linux-kernel - Re: [PATCH 2/5] arm64: dts: imx8qxp: configure dsp node for rproc usage

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Message-ID: <CAEnQRZAdKdZbOgqBJbpLbfjtpwPt8qvR-hJkduuuw9hrwd5Phg@mail.gmail.com>
Date: Tue, 24 Sep 2024 14:01:26 +0300
From: Daniel Baluta <daniel.baluta@...il.com>
To: Frank Li <Frank.li@....com>
Cc: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
	Daniel Baluta <daniel.baluta@....com>, Shengjiu Wang <shengjiu.wang@....com>, 
	Iuliana Prodan <iuliana.prodan@....com>, devicetree@...r.kernel.org, imx@...ts.linux.dev, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] arm64: dts: imx8qxp: configure dsp node for rproc usage

On Wed, Sep 18, 2024 at 10:02 PM Frank Li <Frank.li@....com> wrote:
>
> On Wed, Sep 18, 2024 at 02:21:14PM -0400, Laurentiu Mihalcea wrote:
> > From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
> >
> > Currently, the dsp node is configured for SOF usage, which
> > is not the "default" case and should be done in a separate
> > SOF DTS. As such, configure the dsp node for rproc usage,
> > which is the "default" case.
>
> why do you think SOF is not "default" case? where sof dts?

SOF DTS are yet to be upstreamed. We use the DSP for several usescases.

1) General applications using the DSP using remoteproc/rpmsg interface.
2) Sound Open Firmware.

We would like to have 1) as a default this implies that Audio is done
via default
ALSA path.