eurwdt_write_reg
eurwdt_write_reg(0x07, 0x08); /* set the logical device */
eurwdt_write_reg(WDT_TIMEOUT_VAL, (u8) timeout);
eurwdt_write_reg(WDT_CTRL_REG, 0x01); /* activate the WDT */
eurwdt_write_reg(WDT_OUTPIN_CFG,
eurwdt_write_reg(WDT_TIMER_CFG, irq << 4);
eurwdt_write_reg(WDT_UNIT_SEL, WDT_UNIT_SECS); /* we use seconds */