[PATCH v3 6/6] ARM: mvebu: use the ARMADA_370_XP_IRQ option

Now that there is a ARMADA_370_XP_IRQ option to enable the irqchip driver for Armada 370, XP, 375, 38x and 39x, let's select this option when needed. Note that this selection is currently not mandatory because ARMADA_370_XP_IRQ is for now always enabled when ARCH_MVEBU=y, but this is something

[PATCH v3 6/6] ARM: mvebu: use the ARMADA_370_XP_IRQ option

Now that there is a ARMADA_370_XP_IRQ option to enable the irqchip driver for Armada 370, XP, 375, 38x and 39x, let's select this option when needed. Note that this selection is currently not mandatory because ARMADA_370_XP_IRQ is for now always enabled when ARCH_MVEBU=y, but this is something