[PATCH 1/2] Revert "ARM: dts: imx: use dual-fifo sdma script for ssi"

Shawn Guo shawn.guo at linaro.org
Thu Jan 9 21:44:03 EST 2014


On Wed, Jan 08, 2014 at 04:45:55PM +0800, Nicolin Chen wrote:
> This reverts commit b1d27c79c8377df1880447375deffa3bb82c7bd3.
> 
> Previously we switched the SSI scriprt to dual-fifo mode to reduce playback
> underrun issue, which is only included by SDMA firmware version 2. However,
> there are quite a lot people still using version 1 or default firmware in
> the ROM code of SoC while these two kinds of firmwares do not support the
> dual-fifo script and the audio function on their platform would be broken.
> 
> Thus this patch provisionally reverts the dual-fifo script to the original
> single fifo script to meet all kinds of users' requirements, including the
> version 1/2 or inner ROM firmware.
> 
> Reported-by: Fabio Estevam <fabio.estevam at freescale.com>
> Signed-off-by: Nicolin Chen <Guangyu.Chen at freescale.com>

If Vinod's tree can be rebased, the patch can just be dropped.
Otherwise,

Acked-by: Shawn Guo <shawn.guo at linaro.org>




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