CRUnINTS2
[CRUnINTS2] = 0x10,
rzg2l_cru_write(cru, CRUnINTS2, rzg2l_cru_read(cru, CRUnINTS2));
irq_status = rzg2l_cru_read(cru, CRUnINTS2);
rzg2l_cru_write(cru, CRUnINTS2, rzg2l_cru_read(cru, CRUnINTS2));