linux-kernel - Re: [PATCH v4 0/7] Allwinner H6 SPDIF support

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Message-ID: <CAJiuCcfUhBxEr=o7VVpPROQZadQh7z1QC0SkWSYt-53Sj3H2qw@mail.gmail.com>
Date:   Fri, 14 Jun 2019 10:29:57 +0200
From:   Clément Péron <peron.clem@...il.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>, Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Jagan Teki <jagan@...rulasolutions.com>
Cc:     Linux-ALSA <alsa-devel@...a-project.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH v4 0/7] Allwinner H6 SPDIF support

Hi,

On Mon, 27 May 2019 at 22:10, Clément Péron <peron.clem@...il.com> wrote:
>
> *H6 DMA support IS REQUIRED*

DMA has been merged, so this series can be merge when ASoC maintainers
have reviewed it.

Regards,
Clément

>
> Allwinner H6 SoC has a SPDIF controller called One Wire Audio (OWA) which
> is different from the previous H3 generation and not compatible.
>
> Difference are an increase of fifo sizes, some memory mapping are different
> and there is now the possibility to output the master clock on a pin.
>
> Actually all these features are unused and only a bit for flushing the TX
> fifo is required.
>
> Also this series requires the DMA working on H6, a first version has been
> submitted by Jernej Škrabec[1] but has not been accepted yet.
>
> [1] https://patchwork.kernel.org/project/linux-arm-kernel/list/?series=89011
>
> Changes since v3:
>  - rename reg_fctl_ftx to val_fctl_ftx
>  - rebase this series on sound-next
>  - fix dt-bindings due to change in sound-next
>  - change node name sound_spdif to sound-spdif
>
> Changes since v2:
>  - Split quirks and H6 support patch
>  - Add specific section for quirks comment
>
> Changes since v1:
>  - Remove H3 compatible
>  - Add TX fifo bit flush quirks
>  - Add H6 bindings in SPDIF driver
>
> Clément Péron (7):
>   dt-bindings: sound: sun4i-spdif: Add Allwinner H6 compatible
>   ASoC: sun4i-spdif: Move quirks to the top
>   ASoC: sun4i-spdif: Add TX fifo bit flush quirks
>   ASoC: sun4i-spdif: Add support for H6 SoC
>   arm64: dts: allwinner: Add SPDIF node for Allwinner H6
>   arm64: dts: allwinner: h6: Enable SPDIF for Beelink GS1
>   arm64: defconfig: Enable Sun4i SPDIF module
>
>  .../sound/allwinner,sun4i-a10-spdif.yaml      |  1 +
>  .../dts/allwinner/sun50i-h6-beelink-gs1.dts   |  4 ++
>  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi  | 38 ++++++++++++++
>  arch/arm64/configs/defconfig                  |  1 +
>  sound/soc/sunxi/sun4i-spdif.c                 | 49 ++++++++++++++++---
>  5 files changed, 87 insertions(+), 6 deletions(-)
>
> --
> 2.20.1
>