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mtd: nand: pxa3xx: Add a nice comment to pxa3xx_set_datasize()

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Add a comment clarifying the use of pxa3xx_set_datasize() which is only
applicable on data read/write commands (i.e. commands with a data cycle,
such as READID, READ0, STATUS, etc.)

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Ezequiel Garcia 2013-11-07 12:17:18 -03:00 committed by Brian Norris
parent 0a3f3a1916
commit 6a3e48651f
1 changed files with 5 additions and 0 deletions
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5
drivers/mtd/nand/pxa3xx_nand.c
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@ -300,6 +300,11 @@ static void pxa3xx_nand_set_timing(struct pxa3xx_nand_host *host,
nand_writel(info, NDTR1CS0, ndtr1);
}
/*
* Set the data and OOB size, depending on the selected
* spare and ECC configuration.
* Only applicable to READ0, READOOB and PAGEPROG commands.
*/
static void pxa3xx_set_datasize(struct pxa3xx_nand_info *info)
{
int oob_enable = info->reg_ndcr & NDCR_SPARE_EN;