flashrom: Board enable for Portwell PPAP-2020VL

Unfortunately no unique subsystem IDs so flashrom must be started with
-m ppap-2020vl

Signed-off-by: Peter Stuge <peter@stuge.se>

Index: board_enable.c
===================================================================
--- board_enable.c	(revision 4030)
+++ board_enable.c	(working copy)
@@ -600,6 +600,32 @@
 	return 0;
 }
 
+static int board_portwell_ppap_2020vl(const char *name)
+{
+	uint8_t val;
+	uint16_t iobase;
+	struct pci_dev *dev;
+
+	dev = pci_dev_find(0x1106, 0x3227);
+	if (!dev) {
+		fprintf(stderr, "\nERROR: VT8237R ISA bridge not found.\n");
+		return -1;
+	}
+
+	/* Enable GPO24 */
+	val = pci_read_byte(dev, 0xe6);
+	val |= 1;
+	pci_write_byte(dev, 0xe6, val);
+
+	/* Set GPO24 high */
+	iobase = pci_read_long(dev, 0x88) & 0xff00;
+	val = INB(iobase + 0x4f);
+	val |= 1;
+	OUTB(val, iobase + 0x4f);
+
+	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
@@ -1014,6 +1040,20 @@
 		.enable			= ich6_gpio19_raise,
 	},
 	{
+		.first_vendor		= 0x1106,
+		.first_device		= 0x0314,
+		.first_card_vendor	= 0x0,
+		.first_card_device	= 0x0,
+		.second_vendor		= 0x1106,
+		.second_device		= 0x3227,
+		.second_card_vendor	= 0x0,
+		.second_card_device	= 0x0,
+		.lb_vendor		= "portwell",
+		.lb_part		= "ppap-2020vl",
+		.name			= "Portwell PPAP-2020VL",
+		.enable			= board_portwell_ppap_2020vl,
+	},
+	{
 		.first_vendor		= 0,
 		.first_device		= 0,
 		.first_card_vendor	= 0,