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From 8bce53e42f78e009fbfbd4a98ea98f66e6cd5b4c Mon Sep 17 00:00:00 2001
From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Date: Thu, 7 Nov 2013 12:17:18 -0300
Subject: [PATCH 139/203] mtd: nand: pxa3xx: Add a nice comment to
pxa3xx_set_datasize()
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>
---
drivers/mtd/nand/pxa3xx_nand.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -304,6 +304,11 @@ static void pxa3xx_nand_set_timing(struc
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;
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