Merge tag 'irqchip-for-4.8-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull genirq/irqchip fixes for 4.8-rc4 from Marc Zygnier

- A critical fix for chained irqchip where we failed to configure
  the cascade interrupt trigger
- A GIC fix for self-IPI in SMP-on-UP configurations
- A PM fix for GICv3
- A initialization fix the the GICv3 ITS, triggered by kexec