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From: Mark Brown <broonie@kernel.org>
To: Steven Price <steven.price@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	devicetree@vger.kernel.org,
	Nicolas Boichat <drinkcat@chromium.org>,
	Tomeu Vizoso <tomeu.vizoso@collabora.com>,
	David Airlie <airlied@linux.ie>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Liam Girdwood <lgirdwood@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	linux-mediatek@lists.infradead.org,
	Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>,
	hsinyi@chromium.org, Matthias Brugger <matthias.bgg@gmail.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 4/7] drm/panfrost: Add support for multiple regulators
Date: Mon, 20 Jan 2020 17:03:43 +0000
Message-ID: <20200120170343.GE6852@sirena.org.uk> (raw)
In-Reply-To: <7e82cac2-efbf-806b-8c2e-04dbd0482b50@arm.com>

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On Mon, Jan 20, 2020 at 02:43:10PM +0000, Steven Price wrote:

> From discussions offline, I think I've come round to the view that
> having a "soft PDC" in device tree isn't the right solution. Device tree
> should be describing the hardware and that isn't actually a hardware
> component.

You can use an implementation like that separately to it being in the
device tree, it is perfectly possible to instantiate devices that have
no representation at all in device tree based on other things that are
there like board or SoC information, or as subdevices of things that are
there.

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Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14  7:15 [PATCH v3 0/7] Add dts for mt8183 GPU (and misc panfrost patches) Nicolas Boichat
2020-01-14  7:15 ` [PATCH v3 1/7] dt-bindings: gpu: mali-bifrost: Add Mediatek MT8183 Nicolas Boichat
2020-01-14  7:15 ` [PATCH v3 2/7] arm64: dts: mt8183: Add node for the Mali GPU Nicolas Boichat
2020-01-14  7:15 ` [PATCH v3 3/7] drm/panfrost: Improve error reporting in panfrost_gpu_power_on Nicolas Boichat
2020-01-14  7:15 ` [PATCH v3 4/7] drm/panfrost: Add support for multiple regulators Nicolas Boichat
2020-01-14 15:16   ` Mark Brown
2020-01-21  4:37     ` Nicolas Boichat
2020-01-22 13:40       ` Steven Price
2020-01-20 14:43   ` Steven Price
2020-01-20 17:03     ` Mark Brown [this message]
2020-01-20 17:09       ` Steven Price
2020-01-14  7:16 ` [PATCH v3 5/7] drm/panfrost: Add support for multiple power domains Nicolas Boichat
2020-01-20 14:53   ` Steven Price
2020-02-07  3:06     ` Nicolas Boichat
2020-01-14  7:16 ` [PATCH v3 6/7, RFC] drm/panfrost: Add mt8183-mali compatible string Nicolas Boichat
2020-01-14  7:16 ` [PATCH v3 7/7, RFC] drm/panfrost: devfreq: Add support for 2 regulators Nicolas Boichat

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