REG_001
au0828_clear(dev, REG_001, 2);
au0828_set(dev, REG_001, 2);
au0828_write(dev, REG_001, 0x0);
au0828_write(dev, REG_001, 0x02); /* xc5000 */
au0828_write(dev, REG_001, 0x0);
au0828_write(dev, REG_001, 0x02);