IRQ_i_CFG
enable = pdc_reg_read(IRQ_i_CFG, pin_out);
pdc_reg_write(IRQ_i_CFG, pin_out, enable);
old_pdc_type = pdc_reg_read(IRQ_i_CFG, d->hwirq);
pdc_reg_write(IRQ_i_CFG, d->hwirq, pdc_type);