platform: msm8994: Add qusb2 phy tuning registers

Add qusb2 phy tuning registers.

Change-Id: I347db4fa5b7d2e2cf25bfada658e346723583714
diff --git a/platform/msm8994/include/platform/iomap.h b/platform/msm8994/include/platform/iomap.h
index 2040d4a..08ad2e3 100644
--- a/platform/msm8994/include/platform/iomap.h
+++ b/platform/msm8994/include/platform/iomap.h
@@ -82,6 +82,11 @@
 #define QUSB2_PHY_BASE              (PERIPH_SS_BASE + 0x00339000)
 
 #define QUSB2PHY_PORT_POWERDOWN     (QUSB2_PHY_BASE + 0x000000B4)
+#define QUSB2PHY_PORT_UTMI_CTRL2    (QUSB2_PHY_BASE + 0x000000C4)
+#define QUSB2PHY_PORT_TUNE1         (QUSB2_PHY_BASE + 0x00000080)
+#define QUSB2PHY_PORT_TUNE2         (QUSB2_PHY_BASE + 0x00000084)
+#define QUSB2PHY_PORT_TUNE3         (QUSB2_PHY_BASE + 0x00000088)
+#define QUSB2PHY_PORT_TUNE4         (QUSB2_PHY_BASE + 0x0000008C)
 
 #define MSM_USB30_BASE              0xF9200000
 #define MSM_USB30_QSCRATCH_BASE     0xF92F8800