imxrt: Added workaround for Cortex-M7 errata
@@ -212,6 +212,7 @@ _syscall_dispatch:
mov lr, #0
msr control, lr
mov lr, #0xfffffff9
+ dmb
cpsie if
bx lr
@@ -292,6 +293,7 @@ _intd1:
ror r1, r1, #2
msr control, r1
+ dmb
cpsie if
bx lr
.size _interrupts_dispatch, .-_interrupts_dispatch
