ARM: OMAP5: USB: Add OMAP5 common USB EHCI information

* Enable the OMAP5 EHCI host clocks
* Add OMAP5 EHCI register definitions
* Add OMAP5 ES2 host revision

Signed-off-by: Dan Murphy <dmurphy@ti.com>
diff --git a/arch/arm/include/asm/ehci-omap.h b/arch/arm/include/asm/ehci-omap.h
index 77e8170..ac83a53 100644
--- a/arch/arm/include/asm/ehci-omap.h
+++ b/arch/arm/include/asm/ehci-omap.h
@@ -42,6 +42,7 @@
 /* Values of UHH_REVISION - Note: these are not given in the TRM */
 #define OMAP_USBHS_REV1					0x00000010 /* OMAP3 */
 #define OMAP_USBHS_REV2					0x50700100 /* OMAP4 */
+#define OMAP_USBHS_REV2_1				0x50700101 /* OMAP5 */
 
 /* UHH Register Set */
 #define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN		(1 << 2)
@@ -60,6 +61,7 @@
 #define OMAP_P2_MODE_CLEAR				(3 << 18)
 #define OMAP_P2_MODE_TLL				(1 << 18)
 #define OMAP_P2_MODE_HSIC				(3 << 18)
+#define OMAP_P3_MODE_CLEAR				(3 << 20)
 #define OMAP_P3_MODE_HSIC				(3 << 20)
 
 /* EHCI Register Set */