USB: Add Samsung Exynos OHCI diver

This patch adds USB OHCI driver for Samsung EXYNOS SoCs.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 060e0e2..eea85dc 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -371,6 +371,12 @@
 	  Enables support for the on-chip OHCI controller on the SuperH.
 	  If you use the PCI OHCI controller, this option is not necessary.
 
+config USB_OHCI_EXYNOS
+	boolean "OHCI support for Samsung EXYNOS SoC Series"
+	depends on USB_OHCI_HCD && ARCH_EXYNOS
+	help
+	 Enable support for the Samsung Exynos SOC's on-chip OHCI controller.
+
 config USB_CNS3XXX_OHCI
 	bool "Cavium CNS3XXX OHCI Module"
 	depends on USB_OHCI_HCD && ARCH_CNS3XXX