Restart the SSP block in case the SSP transfer failed in any way.
The block hung in some cases otherwise.
Signed-off-by: Marek Vasut ma...@denx.de
Cc: Chris Ball c...@laptop.org
Cc: Shawn Guo shawn@linaro.org
Cc: Mark Brown broo...@opensource.wolfsonmicro.com
Cc: Fabio Estevam fabio.este...@freescale.com
---
drivers/spi/spi-mxs.c |4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 746359e..8075683 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -445,8 +445,10 @@ static int mxs_spi_transfer_one(struct spi_master *master,
}
m-actual_length += t-len;
- if (status)
+ if (status) {
+ stmp_reset_block(ssp-base);
break;
+ }
first = last = 0;
}
--
1.7.10.4
--
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and
threat landscape has changed and how IT managers can respond. Discussions
will include endpoint security, mobile security and the latest in malware
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
___
spi-devel-general mailing list
spi-devel-general@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/spi-devel-general
