usb: host: Add ehci-vf USB driver for ARM Vybrid SoC's

This driver adds support for the USB peripheral on Freescale Vybrid
SoC's.

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
diff --git a/arch/arm/include/asm/imx-common/regs-usbphy.h b/arch/arm/include/asm/imx-common/regs-usbphy.h
new file mode 100644
index 0000000..220e45f
--- /dev/null
+++ b/arch/arm/include/asm/imx-common/regs-usbphy.h
@@ -0,0 +1,26 @@
+/*
+ * Freescale USB PHY Register Definitions
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ */
+
+#ifndef __REGS_USBPHY_H__
+#define __REGS_USBPHY_H__
+
+#define USBPHY_CTRL						0x00000030
+#define USBPHY_CTRL_SET					0x00000034
+#define USBPHY_CTRL_CLR					0x00000038
+#define USBPHY_CTRL_TOG					0x0000003C
+#define USBPHY_PWD						0x00000000
+#define USBPHY_TX						0x00000010
+#define USBPHY_RX						0x00000020
+#define USBPHY_DEBUG					0x00000050
+
+#define USBPHY_CTRL_ENUTMILEVEL2		(1 << 14)
+#define USBPHY_CTRL_ENUTMILEVEL3		(1 << 15)
+#define USBPHY_CTRL_OTG_ID				(1 << 27)
+#define USBPHY_CTRL_CLKGATE				(1 << 30)
+#define USBPHY_CTRL_SFTRST				(1 << 31)
+
+#endif /* __REGS_USBPHY_H__ */