pcm037/pcm043/pca100: fix ULPI-related build warnings

Like this one (if CONFIG_USB_ULPI is not set):

arch/arm/mach-mx3/mach-pcm043.c:312: warning: 'otg_pdata' defined but not used
arch/arm/mach-mx3/mach-pcm043.c:317: warning: 'usbh1_pdata' defined but not used

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c
index 78d9185..8071b72 100644
--- a/arch/arm/mach-mx3/mach-pcm043.c
+++ b/arch/arm/mach-mx3/mach-pcm043.c
@@ -309,6 +309,7 @@
 	.hw_ecc = 1,
 };
 
+#if defined(CONFIG_USB_ULPI)
 static struct mxc_usbh_platform_data otg_pdata = {
 	.portsc	= MXC_EHCI_MODE_UTMI,
 	.flags	= MXC_EHCI_INTERFACE_DIFF_UNI,
@@ -319,6 +320,7 @@
 	.flags	= MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
 		  MXC_EHCI_IPPUE_DOWN,
 };
+#endif
 
 static struct fsl_usb2_platform_data otg_device_pdata = {
 	.operating_mode = FSL_USB2_DR_DEVICE,