[RFC 14/15] usb: xhci: mtk: Add missing MFD_SYSCON dependency on HAS_IOMEM

[Krzysztof Kozlowski]

The MFD_SYSCON depends on HAS_IOMEM so when selecting it avoid unmet
direct dependencies.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
---
 drivers/usb/host/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 8c20ebbc049c..f759a778d606 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -45,6 +45,7 @@ config USB_XHCI_PLATFORM
 
 config USB_XHCI_MTK
 	tristate "xHCI support for Mediatek MT65xx"
+	depends on HAS_IOMEM	# For MFD_SYSCON
 	select MFD_SYSCON
 	depends on ARCH_MEDIATEK || COMPILE_TEST
 	---help---
-- 
2.5.0