linux-kernel - Re: [PATCH] clk: qcom: gdsc: treat optional supplies as optional

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Message-ID: <9b2a7e9f-dbb2-4acb-91a7-fcc64d5cfabd@sirena.org.uk>
Date: Mon, 25 Mar 2024 14:01:16 +0000
From: Mark Brown <broonie@...nel.org>
To: Johan Hovold <johan+linaro@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: qcom: gdsc: treat optional supplies as optional

On Mon, Mar 25, 2024 at 09:19:57AM +0100, Johan Hovold wrote:
> Since commit deebc79b28d6 ("clk: qcom: gpucc-sc8280xp: Add external
> supply for GX gdsc") the GDSC supply must be treated as optional to
> avoid warnings like:
> 
> 	gpu_cc-sc8280xp 3d90000.clock-controller: supply vdd-gfx not found, using dummy regulator
> 
> on SC8280XP.

Can this device actually run with the supply physically disconnected?

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