diff options
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index 93be090..4787fb2 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -896,6 +896,11 @@ int set_anatop_bypass(int wdog_reset_pin) */ reg = readw(&wdog->wcr); reg |= 1 << 3; + /* + * WDZST bit is write-once only bit. Align this bit in kernel, + * otherwise kernel code will have no chance to set this bit. + */ + reg |= 1 << 0; writew(reg, &wdog->wcr); return arm_orig_podf; |