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-rw-r--r--drivers/usb/musb/Kconfig61
1 files changed, 34 insertions, 27 deletions
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 07a03460a598..f70cab3beeec 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -5,14 +5,13 @@
# (M)HDRC = (Multipoint) Highspeed Dual-Role Controller
config USB_MUSB_HDRC
+ tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
depends on USB && USB_GADGET
- depends on (ARM || (BF54x && !BF544) || (BF52x && !BF522 && !BF523))
select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN)
select TWL4030_USB if MACH_OMAP_3430SDP
select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
select USB_OTG_UTILS
select USB_GADGET_DUALSPEED
- tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
help
Say Y here if your system has a dual role high speed USB
controller based on the Mentor Graphics silicon IP. Then
@@ -31,9 +30,10 @@ config USB_MUSB_HDRC
To compile this driver as a module, choose M here; the
module will be called "musb-hdrc".
+if USB_MUSB_HDRC
+
choice
prompt "Platform Glue Layer"
- depends on USB_MUSB_HDRC
config USB_MUSB_DAVINCI
tristate "DaVinci"
@@ -45,7 +45,6 @@ config USB_MUSB_DA8XX
config USB_MUSB_TUSB6010
tristate "TUSB6010"
- depends on ARCH_OMAP
config USB_MUSB_OMAP2PLUS
tristate "OMAP2430 and onwards"
@@ -65,46 +64,54 @@ config USB_MUSB_UX500
endchoice
-config MUSB_PIO_ONLY
- bool 'Disable DMA (always use PIO)'
- depends on USB_MUSB_HDRC
- default USB_MUSB_TUSB6010 || USB_MUSB_DA8XX || USB_MUSB_AM35X
+choice
+ prompt 'MUSB DMA mode'
+ default USB_UX500_DMA if USB_MUSB_UX500
+ default USB_INVENTRA_DMA if USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
+ default USB_TI_CPPI_DMA if USB_MUSB_DAVINCI
+ default USB_TUSB_OMAP_DMA if USB_MUSB_TUSB6010
+ default MUSB_PIO_ONLY if USB_MUSB_TUSB6010 || USB_MUSB_DA8XX || USB_MUSB_AM35X
help
- All data is copied between memory and FIFO by the CPU.
- DMA controllers are ignored.
-
- Do not select 'n' here unless DMA support for your SOC or board
- is unavailable (or unstable). When DMA is enabled at compile time,
- you can still disable it at run time using the "use_dma=n" module
- parameter.
+ Unfortunately, only one option can be enabled here. Ideally one
+ should be able to build all these drivers into one kernel to
+ allow using DMA on multiplatform kernels.
config USB_UX500_DMA
- bool
- depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
- default USB_MUSB_UX500
+ bool 'ST Ericsson U8500 and U5500'
+ depends on USB_MUSB_UX500
help
Enable DMA transfers on UX500 platforms.
config USB_INVENTRA_DMA
- bool
- depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
- default USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
+ bool 'Inventra'
+ depends on USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
help
Enable DMA transfers using Mentor's engine.
config USB_TI_CPPI_DMA
- bool
- depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
- default USB_MUSB_DAVINCI
+ bool 'TI CPPI (Davinci)'
+ depends on USB_MUSB_DAVINCI
help
Enable DMA transfers when TI CPPI DMA is available.
config USB_TUSB_OMAP_DMA
- bool
- depends on USB_MUSB_HDRC && !MUSB_PIO_ONLY
+ bool 'TUSB 6010'
depends on USB_MUSB_TUSB6010
depends on ARCH_OMAP
- default y
help
Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
+config MUSB_PIO_ONLY
+ bool 'Disable DMA (always use PIO)'
+ help
+ All data is copied between memory and FIFO by the CPU.
+ DMA controllers are ignored.
+
+ Do not choose this unless DMA support for your SOC or board
+ is unavailable (or unstable). When DMA is enabled at compile time,
+ you can still disable it at run time using the "use_dma=n" module
+ parameter.
+
+endchoice
+
+endif # USB_MUSB_HDRC