linux-kernel - Re: [PATCH 5/6] ARM: dts: imx6dl-yapp43: Add support for new HW revision of the IOTA board

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Date:   Tue, 14 Mar 2023 08:42:01 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Michal Vokáč <michal.vokac@...ft.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 5/6] ARM: dts: imx6dl-yapp43: Add support for new HW revision of the IOTA board

On Mon, Mar 13, 2023 at 05:42:21PM +0100, Michal Vokáč wrote:
> > > +	eeprom@57 {
> > > +		compatible = "atmel,24c128";
> > > +		reg = <0x57>;
> > > +		pagesize = <64>;
> > > +		status = "okay";
> > 
> > The "okay" status is only needed to flip a "disabled" one.
> 
> OK, I will remove the status "okay" from all device nodes defined
> by this dtsi that should be enabled by default.
> 
> I assume that using status "okay" (or "disabled") for referenced
> nodes coming from included SoC dtsi files is fine even if these
> nodes already have the required status at the moment.

Yeah, that would be fine.

Shawn

> Otherwise I see no guarantee that the node will have my required
> status in the future as well. The status in the included files
> may be changed by someone else for whatever reason.