Hi Luca,
On 10.12.2014 09:24, Luca Ellero wrote:
There is only one pio_word in this DMA transaction so data field must be 1.
Signed-off-by: Luca Ellero <luca.ell...@brickedbrain.com>
---
drivers/mtd/nand/mxs_nand.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c
index 7a064ab..616c9ca 100644
--- a/drivers/mtd/nand/mxs_nand.c
+++ b/drivers/mtd/nand/mxs_nand.c
@@ -305,7 +305,7 @@ static void mxs_nand_cmd_ctrl(struct mtd_info *mtd, int
data, unsigned int ctrl)
d->cmd.data =
MXS_DMA_DESC_COMMAND_DMA_READ | MXS_DMA_DESC_IRQ |
MXS_DMA_DESC_CHAIN | MXS_DMA_DESC_DEC_SEM |
- MXS_DMA_DESC_WAIT4END | (3 << MXS_DMA_DESC_PIO_WORDS_OFFSET) |
+ MXS_DMA_DESC_WAIT4END | (1 << MXS_DMA_DESC_PIO_WORDS_OFFSET) |
(nand_info->cmd_queue_len << MXS_DMA_DESC_BYTES_OFFSET);
What error or problem does this incorrect setup cause in your case? I'm
asking since I'm also using this driver in some mx6 system and have not
seen any issues.
Thanks,
Stefan
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