On Wed, Mar 29, 2017 at 06:24:31PM +0200, Alexandre Bailon wrote:
> Currently, only the PIO mode is supported.
> This add support of CPPI 4.1 to DA8xx.
> As the In DA8xx the CPPI 4.1 DMA is a part of the USB.
> Create the CPPI 4.1 device as a child of USB.
>
> Signed-off-by: Alexandre Bailon <[email protected]>
> ---
> drivers/usb/musb/Kconfig | 4 ++--
> drivers/usb/musb/da8xx.c | 43 ++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 44 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
> index 72a2a50..5506a9c 100644
> --- a/drivers/usb/musb/Kconfig
> +++ b/drivers/usb/musb/Kconfig
> @@ -160,8 +160,8 @@ config USB_TI_CPPI_DMA
> Enable DMA transfers when TI CPPI DMA is available.
>
> config USB_TI_CPPI41_DMA
> - bool 'TI CPPI 4.1 (AM335x)'
> - depends on ARCH_OMAP && DMADEVICES
> + bool 'TI CPPI 4.1'
> + depends on (ARCH_OMAP || ARCH_DAVINCI_DA8XX) && DMADEVICES
> select TI_CPPI41
TI_CPPI41 also should depend on ARCH_DAVINCI_DA8XX due to this patch. You
might need the following change for dma Kconfig as well.
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index d01d59812cf3..15e31bfae9f9 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -514,8 +514,8 @@ config TIMB_DMA
Enable support for the Timberdale FPGA DMA engine.
config TI_CPPI41
- tristate "AM33xx CPPI41 DMA support"
- depends on ARCH_OMAP
+ tristate "CPPI41 DMA support"
+ depends on ARCH_OMAP || ARCH_DAVINCI_DA8XX
select DMA_ENGINE
help
The Communications Port Programming Interface (CPPI) 4.1 DMA engine
Regards,
-Bin.
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