[PATCH v5 0/6] Add support for S4 audio

[Jerome Brunet]

On Thu 10 Jul 2025 at 11:35, jiebing chen via B4 Relay <devnull+jiebing.chen.amlogic.com at kernel.org> wrote:

> This series completes the end-to-end audio support
> for S4 SoC from hardware bindings to driver implementation
> and system integration.
>
> 1 Device Tree Bindings Updates 
> Added audio power domain support for S4 SoC.Defined mclk/sclk pad clock IDs in AXG audio bindings.
> Add S4 audio tocodec binding support.
>
> 2 Driver Implementation
> Implemented S4 tocodec driver for G12A architecture.
> Add mclk pad divider support for S4 in AXG audio clock.
>
> 3 Device Tree Integration
> Add Amlogic S4 audio subsystem support in arm64 DTS.

Several subsystem in a single patchset spams a lot of people.
It is not strictly necessary here.

Ideally, one patchset per subsystem please.

>
> Signed-off-by: jiebing chen <jiebing.chen at amlogic.com>
> ---
> Changes in v5:
> - Fix warning Documentation/devicetree/bindings/clock/amlogic,axg-audio-clkc.yam when make dt_binding_check
> - The audio reg is mounted below the APB bus in dts file.
> - Deal with pad clock in a distinct controller.
> - Fix warning for sound/soc/meson/g12a-toacodec.c
> - Link to v4: https://lore.kernel.org/r/20250319-audio_drvier-v4-0-686867fad719@amlogic.com
>
> Changes in v4:
> - fix dtb check warning 
> - add maxItems of power domain for dt-bindings
> - fixed audio clock pads regmap base and reg offset 
> - use dapm widget to control tocodec bclk and mclk enable
> - Link to v3: https://lore.kernel.org/r/20250228-audio_drvier-v3-0-dbfd30507e4c@amlogic.com
>
> Changes in v3:
> - remove g12a tocodec switch event
> - Modify the incorrect title for dt-bindings
> - Link to v2: https://lore.kernel.org/r/20250214-audio_drvier-v2-0-37881fa37c9e@amlogic.com
>
> Changes in v2:
> - remove tdm pad control and change tocodec base on g12a
> - change hifipll rate to support 24bit
> - add s4 audio clock
> - Link to v1: https://lore.kernel.org/r/20250113-audio_drvier-v1-0-8c14770f38a0@amlogic.com
>
> ---
> jiebing chen (6):
>       dt-bindings: clock: meson: Add audio power domain for s4 soc
>       dt-bindings: clock: axg-audio: Add mclk and sclk pad clock ids
>       dt-bindings: Asoc: axg-audio: Add s4 audio tocodec
>       ASoC: meson: g12a-toacodec: Add s4 tocodec driver
>       clk: meson: axg-audio: Add the mclk pad div for s4 chip
>       arm64: dts: amlogic: Add Amlogic S4 Audio
>
>  .../bindings/clock/amlogic,axg-audio-clkc.yaml     |  55 ++-
>  .../bindings/sound/amlogic,g12a-toacodec.yaml      |   1 +
>  .../boot/dts/amlogic/meson-s4-s805x2-aq222.dts     | 218 +++++++++++
>  arch/arm64/boot/dts/amlogic/meson-s4.dtsi          | 387 ++++++++++++++++++
>  drivers/clk/meson/axg-audio.c                      | 435 ++++++++++++++++++++-
>  drivers/clk/meson/axg-audio.h                      |   6 +
>  include/dt-bindings/clock/axg-audio-clkc.h         |  11 +
>  sound/soc/meson/g12a-toacodec.c                    |  42 ++
>  8 files changed, 1152 insertions(+), 3 deletions(-)
> ---
> base-commit: 6ecd20965bdc21b265a0671ccf36d9ad8043f5ab
> change-id: 20250110-audio_drvier-07a5381c494b
>
> Best regards,

-- 
Jerome