i2c-omap: Switch to static adapter numbering

Update the OMAP I2C driver to use i2c_add_numbered_adapter(), so that
later patches can convert boards to using new-style drivers.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index bcd8367..e471e3b 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -605,7 +605,8 @@
 	adap->dev.parent = &pdev->dev;
 
 	/* i2c device drivers may be active on return from add_adapter() */
-	r = i2c_add_adapter(adap);
+	adap->nr = pdev->id;
+	r = i2c_add_numbered_adapter(adap);
 	if (r) {
 		dev_err(dev->dev, "failure adding adapter\n");
 		goto err_free_irq;