projects
/
platform
/
kernel
/
u-boot.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
60e3d43
)
arm: dra7xx: Hang on any failure during IOdelay recalibration
author
Lokesh Vutla
<lokeshvutla@ti.com>
Tue, 1 Oct 2019 05:11:01 +0000
(10:41 +0530)
committer
Tom Rini
<trini@konsulko.com>
Fri, 11 Oct 2019 17:32:40 +0000
(13:32 -0400)
If there is any failure during IOdelay recalibration sequence, IOs are
not guaranteed to behave as expected. So hang on any failure during the
sequence.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
arch/arm/mach-omap2/omap5/dra7xx_iodelay.c
patch
|
blob
|
history
diff --git
a/arch/arm/mach-omap2/omap5/dra7xx_iodelay.c
b/arch/arm/mach-omap2/omap5/dra7xx_iodelay.c
index
9bd7051
..
9eda57c
100644
(file)
--- a/
arch/arm/mach-omap2/omap5/dra7xx_iodelay.c
+++ b/
arch/arm/mach-omap2/omap5/dra7xx_iodelay.c
@@
-241,6
+241,12
@@
void __recalibrate_iodelay_end(int ret)
debug("IODELAY: IO delay recalibration successfully completed\n");
}
+ /* If there is an error during iodelay recalibration, SoC is in a bad
+ * state. Do not progress any further.
+ */
+ if (ret)
+ hang();
+
return;
}