AVIC_EDGE_CLR
writel(sbit, vic->base + AVIC_EDGE_CLR + sidx * 4);
writel(sbit, vic->base + AVIC_EDGE_CLR + sidx * 4);
writel(0xffffffff, vic->base + AVIC_EDGE_CLR);
writel(0xffffffff, vic->base + AVIC_EDGE_CLR + 4);