Messages in this thread | | | Date | Wed, 8 Jan 2014 10:03:26 -0200 | Subject | Re: [PATCH 1/2] Revert "ARM: dts: imx: use dual-fifo sdma script for ssi" | From | Fabio Estevam <> |
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On Wed, Jan 8, 2014 at 6:45 AM, Nicolin Chen <Guangyu.Chen@freescale.com> 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@freescale.com> > Signed-off-by: Nicolin Chen <Guangyu.Chen@freescale.com>
Thanks, Nicolin.
This fixes audio playback without additional SDMA firmware:
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
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