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path: root/drivers/irqchip/irq-loongson-liointc.c
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2020-03-25irqchip: loongson-liointc: Workaround LPC IRQ ErrataJiaxun Yang
The 1.0 version of that controller has a bug that status bit of LPC IRQ sometimes doesn't get set correctly. So we can always blame LPC IRQ when spurious interrupt happens at the parent interrupt line which LPC IRQ supposed to route to. Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Co-developed-by: Huacai Chen <chenhc@lemote.com> Signed-off-by: Huacai Chen <chenhc@lemote.com> Reviewed-by: Marc Zyngier <maz@kernel.org> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-03-25irqchip: Add driver for Loongson I/O Local Interrupt ControllerJiaxun Yang
This controller appeared on Loongson family of chips as the primary package interrupt source. Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Co-developed-by: Huacai Chen <chenhc@lemote.com> Signed-off-by: Huacai Chen <chenhc@lemote.com> Reviewed-by: Marc Zyngier <maz@kernel.org> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>