[PATCH 140/260] usb/host: introduce USB_ARCH_HAS_XHCI

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From: Felipe Balbi <balbi@xxxxxx>

to make it look like OHCI and EHCI, we introduce
that symbol and USB_XHCI_HCD depend on that
instead of PCI.

[bigeasy@xxxxxxxxxxxxx: wire up USB_ARCH_HAS_HCD]

Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/usb/Kconfig      |    6 ++++++
 drivers/usb/host/Kconfig |    2 +-
 2 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index 97c4cc7..251279e 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -24,6 +24,7 @@ config USB_ARCH_HAS_HCD
 	boolean
 	default y if USB_ARCH_HAS_OHCI
 	default y if USB_ARCH_HAS_EHCI
+	default y if USB_ARCH_HAS_XHCI
 	default y if PCMCIA && !M32R			# sl811_cs
 	default y if ARM				# SL-811
 	default y if BLACKFIN				# SL-811
@@ -77,6 +78,11 @@ config USB_ARCH_HAS_EHCI
 	default y if ARCH_MMP
 	default PCI
 
+# some non-PCI HCDs implement xHCI
+config USB_ARCH_HAS_XHCI
+	boolean
+	default PCI
+
 # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface.
 config USB
 	tristate "Support for Host-side USB"
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 13e1f67..3e5b235 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -19,7 +19,7 @@ config USB_C67X00_HCD
 
 config USB_XHCI_HCD
 	tristate "xHCI HCD (USB 3.0) support (EXPERIMENTAL)"
-	depends on USB && PCI && EXPERIMENTAL
+	depends on USB && USB_ARCH_HAS_XHCI && EXPERIMENTAL
 	---help---
 	  The eXtensible Host Controller Interface (xHCI) is standard for USB 3.0
 	  "SuperSpeed" host controller hardware.
-- 
1.7.7

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