OMAP3: BeagleBoard: Enable pullups on i2c2.

This allows the reading of EEPROMS on the expansion bus without adding
external pull-ups.

Signed-off-by: Jason Kridner <jkridner@beagleboard.org>
Signed-off-by: Steve Kipisz <s-kipisz2@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index 89e3dba..2fdee7c 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -155,6 +155,10 @@
 {
 	struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
 	struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
+	struct control_prog_io *prog_io_base = (struct gpio *)OMAP34XX_CTRL_BASE;
+
+	/* Enable i2c2 pullup resisters */
+	writel(~(PRG_I2C2_PULLUPRESX), &prog_io_base->io1);
 
 	switch (get_board_revision()) {
 	case REVISION_AXBX: