[U-Boot] [PATCH] mtd: nand: mxs: fix PIO_WORD number

Luca Ellero luca.ellero at brickedbrain.com
Wed Dec 10 09:24:44 CET 2014


There is only one pio_word in this DMA transaction so data field must be 1.

Signed-off-by: Luca Ellero <luca.ellero at 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);
 
 	d->cmd.address = (dma_addr_t)nand_info->cmd_buf;
-- 
1.7.10.4



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