ARM: multi_v7_defconfig: Enable OHCI on exynos SoCs

Enable the USB OHCI driver for Exynos SoCs: S5PV210, Exynos4 family,
Exynos5250, Exynos5440 and Exynos542x/5800 family.
Signed-off-by: NKrzysztof Kozlowski <k.kozlowski.k@gmail.com>
Reviewed-by: NJavier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: NKukjin Kim <kgene@kernel.org>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

arch/arm/configs/multi_v7_defconfig

@@ -476,6 +476,7 @@ CONFIG_USB_ISP1760_HCD=y
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_STI=y
 CONFIG_USB_OHCI_HCD_PLATFORM=y
+CONFIG_USB_OHCI_EXYNOS=m
 CONFIG_USB_R8A66597_HCD=m
 CONFIG_USB_RENESAS_USBHS=m
 CONFIG_USB_STORAGE=y