i2c-omap: fix build for !CONFIG_SUSPEND

fix the build break when !CONFIG_SUSPEND

drivers/i2c/busses/i2c-omap.c:1173: error: lvalue required as unary '&' operand
make[3]: *** [drivers/i2c/busses/i2c-omap.o] Error 1
make[2]: *** [drivers/i2c/busses] Error 2
make[1]: *** [drivers/i2c] Error 2
make: *** [drivers] Error 2

Signed-off-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 0541df9..adc1ee5 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1160,8 +1160,9 @@
 	.suspend = omap_i2c_suspend,
 	.resume = omap_i2c_resume,
 };
+#define OMAP_I2C_PM_OPS (&omap_i2c_pm_ops)
 #else
-#define omap_i2c_pm_ops NULL
+#define OMAP_I2C_PM_OPS NULL
 #endif
 
 static struct platform_driver omap_i2c_driver = {
@@ -1170,7 +1171,7 @@
 	.driver		= {
 		.name	= "omap_i2c",
 		.owner	= THIS_MODULE,
-		.pm     = &omap_i2c_pm_ops,
+		.pm	= OMAP_I2C_PM_OPS,
 	},
 };