On Tue, Jun 12, 2018 at 3:55 PM, Srinivas Kandagatla
> GICR_WAKER can be a secured register, check this before accessing it
> as its done in power management code.
> Without this patch Qualcomm DB820c board crashes.
Are you sure this is the one causing the crash ?
As per GIC specification:
"When GICD_CTLR.DS==1, this register is always accessible.
When GICD_CTLR.DS==0, this is a Secure register. This register is RAZ/WI
to Non-secure accesses."