[RESEND PATCH V7 4/6] i2c: qup: Add bam dma capabilities

Wolfram Sang wsa at the-dreams.de
Wed Feb 24 02:19:49 PST 2016


On Mon, Feb 22, 2016 at 05:38:15PM +0530, Sricharan R wrote:
> QUP cores can be attached to a BAM module, which acts as
> a dma engine for the QUP core. When DMA with BAM is enabled,
> the BAM consumer pipe transmitted data is written to the
> output FIFO and the BAM producer pipe received data is read
> from the input FIFO.
> 
> With BAM capabilities, qup-i2c core can transfer more than
> 256 bytes, without a 'stop' which is not possible otherwise.
> 
> Signed-off-by: Sricharan R <sricharan at codeaurora.org>
> Reviewed-by: Andy Gross <andy.gross at linaro.org>
> Tested-by: Archit Taneja <architt at codeaurora.org>
> Tested-by: Telkar Nagender <ntelkar at codeaurora.org>

Applied to for-next, thanks!

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