Board enable for Shuttle AK31.

All AK31 versions, 1.x, 2.x and 3.x are supported by this board enable.
Sadly this board can not be autodetected.

Re-uses the epox ep 8k5a2 board enable, which now lost its check for
the VT8235 ISA bridge and got renamed to w836xx_memw_enable_2e.

Signed-off-by: Luc Verhaegen <libv@skynet.be>

Index: board_enable.c
===================================================================
--- board_enable.c	(revision 612)
+++ board_enable.c	(working copy)
@@ -297,18 +297,13 @@
 }
 
 /**
- * Suited for EPoX EP-8K5A2 and Albatron PM266A.
+ * Suited for:
+ *   - EPoX EP-8K5A2: VIA KT333 + VT8235.
+ *   - Albatron PM266A: VIA P4M266A + VT8235.
+ *   - Shuttle AK31 (all versions): VIA KT266 + VT8233.
  */
-static int board_epox_ep_8k5a2(const char *name)
+static int w836xx_memw_enable_2e(const char *name)
 {
-	struct pci_dev *dev;
-
-	dev = pci_dev_find(0x1106, 0x3177);	/* VT8235 ISA bridge */
-	if (!dev) {
-		fprintf(stderr, "\nERROR: VT8235 ISA bridge not found.\n");
-		return -1;
-	}
-
 	w836xx_memw_enable(0x2E);
 
 	return 0;
@@ -811,14 +806,14 @@
 	/* first pci-id set [4],          second pci-id set [4],          coreboot id [2],             vendor name    board name            flash enable */
 	{0x8086, 0x1130,      0,      0,  0x105a, 0x0d30, 0x105a, 0x4d33, "acorp",      "6a815epd",    "Acorp",       "6A815EPD",           board_acorp_6a815epd},
 	{0x1022, 0x746B, 0x1022, 0x36C0,       0,      0,      0,      0, "AGAMI",      "ARUMA",       "agami",       "Aruma",              w83627hf_gpio24_raise_2e},
-	{0x1106, 0x3177, 0x17F2, 0x3177,  0x1106, 0x3148, 0x17F2, 0x3148, NULL,         NULL,          "Albatron",    "PM266A",             board_epox_ep_8k5a2},
+	{0x1106, 0x3177, 0x17F2, 0x3177,  0x1106, 0x3148, 0x17F2, 0x3148, NULL,         NULL,          "Albatron",    "PM266A",             w836xx_memw_enable_2e},
 	{0x1022, 0x2090,      0,      0,  0x1022, 0x2080,      0,      0, "artecgroup", "dbe61",       "Artec Group", "DBE61",              board_artecgroup_dbe6x},
 	{0x1022, 0x2090,      0,      0,  0x1022, 0x2080,      0,      0, "artecgroup", "dbe62",       "Artec Group", "DBE62",              board_artecgroup_dbe6x},
 	{0x1106, 0x3177, 0x1043, 0x80A1,  0x1106, 0x3205, 0x1043, 0x8118, NULL,         NULL,          "ASUS",        "A7V8-MX SE",         board_asus_a7v8x_mx},
 	{0x8086, 0x1a30, 0x1043, 0x8070,  0x8086, 0x244b, 0x1043, 0x8028, NULL,         NULL,          "ASUS",        "P4B266",             ich2_gpio22_raise},
 	{0x10B9, 0x1541,      0,      0,  0x10B9, 0x1533,      0,      0, "asus",       "p5a",         "ASUS",        "P5A",                board_asus_p5a},
 	{0x1106, 0x3149, 0x1565, 0x3206,  0x1106, 0x3344, 0x1565, 0x1202, NULL,         NULL,          "BioStar",     "P4M80-M4",           board_biostar_p4m80_m4},
-	{0x1106, 0x3177, 0x1106, 0x3177,  0x1106, 0x3059, 0x1695, 0x3005, NULL,         NULL,          "EPoX",        "EP-8K5A2",           board_epox_ep_8k5a2},
+	{0x1106, 0x3177, 0x1106, 0x3177,  0x1106, 0x3059, 0x1695, 0x3005, NULL,         NULL,          "EPoX",        "EP-8K5A2",           w836xx_memw_enable_2e},
 	{0x8086, 0x7110,      0,      0,  0x8086, 0x7190,      0,      0, "epox",       "ep-bx3",      "EPoX",        "EP-BX3",             board_epox_ep_bx3},
 	{0x1039, 0x0761,      0,      0,       0,      0,      0,      0, "gigabyte",   "2761gxdk",    "GIGABYTE",    "GA-2761GXDK",        it87xx_probe_spi_flash},
 	{0x1106, 0x3227, 0x1458, 0x5001,  0x10ec, 0x8139, 0x1458, 0xe000, NULL,         NULL,          "GIGABYTE",    "GA-7VT600",          board_biostar_p4m80_m4},
@@ -842,6 +837,7 @@
 	{0x1106, 0x0571, 0x1462, 0x7120,       0,      0,      0,      0, "msi",        "kt4v",        "MSI",         "MS-6712 (KT4V)",     board_msi_kt4v},
 	{0x13f6, 0x0111, 0x1462, 0x5900,  0x1106, 0x3177, 0x1106,      0, "msi",        "kt4ultra",    "MSI",         "MS-6590 (KT4 Ultra)",board_msi_kt4v},
 	{0x8086, 0x2658, 0x1462, 0x7046,  0x1106, 0x3044, 0x1462, 0x046d, NULL,         NULL,          "MSI",         "MS-7046",            ich6_gpio19_raise},
+	{0x1106, 0x3099,      0,      0,  0x1106, 0x3074,      0,      0, "shuttle",    "ak31",        "Shuttle",     "AK31",               w836xx_memw_enable_2e},
 	{0x1106, 0x3038, 0x0925, 0x1234,  0x1106, 0x3058, 0x15DD, 0x7609, NULL,         NULL,          "Soyo",        "SY-7VCA",            board_soyo_sy_7vca},
 	{0x8086, 0x1076, 0x8086, 0x1176,  0x1106, 0x3059, 0x10f1, 0x2498, NULL,         NULL,          "Tyan",        "S2498 (Tomcat K7M)", board_asus_a7v8x_mx},
 	{0x1106, 0x0314, 0x1106, 0xaa08,  0x1106, 0x3227, 0x1106, 0xAA08, NULL,         NULL,          "VIA",         "EPIA-CN",            board_via_epia_sp},