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On Fri, Nov 7, 2008 at 1:30 PM, David Brownell <david-b@pacbell.net> wrote:
> On Friday 07 November 2008, Steve Sakoman wrote:
>> On Fri, Nov 7, 2008 at 12:46 PM, David Brownell <david-b@pacbell.net> wrote:
>> > On Friday 07 November 2008, Steve Sakoman wrote:
>> >> I'm having little success. It used to work back in 2.6.26 timeframe
>> >> but seems to have broken sometime during 2.6.27.
>> >
>> > There's a patch floating around making the omap2 NAND driver
>> > use readsw not readsl, which might explain that problem...
>>
>> Do you recall where you saw that patch? Here or linux-mtd? My
>> initial search efforts weren't successful.
>
> On linux-omap. Or just look at the driver to see the
> readsl()... it's a one-liner.
Yes, that one line change did indeed fix the issue!
Is that patch currently in the queue somewhere?
For the record:
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 2ede116..d18a8c9 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -196,7 +196,7 @@ static void omap_read_buf16(struct mtd_info *mtd, u_char *buf, int len)
{
struct nand_chip *nand = mtd->priv;
- __raw_readsl(nand->IO_ADDR_R, buf, len / 2);
+ readsw(nand->IO_ADDR_R, buf, len / 2);
}
/*
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