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authorDaniel Mack <zonque@gmail.com>2013-04-10 23:55:46 +0400
committerFelipe Balbi <balbi@ti.com>2013-05-28 20:22:23 +0400
commitb7b741ea38a32336b45870b76aaec1abe57badd0 (patch)
tree10d48d17c988e5f6b6743bd3d6eb97f9bc0e0679 /drivers/usb/musb/Kconfig
parent74c2e93600581d80695604126a3725a157d0ab72 (diff)
downloadlinux-b7b741ea38a32336b45870b76aaec1abe57badd0.tar.xz
usb: musb: add Kconfig options for HOST, GAGDET or DUAL_ROLE modes
This makes building the actual object files optional to the selected mode, which saves users who know which kind of USB mode support they need some binary size. Unimplemented functions are stubbed out with static inline functions. Signed-off-by: Daniel Mack <zonque@gmail.com> Acked-by: Peter Korsgaard <jacmet@sunsite.dk> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/Kconfig')
-rw-r--r--drivers/usb/musb/Kconfig29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 06f8d29af1ef..797e3fd45510 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -28,6 +28,35 @@ config USB_MUSB_HDRC
if USB_MUSB_HDRC
choice
+ bool "MUSB Mode Selection"
+ default USB_MUSB_DUAL_ROLE if (USB && USB_GADGET)
+ default USB_MUSB_HOST if (USB && !USB_GADGET)
+ default USB_MUSB_GADGET if (!USB && USB_GADGET)
+
+config USB_MUSB_HOST
+ bool "Host only mode"
+ depends on USB
+ help
+ Select this when you want to use MUSB in host mode only,
+ thereby the gadget feature will be regressed.
+
+config USB_MUSB_GADGET
+ bool "Gadget only mode"
+ depends on USB_GADGET
+ help
+ Select this when you want to use MUSB in gadget mode only,
+ thereby the host feature will be regressed.
+
+config USB_MUSB_DUAL_ROLE
+ bool "Dual Role mode"
+ depends on (USB && USB_GADGET)
+ help
+ This is the default mode of working of MUSB controller where
+ both host and gadget features are enabled.
+
+endchoice
+
+choice
prompt "Platform Glue Layer"
config USB_MUSB_DAVINCI