[PATCH v5 3/4] DMA: Freescale: update driver to support 8-channel DMA engine

Scott Wood scottwood at freescale.com
Thu Jul 25 05:30:07 EST 2013


On 07/24/2013 01:21:08 AM, hongbo.zhang at freescale.com wrote:
> From: Hongbo Zhang <hongbo.zhang at freescale.com>
> 
> This patch adds support to 8-channel DMA engine, thus the driver  
> works for both
> the new 8-channel and the legacy 4-channel DMA engines.
> 
> Signed-off-by: Hongbo Zhang <hongbo.zhang at freescale.com>
> ---
>  drivers/dma/Kconfig  |    9 +++++----
>  drivers/dma/fsldma.c |    9 ++++++---
>  drivers/dma/fsldma.h |    2 +-
>  3 files changed, 12 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
> index 6825957..1b78272 100644
> --- a/drivers/dma/Kconfig
> +++ b/drivers/dma/Kconfig
> @@ -89,14 +89,15 @@ config AT_HDMAC
>  	  Support the Atmel AHB DMA controller.
> 
>  config FSL_DMA
> -	tristate "Freescale Elo and Elo Plus DMA support"
> +	tristate "Freescale Elo series DMA support"
>  	depends on FSL_SOC
>  	select DMA_ENGINE
>  	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
>  	---help---
> -	  Enable support for the Freescale Elo and Elo Plus DMA  
> controllers.
> -	  The Elo is the DMA controller on some 82xx and 83xx parts,  
> and the
> -	  Elo Plus is the DMA controller on 85xx and 86xx parts.
> +	  Enable support for the Freescale Elo series DMA controllers.
> +	  The Elo is the DMA controller on some mpc82xx and mpc83xx  
> parts, the
> +	  EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the  
> Elo3 is on
> +	  some Txxx and Bxxx parts. Look up user manuals for details  
> anyway.

The user manuals do not use the "elo" terminology.  I also don't  
understand the tone you're trying to convey with "anyway".

-Scott


More information about the Linuxppc-dev mailing list