usb: musb: USB_TI_CPPI41_DMA requires dmaengine support

The CPPI-4.1 driver selects TI_CPPI41, which is a dmaengine
driver and that may not be available when CONFIG_DMADEVICES
is not set:

warning: (USB_TI_CPPI41_DMA) selects TI_CPPI41 which has unmet direct dependencies (DMADEVICES && ARCH_OMAP)

This adds an extra dependency to avoid generating warnings in randconfig
builds. Ideally we'd remove the 'select' statement, but that has the
potential to break defconfig files.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 411dd19c682d ("usb: musb: Kconfig: Select the DMA driver if DMA mode of MUSB is enabled")
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 1f2037b..45c83ba 100644 (file)
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -159,7 +159,7 @@ config USB_TI_CPPI_DMA
 
 config USB_TI_CPPI41_DMA
        bool 'TI CPPI 4.1 (AM335x)'
-       depends on ARCH_OMAP
+       depends on ARCH_OMAP && DMADEVICES
        select TI_CPPI41
 
 config USB_TUSB_OMAP_DMA