[PATCH v7 0/4] Add dual-fifo mode support of i.MX ssi

[Nicolin Chen]

Hi all,

   I'm sorry to push this. But this series has been an orphan for a while.
   Could any one please receive and foster it?

Thank you.
Nicolin Chen

On Wed, Nov 13, 2013 at 10:55:23PM +0800, Nicolin Chen wrote:
>  * ! This series of patches has a direct dependency between them. When
>  * ! applying them, we need to apply to one single branch. Otherwise,
>  * ! it would break currect branches.
> 
> Changelog
> v7:
>  * Appended missing Acked-by to all four patches.
>  * Sorry that I didn't add them at the first place.
> v6:
>  * PATCH-1: Use goto err_firmware instead of return directly.
>  *
>  * Nothing changes for the other three ack-ed patches
> v5:
>  * PATCH-3: Add period size constraint when using dual fifo mode
>  *
>  * Nothing changes for the other three patches
> v4:
>  * PATCH-3: Drop useless register configuration.
>  *
>  * Nothing changes for the other three patches
> v3:
>  * PATCH-1: Add comments to indicate the end of v1 and v2 array.
>  * PATCH-3: Use better way to keep watermark as even number.
>  *
>  * Nothing changes for PATCH-2 and PATCH-4
> v2:
>  * Instead of adding rogue scripts to current SDMA driver based on firmware
>  * V1, we define the new SDMA firmware as version 2 and bisect the PATCH-1
>  * to two patches: The first is to add version check code to the SDMA driver;
>  * And the second is to add SSI dual FIFO DMATYPE.
>  *
>  * Nothing changes for the last two patches.
> v1:
>  * SSI can reduce hardware overrun/underrun possibility when using dual
>  * fifo mode. To support this mode, we need to first update sdma sciprt
>  * list, and then enable dual fifo BIT in SSI driver, and last update DT
>  * bindings of i.MX series.
> 
> Nicolin Chen (4):
>   dma: imx-sdma: Add sdma firmware version 2 support
>   dma: imx-sdma: Add new dma type for ssi dual fifo script
>   ASoC: fsl_ssi: Add dual fifo mode support
>   ARM: dts: imx: use dual-fifo sdma script for ssi
> 
>  .../devicetree/bindings/dma/fsl-imx-sdma.txt       |  1 +
>  arch/arm/boot/dts/imx51.dtsi                       |  4 ++--
>  arch/arm/boot/dts/imx53.dtsi                       |  4 ++--
>  arch/arm/boot/dts/imx6qdl.dtsi                     | 12 +++++-----
>  arch/arm/boot/dts/imx6sl.dtsi                      | 12 +++++-----
>  drivers/dma/imx-sdma.c                             | 19 ++++++++++++++-
>  include/linux/platform_data/dma-imx-sdma.h         |  5 ++++
>  include/linux/platform_data/dma-imx.h              |  1 +
>  sound/soc/fsl/fsl_ssi.c                            | 27 +++++++++++++++++++++-
>  9 files changed, 67 insertions(+), 18 deletions(-)
> 
> -- 
> 1.8.4
> 
> 
> 
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