linux-kernel - Re: [PATCH 0/3] ASoC: add CS42L84 codec driver

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Message-ID: <CAEg-Je9Oh2WOR7B-LrPOo6C30HH7ENisCKHvTm3MuKiBdswppQ@mail.gmail.com>
Date: Thu, 17 Oct 2024 13:49:17 -0400
From: Neal Gompa <neal@...pa.dev>
To: James Calligeros <jcalligeros99@...il.com>
Cc: Martin Povišer <povik+lin@...ebit.org>, 
	David Rhodes <david.rhodes@...rus.com>, Richard Fitzgerald <rf@...nsource.cirrus.com>, 
	Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, asahi@...ts.linux.dev, 
	linux-sound@...r.kernel.org, patches@...nsource.cirrus.com, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Hector Martin <marcan@...can.st>
Subject: Re: [PATCH 0/3] ASoC: add CS42L84 codec driver

On Wed, Oct 16, 2024 at 6:42 AM James Calligeros
<jcalligeros99@...il.com> wrote:
>
> Hi all,
>
> This patch set adds a driver for the Cirrus Logic CS42L84 codec. This chip
> is (so far) found only on Apple Silicon Macs. In keeping with proud Apple
> tradition, the CS42L84 is essentially just a CS42L42 with a different
> regmap and no publicly available datasheet. It may also be missing its
> parent's S/PDIF capabilities as none of Apple's devices support S/PDIF out,
> however this cannot be positively confirmed.
>
> This driver has lived in the downstream Asahi tree for quite a while now,
> and gained some refinements along the way. I have squashed most of these
> into the initial driver commit as they were small changes like tweaking
> msleep()s or filling out TLVs, but left seperate a larger change to
> tip/ring sense IRQ handling as it differs significantly from what is found
> in the CS42L42 driver.
>
> ---
> James Calligeros (1):
>       ASoC: cs42l84: leverage ring sense IRQs to correctly detect headsets
>
> Martin Povišer (2):
>       dt-bindings: sound: Add CS42L84 codec
>       ASoC: cs42l84: Add new codec driver
>
>  Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml |   60 +++++++
>  MAINTAINERS                                                 |    2 +
>  sound/soc/codecs/Kconfig                                    |    7 +
>  sound/soc/codecs/Makefile                                   |    2 +
>  sound/soc/codecs/cs42l84.c                                  | 1110 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  sound/soc/codecs/cs42l84.h                                  |  210 +++++++++++++++++++++++++
>  6 files changed, 1391 insertions(+)
> ---
> base-commit: 469819cc17368702a6f68cec2148f518d3f3679b
> change-id: 20241016-cs42l84-f38348d21c88
>
> Best regards,
> --
> James Calligeros <jcalligeros99@...il.com>
>
>

Used and reviewed over multiple revisions in Fedora Asahi Remix. :)

Reviewed-by: Neal Gompa <neal@...pa.dev>



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