linux-kernel - Re: [PATCH 5/5] arm64: dts: Add dsp rproc related mem regions

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Message-ID: <CAEnQRZBh7=niaH_yoHD0uQQs=4GEB89mf_7nqVjfAWums=tTpg@mail.gmail.com>
Date: Wed, 20 Nov 2024 17:40:47 +0200
From: Daniel Baluta <daniel.baluta@...il.com>
To: Ahmad Fatoum <a.fatoum@...gutronix.de>
Cc: Daniel Baluta <daniel.baluta@....com>, shawnguo@...nel.org, s.hauer@...gutronix.de, 
	kernel@...gutronix.de, aisheng.dong@....com, imx@...ts.linux.dev, 
	conor+dt@...nel.org, robh@...nel.org, iuliana.prodan@....com, 
	shengjiu.wang@....com, frank.li@....com, linux-kernel@...r.kernel.org, 
	laurentiu.mihalcea@....com, devicetree@...r.kernel.org, krzk+dt@...nel.org, 
	festevam@...il.com, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 5/5] arm64: dts: Add dsp rproc related mem regions

On Wed, Nov 20, 2024 at 5:36 PM Ahmad Fatoum <a.fatoum@...gutronix.de> wrote:
>
> Hello Daniel,
>
> On 20.11.24 14:58, Daniel Baluta wrote:
> > With imx8mp-evk board we are now configuring 'dsp' node for rproc usage,
> > so add rproc specific memory regions.
> >
> > Also, enable dsp node because it is ready to be used.
> >
> > Signed-off-by: Daniel Baluta <daniel.baluta@....com>
>
> >  &eqos {
> >       pinctrl-names = "default";
> >       pinctrl-0 = <&pinctrl_eqos>;
> > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > index fa4ff75af12d..e6f3ac02689c 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> > @@ -282,7 +282,6 @@ reserved-memory {
> >               dsp_reserved: dsp@...00000 {
> >                       reg = <0 0x92400000 0 0x1000000>;
> >                       no-map;
> > -                     status = "disabled";
>
> This reverts commit 010dc015b811 ("arm64: dts: imx8mp: Disable dsp
> reserved memory by default").
>
> Please enable the reserved memory node in your board DTS instead.

Thanks Ahmad that's a good catch. Will fix this in v2.

Will wait for few days to get more comments on this patchseries and
then send v2.

Thanks,
Daniel.