diff options
| author | Lokesh Vutla <lokeshvutla@ti.com> | 2019-10-01 10:41:01 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-10-11 13:32:40 -0400 |
| commit | 5c6e497eaaf2c76344f82e823c2a0aad3cc26167 (patch) | |
| tree | e8ff78640a9b892bd1026d4b1bead169f8c95fed | |
| parent | 60e3d43a26d0334dd09521220e0312d50679b1c7 (diff) | |
| download | u-boot-WIP/2019-10-11-ti-imports.tar.gz | |
arm: dra7xx: Hang on any failure during IOdelay recalibrationWIP/2019-10-11-ti-imports
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>
| -rw-r--r-- | arch/arm/mach-omap2/omap5/dra7xx_iodelay.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap5/dra7xx_iodelay.c b/arch/arm/mach-omap2/omap5/dra7xx_iodelay.c index 9bd7051786..9eda57c450 100644 --- 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; } |