linux-kernel - Re: [PATCHv4 8/9] ASoC: fsl-asoc-card: add DT property "cpu-system-clock-direction-out"

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Date: Fri, 17 May 2024 12:06:03 +0100
From: Mark Brown <broonie@...nel.org>
To: Elinor Montmasson <elinor.montmasson@...oirfairelinux.com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	shengjiu wang <shengjiu.wang@...il.com>,
	Xiubo Lee <Xiubo.Lee@...il.com>, Fabio Estevam <festevam@...il.com>,
	Nicolin Chen <nicoleotsuka@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
	linux-sound <linux-sound@...r.kernel.org>,
	devicetree <devicetree@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	alsa-devel <alsa-devel@...a-project.org>,
	linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCHv4 8/9] ASoC: fsl-asoc-card: add DT property
 "cpu-system-clock-direction-out"

On Fri, May 17, 2024 at 05:05:38AM -0400, Elinor Montmasson wrote:

> This new compatible is intended to be used when there is no codec
> device/driver. There is technically no codec device/driver for which
> the clock input can be set.

This is obviously not true, there clearly is a driver.

> Is it a bad idea to allow setting the cpu sysclk direction only ?
> Should the compatible be limited to use-cases where the cpu sysclk
> direction cannot be set by the machine driver ?

When I said "this should use the clock bindings" I meant that we should
use the clock bindings for configuration here.

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