Index: board_enable.c
===================================================================
--- board_enable.c	(revision 3322)
+++ board_enable.c	(working copy)
@@ -466,8 +466,38 @@
 	OUTL(val, gpiobar + ICH7_GPIO_LVL2);
 
 	return 0;
 }
 
+static int board_mp2_bx_x(const char *name)
+{
+	struct pci_dev *dev;
+	uint16_t gpiobar;
+	uint32_t val;
+
+	/* On this board GPO28 has to be set to low,
+	 * see PIIX4 specification for details.
+	 */
+	dev = pci_dev_find(0x8086, 0x7113);     /* Intel PIIX4 */
+	if (!dev) {
+		// This will never happen on this board
+		fprintf(stderr, "\nERROR: PIIX4 not found.\n");
+		return -1;
+	}
+
+	/* Use PMBA register for Power Management IO Base,
+	 * GPO ports are in Power Management region.
+	 */
+	gpiobar = pci_read_word(dev, 0x40) & 0xfffc;
+
+	/* GPO28 is bit 4 of port 0x37. */
+	val = INL(gpiobar + 0x37);
+	printf_debug("\nGPIOBAR=0x%04x, port 0x37: 0x%08x\n", gpiobar, val);
+	val &= ~(1 << 4);
+	OUTL(val, gpiobar + 0x37);
+
+	return 0;
+}
+
 /**
  * We use 2 sets of IDs here, you're free to choose which is which. This
  * is to provide a very high degree of certainty when matching a board on
@@ -535,6 +565,8 @@
 	 "artecgroup", "dbe62", "Artec Group DBE62", board_artecgroup_dbe6x},
  	{0x8086, 0x27b8, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
  	 "kontron", "986lcd-m", "Kontron 986LCD-M", board_kontron_986lcd_m},
+	{0x8086, 0x7113, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	 "delta", "mp2-bx-x", "Delta MP2-BX-X", board_mp2_bx_x},
 	{0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL}	/* Keep this */
 };
 
