linux-kernel - Re: [PATCH] arm64: dtsi: imx93: add alias id for bbnsm

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <Z9mWA5ldMDqZcVf5@alb3rt0-ThinkPad-P15-Gen-1>
Date: Tue, 18 Mar 2025 16:49:23 +0100
From: Alberto Merciai <alb3rt0.m3rciai@...il.com>
To: Alexander Stein <alexander.stein@...tq-group.com>
Cc: 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>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>,
	"open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <imx@...ts.linux.dev>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <linux-arm-kernel@...ts.infradead.org>,
	open list <linux-kernel@...r.kernel.org>,
	Frank Li <Frank.Li@....com>
Subject: Re: [PATCH] arm64: dtsi: imx93: add alias id for bbnsm_rtc

On Fri, Mar 07, 2025 at 11:19:13AM +0100, Alexander Stein wrote:
> Hi,
> 
> Am Donnerstag, 6. März 2025, 20:30:14 CET schrieb Frank Li:
> > From: Joy Zou <joy.zou@....com>
> > 
> > Add rtc0 alias to set bbnsm_rtc as the default rtc.
> > 
> > Signed-off-by: Joy Zou <joy.zou@....com>
> > Signed-off-by: Frank Li <Frank.Li@....com>
> > ---
> >  arch/arm64/boot/dts/freescale/imx93.dtsi | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
> > index 56766fdb0b1e5..7d9aa15ebf5d0 100644
> > --- a/arch/arm64/boot/dts/freescale/imx93.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
> > @@ -34,6 +34,7 @@ aliases {
> >  		mmc0 = &usdhc1;
> >  		mmc1 = &usdhc2;
> >  		mmc2 = &usdhc3;
> > +		rtc0 = &bbnsm_rtc;
> 
> IMHO this is a board property, not SoC property.
> 
> Best regards
> Alexander
> 
> >  		serial0 = &lpuart1;
> >  		serial1 = &lpuart2;
> >  		serial2 = &lpuart3;
> > 
> 
> 
> -- 
> TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
> Amtsgericht München, HRB 105018
> Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
> http://www.tq-group.com/
> 
> 
> 
I agree with Alexander, furthermore if we look to others dtsi we don't
create this relationship at soc level even if we have rtc there, is not?

for example:
arch/arm64/boot/dts/freescale/imx8mp.dtsi
arch/arm/boot/dts/nxp/imx/imx6qdl.dtsi

Regards,
Alberto