |