We're currently disabling clocks/power immediately after writing to
FSRRESTORE, but if the fault is not handled before we disable the
clocks/power then the fault could be lost. Add a 1-second sleep after
writing to FSRRESTORE to give the interrupt time to fire before turning
clocks/power back off.
Change-Id: Ieeba49686da5da92e43f03c3c593166592184433
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
dev_err(smmu->dev, "Writing 0x%lx to FSRRESTORE on cb %d\n",
flags, cfg->cbndx);
writel_relaxed(flags, cb_base + ARM_SMMU_CB_FSRRESTORE);
+ /* give the interrupt time to fire... */
+ msleep(1000);
arm_smmu_disable_clocks(smmu);
}