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Date:   Mon, 16 Jan 2023 17:39:22 +0100
From:   Andreas Kemnade <andreas@kemnade.info>
To:     Tony Lindgren <tony@atomide.com>
Cc:     Adam Ford <aford173@gmail.com>, bcousson@baylibre.com,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        linux-omap@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        "H. Nikolaus Schaller" <hns@goldelico.com>
Subject: Re: [PATCH] ARM: dts: gta04: fix excess dma channel usage
Message-ID: <20230116173922.585904bf@aktux>
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References: <20230113211151.2314874-1-andreas@kemnade.info>
        <CAHCN7xJH+c41Yas+xnWA57KNi9arOOJDxJ=joEDEJr2k6jrRrw@mail.gmail.com>
        <Y8VkjQ2yZQssx/wJ@atomide.com>
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On Mon, 16 Jan 2023 16:51:57 +0200
Tony Lindgren <tony@atomide.com> wrote:

> Hi,
> 
> * Adam Ford <aford173@gmail.com> [230116 14:16]:
> > Would it make sense to make this default in the omap3.dtsi file and
> > enable them in the individual boards that need it?  
> 
> In general disabling the unused devices by default for omaps will break
> the power management. The disabled devices are completely ignored by the
> kernel, and the devices are left to whatever the bootloader state might
> be.
> 
hmm, shouldn't ti-sysc keep things disabled in most cases? It is still a bit
known because there is no status = "disabled" in the target-module@xxx node.

Regards,
Andreas