From: Ofer Heifetz oferh@marvell.com
When the nand is first probe, and upon the first command start, the status bits should be cleared before the interrupts are unmasked.
[ Linux commit 0b14392db2e998157d924085d7913e537ec26121 ]
Cc: Robert Jarzmik <robert.jarzmik at free.fr> Signed-off-by: Chris Packham <judge.packham at gmail.com> Reviewed-by: Ofer Heifetz oferh@marvell.com Tested-by: Ofer Heifetz oferh@marvell.com --- drivers/mtd/nand/pxa3xx_nand.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 3feaf0c..5d37f22 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -482,8 +482,8 @@ static void pxa3xx_nand_start(struct pxa3xx_nand_info *info) ndcr |= NDCR_ND_RUN;
/* clear status bits and run */ - nand_writel(info, NDCR, 0); nand_writel(info, NDSR, NDSR_MASK); + nand_writel(info, NDCR, 0); nand_writel(info, NDCR, ndcr); }