MTK_IRINT_EN_REG
val = mtk_r32(ir, ir->data->regs[MTK_IRINT_EN_REG]);
mtk_w32(ir, val & ~mask, ir->data->regs[MTK_IRINT_EN_REG]);
val = mtk_r32(ir, ir->data->regs[MTK_IRINT_EN_REG]);
mtk_w32(ir, val | mask, ir->data->regs[MTK_IRINT_EN_REG]);
[MTK_IRINT_EN_REG] = 0xcc,
[MTK_IRINT_EN_REG] = 0x1c,