irqchip: versatile-fpga: add new compatible for OX810SE SoC

Under the OX810SE, this exact same interface is used as "Reference Peripheral
Specification" Interrupt Controller, so add a new compatible string in order
to support the Oxford Semiconductor OX810SE SoC interrupt controller.

Acked-by: Marc Zyngier <[e-mail]>
Signed-off-by: Neil Armstrong <[e-mail]>

drivers/irqchip/irq-versatile-fpga.c

···
 }
 IRQCHIP_DECLARE(arm_fpga, "arm,versatile-fpga-irq", fpga_irq_of_init);
 IRQCHIP_DECLARE(arm_fpga_sic, "arm,versatile-sic", fpga_irq_of_init);
+IRQCHIP_DECLARE(ox810se_rps, "oxsemi,ox810se-rps-irq", fpga_irq_of_init);
 #endif