LS3_IRT_INTENCLR
REGVAL(LS3_IRT_INTENCLR(0)) = isr;
REGVAL(LS3_IRT_INTENCLR(0)) = 1u << LS3_IRQ_HT1(0);
REGVAL(LS3_IRT_INTENCLR(node)) = ~0u;