[PATCH v5 0/2] ASoC: Add SPDIF support for Allwinner SoCs

Code Kipper codekipper at gmail.com
Mon Feb 8 08:40:34 PST 2016


NAK...last bunch of changes introduced a warning which slipped
through, I'll fix that and send a new patch series.
CK

On 8 February 2016 at 16:26,  <codekipper at gmail.com> wrote:
> From: Marcus Cooper <codekipper at gmail.com>
>
> This patch set adds support for the Allwinner SPDIF transceiver.
>
> For now just the SPDIF transmitter has been tested on a Mele A2000(A10)
> and a Itead Ibox(A20).
>
> In order for this patch set to be functional we require an audio clock patch
> which will be delivered separately. For those that are interested I've pushed
> the patches here with all the required changes to get SPDIF audio out of the
> device.
>
> https://github.com/codekipper/linux-sunxi/commits/spdif_delivery
>
> Thanks in advance,
> CK
>
> ---
> Changes since v4:
> - corrected indentation issues
> - removed old macros
> - removed unnecessary enabling of apb clock
>
> Changes since v3:
> - removed code required for spdif capture
> - added disable/enable of apb clk to suspend/resume.
> - removed unnecessary dt checks in probe
> - fixed error conditions in probe/resume
> - modified pm_runtime functionality and confirmed that driver worked when PM was disabled.
> - removed .owner from platform driver
> - renamed bindings file
>
> Changes since v2:
> - removed sunxi-machine-spdif and replaced with simple audio card
> - removed untested compatibilities from device tree documentation
> - added pm_runtime and remove shutdown
> - removed pll2 as it's the parent of the spdif clock
> - rename clk to spdif_clk
> - removed enabling of mclk output
> - removed interrupts status being cleared as it's not being used
> - use default fifo settings for now
> - fixed alignments for wrapped lines
>
> Changes since v1:
> - Moved sunxi-machine-spdif.c to separate patch
> - replaced sunxi in naming scheme with sun4i in the sun4i-spdif driver.
> - split tx controller into separate enable/disable functions
> - moved setclk and setfmt functionality into hw params
> - added support for mono signals.
> - cleaned up probe clock set up.
> - removed all writes to transmit status registers.
> - removed of_id
> - removed power management code.
> - Added support for more rates.
>
> Marcus Cooper (2):
>   dt-bindings: sunxi :add sun4i SPDIF transceiver
>   ASoC: sunxi: Add support for the SPDIF block
>
>  .../bindings/sound/sunxi,sun4i-spdif.txt           |  39 ++
>  sound/soc/sunxi/Kconfig                            |   8 +
>  sound/soc/sunxi/Makefile                           |   1 +
>  sound/soc/sunxi/sun4i-spdif.c                      | 549 +++++++++++++++++++++
>  4 files changed, 597 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/sunxi,sun4i-spdif.txt
>  create mode 100644 sound/soc/sunxi/sun4i-spdif.c
>
> --
> 2.7.1
>



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